
{"id":88642,"date":"2021-11-02T11:50:43","date_gmt":"2021-11-02T10:50:43","guid":{"rendered":"https:\/\/ibecbarcelona.eu\/?p=88642"},"modified":"2021-11-16T11:03:16","modified_gmt":"2021-11-16T10:03:16","slug":"nou-biosensor-amb-alta-sensibilitat-detecta-marcador-inflamatori-al-muscul","status":"publish","type":"post","link":"https:\/\/ibecbarcelona.eu\/ca\/nou-biosensor-amb-alta-sensibilitat-detecta-marcador-inflamatori-al-muscul\/","title":{"rendered":"Nou biosensor amb alta sensibilitat detecta marcador inflamatori al m\u00fascul"},"content":{"rendered":"<p><figure id=\"attachment_88147\" aria-describedby=\"caption-attachment-88147\" style=\"width: 1544px\" class=\"wp-caption aligncenter\"><img decoding=\"async\" class=\"wp-image-88147 size-full lazyload\" data-src=\"https:\/\/ibecbarcelona.eu\/wp-content\/uploads\/2021\/11\/biosensor_JRamon.png\" alt=\"\" width=\"1554\" height=\"776\" data-srcset=\"https:\/\/ibecbarcelona.eu\/wp-content\/uploads\/2021\/11\/biosensor_JRamon.png 1554w, https:\/\/ibecbarcelona.eu\/wp-content\/uploads\/2021\/11\/biosensor_JRamon-300x150.png 300w, https:\/\/ibecbarcelona.eu\/wp-content\/uploads\/2021\/11\/biosensor_JRamon-1024x511.png 1024w, https:\/\/ibecbarcelona.eu\/wp-content\/uploads\/2021\/11\/biosensor_JRamon-768x384.png 768w, https:\/\/ibecbarcelona.eu\/wp-content\/uploads\/2021\/11\/biosensor_JRamon-1536x767.png 1536w, https:\/\/ibecbarcelona.eu\/wp-content\/uploads\/2021\/11\/biosensor_JRamon-150x75.png 150w\" data-sizes=\"(max-width: 1554px) 100vw, 1554px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 1554px; --smush-placeholder-aspect-ratio: 1554\/776;\" \/><figcaption id=\"caption-attachment-88147\" class=\"wp-caption-text\"><span class=\"TextRun SCXW17764497 BCX8\" lang=\"CA-ES\" xml:lang=\"CA-ES\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW17764497 BCX8\">Esquerra: Fotografia d&#8217;un substrat de disc Blu-ray evaporat d&#8217;Au de 70\u00a0<\/span><span class=\"NormalTextRun SpellingErrorV2 SCXW17764497 BCX8\">nm<\/span><span class=\"NormalTextRun SCXW17764497 BCX8\">\u00a0i la difracci\u00f3 caracter\u00edstica de la llum. Dreta: Imatges representatives de microsc\u00f2pia confocal de\u00a0<\/span><span class=\"NormalTextRun SpellingErrorV2 SCXW17764497 BCX8\">microteixits<\/span><span class=\"NormalTextRun SCXW17764497 BCX8\">\u00a0de m\u00fascul esquel\u00e8tic en 3D.<\/span><\/span><span class=\"EOP SCXW17764497 BCX8\" data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259,&quot;469777462&quot;:[1941],&quot;469777927&quot;:[0],&quot;469777928&quot;:[1]}\">\u00a0<\/span><\/figcaption><\/figure><span data-contrast=\"none\">Qu\u00e8 tenen en com\u00fa malalties com el c\u00e0ncer, l&#8217;artritis\u00a0reumatoide, la diabetis, la COVID-19, la depressi\u00f3 o la distr\u00f2fia muscular? Tot i les seves profundes difer\u00e8ncies, cadascuna est\u00e0 relacionada amb processos inflamatoris desencadenats per un culpable com\u00fa: la interleucina-6 (IL-6). Aquesta biomol\u00e8cula pertany a una \u00e0mplia fam\u00edlia de prote\u00efnes conegudes com a citocines, que participen en la resposta immunit\u00e0ria de l&#8217;organisme. At\u00e8s que els seus nivells solen estar elevats en infeccions, inflamacions i malalties autoimmunes, \u00e9s un indicador fiable de la gravetat en nombrosos casos. Per contra, nivells redu\u00efts poden mostrar fins a quin punt funciona un tractament. Per tant, ser capa\u00e7 de mesurar citocines com a IL-6 de forma r\u00e0pida i precisa \u00e9s crucial per descobrir i testejar f\u00e0rmacs. No obstant aix\u00f2, malauradament sovint \u00e9s dif\u00edcil fer-ho, ja que\u202f\u00e9s present en concentracions extremadament baixes.