{"id":12640,"date":"2019-03-13T11:29:04","date_gmt":"2019-03-13T10:29:04","guid":{"rendered":"http:\/\/serveiseducatius.xtec.cat\/tarragones\/?p=12640"},"modified":"2019-04-27T08:45:15","modified_gmt":"2019-04-27T06:45:15","slug":"trics13_dvazquez","status":"publish","type":"post","link":"https:\/\/serveiseducatius.xtec.cat\/tarragones\/dinamitzacio\/trics\/trics13_dvazquez\/","title":{"rendered":"Pensa-ho, poc \u00e9s molt"},"content":{"rendered":"<p><img loading=\"lazy\" decoding=\"async\" class=\"alignright wp-image-5353\" title=\"Diego Vazquez Alcaide\" src=\"https:\/\/serveiseducatius.xtec.cat\/tarragones\/wp-content\/uploads\/usu549\/2019\/03\/trics13_dvazquez.jpg\" alt=\"Diego Vazquez Alcaide\" width=\"150\" height=\"200\" \/><strong><span style=\"color: #808080;\"><em>T\u00edtol:\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/em><\/span><\/strong><strong>Pensa-ho, poc \u00e9s molt.<\/strong><br \/>\n<strong><em><span style=\"color: #808080;\">Autor\/a:\u00a0\u00a0\u00a0\u00a0<\/span><\/em><\/strong><strong> Diego Vazquez Alcaide<\/strong><br \/>\n<strong><em><span style=\"color: #808080;\">Tutor\/a:\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/span><\/em><\/strong>Paloma Belenguer Dom\u00e8nech<br \/>\n<strong><em><span style=\"color: #808080;\">Modalitat:\u00a0\u00a0<\/span><\/em><\/strong>Ci\u00e8ncies i tecnologia: Ci\u00e8ncies de la Salut<br \/>\n<strong><em><span style=\"color: #808080;\">\u00c0rea:\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/span><\/em><\/strong>Biomedicina<br \/>\n<strong><em><span style=\"color: #808080;\">Centre:\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/span><\/em><\/strong>Ins Baix Camp<br \/>\n<strong><em><span style=\"color: #808080;\">Localitat:\u00a0\u00a0\u00a0<\/span><\/em><\/strong>Reus<\/p>\n<h6><strong>Objectius:<\/strong><\/h6>\n<ol>\n<li>Comprovar si l\u2019exposici\u00f3 dels embrions del peix zebra en alcohol, fins i tot a concentracions baixes, provoca l\u2019aparici\u00f3 de malformacions durant l\u2019embriog\u00e8nesi.<\/li>\n<li>Comprovar si la velocitat a la qual es produeixen les diferents fases es veuen alterades i si apareix mortalitat embrion\u00e0ria.<\/li>\n<li>Comprovar si el peix zebra \u00e9s un model experimental f\u00e0cil de mantenir i de reproduir.<\/li>\n<\/ol>\n<h6><strong>Hip\u00f2tesi:<\/strong><\/h6>\n<p style=\"text-align: justify;\">Potser l&#8217;exposici\u00f3 en alcohol, fins i tot a concentracions baixes, dels embrions influeix a l&#8217;embriog\u00e8nesi del peix zebra causant malformacions , retard i moralitat.<\/p>\n<h6><strong>El proc\u00e9s:<\/strong><\/h6>\n<p style=\"text-align: justify;\">Pel manteniment i reproducci\u00f3 del peix zebra s\u2019han fet servir les t\u00e8cniques recomanades d\u2019estabulaci\u00f3 i adaptaci\u00f3 al medi per obtenir gran quantitat d\u2019embrions. En aquest pas la dificultat ha estat en poder mantenir un control de les variables, per tal que aquestes no influeixin els resultats. Encara aix\u00ed vaig poder obtenir resultats.<br \/>\nPer exposar els embrions a diferents concentracions d\u2019alcohol, s\u2019han alternat per\u00edodes d\u2019exposici\u00f3 amb per\u00edodes de no exposici\u00f3; per intentar simular les condicions de desenvolupament embrionari hum\u00e0 sotm\u00e8s a exposicions peri\u00f2diques d\u2019alcohol.<br \/>\nEls embrions de peix zebra s\u2019han introdu\u00eft en una placa on hi havia diferents pous cadascun amb diferents concentracions d\u2019alcohol: 0% (control), 0,2%, 0,5%, 1%. Es feien observacions peri\u00f2diques per comprovar en quina fase del desenvolupament embrionari (escissi\u00f3, bl\u00e0stula, g\u00e0strula, segmentaci\u00f3, faringula i eclosi\u00f3) es comen\u00e7aven a manifestar les malformacions produ\u00efdes per l\u2019alcohol. Es pretenia tamb\u00e9 observar amb aquesta metodologia si l\u2019exposici\u00f3 en alcohol tenia algun efecte sobre la mortalitat i velocitat del desenvolupament embrionari. La dificultat en aquest \u00faltim pas ha estat en poder realitzar un seguiment de tot el desenvolupament embrionari amb fotografies, per poder despr\u00e8s afegir-les al treball i per poder anant observant si durant el desenvolupament s&#8217;anaven manifesten algun tipus d&#8217;alteraci\u00f3.