{"id":2960,"date":"2025-10-22T21:05:08","date_gmt":"2025-10-22T21:05:08","guid":{"rendered":"https:\/\/biotechbordeauxetudes.fr\/?p=2960"},"modified":"2025-10-30T18:55:24","modified_gmt":"2025-10-30T18:55:24","slug":"22-la-microscopie-a-expension","status":"publish","type":"post","link":"https:\/\/biotechbordeauxetudes.fr\/index.php\/2025\/10\/22\/22-la-microscopie-a-expension\/","title":{"rendered":"22 &#8211; La microscopie \u00e0 expansion"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"2960\" class=\"elementor elementor-2960\">\n\t\t\t\t<div class=\"elementor-element elementor-element-3e70cf8d e-flex e-con-boxed wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no wpr-equal-height-no e-con e-parent\" data-id=\"3e70cf8d\" 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-70baab7f elementor-widget elementor-widget-image\" data-id=\"70baab7f\" 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 loading=\"lazy\" decoding=\"async\" width=\"500\" height=\"200\" src=\"https:\/\/biotechbordeauxetudes.fr\/wp-content\/uploads\/2025\/08\/Logo-biotechpeek_20250820_171024_0000.jpg\" class=\"attachment-2048x2048 size-2048x2048 wp-image-2715\" alt=\"\" srcset=\"https:\/\/biotechbordeauxetudes.fr\/wp-content\/uploads\/2025\/08\/Logo-biotechpeek_20250820_171024_0000.jpg 500w, https:\/\/biotechbordeauxetudes.fr\/wp-content\/uploads\/2025\/08\/Logo-biotechpeek_20250820_171024_0000-300x120.jpg 300w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/>\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\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-1ed097b6 e-flex e-con-boxed wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no wpr-equal-height-no e-con e-parent\" data-id=\"1ed097b6\" 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-436fde55 elementor-widget elementor-widget-text-editor\" data-id=\"436fde55\" 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>D\u00e9couvrez BiotechPeek : chaque semaine, plongez dans un nouvel article captivant sur <span style=\"color: lightgreen;\">les missions que 2BE propose, les sujets en biotechnologies <\/span> et <span style=\"color: lightgreen;\">les projets de recherche de nos enseignants-chercheurs.<\/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-1f16a5aa elementor-widget elementor-widget-heading\" data-id=\"1f16a5aa\" 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\">Num\u00e9ro 22 : La microscopie \u00e0 expansion<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-69bd4625 elementor-widget elementor-widget-text-editor\" data-id=\"69bd4625\" 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=\"color: lightgreen;\"> La microscopie \u00e0 expansion (ExM) <\/span>, d\u00e9velopp\u00e9e en 2015 au Massachusetts Institute of Technology (MIT), consiste \u00e0 int\u00e9grer un \u00e9chantillon biologique dans un <span style=\"color: lightgreen;\">hydrogel gonflable <\/span> puis \u00e0 <span style=\"color: lightgreen;\">l\u2019agrandir avec de l\u2019eau<\/span>. Cette dilatation, typiquement 4\u20135 fois mais pouvant atteindre 20 fois avec des protocoles r\u00e9cents, permet de <span style=\"color: lightgreen;\"> visualiser des structures cellulaires <\/span> \u00e0 l\u2019\u00e9chelle nanom\u00e9trique avec <span style=\"color: lightgreen;\">des microscopes optiques standards.<\/span><\/p><p>La technique repose sur le <span style=\"color: lightgreen;\">marquage fluorescent<\/span>, r\u00e9alis\u00e9 avant ou apr\u00e8s l\u2019expansion, afin de rendre visibles prot\u00e9ines, acides nucl\u00e9iques ou membranes.<\/p><p>L&rsquo;ExM s\u2019impose aujourd\u2019hui comme un outil puissant pour <span style=\"color: lightgreen;\">la neuroscience, la pathologie clinique et la biologie cellulaire<\/span>, offrant une r\u00e9solution autrefois r\u00e9serv\u00e9e \u00e0 la microscopie \u00e9lectronique mais avec un co\u00fbt et une accessibilit\u00e9 bien moindres.