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335551550&quot;:6,&quot;335551620&quot;:6,&quot;335559739&quot;:160,&quot;335559740&quot;:360,&quot;469777462&quot;:[1941],&quot;469777927&quot;:[0],&quot;469777928&quot;:[1]}\">\u00a0<\/span><\/p>\n<p><span data-contrast=\"auto\">Ara, investigadors del grup\u00a0<\/span><a href=\"https:\/\/ibecbarcelona.eu\/biosensors\" target=\"_blank\" rel=\"noopener\"><span data-contrast=\"none\">Biosensors per a Bioenginyeria<\/span><\/a><span data-contrast=\"auto\">\u00a0de l&#8217;IBEC presenten, en un nou estudi publicat a la revista\u00a0<\/span><i><span data-contrast=\"auto\">Nanophotonics<\/span><\/i><span data-contrast=\"auto\">, la utilitzaci\u00f3 de la\u00a0nanoenginyeria\u00a0per a la detecci\u00f3 r\u00e0pida, precisa, f\u00e0cilment reprodu\u00efble i rendible d&#8217;IL-6. L&#8217;estudi va ser liderat pel cap del grup\u00a0<\/span><a href=\"https:\/\/ibecbarcelona.eu\/member\/1030\/Javier%20Ram%C3%B3n%20Azc%C3%B3n\/\" target=\"_blank\" rel=\"noopener\"><span data-contrast=\"none\">Javier Ram\u00f3n\u00a0Azc\u00f3n<\/span><\/a><span data-contrast=\"auto\">, signat per l&#8217;investigador\u00a0postdoctoral\u00a0<\/span><a href=\"https:\/\/ibecbarcelona.eu\/member\/1865\/Gerardo%20L%C3%B3pez%20Mu%C3%B1oz\/\" target=\"_blank\" rel=\"noopener\"><span data-contrast=\"none\">Gerardo L\u00f3pez Mu\u00f1oz<\/span><\/a><span data-contrast=\"auto\">\u00a0com a primer autor, i amb les contribucions de Trias i Eduard Martin-Lasierra, i dels membres del grup\u00a0<\/span><a href=\"https:\/\/ibecbarcelona.eu\/member\/1531\/Juanma%20Fernandez%20Costa\/\" target=\"_blank\" rel=\"noopener\"><span data-contrast=\"none\">Juanma Fern\u00e1ndez Costa<\/span><\/a><span data-contrast=\"auto\">,\u00a0<\/span><a href=\"https:\/\/ibecbarcelona.eu\/member\/1219\/Maria+Alejandra+Ortega+Machuca\/\" target=\"_blank\" rel=\"noopener\"><span data-contrast=\"none\">Maria Alejandra Ortega\u00a0Machuc<\/span><\/a><span data-contrast=\"auto\">a\u00a0i Jordina Balaguer.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335551550&quot;:6,&quot;335551620&quot;:6,&quot;335559739&quot;:160,&quot;335559740&quot;:360,&quot;469777462&quot;:[1941],&quot;469777927&quot;:[0],&quot;469777928&quot;:[1]}\">\u00a0<\/span><\/p>\n<h3><strong><span class=\"TextRun SCXW190047424 BCX8\" lang=\"CA-ES\" xml:lang=\"CA-ES\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW190047424 BCX8\">Millorant la sensibilitat i la reproductibilitat<\/span><\/span><span class=\"EOP SCXW190047424 BCX8\" data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335551550&quot;:6,&quot;335551620&quot;:6,&quot;335559739&quot;:160,&quot;335559740&quot;:360,&quot;469777462&quot;:[1941],&quot;469777927&quot;:[0],&quot;469777928&quot;:[1]}\">\u00a0<\/span><\/strong><\/h3>\n<p><span data-contrast=\"auto\">En aquest treball, es va desenvolupar un nou biosensor basat en Blu-ray produ\u00eft industrialment per detectar la prote\u00efna IL-6 en m\u00fasculs esquel\u00e8tics obtinguts per bioenginyeria 3D. En primer lloc, els investigadors van fer bioenginyeria de teixits musculars esquel\u00e8tics en 3D mitjan\u00e7ant l&#8217;\u00fas