{"id":12544,"date":"2021-01-22T20:26:35","date_gmt":"2021-01-22T20:26:35","guid":{"rendered":"https:\/\/www.lifescienceart.com\/?p=12544"},"modified":"2021-01-22T20:26:35","modified_gmt":"2021-01-22T20:26:35","slug":"saving-coral-through-cryopreservation","status":"publish","type":"post","link":"https:\/\/www.lifescienceart.com\/cs\/science\/marine-science\/saving-coral-through-cryopreservation\/","title":{"rendered":"Z\u00e1chrana kor\u00e1l\u016f: Kryogenn\u00ed z\u00e1chrann\u00e9 lano"},"content":{"rendered":"

Z\u00e1chrana kor\u00e1l\u016f: Kryogenn\u00ed z\u00e1chrann\u00e9 lano<\/h2>\n\n

Krize ochrany p\u0159\u00edrody<\/h2>\n\n

Kor\u00e1lov\u00e9 \u00fatesy, \u017eiv\u00e9 podvodn\u00ed ekosyst\u00e9my pln\u00e9 \u017eivota, \u010del\u00ed neb\u00fdval\u00e9 hrozb\u011b. Rostouc\u00ed teploty oce\u00e1n\u016f, zne\u010di\u0161t\u011bn\u00ed a nadm\u011brn\u00fd rybolov zdecimovaly populace kor\u00e1l\u016f po cel\u00e9m sv\u011bt\u011b, p\u0159i\u010dem\u017e t\u00e9m\u011b\u0159 t\u0159etina je nyn\u00ed na pokraji vyhynut\u00ed.<\/p>\n\n

Kryokonzervov\u00e1n\u00ed: Paprsek nad\u011bje<\/h2>\n\n

Na sc\u00e9nu p\u0159ich\u00e1z\u00ed Mary Hagedorn, mo\u0159sk\u00e1 biolo\u017eka, kter\u00e1 se v\u011bnuje ochran\u011b t\u011bchto k\u0159ehk\u00fdch ekosyst\u00e9m\u016f. Inspirov\u00e1na sv\u00fdm \u00fasp\u011bchem v kryokonzervaci embry\u00ed ryb vyvinula inovativn\u00ed techniky zmrazov\u00e1n\u00ed a uchov\u00e1v\u00e1n\u00ed spermi\u00ed kor\u00e1l\u016f a embryon\u00e1ln\u00edch bun\u011bk. Tyto “spermabanky” slou\u017e\u00ed jako pojistka proti dal\u0161\u00edm ztr\u00e1t\u00e1m kor\u00e1l\u016f.<\/p>\n\n

Banky spermi\u00ed kor\u00e1l\u016f: Genetick\u00e1 z\u00e1chrann\u00e1 s\u00ed\u0165<\/h2>\n\n

Hagedorniny banky spermi\u00ed kor\u00e1l\u016f jsou z\u00e1sadn\u00edm \u00falo\u017ei\u0161t\u011bm genetick\u00e9 rozmanitosti. Sb\u011brem spermi\u00ed od r\u016fzn\u00fdch jedinc\u016f zaji\u0161\u0165uje, \u017ee budouc\u00ed generace kor\u00e1l\u016f budou m\u00edt \u0161ir\u0161\u00ed genofond, ze kter\u00e9ho budou moci \u010derpat. Tato rozmanitost je rozhoduj\u00edc\u00ed pro udr\u017een\u00ed zdrav\u00fdch a odoln\u00fdch populac\u00ed.<\/p>\n\n

Kryokonzervov\u00e1n\u00ed embryon\u00e1ln\u00edch bun\u011bk: Slib do budoucna<\/h2>\n\n

Hagedorn rovn\u011b\u017e pr\u016fkopni\u010d\u00ed v kryokonzervaci embryon\u00e1ln\u00edch bun\u011bk kor\u00e1l\u016f. Oplodn\u011bn\u00edm \u010derstv\u00fdch vaj\u00ed\u010dek \u010derstv\u00fdmi spermiemi a zmrazen\u00edm vznikl\u00fdch embry\u00ed si klade za c\u00edl vytvo\u0159it z\u00e1sobn\u00edk kmenov\u00fdch bun\u011bk kor\u00e1l\u016f. V budoucnu by tyto bu\u0148ky mohly b\u00fdt p\u0159im\u011bty k v\u00fdvoji nov\u00fdch kor\u00e1lov\u00fdch koloni\u00ed, co\u017e by nab\u00eddlo potenci\u00e1ln\u00ed \u0159e\u0161en\u00ed pro \u00fasil\u00ed o obnovu kor\u00e1l\u016f.<\/p>\n\n

Roz\u0161\u00ed\u0159en\u00ed kor\u00e1lov\u00e9 bun\u011b\u010dn\u00e9 archy<\/h2>\n\n