<\/p><p>D\u00e9couvrez-en plus dans les visuels de ce num\u00e9ro ci-dessous.<\/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-4ad181cf elementor-widget elementor-widget-spacer\" data-id=\"4ad181cf\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\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<div class=\"elementor-element elementor-element-539591a4 e-flex e-con-boxed wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no wpr-equal-height-no e-con e-parent\" data-id=\"539591a4\" 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-5bb41eb elementor-arrows-position-outside elementor-pagination-position-inside elementor-widget 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.menu-item-has-children .wpr-sub-menu-item:hover .wpr-sub-icon,\n\t\t\t\t\t .elementor-677 .elementor-element.elementor-element-2ab6fb8 .wpr-sub-menu .wpr-sub-menu-item.wpr-active-menu-item,\n\t\t\t\t\t .elementor-677 .elementor-element.elementor-element-2ab6fb8 .wpr-sub-menu > .menu-item-has-children.current_page_item .wpr-sub-icon{color:#FFFFFF;}.elementor-677 .elementor-element.elementor-element-2ab6fb8 .wpr-sub-menu .wpr-sub-menu-item:hover,\n\t\t\t\t\t .elementor-677 .elementor-element.elementor-element-2ab6fb8 .wpr-sub-menu .wpr-sub-menu-item.wpr-active-menu-item{background-color:#1C69E3;}.elementor-677 .elementor-element.elementor-element-2ab6fb8 .wpr-sub-menu .wpr-sub-icon{right:20px;}.elementor-677 .elementor-element.elementor-element-2ab6fb8.wpr-main-menu-align-right .wpr-nav-menu-vertical .wpr-sub-menu .wpr-sub-icon{left:20px;}.elementor-677 .elementor-element.elementor-element-2ab6fb8 .wpr-nav-menu-horizontal .wpr-nav-menu > li > .wpr-sub-menu{margin-top:0px;}.elementor-677 .elementor-element.elementor-element-2ab6fb8 .wpr-mobile-nav-menu a,\n\t\t\t\t\t .elementor-677 .elementor-element.elementor-element-2ab6fb8 .wpr-mobile-nav-menu .menu-item-has-children > a:after{color:var( --e-global-color-astglobalcolor0 );}.elementor-677 .elementor-element.elementor-element-2ab6fb8 .wpr-mobile-nav-menu li{background-color:var( --e-global-color-astglobalcolor3 );}.elementor-677 .elementor-element.elementor-element-2ab6fb8 .wpr-mobile-nav-menu li a:hover,\n\t\t\t\t\t .elementor-677 .elementor-element.elementor-element-2ab6fb8 .wpr-mobile-nav-menu .menu-item-has-children > a:hover:after,\n\t\t\t\t\t .elementor-677 .elementor-element.elementor-element-2ab6fb8 .wpr-mobile-nav-menu li a.wpr-active-menu-item,\n\t\t\t\t\t .elementor-677 .elementor-element.elementor-element-2ab6fb8 .wpr-mobile-nav-menu .menu-item-has-children.current_page_item > a:hover:after{color:var( --e-global-color-astglobalcolor3 );}.elementor-677 .elementor-element.elementor-element-2ab6fb8 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.wpr-mobile-toggle-line{background-color:#2871E4;}.elementor-677 .elementor-element.elementor-element-2ab6fb8.elementor-element{--flex-grow:0;--flex-shrink:0;}body.elementor-page-677:not(.elementor-motion-effects-element-type-background), body.elementor-page-677 > .elementor-motion-effects-container > .elementor-motion-effects-layer{background-color:var( --e-global-color-astglobalcolor0 );}@media(max-width:1024px){.elementor-677 .elementor-element.elementor-element-2ab6fb8.wpr-mobile-menu-custom-width .wpr-mobile-nav-menu{width:300px;}.elementor-677 .elementor-element.elementor-element-2ab6fb8 .wpr-nav-menu .wpr-menu-item,.elementor-677 .elementor-element.elementor-element-2ab6fb8 .wpr-mobile-nav-menu a,.elementor-677 .elementor-element.elementor-element-2ab6fb8 .wpr-mobile-toggle-text{font-size:13px;}.elementor-677 .elementor-element.elementor-element-2ab6fb8 .wpr-nav-menu .wpr-menu-item{padding-left:14px;padding-right:14px;padding-top:3px;padding-bottom:3px;}.elementor-677 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.elementor-element.elementor-element-2ab6fb8.wpr-main-menu-align-right .wpr-nav-menu-vertical .wpr-sub-menu .wpr-sub-icon{left:0px;}.elementor-677 .elementor-element.elementor-element-2ab6fb8 .wpr-nav-menu-horizontal .wpr-nav-menu > li > .wpr-sub-menu{margin-top:0px;}.elementor-677 .elementor-element.elementor-element-2ab6fb8{width:var( --container-widget-width, 314px );max-width:314px;--container-widget-width:314px;--container-widget-flex-grow:0;}.elementor-677 .elementor-element.elementor-element-2ab6fb8.elementor-element{--align-self:center;}}<\/style>\t\t<div data-elementor-type=\"page\" data-elementor-id=\"677\" class=\"elementor elementor-677\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-16801f660 elementor-section-boxed elementor-section-height-default elementor-section-height-default wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no wpr-equal-height-no\" data-id=\"16801f660\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-6073b4e9\" data-id=\"6073b4e9\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-720dd4e2 elementor-widget elementor-widget-spacer\" data-id=\"720dd4e2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-35bea60 elementor-widget elementor-widget-spacer\" data-id=\"35bea60\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-2aefd261 elementor-section-boxed elementor-section-height-default elementor-section-height-default wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no wpr-equal-height-no\" data-id=\"2aefd261\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-4987595f\" data-id=\"4987595f\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div 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href=\"https:\/\/biotechbordeauxetudes.fr\/\"><\/a>\n\t\t\t\t\t\t\t\t\t<\/picture>\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<a class=\"wpr-logo-url\" rel=\"home\" aria-label=\"\" href=\"https:\/\/biotechbordeauxetudes.fr\/\"><\/a>\n\t\t\t\t\n\t\t\t<\/div>\n\t\t\t\t\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e931a4e elementor-widget elementor-widget-heading\" data-id=\"e931a4e\" 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\">BiotechPeek<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2ab6fb8 wpr-sub-icon-chevron-down wpr-main-menu-align-center wpr-pointer-line-fx wpr-pointer-fx-none wpr-main-menu-align--mobilecenter elementor-widget-mobile__width-initial wpr-mobile-menu-custom-width wpr-main-menu-align--tabletleft wpr-pointer-underline wpr-sub-menu-fx-fade wpr-nav-menu-bp-mobile wpr-mobile-menu-drdown-align-center wpr-mobile-menu-item-align-center wpr-mobile-toggle-v1 wpr-mobile-divider-yes elementor-widget elementor-widget-wpr-nav-menu\" data-id=\"2ab6fb8\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;menu_layout&quot;:&quot;horizontal&quot;}\" data-widget_type=\"wpr-nav-menu.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<nav class=\"wpr-nav-menu-container wpr-nav-menu-horizontal\" data-trigger=\"hover\" data-consider-header=\"\" data-scroll-speed=\"500\"><ul id=\"menu-1-2ab6fb8\" class=\"wpr-nav-menu\"><li class=\"menu-item menu-item-type-post_type menu-item-object-post menu-item-680\"><a href=\"https:\/\/biotechbordeauxetudes.fr\/index.php\/2024\/10\/08\/biotechpeek-numero-1\/\" class=\"wpr-menu-item wpr-pointer-item menu-link\">1 \u2013 Vaccin ARNm<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-post menu-item-839\"><a href=\"https:\/\/biotechbordeauxetudes.fr\/index.php\/2024\/10\/22\/2-chromatographie-sur-colonne\/\" class=\"wpr-menu-item wpr-pointer-item menu-link\">2 \u2013 Chromatographie sur colonne<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-post menu-item-913\"><a href=\"https:\/\/biotechbordeauxetudes.fr\/index.php\/2024\/11\/05\/3-therapie-cellulaire\/\" class=\"wpr-menu-item wpr-pointer-item menu-link\">3 \u2013 Th\u00e9rapie cellulaire<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-post menu-item-1034\"><a href=\"https:\/\/biotechbordeauxetudes.fr\/index.php\/2024\/11\/18\/4-bioproduction\/\" class=\"wpr-menu-item wpr-pointer-item