d&#8217;una t\u00e8cnica d&#8217;encapsulaci\u00f3 de\u00a0fotomotlles\u00a0que havien desenvolupat pr\u00e8viament. Despr\u00e9s, van induir l&#8217;alliberament de diferents concentracions d&#8217;IL-6 a les mostres i van analitzar cadascuna amb el seu biosensor. El biosensor, que es basa en una\u00a0nanoestructura\u00a0plasm\u00f2nica\u00a0&#8211; una part\u00edcula la densitat d&#8217;electrons de la qual pot acoblar-se amb radiaci\u00f3 electromagn\u00e8tica de longituds d&#8217;ona molt m\u00e9s grans que la mateixa part\u00edcula &#8211; va mostrar m\u00e9s sensibilitat en mesurar variacions en les concentracions d&#8217;IL-6, fins i tot quan eren extremadament baixes.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335551550&quot;:6,&quot;335551620&quot;:6,&quot;335559739&quot;:160,&quot;335559740&quot;:360,&quot;469777462&quot;:[1941],&quot;469777927&quot;:[0],&quot;469777928&quot;:[1]}\">\u00a0<\/span><\/p>\n<p><span data-contrast=\"auto\">De fet, aquesta t\u00e8cnica va superar altres plataformes de biosensors\u00a0plasm\u00f2niques\u00a0i\u00a0nanopl\u00e0smiques\u00a0en almenys un ordre de magnitud en la detecci\u00f3 d&#8217;IL-6 al teixit muscular. La seva sensibilitat va ser similar a la de les plataformes de\u00a0biodetecci\u00f3\u00a0electroqu\u00edmiques, per\u00f2 ofereix l&#8217;avantatge addicional de ser directe i sense necessitat de fer servir marcadors. A m\u00e9s, gr\u00e0cies a l&#8217;\u00fas de\u00a0nanocristalls\u00a01D fabricats a escala industrial presents a Blu-ray, podria convertir-se en un sensor multicanal altament reprodu\u00efble.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335551550&quot;:6,&quot;335551620&quot;:6,&quot;335559739&quot;:160,&quot;335559740&quot;:360,&quot;469777462&quot;:[1941],&quot;469777927&quot;:[0],&quot;469777928&quot;:[1]}\">\u00a0<\/span><\/p>\n<h3><strong><span class=\"TextRun SCXW77062951 BCX8\" lang=\"CA-ES\" xml:lang=\"CA-ES\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW77062951 BCX8\">Una eina prometedora per a l&#8217;avaluaci\u00f3 de medicaments<\/span><\/span><span class=\"EOP SCXW77062951 BCX8\" data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335551550&quot;:6,&quot;335551620&quot;:6,&quot;335559739&quot;:160,&quot;335559740&quot;:360,&quot;469777462&quot;:[1941],&quot;469777927&quot;:[0],&quot;469777928&quot;:[1]}\">\u00a0<\/span><\/strong><\/h3>\n<p><span class=\"TextRun SCXW85181882 BCX8\" lang=\"CA-ES\" xml:lang=\"CA-ES\" data-contrast=\"none\"><span class=\"NormalTextRun SCXW85181882 BCX8\">Els autors identifiquen noves oportunitats per afinar la seva t\u00e8cnica, incl\u00f2s l&#8217;\u00fas d&#8217;altres materials\u00a0<\/span><span class=\"NormalTextRun SpellingErrorV2 SCXW85181882 BCX8\">plasm\u00f2nics<\/span><span class=\"NormalTextRun SCXW85181882 BCX8\">\u00a0com el\u00a0<\/span><span class=\"NormalTextRun SpellingErrorV2 SCXW85181882 BCX8\">graf\u00e8<\/span><span class=\"NormalTextRun SCXW85181882 BCX8\">\u00a0o l&#8217;or\u202f<\/span><span class=\"NormalTextRun SpellingErrorV2 SCXW85181882 BCX8\" data-ccp-charstyle=\"hiddenspellerror\" data-ccp-charstyle-defn=\"{&quot;ObjectId&quot;:&quot;67cc4661-03ca-49f1-9c8c-8cc874e2b028|243&quot;,&quot;ClassId&quot;:1073872969,&quot;Properties&quot;:[134233614,&quot;true&quot;,201340122,&quot;1&quot;,469775450,&quot;hiddenspellerror&quot;,469778129,&quot;hiddenspellerror&quot;,469778324,&quot;Default Paragraph Font&quot;]}\">nanopor\u00f2s<\/span><span class=\"NormalTextRun SCXW85181882 BCX8\">, per estendre&#8217;n l&#8217;aplicaci\u00f3 a una gamma m\u00e9s \u00e0mplia de\u00a0<\/span><span class=\"NormalTextRun SpellingErrorV2 SCXW85181882 BCX8\">biomarcadors<\/span><span class=\"NormalTextRun SCXW85181882 BCX8\">.