{"id":272,"date":"2024-02-20T10:02:34","date_gmt":"2024-02-20T10:02:34","guid":{"rendered":"https:\/\/www.lifescienceart.com\/?p=272"},"modified":"2024-02-20T10:02:34","modified_gmt":"2024-02-20T10:02:34","slug":"animal-fluorescence-glowing-phenomenon","status":"publish","type":"post","link":"https:\/\/www.lifescienceart.com\/cs\/science\/biology\/animal-fluorescence-glowing-phenomenon\/","title":{"rendered":"Zv\u00ed\u0159ec\u00ed fluorescence: Sv\u011bt\u00e9lkuj\u00edc\u00ed tajemstv\u00ed p\u0159\u00edrody"},"content":{"rendered":"<h2 class=\"wp-block-heading\">Zv\u00ed\u0159ec\u00ed fluorescence: Sv\u011bt\u00e9lkuj\u00edc\u00ed jev<\/h2>\n\n<p>Fluorescence je fascinuj\u00edc\u00ed p\u0159\u00edrodn\u00ed jev, p\u0159i kter\u00e9m ur\u010dit\u00e9 l\u00e1tky vyza\u0159uj\u00ed sv\u011btlo po absorpci ultrafialov\u00e9ho (UV) z\u00e1\u0159en\u00ed. Tato schopnost nen\u00ed omezena pouze na \u017eivo\u010di\u0161nou \u0159\u00ed\u0161i, ale nach\u00e1z\u00ed se tak\u00e9 u miner\u00e1l\u016f a zkamen\u011blin.<\/p>\n\n<h3 class=\"wp-block-heading\">Zv\u00ed\u0159ec\u00ed fluorescence<\/h3>\n\n<p>Mnoho zv\u00ed\u0159at m\u00e1 schopnost fluoreskovat, v\u010detn\u011b:<\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong>Pt\u00e1ci:<\/strong> Papuchalci, alkouni chocholat\u00ed a dal\u0161\u00ed mo\u0159\u0161t\u00ed pt\u00e1ci maj\u00ed fluoreskuj\u00edc\u00ed zob\u00e1ky.<\/li>\n<li><strong>Hmyz:<\/strong> \u0160t\u00ed\u0159i, stra\u0161ilky, stono\u017eky a kobylky v\u0161ichni fluoreskuj\u00ed d\u00edky sv\u00e9 nejsvrchn\u011bj\u0161\u00ed vrstv\u011b.<\/li>\n<li><strong>\u010clenovci:<\/strong> Mnoho \u010dlenovc\u016f, v\u010detn\u011b kor\u00fd\u0161\u016f a ostnoko\u017ec\u016f, tak\u00e9 fluoreskuje.<\/li>\n<li><strong>\u017d\u00e1by:<\/strong> Jihoamerick\u00e1 te\u010dkovan\u00e1 stromov\u00e1 \u017e\u00e1ba je prvn\u00ed zn\u00e1m\u00e1 \u017e\u00e1ba, kter\u00e1 p\u0159irozen\u011b fluoreskuje.<\/li>\n<\/ul>\n\n<h3 class=\"wp-block-heading\">\u00da\u010del zv\u00ed\u0159ec\u00ed fluorescence<\/h3>\n\n<p>\u00da\u010del zv\u00ed\u0159ec\u00ed fluorescence nen\u00ed zcela pochopen, ale v\u011bdci navrhli n\u011bkolik mo\u017en\u00fdch vysv\u011btlen\u00ed:<\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong>No\u010dn\u00ed vid\u011bn\u00ed:<\/strong> Fluorescence by mohla pomoci zv\u00ed\u0159at\u016fm vid\u011bt ve tm\u011b p\u0159em\u011bnou UV sv\u011btla z m\u011bs\u00edce a hv\u011bzd na viditeln\u00e9 sv\u011btlo.<\/li>\n<li><strong>Komunikace:<\/strong> Fluorescence by mohla b\u00fdt pou\u017eita ke komunikaci mezi zv\u00ed\u0159aty, nap\u0159\u00edklad k p\u0159il\u00e1k\u00e1n\u00ed partner\u016f nebo odrazen\u00ed pred\u00e1tor\u016f.