menu-link\">4 \u2013 Bioproduction<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-post menu-item-2121\"><a href=\"https:\/\/biotechbordeauxetudes.fr\/index.php\/2025\/03\/03\/10-sequencage-adn\/\" class=\"wpr-menu-item wpr-pointer-item menu-link\">5 \u2013 S\u00e9quen\u00e7age ADN<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-post menu-item-1272\"><a href=\"https:\/\/biotechbordeauxetudes.fr\/index.php\/2024\/12\/17\/6-therapie-genique\/\" class=\"wpr-menu-item wpr-pointer-item menu-link\">6 \u2013 Th\u00e9rapie G\u00e9nique<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-post menu-item-1322\"><a href=\"https:\/\/biotechbordeauxetudes.fr\/index.php\/2025\/01\/21\/7-les-analyses-en-culture-cellulaire\/\" class=\"wpr-menu-item wpr-pointer-item menu-link\">7 \u2013 Les Analyses en Culture Cellulaire<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-post menu-item-1561\"><a href=\"https:\/\/biotechbordeauxetudes.fr\/index.php\/2025\/02\/04\/8-les-animaux-transgenique\/\" class=\"wpr-menu-item wpr-pointer-item menu-link\">8 \u2013 Les Animaux Transg\u00e9nique<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-post menu-item-1725\"><a href=\"https:\/\/biotechbordeauxetudes.fr\/index.php\/2025\/02\/17\/9-organoides\/\" class=\"wpr-menu-item wpr-pointer-item menu-link\">9 \u2013 Organo\u00efdes<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-post menu-item-2120\"><a href=\"https:\/\/biotechbordeauxetudes.fr\/index.php\/2025\/03\/17\/11-virus-du-rhume-hmpv\/\" class=\"wpr-menu-item wpr-pointer-item menu-link\">10 \u2013 Virus du rhume (HMPV)<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-post menu-item-2122\"><a href=\"https:\/\/biotechbordeauxetudes.fr\/index.php\/2025\/03\/31\/11-les-anticorps-monoclonaux\/\" class=\"wpr-menu-item wpr-pointer-item menu-link\">11- Les Anticorps Monoclonaux<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-post menu-item-2157\"><a href=\"https:\/\/biotechbordeauxetudes.fr\/index.php\/2025\/04\/16\/12-immunodetection\/\" class=\"wpr-menu-item wpr-pointer-item menu-link\">12 \u2013 Immunod\u00e9tection<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-post menu-item-2180\"><a href=\"https:\/\/biotechbordeauxetudes.fr\/index.php\/2025\/04\/30\/13-le-clonage-moleculaire\/\" class=\"wpr-menu-item wpr-pointer-item menu-link\">13 \u2013 Le Clonage mol\u00e9culaire<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-post menu-item-2410\"><a href=\"https:\/\/biotechbordeauxetudes.fr\/index.php\/2025\/06\/03\/14-cycle-de-vie-dun-produit-de-biotechnologie\/\" class=\"wpr-menu-item wpr-pointer-item menu-link\">14 \u2013 Cycle de vie d\u2019un produit de biotechnologie<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-post menu-item-2448\"><a href=\"https:\/\/biotechbordeauxetudes.fr\/index.php\/2025\/06\/23\/15-pcr-et-qpcr\/\" class=\"wpr-menu-item wpr-pointer-item menu-link\">15 \u2013 PCR et qPCR<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-post menu-item-2501\"><a href=\"https:\/\/biotechbordeauxetudes.fr\/index.php\/2025\/07\/08\/16-la-phagotherapie\/\" class=\"wpr-menu-item wpr-pointer-item menu-link\">16- La Phagoth\u00e9rapie<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-post menu-item-2621\"><a href=\"https:\/\/biotechbordeauxetudes.fr\/index.php\/2025\/08\/07\/17-le-bioprinting\/\" class=\"wpr-menu-item wpr-pointer-item menu-link\">17 \u2013 Le Bioprinting<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-post menu-item-2653\"><a href=\"https:\/\/biotechbordeauxetudes.fr\/index.php\/2025\/08\/20\/18-la-neurobiotechnologie\/\" class=\"wpr-menu-item wpr-pointer-item menu-link\">18 \u2013 La Neurobiotechnologie<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-post menu-item-2899\"><a href=\"https:\/\/biotechbordeauxetudes.fr\/index.php\/2025\/08\/28\/19-la-bioremediation\/\" class=\"wpr-menu-item wpr-pointer-item menu-link\">19 \u2013 