Trong khi kh\u00e1m ph\u00e1 m\u1ed9t khu r\u1eebng \u1edf mi\u1ec1n B\u1eafc Vi\u1ec7t Nam, nh\u00e0 khoa h\u1ecdc Bernd Sch\u00f6llhorn \u0111\u00e3 t\u00ecnh c\u1edd b\u1eaft g\u1eb7p m\u1ed9t c\u1ea3nh t\u01b0\u1ee3ng kh\u00e1c th\u01b0\u1eddng: m\u1ed9t qu\u1ea3 c\u1ea7u m\u00e0u xanh l\u00e1 c\u00e2y r\u1ef1c r\u1ee1 ph\u00e1t s\u00e1ng gi\u1eefa nh\u1eefng t\u00e1n l\u00e1. Chi\u1ebfu \u0111\u00e8n LED tia c\u1ef1c t\u00edm (UV) \u0111\u1ec3 t\u00ecm ki\u1ebfm c\u00e1c lo\u00e0i c\u00f4n tr\u00f9ng hu\u1ef3nh quang, ban \u0111\u1ea7u Sch\u00f6llhorn \u0111\u00e3 nh\u1ea7m qu\u1ea3 c\u1ea7u \u0111\u00f3 v\u1edbi \u0111\u00e8n pin c\u1ee7a m\u1ed9t nh\u00e0 khoa h\u1ecdc kh\u00e1c. Khi quan s\u00e1t k\u1ef9 h\u01a1n, \u00f4ng nh\u1eadn ra \u0111\u00f3 l\u00e0 t\u1ed5 ong gi\u1ea5y d\u1ea1ng t\u1ed5 m\u1edf, ph\u00e1t ra \u00e1nh s\u00e1ng m\u00e0u xanh l\u00e1 c\u00e2y huy\u1ec1n \u1ea3o.<\/p>\n\n
D\u01b0\u1edbi \u00e1nh s\u00e1ng ban ng\u00e0y, t\u1ed5 ong gi\u1ea5y tr\u00f4ng gi\u1ed1ng nh\u01b0 nh\u1eefng c\u1ea5u tr\u00fac m\u00e0u tr\u1eafng ho\u1eb7c v\u00e0ng nh\u1ea1t. Tuy nhi\u00ean, khi \u0111\u01b0\u1ee3c chi\u1ebfu s\u00e1ng b\u1eb1ng \u0111\u00e8n UV, ch\u00fang bi\u1ebfn th\u00e0nh nh\u1eefng ng\u1ecdn \u0111\u00e8n hi\u1ec7u ph\u00e1t s\u00e1ng. Hi\u1ec7n t\u01b0\u1ee3ng hu\u1ef3nh quang b\u1eaft ngu\u1ed3n t\u1eeb c\u00e1c s\u1ee3i t\u01a1 bao ph\u1ee7 c\u00e1c \u00f4 l\u1ee5c gi\u00e1c c\u1ee7a t\u1ed5. Nh\u1eefng s\u1ee3i t\u01a1 n\u00e0y h\u1ea5p th\u1ee5 tia UV v\u00e0 ph\u00e1t l\u1ea1i \u1edf b\u01b0\u1edbc s\u00f3ng d\u00e0i h\u01a1n, t\u1ea1o ra \u00e1nh s\u00e1ng m\u00e0u xanh l\u00e1 c\u00e2y \u0111\u1eb7c tr\u01b0ng.<\/p>\n\n
Sch\u00f6llhorn v\u00e0 nh\u00f3m c\u1ee7a \u00f4ng \u0111\u00e3 th\u1eed nghi\u1ec7m t\u1ed5 c\u1ee7a s\u00e1u lo\u00e0i ong gi\u1ea5y kh\u00e1c nhau t\u1eeb Vi\u1ec7t Nam, Ph\u00e1p v\u00e0 Guiana thu\u1ed9c Ph\u00e1p d\u01b0\u1edbi \u00e1nh s\u00e1ng tia c\u1ef1c t\u00edm. \u0110\u00e1ng ch\u00fa \u00fd l\u00e0 m\u1ecdi t\u1ed5 \u0111\u1ec1u bi\u1ec3u hi\u1ec7n t\u00ednh hu\u1ef3nh quang, trong \u0111\u00f3 c\u00e1c t\u1ed5 t\u1eeb Vi\u1ec7t Nam ph\u00e1t s\u00e1ng m\u00e0u xanh l\u00e1 c\u00e2y, c\u00f2n c\u00e1c t\u1ed5 t\u1eeb nh\u1eefng khu v\u1ef1c kh\u00e1c ph\u00e1t ra \u00e1nh s\u00e1ng m\u00e0u xanh lam. \u00c1nh s\u00e1ng \u0111\u1eb7c bi\u1ec7t m\u1ea1nh, v\u1edbi c\u00e1c ph\u1ea7n t\u1ed5 gi\u1ea5y tr\u1ea7n c\u00f3 th\u1ec3 nh\u00ecn th\u1ea5y t\u1eeb kho\u1ea3ng c\u00e1ch l\u00ean t\u1edbi 60 feet.<\/p>\n\n