<\/p>\n<h6><strong>Conclusions:<\/strong><\/h6>\n<p style=\"text-align: justify;\">L&#8217;exposici\u00f3 en alcohol, fins i tot a concentracions baixes, dels embrions provoca l\u2019aparici\u00f3 de malformacions, de mortalitat i d&#8217;alteracions en la velocitat a la qual es produeixen les diferents fases embrion\u00e0ries. Mentre m\u00e9s alta sigui la concentraci\u00f3 d&#8217;exposici\u00f3 m\u00e9s alt el grau de malformacions, el percentatge d&#8217;embrions morts i el retard d&#8217;arribada de cada grup d&#8217;embrions a les diferents etapes embrion\u00e0ries respecte al grup control.<br \/>\nTamb\u00e9 he pogut observar que el peix zebra en laboratoris \u00e9s un model experimental f\u00e0cil de mantenir i de treballar, comparant-lo amb els altres models experimentals presents (rates, mosques&#8230;). A part tamb\u00e9s \u00e9s un model molt efica\u00e7, donades les seves propietats: gran compatibilitat gen\u00e8tica amb l&#8217;\u00e9sser hum\u00e0, alt potencial reproductiu, f\u00e0cil manteniment, desenvolupament embrionari transparent i de curt per\u00edode &#8230;<br \/>\nEn canvi des de casa he pogut observar que \u00e9s un model experimental dif\u00edcil de mantenir i de treballar, donat que costa mantenir un control de variables.<br \/>\nHe apr\u00e8s molts fonaments te\u00f2rics sobre l&#8217;embriologia, el peix zebra i la s\u00edndrome alcoh\u00f2lic fetal (SAF). Tamb\u00e9 ha apr\u00e8s a elaborar un disseny experimental a partir del plantejament de diferents hip\u00f2tesis. He apr\u00e8s a treballar amb un model experimental i a realitzar diferents t\u00e8cniques de laboratori complexes. I tamb\u00e9 he tingut l&#8217;oportunitat de treballar en un laboratori de recerca.<\/p>\n<h6><strong>Bibliografia:<\/strong><\/h6>\n<ul>\n<li>Balinsky. <span style=\"color: #808080;\"><strong>Introducci\u00f3n a la embriolog\u00eda<\/strong><\/span>. Omega<\/li>\n<li>Monte Westerfield, Leonard I. Zon , H. William Detrich.. <span style=\"color: #808080;\"><strong>Essential Zebrafish Methods: Cell and Developmental Biology<\/strong><\/span>. Academic Press<\/li>\n<\/ul>\n<h6><strong>Llocs Web:<\/strong><\/h6>\n<ul>\n<li><a href=\"http:\/\/desarrollo-pez-cebra.blogspot.com\/2012\/12\/el-desarrollo-de-la-linea-lateral-en_18.html\" target=\"_blank\" rel=\"noopener noreferrer\">El Desarrollo Del Pez Cebra.<\/a><\/li>\n<li><a href=\"http:\/\/hablemosdepeces.com\/pez-cebra\/\" target=\"_blank\" rel=\"noopener noreferrer\">Pez Cebra: Caracter\u00edsticas, reproducci\u00f3n, cuidados, enfermedades y m\u00e1s.<\/a><\/li>\n<li><a href=\"http:\/\/www.ccma.cat\/premsa\/alcohol-i-embaras-a-quequicom\/nota-de-premsa\/2770485\/\" target=\"_blank\" rel=\"noopener noreferrer\">&#8220;Alcohol i embar\u00e0s&#8221;, un &#8220;Qu\u00e8quicom&#8221;.<\/a><\/li>\n<li><a href=\"http:\/\/zfin.org\/zf_info\/zfbook\/stages\/stages.html\" target=\"_blank\" rel=\"noopener noreferrer\">ZFIN<\/a><\/li>\n<li><a href=\"https:\/\/animaldiversity.org\/accounts\/Danio_rerio\/#4BB23E72-3A75-4384-AF57-4F2A1393F8EE\" target=\"_blank\" rel=\"noopener noreferrer\">Danio Rerio (rerio).<\/a><\/li>\n<li><a href=\"https:\/\/www.cdc.gov\/ncbddd\/spanish\/fasd\/alcohol-use.html\" target=\"_blank\" rel=\"noopener noreferrer\">Trastornos Del Espectro Alcoh\u00f3lico Fetal (teaf).<\/a><\/li>\n<li><a href=\"https:\/\/www.mayoclinic.org\/es-es\/diseases-conditions\/fetal-alcohol-syndrome\/symptoms-causes\/syc-20352901\" target=\"_blank\" rel=\"noopener noreferrer\">S\u00edndrome Alcoh\u00f3lico Fetal.<\/a><\/li>\n<li><a href=\"https:\/\/omicrono.elespanol.com\/2013\/04\/el-genoma-del-pez-cebra-y-su-relacion-con-el-ser-humano\/\" target=\"_blank\" rel=\"noopener noreferrer\">El Genoma Del Pez Cebra Y Su Relaci\u00f3n Con El Ser Humano.