{"id":4828,"date":"2016-01-22T10:47:24","date_gmt":"2016-01-22T10:47:24","guid":{"rendered":"http:\/\/www.enigmes-tv.fr\/?p=4828"},"modified":"2025-06-28T23:24:06","modified_gmt":"2025-06-28T21:24:06","slug":"video-un-robot-spermatozoide-pour-atteindre-linaccessible-graal","status":"publish","type":"post","link":"https:\/\/www.publisigma47.fr\/hypno6\/video-un-robot-spermatozoide-pour-atteindre-linaccessible-graal\/","title":{"rendered":"VID\u00c9O : Un \u00ab\u00a0robot spermatozo\u00efde\u00a0\u00bb pour atteindre l\u2019inaccessible Graal"},"content":{"rendered":"<p>&nbsp;<\/p>\n<h3 style=\"text-align: justify;\">SANT\u00c9 &#8211; En France, un couple sur 10 souffre d&rsquo;infertilit\u00e9 et ne peut pas avoir d&rsquo;enfant m\u00eame apr\u00e8s avoir essay\u00e9 <a href=\"http:\/\/sante.lefigaro.fr\/actualite\/2012\/02\/20\/17425-dix-pour-cent-couples-souffrent-dinfertilite\" target=\"_blank\" rel=\"noopener\">plus de deux ans.<\/a> La PMA et la FIV, dont le taux de r\u00e9ussite est loin des 100%, des chercheurs ont mis au point un \u00ab\u00a0spermbot\u00a0\u00bb, soit un robot spermatozo\u00efde.<\/h3>\n<p><!--more--><\/p>\n<p style=\"text-align: justify;\">N&rsquo;ayez crainte messieurs, vos spermatozo\u00efdes ne vont pas se retrouver modifi\u00e9s, mais pourraient simplement b\u00e9n\u00e9ficier en quelque sorte d&rsquo;un exosquelette. Les chercheurs de <a href=\"https:\/\/www.ifw-dresden.de\/institutes\/institute-for-integrative-nanosciences-iin\/\" target=\"_blank\" rel=\"noopener\">l&rsquo;<\/a><a href=\"https:\/\/www.ifw-dresden.de\/institutes\/institute-for-integrative-nanosciences-iin\/\" target=\"_blank\" rel=\"noopener\">Institute for Integrative Nanosciences<\/a>\u00a0expliquent avoir mis au point une sorte d&rsquo;h\u00e9lice qui vient encadrer la queue du spermatozo\u00efde pour l&rsquo;aider \u00e0 se mouvoir. Vous pouvez voir dans la vid\u00e9o ci-dessus le spermbot en action.<\/p>\n<p style=\"text-align: justify;\">Ces cellules reproductrices \u00ab\u00a0artificiellement motoris\u00e9es\u00a0\u00bb peuvent ensuite plus facilement rejoindre l&rsquo;ovule, pr\u00e9cisent les chercheurs dans <a href=\"http:\/\/pubs.acs.org\/stoken\/presspac\/presspac\/full\/10.1021\/acs.nanolett.5b04221\" target=\"_blank\" rel=\"noopener\">une \u00e9tude<\/a> publi\u00e9e dans la revue <em>Nano letters<\/em>.<\/p>\n<p><iframe loading=\"lazy\" title=\"Spermbot could help solve male infertility - Headline Science\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/Ww-x-VIFh-Q?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/p>\n<p style=\"text-align: justify;\">Car, comme le rappelle le site <a href=\"http:\/\/www.iflscience.com\/health-and-medicine\/spermbots-may-help-treat-male-infertility\" target=\"_blank\" rel=\"noopener\">Iflscience<\/a>, les probl\u00e8mes d&rsquo;infertilit\u00e9 sont souvent d\u00fbs \u00e0 l&rsquo;incapacit\u00e9 pour les spermatozo\u00efdes de se d\u00e9placer convenablement.<\/p>\n<p style=\"text-align: justify;\">Avec ces \u00ab\u00a0micro h\u00e9lices en polym\u00e8res recouvertes de m\u00e9tal\u00a0\u00bb, il est possible de diriger un spermatozo\u00efde au bon endroit. Pour ce faire, les chercheurs ont utilis\u00e9 un champ magn\u00e9tique tournant afin de guider l&rsquo;h\u00e9lice jusqu&rsquo;au spermatozo\u00efde, puis jusqu&rsquo;\u00e0 l&rsquo;ovule. Une fois le gam\u00e8te ins\u00e9r\u00e9, l&rsquo;h\u00e9lice tourne \u00e0 l&rsquo;envers pour s\u00e9parer la queue de la cellule.<\/p>\n<p style=\"text-align: justify;\">Les chercheurs relativisent leur d\u00e9couverte en expliquant qu&rsquo;il reste beaucoup de travail \u00e0 faire avant de pouvoir r\u00e9aliser des f\u00e9condations gr\u00e2ce \u00e0 cette technique. Pour autant, le spermbot a un grand avantage sur la FIV, si les chercheurs arrivent \u00e0 ma\u00eetriser totalement cette nouvelle m\u00e9thode: la fertilisation pourrait se faire dans l&rsquo;ut\u00e9rus directement, plut\u00f4t que de devoir proc\u00e9der in vitro.<\/p>\n<p style=\"text-align: justify;\">Source :\u00a0<a href=\"http:\/\/www.huffingtonpost.fr\/2016\/01\/15\/fiv-pma-robot-spermatozoide-fecondation_n_8990524.html\" target=\"_blank\" rel=\"noopener\">Huffington Post<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>&nbsp; SANT\u00c9 &#8211; En France, un couple sur 10 souffre d&rsquo;infertilit\u00e9 et ne peut pas avoir d&rsquo;enfant m\u00eame apr\u00e8s avoir essay\u00e9 plus de deux ans. La PMA et la FIV, dont le taux de r\u00e9ussite est loin des 100%, des chercheurs ont mis au point un \u00ab\u00a0spermbot\u00a0\u00bb, soit un robot spermatozo\u00efde.<\/p>\n","protected":false},"author":2,"featured_media":5801,"comment_status":"open","ping_status":"open","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,"footnotes":""},"categories":[2,27,28,33,40],"tags":[777,1543,1660,2014,2053,2659,2803,3036,3270,3611,3871],"class_list":["post-4828","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-actualite","category-sante","category-science","category-technologie","category-videos","tag-champ-magnetique","tag-exosquelette","tag-fiv","tag-infertilite","tag-institute-for-integrative-nanosciences","tag-micro-helices","tag-nano-letters","tag-ovule","tag-pma","tag-robot-spermatozoide","tag-spermbot"],"_links":{"self":[{"href":"https:\/\/www.publisigma47.fr\/hypno6\/wp-json\/wp\/v2\/posts\/4828","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.publisigma47.fr\/hypno6\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.publisigma47.fr\/hypno6\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.publisigma47.fr\/hypno6\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.publisigma47.fr\/hypno6\/wp-json\/wp\/v2\/comments?post=4828"}],"version-history":[{"count":0,"href":"https:\/\/www.publisigma47.fr\/hypno6\/wp-json\/wp\/v2\/posts\/4828\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.publisigma47.fr\/hypno6\/wp-json\/wp\/v2\/media\/5801"}],"wp:attachment":[{"href":"https:\/\/www.publisigma47.fr\/hypno6\/wp-json\/wp\/v2\/media?parent=4828"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.publisigma47.fr\/hypno6\/wp-json\/wp\/v2\/categories?post=4828"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.publisigma47.fr\/hypno6\/wp-json\/wp\/v2\/tags?post=4828"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}