{"version":"1.0","provider_name":"La Boutique en ligne","provider_url":"https:\/\/store.microbiotech.dz","author_name":"Microbiotech 1","author_url":"https:\/\/store.microbiotech.dz\/index.php\/author\/r-badri\/","title":"Bleu de M\u00e9thyl\u00e8ne - La Boutique en ligne","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"shZkwJf3IN\"><a href=\"https:\/\/store.microbiotech.dz\/index.php\/produit\/bleu-de-methylene-0-5\/\">Bleu de M\u00e9thyl\u00e8ne<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/store.microbiotech.dz\/index.php\/produit\/bleu-de-methylene-0-5\/embed\/#?secret=shZkwJf3IN\" width=\"600\" height=\"338\" title=\"\u00ab\u00a0Bleu de M\u00e9thyl\u00e8ne\u00a0\u00bb &#8212; La Boutique en ligne\" data-secret=\"shZkwJf3IN\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script>\n\/*! This file is auto-generated *\/\n!function(d,l){\"use strict\";l.querySelector&&d.addEventListener&&\"undefined\"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!\/[^a-zA-Z0-9]\/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret=\"'+t.secret+'\"]'),o=l.querySelectorAll('blockquote[data-secret=\"'+t.secret+'\"]'),c=new RegExp(\"^https?:$\",\"i\"),i=0;i<o.length;i++)o[i].style.display=\"none\";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute(\"style\"),\"height\"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):\"link\"===t.message&&(r=new URL(s.getAttribute(\"src\")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener(\"message\",d.wp.receiveEmbedMessage,!1),l.addEventListener(\"DOMContentLoaded\",function(){for(var e,t,s=l.querySelectorAll(\"iframe.wp-embedded-content\"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute(\"data-secret\"))||(t=Math.random().toString(36).substring(2,12),e.src+=\"#?secret=\"+t,e.setAttribute(\"data-secret\",t)),e.contentWindow.postMessage({message:\"ready\",secret:t},\"*\")},!1)))}(window,document);\n\/\/# sourceURL=https:\/\/store.microbiotech.dz\/wp-includes\/js\/wp-embed.min.js\n<\/script>\n","thumbnail_url":"https:\/\/store.microbiotech.dz\/wp-content\/uploads\/2022\/01\/1061718-scaled.jpg","thumbnail_width":2560,"thumbnail_height":1920,"description":"Le bleu de m\u00e9thyl\u00e8ne est une mol\u00e9cule organique dont les propri\u00e9t\u00e9s sont utilis\u00e9es \u00e0 colorer des bact\u00e9ries pour les visualiser au microscope. Quand il entre dans le cytoplasme d'une cellule vivante, le bleu de m\u00e9thyl\u00e8ne est r\u00e9duit car c'est un environnement r\u00e9ducteur : les cellules vivantes paraissent incolores. En revanche, des cellules mortes sont color\u00e9es en bleu car le bleu de m\u00e9thyl\u00e8ne reste oxyd\u00e9. De plus, l'ADN, qui est\u00a0acide, rend le bleu de m\u00e9thyl\u00e8ne encore plus bleu, ce qui peut permettre de mieux visualiser le noyau des cellules\u00a0eucaryotes. Les charges n\u00e9gatives de l'ADN\u00a0sont aussi attir\u00e9es par les charges positives du bleu de m\u00e9thyl\u00e8ne."}