{"id":548,"date":"2015-01-16T12:55:00","date_gmt":"2015-01-16T11:55:00","guid":{"rendered":"https:\/\/kids.esa.int\/astronauts_catch_a_dragon\/"},"modified":"2026-10-08T00:29:30","modified_gmt":"2026-10-07T22:29:30","slug":"astronauts_catch_a_dragon","status":"publish","type":"post","link":"https:\/\/kids.esa.int\/hu\/astronauts_catch_a_dragon\/","title":{"rendered":"Az \u0171rhaj\u00f3sok elkapnak egy s\u00e1rk\u00e1nyt"},"content":{"rendered":"<div class=\"lede\">\n<p>A h\u00e9t elej\u00e9n Samantha Cristoforetti \u00e9s Butch Wilmore \u0171rhaj\u00f3sok befogt\u00e1k a Dragon \u0171rhaj\u00f3t, amikor az friss ell\u00e1tm\u00e1nyt \u00e9s \u00faj k\u00eds\u00e9rleteket sz\u00e1ll\u00edtva meg\u00e9rkezett a Nemzetk\u00f6zi \u0170r\u00e1llom\u00e1sra a hat \u0171rhaj\u00f3s sz\u00e1m\u00e1ra.<\/p>\n<\/div>\n<p>A k\u00e9t \u0171rhaj\u00f3s az \u0171r\u00e1llom\u00e1s k\u00fclsej\u00e9hez r\u00f6gz\u00edtett hatalmas robotkart haszn\u00e1lta az \u0171rhaj\u00f3 befog\u00e1s\u00e1ra \u00e9s a hely\u00e9n tart\u00e1s\u00e1ra, mik\u00f6zben a rakom\u00e1nyt kirakt\u00e1k.<\/p>\n<p>A Dragon \u00e1ltal sz\u00e1ll\u00edtott anyagok t\u00f6bbs\u00e9g\u00e9ben az \u0171rhaj\u00f3sok \u00e1ltal v\u00e9gzend\u0151 \u00faj k\u00eds\u00e9rletekhez sz\u00fcks\u00e9ges alapanyagok voltak, k\u00f6zt\u00fck gy\u00fcm\u00f6lcsmolyokb\u00f3l, laposf\u00e9rgekb\u0151l, kagyl\u00f3kb\u00f3l, s\u0151t emberekb\u0151l is kivett apr\u00f3 sejtek.<\/p>\n<p>Az els\u0151k k\u00f6z\u00f6tt egy olyan k\u00eds\u00e9rletet raktak ki, amely az \u0171rhaj\u00f3sok gyors reag\u00e1l\u00e1s\u00e1t ig\u00e9nyli. Amikor az ember az \u0171rben tart\u00f3zkodik, immunrendszere (vagyis a test\u00fcnknek az a r\u00e9sze, amely megv\u00e9d minket a betegs\u00e9gekt\u0151l) nem m\u0171k\u00f6dik olyan hat\u00e9konyan, mint a F\u00f6ld\u00f6n. Hogy jobban meg\u00e9rts\u00fck ennek okait, a kutat\u00f3k emberi immunsejteket k\u00fcldtek a Dragon fed\u00e9lzet\u00e9re.<\/p>\n<figure class=\"wp-block-image size-large\" data-width=\"1024\" data-credit=\"ESA\" data-detail-url=\"https:\/\/www.esa.int\/ESA_Multimedia\/Images\/2015\/01\/Dragon_approaching_ISS\" 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\/2015\/01\/dragon_approaching_iss\/17890429-2-eng-GB\/Dragon_approaching_ISS.jpg\" alt=\"Dragon approaching ISS\"><figcaption>A Dragon az ISS fel\u00e9 k\u00f6zeledik<\/figcaption><\/figure>\n<p>Ezeket a sejteket friss emberi v\u00e9rb\u0151l nyert\u00e9k ki, \u00e9s a v\u00e9rb\u0151l kiv\u00e9ve csup\u00e1n 120 \u00f3r\u00e1n \u00e1t maradnak \u00e9letben! Ez azt jelenti, hogy az \u0171rhaj\u00f3soknak nagyon gyorsan kell dolgozniuk, hogy id\u0151ben befejezz\u00e9k a k\u00eds\u00e9rleteiket. A Dragonon t\u00f6lt\u00f6tt k\u00e9tnapos rep\u00fcl\u00e9s ut\u00e1n a sejteket a lehet\u0151 leghamarabb inkub\u00e1torba kellett helyezni. A k\u00f6vetkez\u0151 l\u00e9p\u00e9s a sejtek term\u00e9szetes betegs\u00e9gellenes reakci\u00f3inak kiv\u00e1lt\u00e1sa. Ezut\u00e1n a sejteket lefagyasztj\u00e1k, hogy k\u00e9szen \u00e1lljanak a F\u00f6ldre val\u00f3 visszak\u00fcld\u00e9sre tov\u00e1bbi elemz\u00e9s c\u00e9lj\u00e1b\u00f3l.