{"id":65233,"date":"2026-08-05T14:27:37","date_gmt":"2026-08-05T18:27:37","guid":{"rendered":"https:\/\/rheolution.com\/?p=65233"},"modified":"2026-08-13T15:40:09","modified_gmt":"2026-08-13T19:40:09","slug":"polimeri-plga","status":"publish","type":"post","link":"https:\/\/rheolution.com\/it\/note-applicative\/polimeri-plga\/","title":{"rendered":"Polimeri PLGA"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"65233\" class=\"elementor elementor-65233 elementor-63290\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-8fd4dcf e-flex e-con-boxed e-con e-parent\" data-id=\"8fd4dcf\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-8c770e2 elementor-widget elementor-widget-heading\" data-id=\"8c770e2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h6 class=\"elementor-heading-title elementor-size-default\">Nota applicativa | ElastoSens\u2122 Bio<\/h6>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-760ae40 elementor-widget elementor-widget-heading\" data-id=\"760ae40\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">Polimeri PLGA: propriet\u00e0, applicazioni e comportamento meccanico<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-16057f6 elementor-widget elementor-widget-text-editor\" data-id=\"16057f6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>di <a href=\"https:\/\/www.linkedin.com\/in\/mayasalame\/\">Maya Salame<\/a> e <a href=\"https:\/\/www.linkedin.com\/in\/dimitria-camas%C3%A3o-049002a2\/\">Dimitria Camasao<\/a><\/p><p>Ricercatori applicativi<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-97ac8de e-flex e-con-boxed e-con e-parent\" data-id=\"97ac8de\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-5fc8fde elementor-widget__width-initial elementor-widget-mobile__width-inherit elementor-widget elementor-widget-heading\" data-id=\"5fc8fde\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Cos\u2019\u00e8 un PLGA?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d61237b elementor-widget elementor-widget-text-editor\" data-id=\"d61237b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400\">Il poli(acido lattico-co-glicolico) (PLGA) \u00e8 un poliestere alifatico sintetico e biodegradabile ottenuto dalla copolimerizzazione dell\u2019acido lattico e dell\u2019acido glicolico. Si tratta di un polimero prodotto industrialmente a partire da monomeri rinnovabili che vengono metabolizzati attraverso vie biochimiche naturali. Il PLGA viene sintetizzato principalmente tramite polimerizzazione ad apertura di anello del lattide e del glicolide, il che permette di controllare con precisione il peso molecolare, il rapporto di copolimerizzazione e la composizione chimica dei gruppi terminali. Regolando il rapporto tra acido lattico e acido glicolico, \u00e8 possibile ottimizzare con precisione le propriet\u00e0 del PLGA, come l\u2019idrofobicit\u00e0, la cristallinit\u00e0 e la velocit\u00e0 di degradazione, rendendolo un biomateriale versatile per applicazioni mediche e farmaceutiche.   <\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5703c6a elementor-widget__width-initial elementor-widget-mobile__width-inherit elementor-widget elementor-widget-heading\" data-id=\"5703c6a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Propriet\u00e0 principali dei polimeri PLGA<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5a0b64a elementor-widget elementor-widget-heading\" data-id=\"5a0b64a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Caratteristiche fisico-chimiche<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-454b0e3 elementor-widget elementor-widget-text-editor\" data-id=\"454b0e3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400\">Il PLGA non subisce un processo di gelificazione nel senso classico del termine, ma forma matrici polimeriche solide o porose tramite processi di colata in solvente, lisciviazione di particelle, elettrofilatura o stampaggio. Il suo comportamento fisico-chimico \u00e8 determinato dall&#8217;idrolisi del legame estere e dalla mobilit\u00e0 delle catene polimeriche. <\/span><\/p><p><span style=\"font-weight: 400\">Tra i principali fattori che influenzano questa situazione ci sono:<\/span><\/p><ul><li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Il rapporto tra i copolimeri (lattide:glicolide), che determina la cristallinit\u00e0 e la velocit\u00e0 di degradazione.<\/span><\/li><li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Peso molecolare e polidispersit\u00e0.<\/span><\/li><li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Composizione chimica dei gruppi terminali (con terminazione acida o estere).<\/span><\/li><li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Condizioni di lavorazione quali la scelta del solvente, la temperatura e l&#8217;esposizione all&#8217;umidit\u00e0.<\/span><\/li><\/ul><p><span style=\"font-weight: 400\">La reticolazione non \u00e8 una propriet\u00e0 intrinseca del PLGA, ma pu\u00f2 essere ottenuta indirettamente tramite miscelazione o modifica superficiale con altri polimeri o gruppi funzionali.