La Biorem\u00e9diation<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-post menu-item-2914\"><a href=\"https:\/\/biotechbordeauxetudes.fr\/index.php\/2025\/09\/23\/20-la-medecine-personnalisee\/\" class=\"wpr-menu-item wpr-pointer-item menu-link\">20 \u2013 La m\u00e9decine personnalis\u00e9e<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-post menu-item-2954\"><a href=\"https:\/\/biotechbordeauxetudes.fr\/index.php\/2025\/10\/08\/21-le-papillomavirus\/\" class=\"wpr-menu-item wpr-pointer-item menu-link\">21 \u2013 Le papillomavirus<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-post menu-item-2978\"><a href=\"https:\/\/biotechbordeauxetudes.fr\/index.php\/2025\/10\/22\/22-la-microscopie-a-expension\/\" class=\"wpr-menu-item wpr-pointer-item menu-link\">22 \u2013 La microscopie \u00e0 expension<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-post menu-item-3027\"><a href=\"https:\/\/biotechbordeauxetudes.fr\/index.php\/2025\/11\/13\/23-les-enzymes-mangeuses-de-plastique\/\" class=\"wpr-menu-item wpr-pointer-item menu-link\">23 \u2013 Les enzymes mangeuses de plastique<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-post menu-item-3091\"><a href=\"https:\/\/biotechbordeauxetudes.fr\/index.php\/2025\/11\/26\/24-la-mutagenese\/\" class=\"wpr-menu-item wpr-pointer-item menu-link\">24 \u2013 La mutag\u00e9n\u00e8se<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-post menu-item-3118\"><a href=\"https:\/\/biotechbordeauxetudes.fr\/index.php\/2025\/12\/02\/25-crispr-cas9\/\" class=\"wpr-menu-item wpr-pointer-item menu-link\">25 \u2013 CRISPR-Cas9<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-post menu-item-3139\"><a href=\"https:\/\/biotechbordeauxetudes.fr\/index.php\/2026\/01\/27\/26-electrophorese-sur-gel\/\" class=\"wpr-menu-item wpr-pointer-item menu-link\">26 \u2013 Electrophor\u00e8se sur gel<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-post menu-item-3153\"><a href=\"https:\/\/biotechbordeauxetudes.fr\/index.php\/2026\/02\/19\/numero-27-interview-de-bertrand-garbay-recherche-et-doctorat\/\" class=\"wpr-menu-item wpr-pointer-item menu-link\">Num\u00e9ro 27 : Interview de Bertrand GARBAY \u2013 Recherche et Doctorat<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-post menu-item-3181\"><a href=\"https:\/\/biotechbordeauxetudes.fr\/index.php\/2026\/02\/23\/28-les-cellules-cho\/\" class=\"wpr-menu-item wpr-pointer-item menu-link\">28- Les Cellules CHO<\/a><\/li>\n<\/ul><\/nav><nav class=\"wpr-mobile-nav-menu-container\"><div class=\"wpr-mobile-toggle-wrap\"><div class=\"wpr-mobile-toggle\"><span class=\"wpr-mobile-toggle-line\"><\/span><span class=\"wpr-mobile-toggle-line\"><\/span><span class=\"wpr-mobile-toggle-line\"><\/span><\/div><\/div><ul id=\"mobile-menu-2-2ab6fb8\" class=\"wpr-mobile-nav-menu\"><li class=\"menu-item menu-item-type-post_type menu-item-object-post menu-item-680\"><a href=\"https:\/\/biotechbordeauxetudes.fr\/index.php\/2024\/10\/08\/biotechpeek-numero-1\/\" class=\"wpr-mobile-menu-item menu-link\">1 \u2013 Vaccin ARNm<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-post menu-item-839\"><a href=\"https:\/\/biotechbordeauxetudes.fr\/index.php\/2024\/10\/22\/2-chromatographie-sur-colonne\/\" class=\"wpr-mobile-menu-item menu-link\">2 \u2013 Chromatographie sur colonne<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-post menu-item-913\"><a href=\"https:\/\/biotechbordeauxetudes.fr\/index.php\/2024\/11\/05\/3-therapie-cellulaire\/\" class=\"wpr-mobile-menu-item menu-link\">3 \u2013 Th\u00e9rapie cellulaire<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-post menu-item-1034\"><a href=\"https:\/\/biotechbordeauxetudes.fr\/index.php\/2024\/11\/18\/4-bioproduction\/\" class=\"wpr-mobile-menu-item menu-link\">4 \u2013 Bioproduction<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-post menu-item-2121\"><a