{"id":16494,"date":"2026-10-02T15:08:28","date_gmt":"2026-10-02T15:08:28","guid":{"rendered":"https:\/\/www.lifescienceart.com\/?p=16494"},"modified":"2026-10-02T15:08:28","modified_gmt":"2026-10-02T15:08:28","slug":"chirality-of-life-building-blocks","status":"publish","type":"post","link":"https:\/\/www.lifescienceart.com\/vi\/science\/biology\/chirality-of-life-building-blocks\/","title":{"rendered":"The Handedness of Life: Exploring the Mystery of Homochirality"},"content":{"rendered":"

\u0110\u1ed9 \u0110\u1ec7: T\u00ednh Tay \u0110\u1ea3o C\u1ee7a C\u00e1c Th\u00e0nh Ph\u1ea7n X\u00e2y D\u1ef1ng S\u1ef1 S\u1ed1ng<\/h2>\n\n

\u0110\u1ed9 \u0110\u1ec7 L\u00e0 G\u00ec?<\/h2>\n\n

\u0110\u1ed9 \u0111\u1ec7 \u0111\u1ec1 c\u1eadp \u0111\u1ebfn t\u00ednh tay \u0111\u1ea3o c\u1ee7a c\u00e1c ph\u00e2n t\u1eed, ngh\u0129a l\u00e0 ch\u00fang c\u00f3 th\u1ec3 t\u1ed3n t\u1ea1i \u1edf hai d\u1ea1ng ph\u1ea3n chi\u1ebfu nhau. Gi\u1ed1ng nh\u01b0 tay ph\u1ea3i v\u00e0 tay tr\u00e1i c\u1ee7a b\u1ea1n l\u00e0 h\u00ecnh \u1ea3nh ph\u1ea3n chi\u1ebfu, c\u00e1c ph\u00e2n t\u1eed chiral c\u00f3 c\u00e1c phi\u00ean b\u1ea3n \u201ctay tr\u00e1i\u201d v\u00e0 \u201ctay ph\u1ea3i\u201d.<\/p>\n\n

\u0110\u1ed9 \u0110\u1ec7 \u0110\u1ed3ng Nh\u1ea5t Trong S\u1ef1 S\u1ed1ng Tr\u00ean Tr\u00e1i \u0110\u1ea5t<\/h2>\n\n

\u0110\u00e1ng ch\u00fa \u00fd, t\u1ea5t c\u1ea3 c\u00e1c axit amin v\u00e0 \u0111\u01b0\u1eddng t\u1ea1o n\u00ean s\u1ef1 s\u1ed1ng tr\u00ean Tr\u00e1i \u0110\u1ea5t \u0111\u1ec1u \u0111\u1ed3ng nh\u1ea5t v\u1ec1 \u0111\u1ed9 \u0111\u1ec7, t\u1ee9c l\u00e0 ch\u00fang ch\u1ec9 t\u1ed3n t\u1ea1i \u1edf m\u1ed9t d\u1ea1ng tay duy nh\u1ea5t. Axit amin l\u00e0 tay tr\u00e1i, trong khi \u0111\u01b0\u1eddng l\u00e0 tay ph\u1ea3i. Hi\u1ec7n t\u01b0\u1ee3ng n\u00e0y \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 \u0111\u1ed9 \u0111\u1ec7 \u0111\u1ed3ng nh\u1ea5t.<\/p>\n\n

Ngu\u1ed3n G\u1ed1c C\u1ee7a \u0110\u1ed9 \u0110\u1ec7 \u0110\u1ed3ng Nh\u1ea5t<\/h2>\n\n

Ngu\u1ed3n g\u1ed1c c\u1ee7a \u0111\u1ed9 \u0111\u1ec7 \u0111\u1ed3ng nh\u1ea5t v\u1eabn l\u00e0 m\u1ed9t b\u00ed \u1ea9n. M\u1ed9t gi\u1ea3 thuy\u1ebft cho r\u1eb1ng \u00e1nh s\u00e1ng ph\u00e2n c\u1ef1c trong kh\u00f4ng gian c\u00f3 th\u1ec3 \u0111\u00e3 ph\u00e1 h\u1ee7y c\u00e1c axit amin tay ph\u1ea3i, d\u1eabn \u0111\u1ebfn d\u01b0 th\u1eeba c\u00e1c axit amin tay tr\u00e1i. M\u1ed9t l\u00fd thuy\u1ebft kh\u00e1c cho r\u1eb1ng c\u00e1c ph\u1ea3n \u1ee9ng ho\u00e1 h\u1ecdc tr\u00ean Tr\u00e1i \u0110\u1ea5t s\u01a1 khai c\u00f3 th\u1ec3 \u0111\u00e3 khu\u1ebfch \u0111\u1ea1i s\u1ef1 d\u01b0 th\u1eeba n\u00e0y.<\/p>\n\n