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-30981bc elementor-widget elementor-widget-heading\" data-id=\"30981bc\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Propriet\u00e0 meccaniche<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4476bec elementor-widget elementor-widget-text-editor\" data-id=\"4476bec\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400\">Il PLGA mostra una vasta gamma di comportamenti meccanici a seconda della composizione e del processo di lavorazione. In genere, nelle fasi iniziali si comporta come un polimero rigido ed elastico, per poi passare a un comportamento pi\u00f9 morbido e viscoelastico man mano che la degradazione avanza. <\/span><\/p><ul><li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Il modulo elastico e la resistenza alla trazione diminuiscono col tempo a causa della scissione idrolitica delle catene.<\/span><\/li><li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Un contenuto pi\u00f9 elevato di acido glicolico aumenta in genere la rigidit\u00e0, ma accelera il degrado.<\/span><\/li><li style=\"font-weight: 400\"><span style=\"font-weight: 400\">La porosit\u00e0 e la struttura dello scaffold influenzano notevolmente le propriet\u00e0 di compressione e trazione.<\/span><\/li><li style=\"font-weight: 400\"><span style=\"font-weight: 400\">L&#8217;integrit\u00e0 meccanica diminuisce progressivamente man mano che il peso molecolare cala durante la degradazione.<\/span><\/li><\/ul><p><span style=\"font-weight: 400\">Questa evoluzione meccanica che varia nel tempo \u00e8 fondamentale per le applicazioni di sostegno del carico e di supporto temporaneo.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0959975 elementor-widget elementor-widget-heading\" data-id=\"0959975\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Interazioni biologiche<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-62fefea elementor-widget elementor-widget-text-editor\" data-id=\"62fefea\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400\">Il PLGA \u00e8 ampiamente riconosciuto per la sua biocompatibilit\u00e0 e il suo biorassorbimento prevedibile. I suoi prodotti di degradazione \u2014 gli acidi lattico e glicolico \u2014 vengono metabolizzati naturalmente, anche se l&#8217;acidit\u00e0 localizzata pu\u00f2 influenzare le risposte cellulari. <\/span><\/p><ul><li style=\"font-weight: 400\"><span style=\"font-weight: 400\">In genere favorisce l&#8217;adesione cellulare se sottoposta a modifica superficiale o combinata con componenti bioattivi.<\/span><\/li><li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Presenta una bassa immunogenicit\u00e0, ma pu\u00f2 indurre lievi risposte infiammatorie durante la rapida degradazione.<\/span><\/li><li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Non presenta di per s\u00e9 motivi di adesione cellulare, quindi spesso va funzionalizzato.<\/span><\/li><li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Si degrada principalmente tramite idrolisi di massa piuttosto che tramite processi enzimatici.<\/span><\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-28004d8 elementor-widget__width-initial elementor-widget-mobile__width-inherit elementor-widget elementor-widget-heading\" data-id=\"28004d8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Applicazioni del PLGA<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-06adff0 elementor-widget elementor-widget-heading\" data-id=\"06adff0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Ingegneria dei tessuti<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ba2f1b1 elementor-widget elementor-widget-text-editor\" data-id=\"ba2f1b1\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400\">Il PLGA \u00e8 ampiamente utilizzato come materiale per scaffold nell\u2019ingegneria tissutale grazie alle sue propriet\u00e0 meccaniche e di degradazione regolabili. Favorisce la rigenerazione dei tessuti ossei, cartilaginei, nervosi, cardiaci e vascolari fornendo un supporto strutturale temporaneo e riassorbendosi gradualmente man mano che si forma il nuovo tessuto. <\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d01f123 elementor-widget elementor-widget-heading\" data-id=\"d01f123\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Coltura cellulare 3D e modelli di malattia<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-137d5ec elementor-widget elementor-widget-text-editor\" data-id=\"137d5ec\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400\">Gli scaffold porosi e le microsfere a base di PLGA vengono utilizzati per creare ambienti cellulari tridimensionali che riproducono meglio le condizioni in vivo. Questi sistemi servono a studiare le interazioni cellula-materiale, lo sviluppo dei tessuti e la progressione delle malattie in condizioni meccaniche e biochimiche controllate. <\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c1cb3eb elementor-widget elementor-widget-heading\" data-id=\"c1cb3eb\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Somministrazione di farmaci, geni e cellule<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ac87f2a elementor-widget elementor-widget-text-editor\" data-id=\"ac87f2a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400\">Il PLGA \u00e8 un materiale di riferimento per i