<\/li>\n<li><strong>Maskov\u00e1n\u00ed:<\/strong> Fluorescence by mohla pomoci zv\u00ed\u0159at\u016fm maskovat se t\u00edm, \u017ee by odpov\u00eddala vlnov\u00e9 d\u00e9lce sv\u011btla vyza\u0159ovan\u00e9ho jejich okol\u00edm.<\/li>\n<\/ul>\n\n<h3 class=\"wp-block-heading\">Jak funguje zv\u00ed\u0159ec\u00ed fluorescence?<\/h3>\n\n<p>Zv\u00ed\u0159ec\u00ed fluorescence je zp\u016fsobena absorpc\u00ed UV sv\u011btla ur\u010dit\u00fdmi molekulami v t\u011ble zv\u00ed\u0159ete. Tyto molekuly pak emituj\u00ed sv\u011btlo p\u0159i del\u0161\u00ed vlnov\u00e9 d\u00e9lce, kter\u00e1 je viditeln\u00e1 lidsk\u00fdm okem.<\/p>\n\n<p>V p\u0159\u00edpad\u011b papuchalk\u016f je fluorescence zp\u016fsobena l\u00e1tkou v povlaku h\u0159eben\u016f zob\u00e1ku. Tato l\u00e1tka pohlcuje UV sv\u011btlo a znovu je vyza\u0159uje jako z\u00e1\u0159i.<\/p>\n\n<h3 class=\"wp-block-heading\">Dal\u0161\u00ed fluoreskuj\u00edc\u00ed l\u00e1tky<\/h3>\n\n<p>Krom\u011b zv\u00ed\u0159at m\u016f\u017ee fluoreskovat tak\u00e9 mnoho dal\u0161\u00edch l\u00e1tek, v\u010detn\u011b:<\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong>Miner\u00e1ly:<\/strong> Mnoho miner\u00e1l\u016f, jako je kalcit a fluorit, fluoreskuje pod UV sv\u011btlem.<\/li>\n<li><strong>Fosilie:<\/strong> Zkamen\u011bl\u00fd organick\u00fd materi\u00e1l m\u016f\u017ee fluoreskovat, pokud byl nahrazen miner\u00e1lem apatitem.<\/li>\n<\/ul>\n\n<h3 class=\"wp-block-heading\">Aplikace zv\u00ed\u0159ec\u00ed fluorescence<\/h3>\n\n<p>V\u011bdci studuj\u00ed zv\u00ed\u0159ec\u00ed fluorescenci, aby se dozv\u011bd\u011bli v\u00edce o evoluci a chov\u00e1n\u00ed r\u016fzn\u00fdch druh\u016f. Fluorescenci lze tak\u00e9 pou\u017e\u00edt pro praktick\u00e9 aplikace, jako nap\u0159\u00edklad:<\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong>L\u00e9ka\u0159sk\u00e9 zobrazov\u00e1n\u00ed:<\/strong> Fluorescence se pou\u017e\u00edv\u00e1 v technik\u00e1ch l\u00e9ka\u0159sk\u00e9ho zobrazov\u00e1n\u00ed k vizualizaci pr\u016ftoku krve a dal\u0161\u00edch biologick\u00fdch proces\u016f.<\/li>\n<li><strong>Kriminalistika:<\/strong> Fluorescence lze pou\u017e\u00edt k detekci krvav\u00fdch skvrn a dal\u0161\u00edch d\u016fkaz\u016f na m\u00edstech \u010dinu.<\/li>\n<li><strong>Gemologie:<\/strong> Fluorescence se pou\u017e\u00edv\u00e1 k identifikaci a t\u0159\u00edd\u011bn\u00ed drahokam\u016f.