\u0110\u1ed9 \u0110\u1ec7 \u0110\u1ed3ng Nh\u1ea5t C\u00f3 C\u1ea7n Thi\u1ebft Cho S\u1ef1 S\u1ed1ng Kh\u00f4ng?<\/h2>\n\n

M\u1eb7c d\u00f9 \u0111\u1ed9 \u0111\u1ec7 \u0111\u1ed3ng nh\u1ea5t l\u00e0 m\u1ed9t \u0111\u1eb7c tr\u01b0ng c\u1ee7a s\u1ef1 s\u1ed1ng tr\u00ean Tr\u00e1i \u0110\u1ea5t, nh\u01b0ng v\u1eabn ch\u01b0a r\u00f5 n\u00f3 c\u00f3 th\u1ef1c s\u1ef1 c\u1ea7n thi\u1ebft cho s\u1ef1 s\u1ed1ng n\u00f3i chung hay kh\u00f4ng. M\u1ed9t s\u1ed1 nh\u00e0 khoa h\u1ecdc tin r\u1eb1ng s\u1ef1 s\u1ed1ng c\u00f3 th\u1ec3 t\u1ed3n t\u1ea1i b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng c\u1ea3 c\u00e1c kh\u1ed1i x\u00e2y d\u1ef1ng tay tr\u00e1i v\u00e0 tay ph\u1ea3i. Tuy nhi\u00ean, \u0111\u00e2y v\u1eabn l\u00e0 m\u1ed9t ch\u1ee7 \u0111\u1ec1 \u0111ang \u0111\u01b0\u1ee3c nghi\u00ean c\u1ee9u.<\/p>\n\n

\u0110\u1ed9 \u0110\u1ec7 Trong Kh\u00f4ng Gian Gi\u1eefa C\u00e1c Ng\u00f4i Sao<\/h2>\n\n

C\u00e1c ph\u00e2n t\u1eed chiral \u0111\u00e3 \u0111\u01b0\u1ee3c ph\u00e1t hi\u1ec7n trong kh\u00f4ng gian gi\u1eefa c\u00e1c ng\u00f4i sao, cho th\u1ea5y hi\u1ec7n t\u01b0\u1ee3ng n\u00e0y c\u00f3 th\u1ec3 ph\u1ed5 bi\u1ebfn trong v\u0169 tr\u1ee5. C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u \u0111ang \u0111i\u1ec1u tra li\u1ec7u c\u00f3 s\u1ef1 d\u01b0 th\u1eeba c\u1ee7a m\u1ed9t d\u1ea1ng tay n\u00e0o \u0111\u00f3 trong nh\u1eefng ph\u00e2n t\u1eed n\u00e0y kh\u00f4ng.<\/p>\n\n

Sinh V\u1eadt C\u00f3 Th\u1ec3 S\u1eed D\u1ee5ng C\u1ea3 Hai D\u1ea1ng Tay?<\/h2>\n\n

Kh\u1ea3 n\u0103ng sinh v\u1eadt s\u1eed d\u1ee5ng c\u1ea3 c\u00e1c kh\u1ed1i x\u00e2y d\u1ef1ng tay tr\u00e1i v\u00e0 tay ph\u1ea3i v\u1eabn l\u00e0 m\u1ed9t c\u00e2u h\u1ecfi m\u1edf. M\u1ed9t s\u1ed1 lo\u1ea1i vi khu\u1ea9n tr\u00ean Tr\u00e1i \u0110\u1ea5t c\u00f3 kh\u1ea3 n\u0103ng chuy\u1ec3n \u0111\u1ed5i axit amin tay ph\u1ea3i th\u00e0nh axit amin tay tr\u00e1i, nh\u01b0ng ch\u01b0a bi\u1ebft \u0111\u00e2y c\u00f3 ph\u1ea3i l\u00e0 kh\u1ea3 n\u0103ng ph\u1ed5 bi\u1ebfn hay kh\u00f4ng.<\/p>\n\n