<\/span><\/span><span class=\"LineBreakBlob BlobObject DragDrop SCXW85181882 BCX8\"><span class=\"SCXW85181882 BCX8\">\u00a0<\/span><br class=\"SCXW85181882 BCX8\" \/><\/span><span class=\"LineBreakBlob BlobObject DragDrop SCXW85181882 BCX8\"><span class=\"SCXW85181882 BCX8\">\u00a0<\/span><br class=\"SCXW85181882 BCX8\" \/><\/span><span class=\"TextRun SCXW85181882 BCX8\" lang=\"CA-ES\" xml:lang=\"CA-ES\" data-contrast=\"none\"><span class=\"NormalTextRun SCXW85181882 BCX8\">El nou enfocament ofereix una quantificaci\u00f3 directa, sense marcadors i en temps\u00a0<\/span><span class=\"NormalTextRun SCXW85181882 BCX8\">real de\u00a0<\/span><span class=\"NormalTextRun SpellingErrorV2 SCXW85181882 BCX8 DefaultHighlightTransition\">biomarcadors<\/span><span class=\"NormalTextRun SCXW85181882 BCX8\">\u00a0que minimitza la complexitat d&#8217;utilitzaci\u00f3. Podria utilitzar-se per mesurar\u00a0<\/span><span class=\"NormalTextRun SpellingErrorV2 SCXW85181882 BCX8 DefaultHighlightTransition\">biomarcadors<\/span><span class=\"NormalTextRun SCXW85181882 BCX8\">\u00a0en teixits o\u00a0<\/span><span class=\"NormalTextRun SpellingErrorV2 SCXW85181882 BCX8\">organoides<\/span><span class=\"NormalTextRun SCXW85181882 BCX8\">\u00a0produ\u00efts per bioenginyeria 3D a les fases inicials del\u202f<\/span><span class=\"NormalTextRun SpellingErrorV2 SCXW85181882 BCX8\">testatge<\/span><span class=\"NormalTextRun SCXW85181882 BCX8\">\u202fde nous f\u00e0rmacs candidats per a\u202finnombrables\u202fmalalties. Els estudis futurs se centraran en la\u202f<\/span><span class=\"NormalTextRun SpellingErrorV2 SCXW85181882 BCX8\" data-ccp-charstyle=\"hiddenspellerror\">biodetecci\u00f3<\/span><span class=\"NormalTextRun SCXW85181882 BCX8\">\u202fmultiplexada i en temps real per desenvolupar plataformes de seguiment de cultius cel\u00b7lulars.<\/span><\/span><span class=\"EOP SCXW85181882 BCX8\" data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335551550&quot;:6,&quot;335551620&quot;:6,&quot;335559739&quot;:160,&quot;335559740&quot;:360,&quot;469777462&quot;:[1941],&quot;469777927&quot;:[0],&quot;469777928&quot;:[1]}\">\u00a0<\/span><\/p>\n<blockquote><p><strong><span class=\"TextRun SCXW61093541 BCX8\" lang=\"CA-ES\" xml:lang=\"CA-ES\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW61093541 BCX8\">La nostra t\u00e8cnica va superar altres plataformes de biosensors d&#8217;aquest tipus en almenys un ordre de magnitud a la detecci\u00f3 d&#8217;IL-6 en teixit muscular.<\/span><\/span><span class=\"EOP SCXW61093541 BCX8\" data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335551550&quot;:3,&quot;335551620&quot;:3,&quot;335559739&quot;:160,&quot;335559740&quot;:360,&quot;469777462&quot;:[1941],&quot;469777927&quot;:[0],&quot;469777928&quot;:[1]}\">\u00a0<\/span><\/strong><\/p>\n<p style=\"text-align: right;\"><strong><span class=\"TextRun SCXW267042191 BCX8\" lang=\"CA-ES\" xml:lang=\"CA-ES\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW267042191 BCX8\">Javier Ramon, professor de recerca ICREA a l&#8217;IBEC<\/span><\/span><\/strong><span class=\"EOP SCXW267042191 