<\/li>\n<\/ul>\n\n<h3 class=\"wp-block-heading\">Prob\u00edhaj\u00edc\u00ed v\u00fdzkum fluorescence zob\u00e1k\u016f papuchalk\u016f<\/h3>\n\n<p>V\u00fdzkumn\u00edci st\u00e1le studuj\u00ed jev fluorescence zob\u00e1k\u016f papuchalk\u016f. Pracuj\u00ed na zji\u0161t\u011bn\u00ed:<\/p>\n\n<ul class=\"wp-block-list\">\n<li>P\u0159esn\u00e9 l\u00e1tky, kter\u00e1 zp\u016fsobuje fluorescenci<\/li>\n<li>\u00da\u010delu fluorescence<\/li>\n<li>Zda se fluorescence vyskytuje u v\u0161ech druh\u016f papuchalk\u016f<\/li>\n<\/ul>\n\n<p>V\u011bdci tak\u00e9 prov\u00e1d\u011bj\u00ed experimenty, aby otestovali \u00fa\u010dinky UV z\u00e1\u0159en\u00ed na o\u010di papuchalk\u016f. Vyvinuli speci\u00e1ln\u00ed slune\u010dn\u00ed br\u00fdle pro papuchalky, aby ochr\u00e1nili jejich o\u010di p\u0159ed po\u0161kozen\u00edm.<\/p>\n\n<h2 class=\"wp-block-heading\">Z\u00e1v\u011br<\/h2>\n\n<p>Zv\u00ed\u0159ec\u00ed fluorescence je fascinuj\u00edc\u00ed a slo\u017eit\u00fd jev, kter\u00fd st\u00e1le studuj\u00ed v\u011bdci. Tato schopnost emitovat sv\u011btlo m\u00e1 d\u016fle\u017eit\u00e9 d\u016fsledky pro evoluci, chov\u00e1n\u00ed a komunikaci r\u016fzn\u00fdch druh\u016f. Jak v\u00fdzkum pokra\u010duje, dozv\u00edme se v\u00edce o mnoha zp\u016fsobech, jak\u00fdmi zv\u00ed\u0159ata vyu\u017e\u00edvaj\u00ed fluorescenci ve sv\u016fj prosp\u011bch.<\/p>","protected":false},"excerpt":{"rendered":"<p>Zv\u00ed\u0159ec\u00ed fluorescence: Sv\u011bt\u00e9lkuj\u00edc\u00ed jev Fluorescence je fascinuj\u00edc\u00ed p\u0159\u00edrodn\u00ed jev, p\u0159i kter\u00e9m ur\u010dit\u00e9 l\u00e1tky vyza\u0159uj\u00ed sv\u011btlo po absorpci ultrafialov\u00e9ho (UV) z\u00e1\u0159en\u00ed. Tato schopnost nen\u00ed omezena pouze na \u017eivo\u010di\u0161nou \u0159\u00ed\u0161i, ale nach\u00e1z\u00ed&hellip;<\/p>\n","protected":false},"author":6,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[288],"tags":[739,740,742,136,239,745,743,502,202,679,671,744,252,97,741],"class_list":["post-272","post","type-post","status-publish","format-standard","hentry","category-biology","tag-animal-fluorescence","tag-biology","tag-behavior","tag-evolution","tag-fossils","tag-gemology","tag-camouflage","tag-communication","tag-forensic-science","tag-medical-imaging","tag-minerals","tag-night-vision","tag-nature","tag-science","tag-zoology"],"_links":{"self":[{"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/posts\/272","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/users\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/comments?post=272"}],"version-history":[{"count":1,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/posts\/272\/revisions"}],"predecessor-version":[{"id":273,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/posts\/272\/revisions\/273"}],"wp:attachment":[{"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/media?parent=272"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/categories?post=272"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/tags?post=272"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}