<\/p>\n<p>Az \u0171rhaj\u00f3sok emellett mesters\u00e9ges fert\u0151z\u00e9st is el\u0151id\u00e9znek majd, hogy aktiv\u00e1lj\u00e1k a m\u00e1s \u00e9l\u0151l\u00e9nyekb\u0151l \u2013 t\u00f6bbek k\u00f6z\u00f6tt patk\u00e1nyokb\u00f3l \u00e9s kagyl\u00f3kb\u00f3l \u2013 kivett immunsejteket. Ezut\u00e1n megvizsg\u00e1lj\u00e1k, hogyan viselkednek ezek a sejtek s\u00falytalans\u00e1gban, a F\u00f6ld\u00f6n uralkod\u00f3 norm\u00e1l gravit\u00e1ci\u00f3ban, valamint az \u0171rben mesters\u00e9gesen l\u00e9trehozott gravit\u00e1ci\u00f3ban.<\/p>\n<p>Ezzel azt szeretn\u00e9k kider\u00edteni, hogy az \u0171rben tapasztalhat\u00f3 immunrendszer-lassul\u00e1s oka a csek\u00e9ly gravit\u00e1ci\u00f3, a vesz\u00e9lyes kozmikus sug\u00e1rz\u00e1s hat\u00e1sa \u2013 vagy ak\u00e1r a kett\u0151 egy\u00fcttes hat\u00e1sa!<\/p>\n<p><b>\u00c9rdekes t\u00e9ny:<\/b> A Dragon \u0171rhaj\u00f3 val\u00f3ban \u201ct\u00fczet ok\u00e1d\u201d a 18 hajt\u00f3m\u0171v\u00e9b\u0151l, amelyekkel ir\u00e1ny\u00edtj\u00e1k!<\/p>","protected":false},"excerpt":{"rendered":"<p>Earlier this week, astronauts Samantha Cristoforetti and Butch Wilmore captured the Dragon spacecraft as it arrived at the International Space Station carrying fresh supplies and new experiments for the six [&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\/2015\/01\/butch_and_samantha\/18246365-2-eng-GB\/Butch_and_Samantha.jpg","esa_banner_description":"Butch and Samantha","esa_banner_credit":"ESA","esa_banner_licence":"ESA Standard Licence","esa_banner_detail_url":"https:\/\/www.esa.int\/ESA_Multimedia\/Images\/2015\/01\/Butch_and_Samantha","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":[26],"tags":[],"panel":[],"language":[],"age":[],"duration":[],"resource_type":[],"audience":[],"wf_post_folders":[],"class_list":["post-548","post","type-post","status-publish","format-standard","hentry","category-news"],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/posts\/548","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/comments?post=548"}],"version-history":[{"count":4,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/posts\/548\/revisions"}],"predecessor-version":[{"id":4542,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/posts\/548\/revisions\/4542"}],"wp:attachment":[{"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/media?parent=548"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/categories?post=548"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/tags?post=548"},{"taxonomy":"panel","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/panel?post=548"},{"taxonomy":"language","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/language?post=548"},{"taxonomy":"age","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/age?post=548"},{"taxonomy":"duration","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/duration?post=548"},{"taxonomy":"resource_type","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/resource_type?post=548"},{"taxonomy":"audience","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/audience?post=548"},{"taxonomy":"wf_post_folders","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/wf_post_folders?post=548"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}