{"id":600,"date":"2021-01-08T10:09:04","date_gmt":"2021-01-08T01:09:04","guid":{"rendered":"https:\/\/heimat-ltd.com\/vn\/?p=600"},"modified":"2021-01-08T10:09:04","modified_gmt":"2021-01-08T01:09:04","slug":"proteoglycans","status":"publish","type":"post","link":"https:\/\/heimat-ltd.com\/vn\/resources\/proteoglycans.html","title":{"rendered":"Proteoglycans"},"content":{"rendered":"<br>V\u1ec1 m\u1eb7t sinh h\u00f3a Proteoglycan \u0111\u01b0\u1ee3c m\u00f4 t\u1ea3 nh\u01b0 m\u1ed9t h\u1ecd c\u00e1c \u0111\u1ea1i ph\u00e2n t\u1eed ph\u1ee9c t\u1ea1p bao g\u1ed3m m\u1ed9t protein l\u00f5i v\u1edbi c\u00e1c chu\u1ed7i glycosaminoglycan \u0111\u01b0\u1ee3c g\u1eafn c\u1ed9ng h\u00f3a tr\u1ecb. V\u1ec1 ch\u1ee9c n\u0103ng c\u1ee7a ch\u00fang \u0111\u1ed1i v\u1edbi s\u1ee9c kh\u1ecfe, proteoglycan l\u00e0 m\u1ed9t ph\u1ea7n c\u1ee7a m\u00f4 li\u00ean k\u1ebft t\u1ea1o th\u00e0nh c\u00e1c kh\u1edbp c\u1ee7a c\u01a1 th\u1ec3. M\u00f4 li\u00ean k\u1ebft trong kh\u1edbp l\u00e0 s\u1ee5n \u0111\u01b0\u1ee3c t\u1ea1o th\u00e0nh t\u1eeb collagens v\u00e0 proteoglycan.<\/br>\r\n\r\n<br>M\u00f4 li\u00ean k\u1ebft kh\u1edbp ph\u1ea3i ch\u1ecbu hai h\u00ecnh th\u1ee9c tho\u00e1i h\u00f3a, m\u1ed9t l\u00e0 hao m\u00f2n b\u00ecnh th\u01b0\u1eddng khi s\u1eed d\u1ee5ng kh\u1edbp th\u01b0\u1eddng xuy\u00ean v\u00e0 hai l\u00e0 qu\u00e1 tr\u00ecnh ph\u00e2n h\u1ee7y trao \u0111\u1ed5i ch\u1ea5t t\u1ef1 nhi\u00ean di\u1ec5n ra \u1edf t\u1ea5t c\u1ea3 c\u00e1c t\u1ebf b\u00e0o trong c\u01a1 th\u1ec3. Trong tr\u01b0\u1eddng h\u1ee3p c\u1ee7a qu\u00e1 tr\u00ecnh trao \u0111\u1ed5i ch\u1ea5t t\u1ef1 nhi\u00ean, s\u1ef1 ph\u00e2n h\u1ee7y c\u1ee7a m\u00f4 kh\u1edbp \u0111\u01b0\u1ee3c c\u00e2n b\u1eb1ng b\u1edfi qu\u00e1 tr\u00ecnh x\u00e2y d\u1ef1ng l\u1ea1i, do \u0111\u00f3 duy tr\u00ec m\u1ed9t l\u1edbp \u0111\u1ec7m kh\u1ecfe m\u1ea1nh c\u1ee7a s\u1ee5n ng\u0103n c\u00e1ch c\u00e1c b\u1ec1 m\u1eb7t c\u1ee7a x\u01b0\u01a1ng t\u01b0\u01a1ng \u1ee9ng. \u1ede tu\u1ed5i thanh ni\u00ean v\u00e0 \u0111\u1ea7u tu\u1ed5i trung ni\u00ean, s\u1ee5n kh\u1edbp c\u00f3 th\u1ec3 h\u1ea5p th\u1ee5 s\u1ef1 hao m\u00f2n b\u00ecnh th\u01b0\u1eddng m\u00e0 kh\u00f4ng b\u1ecb h\u01b0 h\u1ea1i \u0111\u00e1ng k\u1ec3. Tuy nhi\u00ean, sau \u0111\u1ed9 tu\u1ed5i t\u1eeb 50 \u0111\u1ebfn 60 tu\u1ed5i, s\u1ef1 hao m\u00f2n v\u00e0 tho\u00e1i h\u00f3a trao \u0111\u1ed5i ch\u1ea5t v\u01b0\u1ee3t qu\u00e1 c\u00e1c ch\u1ee9c n\u0103ng t\u00e1i t\u1ea1o d\u1eabn \u0111\u1ebfn suy gi\u1ea3m