href=\"https:\/\/biotechbordeauxetudes.fr\/index.php\/2025\/03\/03\/10-sequencage-adn\/\" class=\"wpr-mobile-menu-item menu-link\">5 \u2013 S\u00e9quen\u00e7age ADN<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-post menu-item-1272\"><a href=\"https:\/\/biotechbordeauxetudes.fr\/index.php\/2024\/12\/17\/6-therapie-genique\/\" class=\"wpr-mobile-menu-item menu-link\">6 \u2013 Th\u00e9rapie G\u00e9nique<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-post menu-item-1322\"><a href=\"https:\/\/biotechbordeauxetudes.fr\/index.php\/2025\/01\/21\/7-les-analyses-en-culture-cellulaire\/\" class=\"wpr-mobile-menu-item menu-link\">7 \u2013 Les Analyses en Culture Cellulaire<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-post menu-item-1561\"><a href=\"https:\/\/biotechbordeauxetudes.fr\/index.php\/2025\/02\/04\/8-les-animaux-transgenique\/\" class=\"wpr-mobile-menu-item menu-link\">8 \u2013 Les Animaux Transg\u00e9nique<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-post menu-item-1725\"><a href=\"https:\/\/biotechbordeauxetudes.fr\/index.php\/2025\/02\/17\/9-organoides\/\" class=\"wpr-mobile-menu-item menu-link\">9 \u2013 Organo\u00efdes<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-post menu-item-2120\"><a href=\"https:\/\/biotechbordeauxetudes.fr\/index.php\/2025\/03\/17\/11-virus-du-rhume-hmpv\/\" class=\"wpr-mobile-menu-item menu-link\">10 \u2013 Virus du rhume (HMPV)<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-post menu-item-2122\"><a href=\"https:\/\/biotechbordeauxetudes.fr\/index.php\/2025\/03\/31\/11-les-anticorps-monoclonaux\/\" class=\"wpr-mobile-menu-item menu-link\">11- Les Anticorps Monoclonaux<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-post menu-item-2157\"><a href=\"https:\/\/biotechbordeauxetudes.fr\/index.php\/2025\/04\/16\/12-immunodetection\/\" class=\"wpr-mobile-menu-item menu-link\">12 \u2013 Immunod\u00e9tection<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-post menu-item-2180\"><a href=\"https:\/\/biotechbordeauxetudes.fr\/index.php\/2025\/04\/30\/13-le-clonage-moleculaire\/\" class=\"wpr-mobile-menu-item menu-link\">13 \u2013 Le Clonage mol\u00e9culaire<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-post menu-item-2410\"><a href=\"https:\/\/biotechbordeauxetudes.fr\/index.php\/2025\/06\/03\/14-cycle-de-vie-dun-produit-de-biotechnologie\/\" class=\"wpr-mobile-menu-item menu-link\">14 \u2013 Cycle de vie d\u2019un produit de biotechnologie<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-post menu-item-2448\"><a href=\"https:\/\/biotechbordeauxetudes.fr\/index.php\/2025\/06\/23\/15-pcr-et-qpcr\/\" class=\"wpr-mobile-menu-item menu-link\">15 \u2013 PCR et qPCR<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-post menu-item-2501\"><a href=\"https:\/\/biotechbordeauxetudes.fr\/index.php\/2025\/07\/08\/16-la-phagotherapie\/\" class=\"wpr-mobile-menu-item menu-link\">16- La Phagoth\u00e9rapie<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-post menu-item-2621\"><a href=\"https:\/\/biotechbordeauxetudes.fr\/index.php\/2025\/08\/07\/17-le-bioprinting\/\" class=\"wpr-mobile-menu-item menu-link\">17 \u2013 Le Bioprinting<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-post menu-item-2653\"><a href=\"https:\/\/biotechbordeauxetudes.fr\/index.php\/2025\/08\/20\/18-la-neurobiotechnologie\/\" class=\"wpr-mobile-menu-item menu-link\">18 \u2013 La Neurobiotechnologie<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-post menu-item-2899\"><a href=\"https:\/\/biotechbordeauxetudes.fr\/index.php\/2025\/08\/28\/19-la-bioremediation\/\" class=\"wpr-mobile-menu-item menu-link\">19 \u2013 La Biorem\u00e9diation<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-post menu-item-2914\"><a href=\"https:\/\/biotechbordeauxetudes.fr\/index.php\/2025\/09\/23\/20-la-medecine-personnalisee\/\" class=\"wpr-mobile-menu-item menu-link\">20 \u2013 La m\u00e9decine personnalis\u00e9e<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-post