T\u00ednh hu\u1ef3nh quang trong t\u1ed5 ong gi\u1ea5y l\u00e0 m\u1ed9t kh\u00e1m ph\u00e1 t\u01b0\u01a1ng \u0111\u1ed1i m\u1edbi v\u00e0 m\u1ee5c \u0111\u00edch c\u1ee7a n\u00f3 v\u1eabn ch\u01b0a \u0111\u01b0\u1ee3c bi\u1ebft r\u00f5. C\u00e1c nh\u00e0 khoa h\u1ecdc suy \u0111o\u00e1n r\u1eb1ng \u00e1nh s\u00e1ng m\u00e0u xanh l\u00e1 c\u00e2y c\u00f3 th\u1ec3 \u0111\u00f3ng vai tr\u00f2 l\u00e0 t\u00edn hi\u1ec7u th\u1ecb gi\u00e1c gi\u00fap ong t\u00ecm th\u1ea5y t\u1ed5 c\u1ee7a m\u00ecnh. Ho\u1eb7c c\u00e1c n\u1eafp t\u01a1 c\u00f3 th\u1ec3 \u0111\u00f3ng vai tr\u00f2 nh\u01b0 m\u1ed9t t\u1ea5m che n\u1eafng, b\u1ea3o v\u1ec7 ong non kh\u1ecfi b\u1ee9c x\u1ea1 UV c\u00f3 h\u1ea1i trong qu\u00e1 tr\u00ecnh bi\u1ebfn th\u00e1i.<\/p>\n\n
Kh\u00e1m ph\u00e1 v\u1ec1 t\u01a1 hu\u1ef3nh quang trong t\u1ed5 ong gi\u1ea5y \u0111\u00e3 t\u1ea1o n\u00ean s\u1ef1 ph\u1ea5n kh\u1edfi trong gi\u1edbi nghi\u00ean c\u1ee9u. C\u00e1c h\u1ee3p ch\u1ea5t h\u00f3a h\u1ecdc t\u1ea1o ra \u00e1nh s\u00e1ng c\u00f3 th\u1ec3 c\u00f3 c\u00e1c \u1ee9ng d\u1ee5ng ti\u1ec1m n\u0103ng trong nghi\u00ean c\u1ee9u y sinh h\u1ecdc. V\u00ed d\u1ee5, ch\u00fang c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 ph\u00e1t tri\u1ec3n c\u00e1c k\u1ef9 thu\u1eadt h\u00ecnh \u1ea3nh m\u1edbi ho\u1eb7c c\u00e1c h\u1ec7 th\u1ed1ng ph\u00e2n ph\u1ed1i thu\u1ed1c c\u00f3 m\u1ee5c ti\u00eau.<\/p>\n\n
S\u1ef1 ph\u00e1t quang sinh h\u1ecdc, t\u1ee9c l\u00e0 ph\u00e1t ra \u00e1nh s\u00e1ng c\u1ee7a c\u00e1c sinh v\u1eadt s\u1ed1ng, kh\u00f4ng ch\u1ec9 gi\u1edbi h\u1ea1n \u1edf ong gi\u1ea5y. Ng\u01b0\u1eddi ta \u0111\u00e3 quan s\u00e1t th\u1ea5y hi\u1ec7n t\u01b0\u1ee3ng n\u00e0y \u1edf nhi\u1ec1u lo\u00e0i kh\u00e1c nhau, bao g\u1ed3m k\u1ef3 gi\u00f4ng, \u1ebfch, san h\u00f4, th\u00fa m\u1ecf v\u1ecbt, g\u1ea5u t\u00fai v\u00e0 s\u00f3c bay. Nh\u1eefng sinh v\u1eadt n\u00e0y h\u1ea5p th\u1ee5 \u00e1nh s\u00e1ng v\u00e0 sau \u0111\u00f3 ph\u00e1t l\u1ea1i \u1edf m\u1ed9t b\u01b0\u1edbc s\u00f3ng kh\u00e1c, t\u1ea1o ra m\u1ed9t lo\u1ea1t m\u00e0u s\u1eafc k\u1ef3 th\u00fa.<\/p>\n\n