t\u00ednh to\u00e0n v\u1eb9n c\u1ee7a s\u1ee5n. N\u1ebfu kh\u00f4ng \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t, \u0111i\u1ec1u n\u00e0y cu\u1ed1i c\u00f9ng d\u1eabn \u0111\u1ebfn s\u1ef1 ph\u00e2n h\u1ee7y ho\u00e0n to\u00e0n c\u1ee7a s\u1ee5n trong kh\u1edbp, kh\u00f4ng c\u00f3 \u0111\u1ec7m gi\u1eefa c\u00e1c x\u01b0\u01a1ng v\u00e0 b\u1ecb h\u1ea1n ch\u1ebf, c\u1eed \u0111\u1ed9ng \u0111au \u0111\u1edbn. Tuy nhi\u00ean, b\u1eb1ng c\u00e1ch l\u00e0m ch\u1eadm c\u00e1c qu\u00e1 tr\u00ecnh tho\u00e1i h\u00f3a n\u00e0y v\u00e0 ti\u00eau th\u1ee5 proteoglycan s\u1ebd gi\u00fap duy tr\u00ec c\u1ea5u tr\u00fac s\u1ee5n kh\u1edbp c\u1ee7a c\u01a1 th\u1ec3, do \u0111\u00f3 ch\u1ed1ng l\u1ea1i c\u00e1c t\u00e1c \u0111\u1ed9ng l\u00e3o h\u00f3a \u1edf kh\u1edbp.<\/br>\r\n\r\n<br>L\u00e3o h\u00f3a da l\u00e0 m\u1ed9t l\u0129nh v\u1ef1c kh\u00e1c trong \u0111\u00f3 proteoglycan c\u00f3 th\u1ec3 gi\u00fap tr\u00ec ho\u00e3n v\u00e0 ch\u1ed1ng l\u1ea1i c\u00e1c t\u00e1c \u0111\u1ed9ng nh\u01b0 gi\u1ea3m hydrat h\u00f3a, t\u0103ng ban \u0111\u1ecf v\u00e0 ti\u1ebfp x\u00fac l\u00e2u d\u00e0i v\u1edbi t\u00e1c h\u1ea1i c\u1ee7a b\u1ee9c x\u1ea1 tia c\u1ef1c t\u00edm. M\u1ed9t v\u00ed d\u1ee5 l\u00e0 t\u00e1c d\u1ee5ng ch\u1ed1ng l\u00e3o h\u00f3a da \u0111\u00e3 \u0111\u01b0\u1ee3c nghi\u00ean c\u1ee9u khi s\u1eed d\u1ee5ng proteoglycan t\u1eeb s\u1ee5n m\u0169i c\u00e1 h\u1ed3i. Ph\u00e2n t\u00edch sinh l\u00fd v\u00e0 m\u00f4 h\u1ecdc c\u1ee7a da ch\u1ec9 ra r\u1eb1ng proteoglycan n\u00e0y \u1ee9c ch\u1ebf l\u00e3o h\u00f3a da do tia UVB g\u00e2y ra. Ng\u01b0\u1eddi ta cho r\u1eb1ng proteoglycan ho\u1ea1t \u0111\u1ed9ng tr\u00ean kh\u1ea3 n\u0103ng mi\u1ec5n d\u1ecbch c\u1ee7a \u0111\u01b0\u1eddng ru\u1ed9t v\u00e0 c\u1ea3i thi\u1ec7n s\u1ee9c kh\u1ecfe l\u00e0n da b\u1eb1ng c\u00e1ch \u1ee9c ch\u1ebf c\u00e1c cytokine g\u00e2y vi\u00eam (t\u00e1c nh\u00e2n g\u00e2y ra) do chi\u1ebfu tia UVB.<\/br>\r\n\r\n<br><strong>Ngu\u1ed3n tham kh\u1ea3o:<\/strong><\/br>\r\n<br>Kakizaki I; Tatara Y; Majima M; Kato Y; Endo M. Identification of proteoglycan from salmon nasal cartilage. Arch Biochem Biophys. Feb 1,2011, 506(1):58-65.<\/br>\r\n\r\n<br>Kashiwakura I; Takahashi K; Takagaki K. Application of proteoglycan extracted from the nasal cartilage of salmon heads for ex vivo expansion of hematopoietic progenitor cells derived from human umbilical cord blood. Glycoconj J. 2007 Jul,24(4-5):251-258.