sistemi di rilascio controllato. \u00c8 ampiamente utilizzato per produrre nanoparticelle, microsfere e impianti che consentono il rilascio prolungato e regolabile di farmaci, geni, proteine e cellule, con una cinetica di rilascio determinata dalla composizione del polimero e dalla velocit\u00e0 di degradazione. <\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-892f73a elementor-widget__width-initial elementor-widget-mobile__width-inherit elementor-widget elementor-widget-heading\" data-id=\"892f73a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Perch\u00e9 la viscoelasticit\u00e0 del PLGA \u00e8 importante<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-05c6bea elementor-widget elementor-widget-text-editor\" data-id=\"05c6bea\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400\">Anche se il PLGA viene spesso considerato un polimero solido, il suo comportamento viscoelastico cambia notevolmente nel tempo a causa della degradazione idrolitica. I cambiamenti nella rigidit\u00e0, nello smorzamento e nella dissipazione di energia influenzano direttamente il trasferimento del carico, la stabilit\u00e0 dello scaffold e la meccano-trasduzione cellulare. Capire questa viscoelasticit\u00e0 che cambia nel tempo \u00e8 fondamentale per prevedere le prestazioni in vivo, ottimizzare il design dello scaffold e allineare il supporto meccanico ai tempi di rigenerazione dei tessuti.  <\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-851f298 elementor-widget__width-initial elementor-widget-mobile__width-inherit elementor-widget elementor-widget-heading\" data-id=\"851f298\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Metodi per caratterizzare la viscoelasticit\u00e0 del PLGA<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-171be53 elementor-widget elementor-widget-text-editor\" data-id=\"171be53\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400\">La caratterizzazione meccanica del PLGA si basa in genere su metodi di prova distruttivi o a punto finale, tra cui prove di trazione, prove di compressione, analisi meccanica dinamica e misurazioni reologiche su materiali fusi o compositi. Questi approcci spesso richiedono pi\u00f9 campioni, compromettono l\u2019integrit\u00e0 strutturale e forniscono informazioni limitate sull\u2019evoluzione meccanica in tempo reale durante la degradazione o la coltura. <\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1961b9f elementor-widget__width-initial elementor-widget-mobile__width-inherit elementor-widget elementor-widget-heading\" data-id=\"1961b9f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">ElastoSens\u2122 Bio: uno strumento non distruttivo per misurare i polimeri PLGA morbidi<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-5a225c3 e-grid e-con-full e-con e-child\" data-id=\"5a225c3\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-ce43e5b elementor-widget elementor-widget-text-editor\" data-id=\"ce43e5b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400\">Il <a href=\"https:\/\/rheolution.com\/instrument-elastosensbio\/\" target=\"_blank\" rel=\"noopener\"><strong>ElastoSens\u2122 Bio <\/strong><\/a> <\/span><span style=\"font-weight: 400\">permette di misurare in modo non distruttivo e senza contatto le propriet\u00e0 viscoelastiche di sistemi polimerici morbidi e soggetti a degrado, come gli scaffold e i compositi a base di PLGA. Applicando una leggera eccitazione oscillatoria, misura in tempo reale i moduli di conservazione e di perdita senza alterare l\u2019integrit\u00e0 del campione. <\/span><\/p><p><span style=\"font-weight: 400\">Tra i principali vantaggi ci sono:<\/span><\/p><ul><li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Elevata sensibilit\u00e0 e ripetibilit\u00e0 per materiali morbidi e in continua evoluzione.<\/span><\/li><li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Monitoraggio in tempo reale delle variazioni di rigidit\u00e0 durante il degrado.<\/span><\/li><li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Possibilit\u00e0 di analizzare lo stesso campione in modo longitudinale in condizioni sterili.<\/span><\/li><li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Compatibilit\u00e0 con ambienti idrati e biologicamente rilevanti.<\/span><\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-045aef9 elementor-widget elementor-widget-image\" data-id=\"045aef9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"968\" height=\"544\" src=\"https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/elastosens2-1.webp?fit=968%2C544&amp;ssl=1\" class=\"attachment-large size-large wp-image-43562\" alt=\"\" srcset=\"https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/elastosens2-1.webp?w=968&amp;ssl=1 968w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/elastosens2-1.webp?resize=300%2C169&amp;ssl=1 300w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/elastosens2-1.webp?resize=768%2C432&amp;ssl=1 768w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/elastosens2-1.webp?resize=133%2C75&amp;ssl=1 133w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/elastosens2-1.webp?resize=480%2C270&amp;ssl=1 480w\" sizes=\"(max-width:767px) 