{"id":5005291,"date":"2005-11-22T21:05:28","date_gmt":"2005-11-22T20:05:28","guid":{"rendered":"https:\/\/criticalbiomass.blog.hu\/2005\/11\/22\/elmergesedok"},"modified":"2005-11-22T21:05:28","modified_gmt":"2005-11-22T20:05:28","slug":"elmergesedok","status":"publish","type":"post","link":"https:\/\/criticalbiomass.hu\/?p=5005291","title":{"rendered":"Elm\u00e9rgesed\u0151k"},"content":{"rendered":"<p>Az egyik legismertebb amerikai tudom\u00e1nyos \u00fajs\u00e1g\u00edr\u00f3, Carl Zimmer <a href=\"http:\/\/www.corante.com\/loom\/archives\/2005\/11\/21\/which_came_first_the_snake_or_the_venom.php\">\u00edr a blogj\u00e1ban<\/a>  az ausztr\u00e1l <a href=\"http:\/\/www.venomdoc.com\/\">Brian G. Fry<\/a> legut\u00f3bbi kutat\u00e1s\u00e1r\u00f3l, ami m\u00falt h\u00e9ten ker\u00fclt fel a <i>Nature<\/i><br \/>\nhonlapj\u00e1ra [1]. Fry k\u00fcl\u00f6nb\u00f6z\u0151 h\u00fcll\u0151k m\u00e9rgeit tanulm\u00e1nyozza \u00e9s ez<br \/>\nalapj\u00e1n jutott a felismer\u00e9sre, hogy a m\u00e9reg kiv\u00e1laszt\u00e1s a k\u00edgy\u00f3k<br \/>\nmegjelen\u00e9se el\u00f6tt megl\u00e9v\u0151 h\u00fcll\u0151-tulajdons\u00e1g, amely ennek megfelel\u0151en<br \/>\na k\u00edgy\u00f3k testv\u00e9r csoportjaiban is jelen van (mint azt a mell\u00e9kelt \u00e1bra<br \/>\nis mutatja). (A k\u00edgy\u00f3k m\u00e9rgek ter\u00fclet\u00e9n mutatott kreativit\u00e1sa azonban<br \/>\n\u00edgy sem lebecs\u00fclend\u0151, hiszen a <i>Serpentes<\/i> \u00e1g kb. 17 m\u00e1shol nem tal\u00e1lhat\u00f3 m\u00e9regfajta b\u00fcszke tulajdonos\u00e1nak mondhatja mag\u00e1t.)\n<\/p>\n<p><img src=\"http:\/\/www.corante.com\/loom\/img\/Fry%20lizard%20tree.jpg\" width=\"650\"><\/p>\n<p>Ami\u00e9rt m\u00e9g szint\u00e9n \u00e9rdemes a fenti \u00e1br\u00e1n egy kicsit elm\u00e9l\u00e1zni, az az, hogy a <i>Varanidae<\/i><br \/>\ncsoportba beletartoznak a komod\u00f3i s\u00e1rk\u00e1nyok. A n\u00e9pi (\u00e9s nemcsak)<br \/>\nb\u00f6lcsess\u00e9g m\u00e1rpedig azt tartotta ezekr\u0151l, hogy harap\u00e1suk az\u00e9rt<br \/>\nvesz\u00e9lyes, mert er\u0151s bakteri\u00e1lis fert\u0151z\u00e9st okoz, ami hal\u00e1los lehet.<br \/>\n(Nem tudom ki\u0171zni a fejemb\u0151l Koestler &#8220;A vakv\u00e9letlen gy\u00f6kerei&#8221;-t, mert<br \/>\n\u00e9pp szombaton az <a href=\"http:\/\/www.amnh.org\/\">American Museum of Natural History (AMNH)<\/a> h\u00fcll\u0151 term\u00e9ben lev\u0151 kit\u00f6m\u00f6tt \u00f3ri\u00e1sgy\u00edkok el\u0151tt elm\u00e9lkedt\u00fcnk <b>kineto<\/b> kolleg\u00e1val arr\u00f3l, hogy egy ilyen megharap \u00e9s j\u00f6n a szepszis&#8230; ;-)) Mint az <a href=\"http:\/\/aetiology.blogspot.com\/2005\/11\/of-dragons-and-microbes.html\">Aetiology<\/a><br \/>\nbloggere r\u00e1mutat, a cikk alapj\u00e1n nem ilyen egy\u00e9rtelm\u0171 a helyzet, hiszen<br \/>\na var\u00e1nuszoknak is van m\u00e9rge. S val\u00f3ban, Fry a cikkben maga is utal r\u00e1,<br \/>\nhogy a komod\u00f3i s\u00e1rk\u00e1ny harap\u00e1sa perceken ebl\u00fcl has\u00edt\u00f3 f\u00e1jdalmat, er\u0151s<br \/>\nduzzad\u00e1st, v\u00e9ralvad\u00e1sbeli zavarokat \u00e9s sz\u00e9d\u00fcl\u00e9st okoz, amelyek nem<br \/>\nbakteri\u00e1lis fert\u0151z\u00e9sre (ennyi id\u0151 arra nem is el\u00e9g), hanem akt\u00edv m\u00e9regre<br \/>\nutalnak. <\/p>\n<hr>\n<p><font size=\"1\"><br \/>\n[1]  <b>Fry BG, Vidal N, Norman JA, Vonk FJ, Scheib H,<br \/>\nRamjan SF, Kuruppu S, Fung K, Blair Hedges S, Richardson MK, Hodgson<br \/>\nWC, Ignjatovic V, Summerhayes R, Kochva E.<\/b> (2005) Early evolution of the venom system in lizards and snakes. <i>Nature<\/i> 2005 Nov 16; [Epub ahead of print]<br \/>\n<\/font><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Az egyik legismertebb amerikai tudom\u00e1nyos \u00fajs\u00e1g\u00edr\u00f3, Carl Zimmer \u00edr a blogj\u00e1ban az ausztr\u00e1l Brian G. Fry legut\u00f3bbi kutat\u00e1s\u00e1r\u00f3l, ami m\u00falt h\u00e9ten ker\u00fclt fel a Nature honlapj\u00e1ra [1]. Fry k\u00fcl\u00f6nb\u00f6z\u0151 h\u00fcll\u0151k m\u00e9rgeit tanulm\u00e1nyozza \u00e9s ez alapj\u00e1n jutott a felismer\u00e9sre, hogy a &hellip; <a href=\"https:\/\/criticalbiomass.hu\/?p=5005291\">Egy kattint\u00e1s ide a folytat\u00e1shoz&#8230;. <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[1],"tags":[],"_links":{"self":[{"href":"https:\/\/criticalbiomass.hu\/index.php?rest_route=\/wp\/v2\/posts\/5005291"}],"collection":[{"href":"https:\/\/criticalbiomass.hu\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/criticalbiomass.hu\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/criticalbiomass.hu\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/criticalbiomass.hu\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=5005291"}],"version-history":[{"count":0,"href":"https:\/\/criticalbiomass.hu\/index.php?rest_route=\/wp\/v2\/posts\/5005291\/revisions"}],"wp:attachment":[{"href":"https:\/\/criticalbiomass.hu\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=5005291"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/criticalbiomass.hu\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=5005291"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/criticalbiomass.hu\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=5005291"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}