menu-item-2954\"><a href=\"https:\/\/biotechbordeauxetudes.fr\/index.php\/2025\/10\/08\/21-le-papillomavirus\/\" class=\"wpr-mobile-menu-item menu-link\">21 \u2013 Le papillomavirus<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-post menu-item-2978\"><a href=\"https:\/\/biotechbordeauxetudes.fr\/index.php\/2025\/10\/22\/22-la-microscopie-a-expension\/\" class=\"wpr-mobile-menu-item menu-link\">22 \u2013 La microscopie \u00e0 expension<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-post menu-item-3027\"><a href=\"https:\/\/biotechbordeauxetudes.fr\/index.php\/2025\/11\/13\/23-les-enzymes-mangeuses-de-plastique\/\" class=\"wpr-mobile-menu-item menu-link\">23 \u2013 Les enzymes mangeuses de plastique<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-post menu-item-3091\"><a href=\"https:\/\/biotechbordeauxetudes.fr\/index.php\/2025\/11\/26\/24-la-mutagenese\/\" class=\"wpr-mobile-menu-item menu-link\">24 \u2013 La mutag\u00e9n\u00e8se<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-post menu-item-3118\"><a href=\"https:\/\/biotechbordeauxetudes.fr\/index.php\/2025\/12\/02\/25-crispr-cas9\/\" class=\"wpr-mobile-menu-item menu-link\">25 \u2013 CRISPR-Cas9<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-post menu-item-3139\"><a href=\"https:\/\/biotechbordeauxetudes.fr\/index.php\/2026\/01\/27\/26-electrophorese-sur-gel\/\" class=\"wpr-mobile-menu-item menu-link\">26 \u2013 Electrophor\u00e8se sur gel<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-post menu-item-3153\"><a href=\"https:\/\/biotechbordeauxetudes.fr\/index.php\/2026\/02\/19\/numero-27-interview-de-bertrand-garbay-recherche-et-doctorat\/\" class=\"wpr-mobile-menu-item menu-link\">Num\u00e9ro 27 : Interview de Bertrand GARBAY \u2013 Recherche et Doctorat<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-post menu-item-3181\"><a href=\"https:\/\/biotechbordeauxetudes.fr\/index.php\/2026\/02\/23\/28-les-cellules-cho\/\" class=\"wpr-mobile-menu-item menu-link\">28- Les Cellules CHO<\/a><\/li>\n<\/ul><\/nav>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t<span class=\"wpr-template-edit-btn\" data-permalink=\"https:\/\/biotechbordeauxetudes.fr\/?elementor_library=my_templates-biotechpeek\">Edit Template<\/span>\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t<\/div>\n        \n    \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-16fecba2 e-flex e-con-boxed wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no wpr-equal-height-no e-con e-parent\" data-id=\"16fecba2\" 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-279a628f elementor-widget elementor-widget-spacer\" data-id=\"279a628f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\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>BiotechPeek num\u00e9ro 22: La microscopie \u00e0 expansion (ExM), d\u00e9velopp\u00e9e en 2015 au Massachusetts Institute of Technology (MIT), consiste \u00e0 int\u00e9grer un \u00e9chantillon biologique dans un hydrogel gonflable puis \u00e0 l\u2019agrandir avec de l\u2019eau. Cette dilatation, typiquement 4\u20135 fois mais pouvant atteindre 20 fois avec des protocoles r\u00e9cents, permet de visualiser des structures cellulaires \u00e0 l\u2019\u00e9chelle nanom\u00e9trique avec des microscopes optiques standards.<\/p>\n","protected":false},"author":1,"featured_media":2974,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"elementor_header_footer","format":"standard","meta":{"_editorskit_title_hidden":false,"_editorskit_reading_time":0,"_editorskit_is_block_options_detached":false,"_editorskit_block_options_position":"{}","_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"_uf_show_specific_survey":0,"_uf_disable_surveys":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"disabled","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center 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