{"id":8822,"date":"2020-05-18T15:31:27","date_gmt":"2020-05-18T15:31:27","guid":{"rendered":"https:\/\/www.incirliseviye.com\/?p=8822"},"modified":"2020-05-18T15:31:27","modified_gmt":"2020-05-18T15:31:27","slug":"les-epidemies-cycliques-de-syphilis","status":"publish","type":"post","link":"https:\/\/onhee.com\/?p=8822","title":{"rendered":"Les \u00e9pid\u00e9mies cycliques de syphilis"},"content":{"rendered":"<p>Des chercheurs am\u00e9ricains estiment que les\u00e9pid\u00e9mies de syphilis aux Etats-Unis sont plus ler\u00e9sultat d&#8217;un cycle naturel entre l&#8217;agent infectieux etl&#8217;h\u00f4te qu&#8217;une traduction des comportements sexuels. Seloneux, les \u00e9pid\u00e9mies pr\u00e9c\u00e9demmentattribu\u00e9es \u00e0 des rel\u00e2chements de lapr\u00e9vention seraient caus\u00e9es par une perted&#8217;immunit\u00e9 chez les personnes \u00e0 risque d&#8217;infection.Petite explication&#8230;L&#8217;\u00e9quipe du Dr Nicolas Grassly a examin\u00e9 lesregistres de sant\u00e9 de 68 villes am\u00e9ricaines entre1941 et 2002. Ils ont compar\u00e9 les chiffres des\u00e9pid\u00e9mies de syphilis et de gonorrh\u00e9es, uneautre maladie sexuellement transmissible. Apr\u00e8s analyses,ils ont trouv\u00e9 que la survenue des \u00e9pid\u00e9miesde syphilis suivait un cycle ind\u00e9pendant de 10 ans. Selonles chercheurs, la bact\u00e9rie (treponeme p\u00e2le) \u00e0l&#8217;origine de la syphilis conf\u00e8re une certaineimmunit\u00e9. Mais cette immunit\u00e9 est temporaire :maximum juste apr\u00e8s l&#8217;\u00e9pid\u00e9mie, elle s&#8217;estompepetit \u00e0 petit jusqu&#8217;\u00e0 ce qu&#8217;une nouvelle vague decontamination surviennent.Cette hypoth\u00e8se est confort\u00e9e par la comparaison avecles \u00e9pid\u00e9mies de gonorrh\u00e9es dans lesm\u00eames villes et qui donnent des r\u00e9sultatscontrast\u00e9s. L&#8217;absence d&#8217;immunit\u00e9 induite face\u00e0 ces infections refl\u00e8terait ainsi plusfid\u00e8lement un \u00e9ventuel rel\u00e2chement descomportements sexuels, \u00e9galement \u00e0 l&#8217;origine d&#8217;autresMST comme le sida.<br \/>\nSi cette hypoth\u00e8se se confirme, les prochaines\u00e9pid\u00e9mies de syphilis pourraient\u00e9ventuellement \u00eatre pr\u00e9vues et mieux prises encharge. Selon les chercheurs, cette hypoth\u00e8se de \u00abfacteur d&#8217;immunit\u00e9 de la population \u00bb incite \u00e0la prudence face \u00e0 l&#8217;interpr\u00e9tation desdonn\u00e9es des centres de surveillance des MST. L&#8217;explicationreposant sur les changements de comportements sexuels ne serait pasla seule \u00e0 consid\u00e9rer.<br \/>Rappelons cependant que le pr\u00e9servatif reste le seul moyende protection face aux MST.<strong>Source :<\/strong> Nature 433, 417 &#8211; 421 (27 January 2005)<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Des chercheurs am\u00e9ricains estiment que les\u00e9pid\u00e9mies de syphilis aux Etats-Unis sont plus ler\u00e9sultat d&#8217;un cycle naturel entre l&#8217;agent infectieux etl&#8217;h\u00f4te qu&#8217;une traduction des comportements sexuels. Seloneux, les \u00e9pid\u00e9mies pr\u00e9c\u00e9demmentattribu\u00e9es \u00e0 des rel\u00e2chements de lapr\u00e9vention seraient caus\u00e9es par une perted&#8217;immunit\u00e9 chez les personnes \u00e0 risque d&#8217;infection.Petite explication&#8230;L&#8217;\u00e9quipe du Dr Nicolas Grassly a examin\u00e9 lesregistres de sant\u00e9 &hellip; <\/p>\n<p class=\"link-more\"><a href=\"https:\/\/onhee.com\/?p=8822\" class=\"more-link\">Read more<span class=\"screen-reader-text\"> &#8220;Les \u00e9pid\u00e9mies cycliques de syphilis&#8221;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-8822","post","type-post","status-publish","format-standard","hentry","category-news"],"_links":{"self":[{"href":"https:\/\/onhee.com\/index.php?rest_route=\/wp\/v2\/posts\/8822","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/onhee.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/onhee.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/onhee.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/onhee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=8822"}],"version-history":[{"count":0,"href":"https:\/\/onhee.com\/index.php?rest_route=\/wp\/v2\/posts\/8822\/revisions"}],"wp:attachment":[{"href":"https:\/\/onhee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=8822"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/onhee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=8822"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/onhee.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=8822"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}