Kh\u00e1m ph\u00e1 v\u1ec1 t\u00ednh hu\u1ef3nh quang trong t\u1ed5 ong gi\u1ea5y \u0111\u00e3 m\u1edf ra nh\u1eefng h\u01b0\u1edbng nghi\u00ean c\u1ee9u m\u1edbi. C\u00e1c nh\u00e0 khoa h\u1ecdc r\u1ea5t mu\u1ed1n l\u00e0m s\u00e1ng t\u1ecf c\u00e1c c\u01a1 ch\u1ebf h\u00f3a h\u1ecdc \u0111\u1eb1ng sau \u00e1nh s\u00e1ng v\u00e0 kh\u00e1m ph\u00e1 c\u00e1c \u1ee9ng d\u1ee5ng ti\u1ec1m n\u0103ng v\u1ec1 m\u1eb7t sinh th\u00e1i v\u00e0 y sinh c\u1ee7a n\u00f3. C\u00e1c nghi\u00ean c\u1ee9u trong t\u01b0\u01a1ng lai s\u1ebd l\u00e0m s\u00e1ng t\u1ecf ngu\u1ed3n g\u1ed1c ti\u1ebfn h\u00f3a c\u1ee7a hi\u1ec7n t\u01b0\u1ee3ng h\u1ea5p d\u1eabn n\u00e0y v\u00e0 t\u1ea7m quan tr\u1ecdng c\u1ee7a n\u00f3 trong th\u1ebf gi\u1edbi t\u1ef1 nhi\u00ean.<\/p>","protected":false},"excerpt":{"rendered":"
T\u1ed5 ong gi\u1ea5y ph\u00e1t s\u00e1ng m\u00e0u xanh l\u00e1 c\u00e2y d\u01b0\u1edbi \u00e1nh s\u00e1ng tia c\u1ef1c t\u00edm: M\u1ed9t hi\u1ec7n t\u01b0\u1ee3ng hu\u1ef3nh quang Kh\u00e1m ph\u00e1 v\u00e0 quan s\u00e1t Trong khi kh\u00e1m ph\u00e1 m\u1ed9t…<\/p>\n","protected":false},"author":6,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[288],"tags":[17260,17262,17264,17263,4201,7383,17266,8877,17261,17265,14084],"class_list":["post-12775","post","type-post","status-publish","format-standard","hentry","category-biology","tag-ultraviolet-light","tag-green-glow","tag-larvae","tag-metamorphosis","tag-biofluorescence","tag-fluorescence","tag-biomedical-research","tag-paper-wasps","tag-silk-fibers","tag-sunshade","tag-wasp-nests"],"_links":{"self":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/12775","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/users\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/comments?post=12775"}],"version-history":[{"count":1,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/12775\/revisions"}],"predecessor-version":[{"id":12776,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/12775\/revisions\/12776"}],"wp:attachment":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/media?parent=12775"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/categories?post=12775"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/tags?post=12775"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}