Hagedorn roz\u0161i\u0159uje sv\u00e9 kryokonzervovan\u00e9 \u00fasil\u00ed za hranice Havaje a zahrnuje ohro\u017een\u00e9 druhy kor\u00e1l\u016f z Velk\u00e9ho bari\u00e9rov\u00e9ho \u00fatesu, Belize a Cura\u00e7ao. Uchov\u00e1n\u00edm spermi\u00ed a embryon\u00e1ln\u00edch bun\u011bk z r\u016fzn\u00fdch populac\u00ed kor\u00e1l\u016f douf\u00e1, \u017ee zachov\u00e1 co nejv\u00edce genetick\u00e9ho materi\u00e1lu.<\/p>\n\n

Partnerstv\u00ed pro ochranu kor\u00e1l\u016f<\/h2>\n\n

Hagedornina pr\u00e1ce se neomezuje pouze na laborato\u0159. Spolupracuje s v\u011bdci z cel\u00e9ho sv\u011bta na zdokonalov\u00e1n\u00ed technik kryokonzervov\u00e1n\u00ed a zav\u00e1d\u011bn\u00ed projekt\u016f obnovy kor\u00e1l\u016f. Tato partnerstv\u00ed jsou nezbytn\u00e1 pro zaji\u0161t\u011bn\u00ed dlouhodob\u00e9 \u017eivotaschopnosti kor\u00e1lov\u00fdch ekosyst\u00e9m\u016f.<\/p>\n\n

Obnova kor\u00e1l\u016f nad r\u00e1mec kryokonzervov\u00e1n\u00ed<\/h2>\n\n

A\u010dkoli je kryokonzervov\u00e1n\u00ed cenn\u00fdm n\u00e1strojem, je t\u0159eba jej doplnit \u00fasil\u00edm o zlep\u0161en\u00ed zdrav\u00ed divok\u00fdch populac\u00ed kor\u00e1l\u016f. Hagedorn prosazuje sni\u017eov\u00e1n\u00ed zne\u010di\u0161t\u011bn\u00ed, \u0159\u00edzen\u00ed nadm\u011brn\u00e9ho rybolovu a zav\u00e1d\u011bn\u00ed strategi\u00ed zm\u00edr\u0148ov\u00e1n\u00ed zm\u011bny klimatu, aby vytvo\u0159ila udr\u017eiteln\u011bj\u0161\u00ed prost\u0159ed\u00ed pro kor\u00e1ly.<\/p>\n\n

S\u00edla v\u00e1\u0161n\u011b a vytrvalosti<\/h2>\n\n

Hagedornina neochv\u011bjn\u00e1 v\u00e1\u0161e\u0148 pro ochranu kor\u00e1l\u016f inspirovala mnoho koleg\u016f a student\u016f. Jej\u00ed pr\u016fkopnick\u00e1 pr\u00e1ce je p\u0159\u00edkladem d\u016fle\u017eitosti vytrvalosti a odhodl\u00e1n\u00ed tv\u00e1\u0159\u00ed v tv\u00e1\u0159 environment\u00e1ln\u00edm v\u00fdzv\u00e1m.<\/p>\n\n

Na\u0161e odpov\u011bdnost v\u016f\u010di \u00fates\u016fm<\/h2>\n\n

Hagedorn v\u011b\u0159\u00ed, \u017ee ka\u017ed\u00fd m\u00e1 svou \u00falohu v ochran\u011b kor\u00e1lov\u00fdch \u00fates\u016f. Zvy\u0161ov\u00e1n\u00edm pov\u011bdom\u00ed, sni\u017eov\u00e1n\u00edm na\u0161\u00ed uhl\u00edkov\u00e9 stopy a podporou ochran\u00e1\u0159sk\u00fdch snah m\u016f\u017eeme pomoci zajistit, \u017ee tyto d\u016fle\u017eit\u00e9 ekosyst\u00e9my budou prosperovat i pro budouc\u00ed generace.<\/p>","protected":false},"excerpt":{"rendered":"

Z\u00e1chrana kor\u00e1l\u016f: Kryogenn\u00ed z\u00e1chrann\u00e9 lano Krize ochrany p\u0159\u00edrody Kor\u00e1lov\u00e9 \u00fatesy, \u017eiv\u00e9 podvodn\u00ed ekosyst\u00e9my pln\u00e9 \u017eivota, \u010del\u00ed neb\u00fdval\u00e9 hrozb\u011b. Rostouc\u00ed teploty oce\u00e1n\u016f, zne\u010di\u0161t\u011bn\u00ed a nadm\u011brn\u00fd rybolov zdecimovaly populace kor\u00e1l\u016f po cel\u00e9m…<\/p>\n","protected":false},"author":6,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1300],"tags":[16943,16944,361,5546,264,16945],"class_list":["post-12544","post","type-post","status-publish","format-standard","hentry","category-marine-science","tag-cryobiology","tag-embryonic-cell-cryopreservation","tag-marine-biology","tag-coral-conservation","tag-ocean-conservation","tag-sperm-banks"],"_links":{"self":[{"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/posts\/12544","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=12544"}],"version-history":[{"count":1,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/posts\/12544\/revisions"}],"predecessor-version":[{"id":12545,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/posts\/12544\/revisions\/12545"}],"wp:attachment":[{"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/media?parent=12544"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/categories?post=12544"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/tags?post=12544"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}