700px, (max-width:968px) 100vw, 968px\" data-attachment-id=\"43562\" data-permalink=\"https:\/\/rheolution.com\/it\/elastosens2-4-2-2\/\" data-orig-file=\"https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/elastosens2-1.webp?fit=968%2C544&amp;ssl=1\" data-orig-size=\"968,544\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"elastosens2\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/elastosens2-1.webp?fit=968%2C544&amp;ssl=1\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4c4f175 elementor-widget elementor-widget-text-editor\" data-id=\"4c4f175\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400\">Questo approccio offre una visione unica del comportamento meccanico dinamico dei sistemi PLGA durante tutto il loro ciclo di vita funzionale.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8ad5968 elementor-widget elementor-widget-heading\" data-id=\"8ad5968\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Conclusioni e prospettive<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b86e41a elementor-widget elementor-widget-text-editor\" data-id=\"b86e41a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400\">Il comportamento meccanico del PLGA \u2014 determinato dalla composizione, dalla lavorazione e dalla degradazione nel tempo \u2014 \u00e8 fondamentale per le sue prestazioni negli scaffold, nei sistemi di somministrazione e nei biomateriali iniettabili. Dato che i sistemi a base di PLGA subiscono spesso un\u2019evoluzione meccanica continua, \u00e8 necessario monitorarne le propriet\u00e0 senza alterarne la struttura o la sterilit\u00e0. La caratterizzazione viscoelastica non distruttiva con ElastoSens\u2122 Bio permette di:  <\/span><\/p><p><span style=\"font-weight: 400\">  La caratterizzazione viscoelastica non distruttiva con ElastoSens\u2122 Bio permette di:<\/span><\/p><ul><li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Monitoraggio accurato e ripetibile dell&#8217;evoluzione della rigidit\u00e0 durante il degrado.<\/span><span style=\"font-weight: 400\"><br><\/span><\/li><li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Identificazione della transizione liquido-solido e della rigidit\u00e0 finale nei sistemi morbidi e nei compositi a base di PLGA.<\/span><span style=\"font-weight: 400\"><br><\/span><\/li><li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Prove longitudinali sullo stesso campione per valutare il comportamento meccanico in funzione del tempo in condizioni sterili.<\/span><span style=\"font-weight: 400\"><br><\/span><\/li><li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Monitoraggio in tempo reale della cinetica di fotoreticolazione quando il PLGA viene utilizzato in formulazioni fotoreattive o ibride.<\/span><span style=\"font-weight: 400\"><br><\/span><\/li><\/ul><p><span style=\"font-weight: 400\">Nel complesso, questo approccio contribuisce a migliorare la comprensione, la riproducibilit\u00e0 e l&#8217;ottimizzazione dei materiali a base di PLGA per applicazioni biomediche e industriali.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-794c36a elementor-widget elementor-widget-heading\" data-id=\"794c36a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Riferimenti<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-27340c7 elementor-widget elementor-widget-text-editor\" data-id=\"27340c7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><a href=\"https:\/\/www.mdpi.com\/1422-0067\/15\/3\/3640\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400\">Gentile, P., Chiono, V., Carmagnola, I., &amp; Hatton, P. V. (2014). An overview of poly (lactic-co-glycolic) acid (PLGA)-based biomaterials for bone tissue engineering.  <\/span>International journal of molecular sciences, 15(3), 3640-3659.<\/a><\/p><p><a href=\"https:\/\/advanced.onlinelibrary.wiley.com\/doi\/10.1002\/adhm.201701035\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400\">Martins, C., Sousa, F., Ara\u00fajo, F., &amp; Sarmento, B. (2018). Functionalizing PLGA and PLGA derivatives for drug delivery and tissue regeneration applications.  <\/span>Advanced healthcare materials, 7(1), 1701035.<\/a><\/p><p><a href=\"https:\/\/link.springer.com\/article\/10.1007\/s10965-021-02562-6\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400\">Patel, M., Jha, A., &amp; Patel, R. (2021). Potential application of PLGA microsphere for tissue engineering.  <\/span>Journal of Polymer Research, 28(6), 214.<\/a><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9383078 elementor-widget__width-initial elementor-widget-mobile__width-inherit elementor--h-position-center elementor--v-position-middle elementor-arrows-position-inside elementor-widget elementor-widget-slides\" data-id=\"9383078\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;navigation&quot;:&quot;arrows&quot;,&quot;autoplay_speed&quot;:4000,&quot;transition_speed&quot;:4000,&quot;autoplay&quot;:&quot;yes&quot;,&quot;pause_on_hover&quot;:&quot;yes&quot;,&quot;pause_on_interaction&quot;:&quot;yes&quot;,&quot;infinite&quot;:&quot;yes&quot;,&quot;transition&quot;:&quot;slide&quot;}\" data-widget_type=\"slides.