{"id":9824,"date":"2012-04-13T03:10:11","date_gmt":"2012-04-12T20:10:11","guid":{"rendered":"http:\/\/vafs.gov.vn\/vn\/2012\/04\/nghien-cuu-dac-diem-sinh-hoc-he-soi-trong-nuoi-cay-thuan-khiet-cac-chung-nam-dong-trung-ha-thao-cordyceps-militaris-l-fr-link\/"},"modified":"2019-09-24T15:46:12","modified_gmt":"2019-09-24T08:46:12","slug":"nghien-cuu-dac-diem-sinh-hoc-he-soi-trong-nuoi-cay-thuan-khiet-cac-chung-nam-dong-trung-ha-thao-cordyceps-militaris-l-fr-link","status":"publish","type":"post","link":"https:\/\/vafs.gov.vn\/vn\/nghien-cuu-dac-diem-sinh-hoc-he-soi-trong-nuoi-cay-thuan-khiet-cac-chung-nam-dong-trung-ha-thao-cordyceps-militaris-l-fr-link\/","title":{"rendered":"Nghi\u00ean c\u1ee9u \u0111\u1eb7c \u0111i\u1ec3m sinh h\u1ecdc h\u1ec7 s\u1ee3i trong nu\u00f4i c\u1ea5y thu\u1ea7n khi\u1ebft c\u00e1c ch\u1ee7ng n\u1ea5m \u0110\u00f4ng tr\u00f9ng h\u1ea1 th\u1ea3o Cordyceps militaris (L.:Fr) Link."},"content":{"rendered":"<p><strong>Ph\u1ea1m Quang Thu, L\u00ea Th\u1ecb Xu\u00e2n, Nguy\u1ec5n M\u1ea1nh H\u00e0<\/strong><\/p>\n<p><em>Vi\u1ec7n Khoa h\u1ecdc L\u00e2m nghi\u1ec7p Vi\u1ec7t Nam<\/em><\/p>\n<p><strong>T\u00d3M T\u1eaeT<\/strong><\/p>\n<p>Trong nh\u1eefng n\u0103m g\u1ea7n \u0111\u00e2y c\u00e1c lo\u00e0i n\u1ea5m \u0111\u01b0\u1ee3c quan t\u00e2m \u0111\u1ebfn nh\u01b0 m\u1ed9t lo\u1ea1i th\u1ef1c ph\u1ea9m ch\u1ee9c n\u0103ng ch\u0103m s\u00f3c s\u1ee9c kh\u1ecfe con ng\u01b0\u1eddi ng\u00e0y m\u1ed9t t\u0103ng l\u00ean. Ngo\u00e0i ra ch\u00fang \u0111\u01b0\u1ee3c c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u y d\u01b0\u1ee3c h\u1ecdc h\u1ebft s\u1ee9c ch\u00fa \u00fd v\u00ec s\u1ef1 \u0111a d\u1ea1ng v\u1ec1 c\u00e1c h\u1ee3p ch\u1ea5t sinh h\u1ecdc.<\/p>\n<p>\u0110\u00f4ng tr\u00f9ng h\u1ea1 th\u1ea3o l\u00e0 m\u1ed9t trong nh\u1eefng lo\u1ea1i thu\u1ed1c c\u1ed5 truy\u1ec1n Trung Qu\u1ed1c. Lo\u00e0i n\u1ea5m n\u00e0y x\u00e2m nhi\u1ec5m v\u00e0 ph\u00e1t tri\u1ec3n trong m\u1ed9t lo\u00e0i c\u00f4n tr\u00f9ng sau \u0111\u00f3 l\u00e0m cho k\u00fd ch\u1ee7 b\u1ecb ch\u1ebft. Sau khi tr\u1ea3i qua m\u00f9a \u0111\u00f4ng b\u00ean trong k\u00fd ch\u1ee7, \u0111\u1ebfn m\u00f9a h\u00e8 n\u00f3 h\u00ecnh th\u00e0nh th\u1ec3 qu\u1ea3, nh\u00fa l\u00ean v\u00e0 d\u00ednh li\u1ec1n v\u1edbi th\u00e2n s\u00e2u \u0111\u00e3 ch\u1ebft.