T\u0103ng C\u01b0\u1eddng D\u01b0 Th\u1eeba Tay<\/h2>\n\n

C\u00e1c nh\u00e0 khoa h\u1ecdc \u0111\u00e3 \u0111\u1ea1t \u0111\u01b0\u1ee3c ti\u1ebfn b\u1ed9 trong vi\u1ec7c t\u0103ng c\u01b0\u1eddng d\u01b0 th\u1eeba m\u1ed9t d\u1ea1ng tay trong c\u00e1c ph\u1ea3n \u1ee9ng ho\u00e1 h\u1ecdc. Tuy nhi\u00ean, h\u1ecd v\u1eabn c\u00f2n xa m\u1edbi c\u00f3 th\u1ec3 hi\u1ec3u h\u1ebft t\u1ea5t c\u1ea3 c\u00e1c qu\u00e1 tr\u00ecnh ho\u00e1 h\u1ecdc c\u00f3 th\u1ec3 \u0111\u00e3 g\u00f3p ph\u1ea7n t\u1ea1o n\u00ean \u0111\u1ed9 \u0111\u1ec7 \u0111\u1ed3ng nh\u1ea5t tr\u00ean Tr\u00e1i \u0110\u1ea5t s\u01a1 khai.<\/p>\n\n

Nghi\u00ean C\u1ee9u Li\u00ean T\u1ee5c<\/h2>\n\n

C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u ti\u1ebfp t\u1ee5c kh\u00e1m ph\u00e1 nh\u1eefng b\u00ed \u1ea9n c\u1ee7a \u0111\u1ed9 \u0111\u1ec7 v\u00e0 \u0111\u1ed9 \u0111\u1ec7 \u0111\u1ed3ng nh\u1ea5t. B\u1eb1ng c\u00e1ch nghi\u00ean c\u1ee9u c\u00e1c ph\u00e2n t\u1eed gi\u1eefa c\u00e1c ng\u00f4i sao, t\u00ecm hi\u1ec3u c\u00e1c ph\u1ea3n \u1ee9ng ho\u00e1 h\u1ecdc v\u00e0 ph\u00e1t tri\u1ec3n c\u00f4ng ngh\u1ec7 m\u1edbi, c\u00e1c nh\u00e0 khoa h\u1ecdc hy v\u1ecdng s\u1ebd l\u00e0m s\u00e1ng t\u1ecf ngu\u1ed3n g\u1ed1c v\u00e0 t\u1ea7m quan tr\u1ecdng c\u1ee7a t\u00ednh ch\u1ea5t c\u01a1 b\u1ea3n n\u00e0y \u0111\u1ed1i v\u1edbi s\u1ef1 s\u1ed1ng.<\/p>","protected":false},"excerpt":{"rendered":"

\u0110\u1ed9 \u0110\u1ec7: T\u00ednh Tay \u0110\u1ea3o C\u1ee7a C\u00e1c Th\u00e0nh Ph\u1ea7n X\u00e2y D\u1ef1ng S\u1ef1 S\u1ed1ng \u0110\u1ed9 \u0110\u1ec7 L\u00e0 G\u00ec? \u0110\u1ed9 \u0111\u1ec7 \u0111\u1ec1 c\u1eadp \u0111\u1ebfn t\u00ednh tay \u0111\u1ea3o c\u1ee7a c\u00e1c ph\u00e2n t\u1eed, ngh\u0129a…<\/p>\n","protected":false},"author":2,"featured_media":25592,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[288],"tags":[670,21833,18135,18553,21834,99,667,1216],"class_list":["post-16494","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-biology","tag-amino-acids","tag-chirality","tag-sugars","tag-handedness","tag-homochirality","tag-lifescienceart","tag-origins-of-life","tag-astrobiology"],"_links":{"self":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/16494","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\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/comments?post=16494"}],"version-history":[{"count":2,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/16494\/revisions"}],"predecessor-version":[{"id":25593,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/16494\/revisions\/25593"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/media\/25592"}],"wp:attachment":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/media?parent=16494"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/categories?post=16494"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/tags?post=16494"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}