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-swiper\">\n\t\t\t\t\t<div class=\"elementor-slides-wrapper elementor-main-swiper swiper\" role=\"region\" aria-roledescription=\"carousel\" aria-label=\"Slides\" dir=\"ltr\" data-animation=\"fadeInUp\">\n\t\t\t\t<div class=\"swiper-wrapper elementor-slides\">\n\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-repeater-item-c97f30c swiper-slide\" role=\"group\" aria-roledescription=\"slide\"><div class=\"swiper-slide-bg\" role=\"img\" aria-label=\"elastosens2\"><\/div><div class=\"swiper-slide-inner\" ><div class=\"swiper-slide-contents\"><\/div><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8cce0c6 elementor-widget__width-initial elementor-widget-mobile__width-inherit elementor-widget elementor-widget-text-editor\" data-id=\"8cce0c6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Scopri come la nostra tecnologia misura in modo non distruttivo le propriet\u00e0 viscoelastiche dei biomateriali morbidi e dei tessuti utilizzando microvolumi di campioni<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c4ce1d0 elementor-align-center elementor-widget elementor-widget-button\" data-id=\"c4ce1d0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/rheolution.com\/contact\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Contattaci per saperne di pi\u00f9<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-efbb293 elementor-widget elementor-widget-heading\" data-id=\"efbb293\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<p class=\"elementor-heading-title elementor-size-default\">Articoli correlati<\/p>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3f623a9 premium-blog-cta-full-yes premium-floating-effects-yes premium-disable-fe-yes elementor-widget__width-initial premium-blog-align-left elementor-widget elementor-widget-premium-addon-blog\" data-id=\"3f623a9\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;force_height&quot;:&quot;true&quot;,&quot;premium_blog_grid&quot;:&quot;yes&quot;,&quot;premium_blog_layout&quot;:&quot;even&quot;,&quot;premium_blog_columns_number&quot;:&quot;50%&quot;,&quot;premium_blog_columns_number_tablet&quot;:&quot;50%&quot;,&quot;premium_blog_columns_number_mobile&quot;:&quot;100%&quot;,&quot;scroll_to_offset&quot;:&quot;yes&quot;,&quot;premium_fe_trigger&quot;:&quot;load&quot;,&quot;premium_fe_direction&quot;:&quot;alternate&quot;,&quot;premium_fe_loop&quot;:&quot;default&quot;,&quot;premium_fe_easing&quot;:&quot;easeInOutSine&quot;}\" data-widget_type=\"premium-addon-blog.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\n\t\t\n\n\t\t\t\t<div class=\"premium-blog-wrap  premium-blog-even\" data-page=\"65233\" data-pagination=\"true\">\n\t\t\t\t\t\t\t\t\t<div class=\"premium-blog-post-outer-container\" data-total=\"3\">\n\t\t\t<div class=\"premium-blog-post-container premium-blog-skin-classic\">\n\t\t\t\t\t\t\t\t\t<div class=\"premium-blog-thumb-effect-wrapper\">\n\t\t\t\t\t\t<div class=\"premium-blog-thumbnail-container premium-blog-zoomin-effect\">\n\t\t\t\t\t\t\t<img decoding=\"async\" width=\"7000\" height=\"2322\" src=\"https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/ALGINATE-1.jpg?fit=7000%2C2322&amp;ssl=1\" class=\"attachment-full size-full wp-image-63130\" alt=\"\" data-attachment-id=\"63130\" data-permalink=\"https:\/\/rheolution.com\/it\/alginate-2-2\/\" data-orig-file=\"https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/ALGINATE-1.jpg?fit=7000%2C2322&amp;ssl=1\" data-orig-size=\"7000,2322\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"ALGINATE\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/ALGINATE-1.jpg?fit=1024%2C340&amp;ssl=1\" srcset=\"https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/ALGINATE-1.jpg?w=7000&amp;ssl=1 7000w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/ALGINATE-1.jpg?resize=300%2C100&amp;ssl=1 300w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/ALGINATE-1.jpg?resize=1024%2C340&amp;ssl=1 1024w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/ALGINATE-1.jpg?resize=768%2C255&amp;ssl=1 768w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/ALGINATE-1.jpg?resize=1536%2C510&amp;ssl=1 1536w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/ALGINATE-1.jpg?resize=2048%2C679&amp;ssl=1 2048w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/ALGINATE-1.jpg?resize=150%2C50&amp;ssl=1 150w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/ALGINATE-1.jpg?resize=700%2C232&amp;ssl=1 700w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/ALGINATE-1.jpg?w=2440&amp;ssl=1 2440w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/ALGINATE-1.jpg?w=3660&amp;ssl=1 3660w\" sizes=\"(max-width:767px) 700px, (max-width:7000px) 100vw, 7000px\" \/>\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"premium-blog-thumbnail-overlay\">\n\t\t\t\t\t\t\t\t<a class=\"elementor-icon\" href=\"https:\/\/rheolution.com\/it\/note-applicative\/idrogel-di-alginato\/\" target=\"_blank\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-screen-only\">Idrogel di alginato<\/span>\n\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<\/div>\n\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"premium-blog-content-wrapper \">\n\n\t\t\t\t\t<div