{"id":5317,"date":"2015-01-13T14:11:51","date_gmt":"2015-01-13T14:11:51","guid":{"rendered":"http:\/\/fefac.cat\/empresarial\/?p=5317"},"modified":"2015-01-13T14:11:51","modified_gmt":"2015-01-13T14:11:51","slug":"la-teixobactina-s-la-primera-descoberta-important","status":"publish","type":"post","link":"https:\/\/fefac.cat\/empresarial\/la-teixobactina-s-la-primera-descoberta-important\/","title":{"rendered":"La teixobactina \u00e9s la primera descoberta important en 10 anys en el camp dels antibi\u00f2tics"},"content":{"rendered":"<p>La classe m&egrave;dica ha reaccionat amb entusiasme a l&rsquo;anunci que investigadors d&rsquo;universitats d&rsquo;Alemanya i els Estats Units assagen, encara en ratolins, un antibi&ograve;tic nou que sorgeix d&rsquo;un bacteri que habita en una gespa natural, amb &agrave;mplia capacitat d&rsquo;acci&oacute;, que recupera el proc&eacute;s d&rsquo;obtenci&oacute; de la penicil&middot;lina i l&rsquo;estreptomicina de fa 70 anys.<\/p>\n<p>&ldquo;Fa m&eacute;s de 10 anys que no es presenta un antibi&ograve;tic que aporti un canvi conceptual, amb un mecanisme d&rsquo;acci&oacute; innovador, capa&ccedil; d&rsquo;evitar les mutacions bacterianes que resisteixen els f&agrave;rmacs comercialitzats&rdquo;, afirma a El Peri&oacute;dico de Catalunya el doctor Benito Almirante, responsable del servei de malalties infecciones a l&rsquo;Hospital Vall d&rsquo;Hebron.<\/p>\n<p>Hi ha hagut antibi&ograve;tics d&rsquo;aparici&oacute; m&eacute;s recent, per&ograve; van ser variacions sobre el que ja era conegut, no un canvi radical com promet la nova subst&agrave;ncia, denominada teixobactina, que, en principi, es mostra capa&ccedil; de suprimir bacteris ubics dins i fora dels hospitals.<\/p>\n<p>No es preveu que el f&agrave;rmac estigui disponible en el mercat abans de cinc anys. El laboratori propietari de la patent, NovoBiotic, ha de finalitzar les tres fases de recerca, aconseguir l&rsquo;aprovaci&oacute; del f&agrave;rmac i la fixaci&oacute; del preu, que es calcula elevat. A m&eacute;s, no s&rsquo;espera que sorgeixin gaires m&eacute;s prototips en compet&egrave;ncia.<\/p>\n<p>&ldquo;A la ind&uacute;stria farmac&egrave;utica no li interessa invertir en recerca sobre antibi&ograve;tics perqu&egrave; &eacute;s lenta, costosa i proporciona uns beneficis escassos, -afirma Almirante. Una infecci&oacute; no &eacute;s una malaltia cr&ograve;nica que lliga els pacients amb el seu tractament de manera indefinida&rdquo;.<\/p>\n<p>&ldquo;Als laboratoris els compensa molt m&eacute;s investigar f&agrave;rmacs que tracten malalties cr&ograve;niques, com la hipertensi&oacute; o el colesterol, o greus i incurables, com els antiretrovirals del VIH&rdquo;, coincideix Santiago Grau, farmac&egrave;utic de l&rsquo;Hospital del Mar i professor d&rsquo;antibioter&agrave;pia a la UAB.<\/p>\n<p>Tal com s&rsquo;explica a El Peri&oacute;dico de Catalunya, l&rsquo;escassetat d&rsquo;antibi&ograve;tics efica&ccedil;os va en augment i d&rsquo;aqu&iacute; 10 anys aquest fet ser&agrave; molt greu per a un ampli sector de la poblaci&oacute;. El mal &uacute;s dels f&agrave;rmacs, i la conseg&uuml;ent generaci&oacute; de bacteris que els s&oacute;n resistents, s&rsquo;ha est&egrave;s de forma preocupant al sud d&rsquo;Europa, entre pa&iuml;sos com Gr&egrave;cia, en primer lloc, seguida d&rsquo;Espanya i It&agrave;lia. Al nord del continent, gaireb&eacute; no tenen bacteris resistents als antibi&ograve;tics.<\/p>\n<p><strong>Font: El Peri&oacute;dico de Catalunya<\/strong><\/p>\n<p><strong>Not&iacute;cies relacionades: <\/strong><a href=\"http:\/\/www.fefac.cat\/noticia.asp?id=3310\">Cient&iacute;fics descobreixen una nova fam&iacute;lia d&rsquo;antibi&ograve;tics que estaria lliure de resist&egrave;ncies<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>La classe m&egrave;dica ha reaccionat amb entusiasme a l&rsquo;anunci que investigadors d&rsquo;universitats d&rsquo;Alemanya i els Estats Units assagen, encara en ratolins, un antibi&ograve;tic nou que sorgeix d&rsquo;un bacteri que habita [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":"","footnotes":""},"categories":[11,12,13,14,15,101],"tags":[],"class_list":["post-5317","post","type-post","status-publish","format-standard","hentry","category-fefac","category-afb","category-afet","category-afell","category-agfe","category-sanitaria"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - 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