{"id":713,"date":"2012-07-11T07:56:00","date_gmt":"2012-07-11T05:56:00","guid":{"rendered":"https:\/\/kids.esa.int\/the_wonder_of_weightless_worms\/"},"modified":"2026-10-08T00:31:27","modified_gmt":"2026-10-07T22:31:27","slug":"the_wonder_of_weightless_worms","status":"publish","type":"post","link":"https:\/\/kids.esa.int\/ro\/the_wonder_of_weightless_worms\/","title":{"rendered":"Minunea viermilor \u00een imponderabilitate"},"content":{"rendered":"<div class=\"lede\">\n<p>Multe creaturi diferite au \u00eenso\u021bit astronau\u021bii \u00een spa\u021biu. La fel ca oamenii, majoritatea dintre ele au dificult\u0103\u021bi \u00een a se adapta la imponderabilitate. O excep\u021bie o constituie un vierme micu\u021b, cunoscut sub numele de C. elegans, care pare s\u0103 se descurce mai bine \u00een orbit\u0103 dec\u00e2t pe P\u0103m\u00e2nt.<\/p>\n<\/div>\n<p>C\u00e2nd astronautul ESA Andr\u00e9 Kuipers a plecat pentru prima dat\u0103 c\u0103tre Sta\u021bia Spa\u021bial\u0103 Interna\u021bional\u0103 (ISS) \u00een 2004, C. elegans a fost ales s\u0103-l \u00eenso\u021beasc\u0103. Viermii microscopici au fost selecta\u021bi deoarece au fost prima form\u0103 de via\u021b\u0103 complex\u0103 ale c\u0103rei gene (elementele constitutive ale celulelor corpului lor) au fost cartografiate \u00een \u00eentregime.<\/p>\n<p>Ulterior, oamenii de \u0219tiin\u021b\u0103 au descoperit c\u0103 \u0219apte dintre genele viermilor erau mai pu\u021bin active \u00een spa\u021biu. \u00cen mod surprinz\u0103tor, viermii p\u0103reau s\u0103 func\u021bioneze mai bine f\u0103r\u0103 ele. Rezultatele au sugerat c\u0103 mu\u0219chii lor se adaptau la condi\u021biile din spa\u021biu. Ar putea zborul spa\u021bial s\u0103 \u00eencetineasc\u0103 procesul de \u00eemb\u0103tr\u00e2nire muscular\u0103?<\/p>\n<figure class=\"wp-block-image size-natural\" data-width=\"397\" data-credit=\"Wormatlas\" data-detail-url=\"https:\/\/www.esa.int\/ESA_Multimedia\/Images\/2004\/02\/I_C._elegans_I\" data-licence=\"ESA Standard Licence\" data-licence-url=\"https:\/\/www.esa.int\/ESA_Multimedia\/Terms_and_conditions_of_use_of_images_and_videos_available_on_the_esa_website\"><img decoding=\"async\" loading=\"lazy\" style=\"max-width:100%;height:auto\" src=\"https:\/\/www.esa.int\/var\/esa\/storage\/images\/esa_multimedia\/images\/2004\/02\/i_c._elegans_i\/17904194-2-eng-GB\/I_C._elegans_I.jpg\" alt=\"I&gt;C. elegans\/I&gt;\"><figcaption><i>C. elegans<\/i><\/figcaption><\/figure>\n<p>Experimentele de laborator au confirmat c\u0103 \u0219i al\u021bi viermi crescu\u021bi f\u0103r\u0103 cele \u0219apte gene au avut o via\u021b\u0103 mai lung\u0103 \u0219i mai s\u0103n\u0103toas\u0103. Av\u00e2nd \u00een vedere c\u0103 oamenii au aproximativ 55% din genele lor \u00een comun cu C. elegans, urm\u0103torul pas a fost acela de a afla cum reac\u021bioneaz\u0103 mu\u0219chii umani la zborul spa\u021bial.<\/p>\n<p>\u00cen timpul celei de-a doua misiuni pe ISS, care s-a \u00eencheiat la 1 iulie, Andr\u00e9 a transportat mai mul\u021bi viermi pentru un studiu de urm\u0103rire. Dar de data aceasta a fost studiat \u0219i astronautul \u00eensu\u0219i. \u00cenainte de \u00eenceperea misiunii, i s-a prelevat o mic\u0103 bucat\u0103 de mu\u0219chi de la unul dintre picioare, care a fost p\u0103strat\u0103 pentru analiz\u0103. Oamenii de \u0219tiin\u021b\u0103 sunt acum ner\u0103bd\u0103tori s\u0103 afle cum se compar\u0103 aceast\u0103 prob\u0103 cu mu\u0219chii care au petrecut \u0219ase luni \u00een imponderabilitate. Totu\u0219i, spre deosebire de viermi, lui Andr\u00e9 i se acord\u0103 c\u00e2teva s\u0103pt\u0103m\u00e2ni pentru a-\u0219i reveni dup\u0103 c\u0103l\u0103toria obositoare \u00eenainte ca mu\u0219chii s\u0103i s\u0103 fie examina\u021bi la microscop.<\/p>","protected":false},"excerpt":{"rendered":"<p>Many different creatures have joined astronauts in space. Like people, most of them find it hard to adapt to weightlessness. One exception is a tiny worm, known as C. elegans, [&hellip;]<\/p>\n","protected":false},"author":5,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"esa_banner_image":"https:\/\/www.esa.int\/var\/esa\/storage\/images\/esa_multimedia\/images\/2012\/07\/nematode_worm2\/17911232-2-eng-GB\/Nematode_worm.gif","esa_banner_description":"Nematode worm","esa_banner_credit":"Creative Commons ShareAlike license\u2013B. Goldstein","esa_banner_licence":"ESA Standard Licence","esa_banner_detail_url":"https:\/\/www.esa.int\/ESA_Multimedia\/Images\/2012\/07\/Nematode_worm2","esa_external_url":"","esa_external_new_window":false,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_post_was_ever_published":true},"categories":[10,13,63],"tags":[],"panel":[],"language":[],"age":[],"duration":[],"resource_type":[],"audience":[],"wf_post_folders":[],"class_list":["post-713","post","type-post","status-publish","format-standard","hentry","category-learn","category-life-in-space","category-living-in-space"],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/posts\/713","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/comments?post=713"}],"version-history":[{"count":4,"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/posts\/713\/revisions"}],"predecessor-version":[{"id":4643,"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/posts\/713\/revisions\/4643"}],"wp:attachment":[{"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/media?parent=713"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/categories?post=713"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/tags?post=713"},{"taxonomy":"panel","embeddable":true,"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/panel?post=713"},{"taxonomy":"language","embeddable":true,"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/language?post=713"},{"taxonomy":"age","embeddable":true,"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/age?post=713"},{"taxonomy":"duration","embeddable":true,"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/duration?post=713"},{"taxonomy":"resource_type","embeddable":true,"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/resource_type?post=713"},{"taxonomy":"audience","embeddable":true,"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/audience?post=713"},{"taxonomy":"wf_post_folders","embeddable":true,"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/wf_post_folders?post=713"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}