class=\"premium-blog-inner-container\">\n\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<h4 class=\"premium-blog-entry-title\">\n\t\t\t<a href=\"https:\/\/rheolution.com\/it\/note-applicative\/idrogel-di-alginato\/\" target=\"_blank\">\n\t\t\t\tIdrogel di alginato\t\t\t<\/a>\n\t\t<\/h4>\n\t\t\t\t<div class=\"premium-blog-entry-meta\">\n\t\t\t\n\t\t\t\n\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t\t\t<div class=\"premium-blog-content-inner-wrapper\">\n\t\t<p class=\"premium-blog-post-content\">Gli idrogel di alginato sono reti polimeriche tridimensionali ricche d'acqua, derivate dall'alginato, un polisaccaride anionico presente in natura. L'alginato viene estratto principalmente dalle pareti cellulari delle alghe brune appartenenti alla classe delle Phaeophyceae, anche se pu\u00f2 essere biosintetizzato da alcune specie batteriche come l'Azotobacter e lo Pseudomonas. Dal punto di vista strutturale, l\u2019alginato \u00e8 un copolimero lineare composto da acido \u03b2-D-mannuronico (unit\u00e0 M) e acido \u03b1-L-guluronico (unit\u00e0 G) collegati tramite legami glicosidici 1\u21924.<\/p><div class=\"premium-blog-excerpt-link-wrap\"><a href=\"https:\/\/rheolution.com\/it\/note-applicative\/idrogel-di-alginato\/\" target=\"_blank\" class=\"premium-blog-excerpt-link elementor-button\">Leggi di pi\u00f9 \u00bb<\/a><\/div>\t\t<\/div>\n\t\t\t\t\t\t\t\n\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t<\/div>\n\n\t\t\t\t<div class=\"premium-blog-post-outer-container\" data-total=\"3\">\n\t\t\t<div class=\"premium-blog-post-container premium-blog-skin-classic\">\n\t\t\t\t\t\t\t\t\t<div class=\"premium-blog-thumb-effect-wrapper\">\n\t\t\t\t\t\t<div class=\"premium-blog-thumbnail-container premium-blog-zoomin-effect\">\n\t\t\t\t\t\t\t<img decoding=\"async\" width=\"7875\" height=\"2612\" src=\"https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/Gelatin-Methacrylate-1.jpg?fit=7875%2C2612&amp;ssl=1\" class=\"attachment-full size-full wp-image-63422\" alt=\"\" data-attachment-id=\"63422\" data-permalink=\"https:\/\/rheolution.com\/it\/gelatin-methacrylate-2-2\/\" data-orig-file=\"https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/Gelatin-Methacrylate-1.jpg?fit=7875%2C2612&amp;ssl=1\" data-orig-size=\"7875,2612\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"Gelatin Methacrylate\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/Gelatin-Methacrylate-1.jpg?fit=1024%2C340&amp;ssl=1\" srcset=\"https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/Gelatin-Methacrylate-1.jpg?w=7875&amp;ssl=1 7875w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/Gelatin-Methacrylate-1.jpg?resize=300%2C100&amp;ssl=1 300w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/Gelatin-Methacrylate-1.jpg?resize=1024%2C340&amp;ssl=1 1024w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/Gelatin-Methacrylate-1.jpg?resize=768%2C255&amp;ssl=1 768w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/Gelatin-Methacrylate-1.jpg?resize=1536%2C509&amp;ssl=1 1536w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/Gelatin-Methacrylate-1.jpg?resize=2048%2C679&amp;ssl=1 2048w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/Gelatin-Methacrylate-1.jpg?resize=150%2C50&amp;ssl=1 150w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/Gelatin-Methacrylate-1.jpg?resize=700%2C232&amp;ssl=1 700w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/Gelatin-Methacrylate-1.jpg?w=2440&amp;ssl=1 2440w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/Gelatin-Methacrylate-1.jpg?w=3660&amp;ssl=1 3660w\" sizes=\"(max-width:767px) 700px, (max-width:7875px) 100vw, 7875px\" \/>\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"premium-blog-thumbnail-overlay\">\n\t\t\t\t\t\t\t\t<a class=\"elementor-icon\" href=\"https:\/\/rheolution.com\/it\/note-applicative\/gelma-idrogel\/\" target=\"_blank\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-screen-only\">Idrogel GelMA<\/span>\n\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<\/div>\n\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"premium-blog-content-wrapper \">\n\n\t\t\t\t\t<div class=\"premium-blog-inner-container\">\n\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<h4 class=\"premium-blog-entry-title\">\n\t\t\t<a href=\"https:\/\/rheolution.com\/it\/note-applicative\/gelma-idrogel\/\" target=\"_blank\">\n\t\t\t\tIdrogel GelMA\t\t\t<\/a>\n\t\t<\/h4>\n\t\t\t\t<div class=\"premium-blog-entry-meta\">\n\t\t\t\n\t\t\t\n\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t\t\t<div class=\"premium-blog-content-inner-wrapper\">\n\t\t<p class=\"premium-blog-post-content\">La gelatina metacrililica (GelMA) \u00e8 un idrogel fotoreticolabile derivato dalla gelatina, a sua volta ottenuta dall\u2019idrolisi parziale del collagene, la principale proteina strutturale della matrice extracellulare (ECM). Il GelMA si ottiene facendo reagire la gelatina con l'anidride metacrilica, introducendo gruppi funzionali metacriloilici sui residui amminoacidici della gelatina e conservando al contempo la maggior parte dei suoi motivi bioattivi nativi.