<\/a><\/li>\n<li><a href=\"https:\/\/acuarioadictos.com\/danio-rerio\/\" target=\"_blank\" rel=\"noopener noreferrer\">Danio Rerio.<\/a><\/li>\n<\/ul>\n<h6><strong>Presentaci\u00f3:<\/strong><\/h6>\n<p><iframe loading=\"lazy\" style=\"border: 1px solid #CCC; border-width: 1px; margin-bottom: 5px; max-width: 100%;\" src=\"\/\/www.slideshare.net\/slideshow\/embed_code\/key\/2E7td9W85NS23d\" width=\"595\" height=\"485\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" allowfullscreen=\"allowfullscreen\"> <\/iframe><\/p>\n<h6><strong>Fotos:<\/strong><\/h6>\n<div id=\"1234\" style=\"width: 600px; height: 400px; display: none;\"><img decoding=\"async\" src=\"https:\/\/serveiseducatius.xtec.cat\/tarragones\/wp-content\/uploads\/usu549\/2019\/03\/trics13_imatge1_dvazquez.jpg\" data-link=\"https:\/\/serveiseducatius.xtec.cat\/tarragones\/wp-content\/uploads\/usu549\/2019\/03\/trics13_imatge1_dvazquez.jpg\" \/><br \/>\n<img decoding=\"async\" src=\"https:\/\/serveiseducatius.xtec.cat\/tarragones\/wp-content\/uploads\/usu549\/2019\/03\/trics13_imatge2_dvazquez.jpg\" data-link=\"https:\/\/serveiseducatius.xtec.cat\/tarragones\/wp-content\/uploads\/usu549\/2019\/03\/trics13_imatge2_dvazquez.jpg\" \/><br \/>\n<img decoding=\"async\" src=\"https:\/\/serveiseducatius.xtec.cat\/tarragones\/wp-content\/uploads\/usu549\/2019\/03\/trics13_imatge3_dvazquez.jpg\" data-link=\"https:\/\/serveiseducatius.xtec.cat\/tarragones\/wp-content\/uploads\/usu549\/2019\/03\/trics13_imatge3_dvazquez.jpg\" \/><br \/>\n<img decoding=\"async\" src=\"https:\/\/serveiseducatius.xtec.cat\/tarragones\/wp-content\/uploads\/usu549\/2019\/03\/trics13_imatge4_dvazquez.jpg\" data-link=\"https:\/\/serveiseducatius.xtec.cat\/tarragones\/wp-content\/uploads\/usu549\/2019\/03\/trics13_imatge4_dvazquez.jpg\" \/><br \/>\n<script type=\"text\/javascript\" src=\"https:\/\/cdn.jsdelivr.net\/jquery\/1.12.3\/jquery.min.js\"><\/script><br \/>\n<script>\n (MyGalleries=(typeof MyGalleries === 'undefined' ? [] : MyGalleries)).push({gallId:'#1234',autoplay:true,lightbox:true,debug:false,popupLinks:true});\n if(typeof GalleryLoaded === 'undefined'){\n  GalleryLoaded = jQuery(function(){\n   jQuery.ajax({url:'https:\/\/cdn.jsdelivr.net\/galleria\/1.4.2\/galleria.min.js',dataType:'script',cache:true}).done(function(){\n    Galleria.loadTheme('https:\/\/cdn.jsdelivr.net\/galleria\/1.4.2\/themes\/classic\/galleria.classic.js');\n    for(var n in MyGalleries){\n     Galleria.run(MyGalleries[n].gallId, MyGalleries[n]);\n     jQuery(MyGalleries[n].gallId).css('display','block');\n    }\n   });\n  });\n }\n<\/script><\/div>\n<p>&nbsp;<\/p>\n<div><sup><em>Foto 1.- Estudi de l&#8217;efecte de l&#8217;alcohol en el desenvolupament embrionari del peix zebra.<\/em><\/sup><br \/>\n<sup><em>Foto 2.- Fotografies de les etapes del desenvolupament embrionari del grup control. <\/em><\/sup><br \/>\n<sup><em>Foto 3.- Fotografies dels embrions del grup control i del grup exposat a una concentraci\u00f3 de 0,2%.<\/em><\/sup><br \/>\n<sup><em>Foto 4.- Fotografies dels embrions del grup exposat a una concentraci\u00f3 de 0,5% i del grup exposat a una concentraci\u00f3 d&#8217;1%.<\/em><\/sup><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Diego Vazquez Alcaide<\/p>\n","protected":false},"author":1,"featured_media":12644,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_bbp_topic_count":0,"_bbp_reply_count":0,"_bbp_total_topic_count":0,"_bbp_total_reply_count":0,"_bbp_voice_count":0,"_bbp_anonymous_reply_count":0,"_bbp_topic_count_hidden":0,"_bbp_reply_count_hidden":0,"_bbp_forum_subforum_count":0,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","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":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","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":"default","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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