<\/br>\r\n\r\n<br>Goto M; Yamazaki S; Kato Y; Yamamoto K; Katagata Y. Anti-aging effects of high molecular weight proteoglycan from salmon nasal cartilage in hairless mice. Int J Mol Med. 2012 May,29(5):761-768.<\/br>","protected":false},"excerpt":{"rendered":"V\u1ec1 m\u1eb7t sinh h\u00f3a Proteoglycan \u0111\u01b0\u1ee3c m\u00f4 t\u1ea3 nh\u01b0 m\u1ed9t h\u1ecd c\u00e1c \u0111\u1ea1i ph\u00e2n t\u1eed ph\u1ee9c t\u1ea1p bao g\u1ed3m m\u1ed9t protein l\u00f5i v\u1edbi c\u00e1c chu\u1ed7i glycosaminoglycan \u0111\u01b0\u1ee3c g\u1eafn c\u1ed9ng h\u00f3a tr\u1ecb. V\u1ec1 ch\u1ee9c n\u0103ng c\u1ee7a ch\u00fang \u0111\u1ed1i v\u1edbi s\u1ee9c kh\u1ecfe, proteoglycan l\u00e0 m\u1ed9t ph\u1ea7n c\u1ee7a m\u00f4 li\u00ean k\u1ebft t\u1ea1o th\u00e0nh c\u00e1c kh\u1edbp c\u1ee7a c\u01a1 th\u1ec3. M\u00f4 li\u00ean k\u1ebft trong kh\u1edbp l\u00e0 s\u1ee5n \u0111\u01b0\u1ee3c t\u1ea1o th\u00e0nh t\u1eeb collagens v\u00e0 proteoglycan. M\u00f4 li\u00ean k\u1ebft kh\u1edbp ph\u1ea3i ch\u1ecbu hai h\u00ecnh th\u1ee9c tho\u00e1i h\u00f3a, m\u1ed9t l\u00e0 hao m\u00f2n b\u00ecnh th\u01b0\u1eddng khi s\u1eed d\u1ee5ng kh\u1edbp th\u01b0\u1eddng xuy\u00ean v\u00e0 hai l\u00e0 qu\u00e1 tr\u00ecnh ph\u00e2n h\u1ee7y trao \u0111\u1ed5i ch\u1ea5t t\u1ef1 nhi\u00ean di\u1ec5n ra \u1edf t\u1ea5t c\u1ea3 c\u00e1c [&hellip;]","protected":false},"author":1,"featured_media":563,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[9],"tags":[],"acf":[],"_links":{"self":[{"href":"https:\/\/heimat-ltd.com\/vn\/wp-json\/wp\/v2\/posts\/600"}],"collection":[{"href":"https:\/\/heimat-ltd.com\/vn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/heimat-ltd.com\/vn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/heimat-ltd.com\/vn\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/heimat-ltd.com\/vn\/wp-json\/wp\/v2\/comments?post=600"}],"version-history":[{"count":1,"href":"https:\/\/heimat-ltd.com\/vn\/wp-json\/wp\/v2\/posts\/600\/revisions"}],"predecessor-version":[{"id":601,"href":"https:\/\/heimat-ltd.com\/vn\/wp-json\/wp\/v2\/posts\/600\/revisions\/601"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/heimat-ltd.com\/vn\/wp-json\/wp\/v2\/media\/563"}],"wp:attachment":[{"href":"https:\/\/heimat-ltd.com\/vn\/wp-json\/wp\/v2\/media?parent=600"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/heimat-ltd.com\/vn\/wp-json\/wp\/v2\/categories?post=600"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/heimat-ltd.com\/vn\/wp-json\/wp\/v2\/tags?post=600"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}