<\/p><div class=\"premium-blog-excerpt-link-wrap\"><a href=\"https:\/\/rheolution.com\/it\/note-applicative\/gelma-idrogel\/\" target=\"_blank\" class=\"premium-blog-excerpt-link elementor-button\">Leggi di pi\u00f9 \u00bb<\/a><\/div>\t\t<\/div>\n\t\t\t\t\t\t\t\n\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t<\/div>\n\n\t\t\t\t<div class=\"premium-blog-post-outer-container\" data-total=\"3\">\n\t\t\t<div class=\"premium-blog-post-container premium-blog-skin-classic\">\n\t\t\t\t\t\t\t\t\t<div class=\"premium-blog-thumb-effect-wrapper\">\n\t\t\t\t\t\t<div class=\"premium-blog-thumbnail-container premium-blog-zoomin-effect\">\n\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"7875\" height=\"2612\" src=\"https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/PMMA-1.jpg?fit=7875%2C2612&amp;ssl=1\" class=\"attachment-full size-full wp-image-63430\" alt=\"\" data-attachment-id=\"63430\" data-permalink=\"https:\/\/rheolution.com\/it\/pmma-2-2\/\" data-orig-file=\"https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/PMMA-1.jpg?fit=7875%2C2612&amp;ssl=1\" data-orig-size=\"7875,2612\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"PMMA\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/PMMA-1.jpg?fit=1024%2C340&amp;ssl=1\" srcset=\"https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/PMMA-1.jpg?w=7875&amp;ssl=1 7875w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/PMMA-1.jpg?resize=300%2C100&amp;ssl=1 300w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/PMMA-1.jpg?resize=1024%2C340&amp;ssl=1 1024w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/PMMA-1.jpg?resize=768%2C255&amp;ssl=1 768w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/PMMA-1.jpg?resize=1536%2C509&amp;ssl=1 1536w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/PMMA-1.jpg?resize=2048%2C679&amp;ssl=1 2048w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/PMMA-1.jpg?resize=150%2C50&amp;ssl=1 150w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/PMMA-1.jpg?resize=700%2C232&amp;ssl=1 700w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/PMMA-1.jpg?w=2440&amp;ssl=1 2440w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/PMMA-1.jpg?w=3660&amp;ssl=1 3660w\" sizes=\"(max-width:767px) 700px, (max-width:7875px) 100vw, 7875px\" \/>\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"premium-blog-thumbnail-overlay\">\n\t\t\t\t\t\t\t\t<a class=\"elementor-icon\" href=\"https:\/\/rheolution.com\/it\/note-applicative\/polimeri-pmma\/\" target=\"_blank\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-screen-only\">Polimeri PMMA<\/span>\n\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<\/div>\n\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"premium-blog-content-wrapper \">\n\n\t\t\t\t\t<div class=\"premium-blog-inner-container\">\n\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<h4 class=\"premium-blog-entry-title\">\n\t\t\t<a href=\"https:\/\/rheolution.com\/it\/note-applicative\/polimeri-pmma\/\" target=\"_blank\">\n\t\t\t\tPolimeri PMMA\t\t\t<\/a>\n\t\t<\/h4>\n\t\t\t\t<div class=\"premium-blog-entry-meta\">\n\t\t\t\n\t\t\t\n\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t\t\t<div class=\"premium-blog-content-inner-wrapper\">\n\t\t<p class=\"premium-blog-post-content\">Il polimetilmetacrilato (PMMA) \u00e8 un polimero sintetico termoplastico che fa parte della famiglia delle resine acriliche. Si ottiene tramite la polimerizzazione radicalica dei monomeri di metilmetacrilato (MMA), dando origine a un polimero lineare e amorfo caratterizzato da un\u2019elevata trasparenza ottica e rigidit\u00e0 strutturale. Il PMMA \u00e8 interamente prodotto industrialmente: l\u2019MMA viene sintetizzato a partire da materie prime petrolchimiche e polimerizzato tramite un processo di innesco termico, chimico o fotochimico controllato.<\/p><div class=\"premium-blog-excerpt-link-wrap\"><a href=\"https:\/\/rheolution.com\/it\/note-applicative\/polimeri-pmma\/\" target=\"_blank\" class=\"premium-blog-excerpt-link elementor-button\">Leggi di pi\u00f9 \u00bb<\/a><\/div>\t\t<\/div>\n\t\t\t\t\t\t\t\n\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t<\/div>\n\n\t\t\t\t<div class=\"premium-blog-post-outer-container\" data-total=\"3\">\n\t\t\t<div class=\"premium-blog-post-container premium-blog-skin-classic\">\n\t\t\t\t\t\t\t\t\t<div class=\"premium-blog-thumb-effect-wrapper\">\n\t\t\t\t\t\t<div class=\"premium-blog-thumbnail-container premium-blog-zoomin-effect\">\n\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"7875\" height=\"2612\" src=\"https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/Polydimethylsiloxane-PDMS-1.jpg?fit=7875%2C2612&amp;ssl=1\" class=\"attachment-full size-full wp-image-63390\" alt=\"\" data-attachment-id=\"63390\" data-permalink=\"https:\/\/rheolution.com\/it\/polydimethylsiloxane-pdms-2-2\/\" data-orig-file=\"https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/Polydimethylsiloxane-PDMS-1.jpg?fit=7875%2C2612&amp;ssl=1\" data-orig-size=\"7875,2612\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"Polydimethylsiloxane (PDMS)\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/Polydimethylsiloxane-PDMS-1.jpg?fit=1024%2C340&amp;ssl=1\" srcset=\"https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/Polydimethylsiloxane-PDMS-1.jpg?w=7875&amp;ssl=1 