BCX8\" data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335551550&quot;:3,&quot;335551620&quot;:3,&quot;335559739&quot;:160,&quot;335559740&quot;:360,&quot;469777462&quot;:[1941],&quot;469777927&quot;:[0],&quot;469777928&quot;:[1]}\">\u00a0<\/span><\/p>\n<\/blockquote>\n<p><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335551550&quot;:6,&quot;335551620&quot;:6,&quot;335559739&quot;:160,&quot;335559740&quot;:360}\">\u00a0<\/span><\/p>\n<p><strong>Article de refer\u00e8ncia:\u00a0<\/strong><\/p>\n<p><span data-contrast=\"auto\">Gerardo A Lopez-Mu\u00f1oz,\u202fJuan M Fern\u00e1ndez-Costa\u202f<\/span><span data-contrast=\"auto\">,\u202fMaria Alejandra Ortega,\u202fJordina Balaguer-Trias,\u202fEduard Martin-Lasierra\u202fand\u202fJavier Ram\u00f3n-Azc\u00f3n.\u00a0<\/span><a href=\"https:\/\/www.degruyter.com\/document\/doi\/10.1515\/nanoph-2021-0426\/html\" target=\"_blank\" rel=\"noopener\"><span data-contrast=\"none\">Plasmonic nanocrystals on polycarbonate substrates for direct and label-free\u00a0biodetection\u00a0of Interleukin-6 in bioengineered 3D skeletal muscles<\/span><\/a><span data-contrast=\"auto\">.\u00a0<\/span><a href=\"https:\/\/www.degruyter.com\/journal\/key\/nanoph\/html\"><span data-contrast=\"auto\">Nanophotonics<\/span><\/a><span data-contrast=\"auto\">, 2021.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335551550&quot;:6,&quot;335551620&quot;:6,&quot;335559739&quot;:160,&quot;335559740&quot;:360}\">\u00a0<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<h3>En una publicaci\u00f3 recent a la revista\u202fNanophotonics, investigadors de l&#8217;IBEC\u202fpresenten un nou biosensor per a la detecci\u00f3 directa i sensible de la prote\u00efna interleucina-6 al m\u00fascul, un indicador d&#8217;inflamaci\u00f3 i de potencial malaltia, demostrant l&#8217;alt rendiment del dispositiu en m\u00fasculs esquel\u00e8tics obtinguts per bioenginyeria 3D. Aquest nou enfocament pot resultar en una eina prometedora per mesurar l&#8217;efic\u00e0cia de f\u00e0rmacs davant de malalties en qu\u00e8 hi ha inflamaci\u00f3, com la distr\u00f2fia muscular. <\/h3>\n","protected":false},"author":4,"featured_media":88153,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[96],"tags":[1131],"post_formats":[],"class_list":["post-88642","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-noticies-de-recerca","tag-javier-ramon-ca"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Nou biosensor amb alta sensibilitat detecta marcador inflamatori al m\u00fascul - Institute for Bioengineering of Catalonia<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/ibecbarcelona.eu\/ca\/nou-biosensor-amb-alta-sensibilitat-detecta-marcador-inflamatori-al-muscul\/\" \/>\n<meta property=\"og:locale\" content=\"ca_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Nou biosensor amb alta sensibilitat detecta marcador inflamatori al m\u00fascul - Institute for Bioengineering of Catalonia\" \/>\n<meta property=\"og:description\" content=\"En una publicaci\u00f3 recent a la revista\u202fNanophotonics, investigadors de l&#039;IBEC\u202fpresenten un nou biosensor per a la detecci\u00f3 directa i sensible de la prote\u00efna interleucina-6 al m\u00fascul, un indicador d&#039;inflamaci\u00f3 i de potencial malaltia, demostrant l&#039;alt rendiment del dispositiu en m\u00fasculs esquel\u00e8tics obtinguts per bioenginyeria 3D. 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