7875w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/Polydimethylsiloxane-PDMS-1.jpg?resize=300%2C100&amp;ssl=1 300w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/Polydimethylsiloxane-PDMS-1.jpg?resize=1024%2C340&amp;ssl=1 1024w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/Polydimethylsiloxane-PDMS-1.jpg?resize=768%2C255&amp;ssl=1 768w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/Polydimethylsiloxane-PDMS-1.jpg?resize=1536%2C509&amp;ssl=1 1536w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/Polydimethylsiloxane-PDMS-1.jpg?resize=2048%2C679&amp;ssl=1 2048w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/Polydimethylsiloxane-PDMS-1.jpg?resize=150%2C50&amp;ssl=1 150w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/Polydimethylsiloxane-PDMS-1.jpg?resize=700%2C232&amp;ssl=1 700w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/Polydimethylsiloxane-PDMS-1.jpg?w=2440&amp;ssl=1 2440w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/Polydimethylsiloxane-PDMS-1.jpg?w=3660&amp;ssl=1 3660w\" sizes=\"(max-width:767px) 700px, (max-width:7875px) 100vw, 7875px\" \/>\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"premium-blog-thumbnail-overlay\">\n\t\t\t\t\t\t\t\t<a class=\"elementor-icon\" href=\"https:\/\/rheolution.com\/it\/note-applicative\/pdms-polimeri\/\" target=\"_blank\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-screen-only\">Polimeri PDMS<\/span>\n\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<\/div>\n\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"premium-blog-content-wrapper \">\n\n\t\t\t\t\t<div class=\"premium-blog-inner-container\">\n\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<h4 class=\"premium-blog-entry-title\">\n\t\t\t<a href=\"https:\/\/rheolution.com\/it\/note-applicative\/pdms-polimeri\/\" target=\"_blank\">\n\t\t\t\tPolimeri PDMS\t\t\t<\/a>\n\t\t<\/h4>\n\t\t\t\t<div class=\"premium-blog-entry-meta\">\n\t\t\t\n\t\t\t\n\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t\t\t<div class=\"premium-blog-content-inner-wrapper\">\n\t\t<p class=\"premium-blog-post-content\">Il polidimetilsilossano (PDMS) \u00e8 un polimero polisilossanico sintetico composto da una struttura principale flessibile di silossano inorganico (\u2013Si\u2013O\u2013Si\u2013) con gruppi laterali metilici. Questa struttura unica, che unisce elementi inorganici e organici, conferisce al PDMS un\u2019eccezionale mobilit\u00e0 della catena, una temperatura di transizione vetrosa molto bassa e un comportamento elastomerico stabile in un ampio intervallo di temperature. Il PDMS viene prodotto esclusivamente tramite sintesi industriale, che in genere prevede l\u2019idrolisi e la condensazione di clorosilani, seguite dalla polimerizzazione ad apertura di anello dei silossani ciclici.<\/p><div class=\"premium-blog-excerpt-link-wrap\"><a href=\"https:\/\/rheolution.com\/it\/note-applicative\/pdms-polimeri\/\" target=\"_blank\" class=\"premium-blog-excerpt-link elementor-button\">Leggi di pi\u00f9 \u00bb<\/a><\/div>\t\t<\/div>\n\t\t\t\t\t\t\t\n\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t<\/div>\n\n\t\t\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div class=\"premium-blog-footer\">\n\t\t\t\t\t\t\t<nav class=\"premium-blog-pagination-container\" role=\"navigation\" aria-label=\"Pagination\">\n\t\t\t\t<span aria-current=\"page\" class=\"page-numbers current\">1<\/span>\n<a class=\"page-numbers\" href=\"https:\/\/rheolution.com\/it\/wp-json\/wp\/v2\/posts\/65233\/page\/2\/\">2<\/a>\n<a class=\"page-numbers\" href=\"https:\/\/rheolution.com\/it\/wp-json\/wp\/v2\/posts\/65233\/page\/3\/\">3<\/a>\n<a class=\"next page-numbers\" href=\"https:\/\/rheolution.com\/it\/wp-json\/wp\/v2\/posts\/65233\/page\/2\/\">Avanti \u00bb<\/a>\t\t\t<\/nav>\n\t\t\t\t\t\t<\/div>\n\t\t\n\t\t\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Il poli(acido lattico-co-glicolico) (PLGA) \u00e8 un poliestere alifatico sintetico e biodegradabile ottenuto dalla copolimerizzazione dell\u2019acido lattico e dell\u2019acido glicolico. Si tratta di un polimero prodotto industrialmente a partire da monomeri rinnovabili che vengono metabolizzati attraverso vie biochimiche naturali. Il PLGA viene sintetizzato principalmente tramite polimerizzazione ad apertura di anello del lattide e del glicolide, il che permette di controllare con precisione il peso molecolare, il rapporto di copolimerizzazione e la composizione chimica dei gruppi terminali.    <\/p>\n","protected":false},"author":195401359,"featured_media":63414,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_wpcom_ai_launchpad_first_post":false,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_post_was_ever_published":false},"categories":[289,336],"tags":[89,124,88,261],"class_list":["post-65233","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-note-applicative","category-polymer-library","tag-elastosens-bio","tag-life-sciences","tag-mechanical-testing","tag-polymer"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Polimeri PLGA: 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