<\/p>\n<p>N\u1ea5m \u0110\u00f4ng tr\u00f9ng h\u1ea1 th\u1ea3o <em>Cordyceps militaris <\/em>thu\u1ed9c ng\u00e0nh ph\u1ee5 n\u1ea5m t\u00fai \u0111\u01b0\u1ee3c coi nh\u01b0 l\u00e0 m\u1ed9t d\u01b0\u1ee3c li\u1ec7u truy\u1ec1n th\u1ed1ng quan tr\u1ecdng nh\u1ea5t c\u1ee7a Trung Qu\u1ed1c \u0111\u00e3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111i\u1ec1u tr\u1ecb c\u00e1c b\u1ec7nh nan y. Theo y h\u1ecdc c\u1ed5 truy\u1ec1n c\u1ee7a Trung Qu\u1ed1c, n\u1ea5m \u0110\u00f4ng tr\u00f9ng h\u1ea1 th\u1ea3o \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 \u0111i\u1ec1u tr\u1ecb th\u00e0nh c\u00f4ng c\u00e1c ch\u1ee9ng r\u1ed1i lo\u1ea1n lipit m\u00e1u, vi\u00eam ph\u1ebf qu\u1ea3n m\u1ea1n, hen ph\u1ebf qu\u1ea3n, vi\u00eam th\u1eadn m\u1ea1n t\u00ednh, suy th\u1eadn, r\u1ed1i lo\u1ea1n nh\u1ecbp tim, cao huy\u1ebft \u00e1p, vi\u00eam m\u0169i d\u1ecb \u1ee9ng, vi\u00eam gan B m\u1ea1n t\u00ednh v\u00e0 thi\u1ec3u n\u0103ng sinh d\u1ee5c. N\u00f3 c\u0169ng \u0111\u01b0\u1ee3c d\u00f9ng trong \u0111i\u1ec1u tr\u1ecb nh\u1eefng b\u1ec7nh r\u1ed1i lo\u1ea1n mi\u1ec5n d\u1ecbch v\u00e0 h\u1ed7 tr\u1ee3 \u0111i\u1ec1u tr\u1ecb ung thu.<\/p>\n<p>\u0110\u1eb7c \u0111i\u1ec3m sinh h\u1ecdc c\u1ee7a n\u1ea5m <em>Cordyceps militaris<\/em> bao g\u1ed3m \u0111\u1eb7c \u0111i\u1ec3m sinh tr\u01b0\u1edfng, lo\u1ea1i m\u00f4i tr\u01b0\u1eddng dinh d\u01b0\u1ee1ng, pH c\u1ee7a m\u00f4i tr\u01b0\u1eddng, nhi\u1ec7t \u0111\u1ed9 v\u00e0 \u1ea9m \u0111\u1ed9 kh\u00f4ng kh\u00ed t\u1ed1i \u01b0u cho s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a n\u1ea5m \u0111\u00e3 \u0111\u01b0\u1ee3c nghi\u00ean c\u1ee9u. K\u1ebft qu\u1ea3 ch\u1ec9 ra r\u1eb1ng 8 ch\u1ee7ng n\u1ea5m <em>Cordyceps militaris <\/em>g\u1ed3m 4 ch\u1ee7ng thu th\u1eadp \u1edf Vi\u1ec7t Nam, 3 ch\u1ee7ng s\u01b0u t\u1ea7m t\u1eeb Nh\u1eadt v\u00e0 1 ch\u1ee7ng \u1edf Trung Qu\u1ed1c, t\u1ea5t c\u1ea3\u0111\u1ec1u sinh tr\u01b0\u1edfng b\u00ecnh th\u01b0\u1eddng tr\u00ean m\u00f4i tr\u01b0\u1eddng dinh d\u01b0\u1ee1ng nh\u00e2n t\u1ea1o, trong \u0111\u00f3 4 ch\u1ee7ng sinh tr\u01b0\u1edfng nhanh bao g\u1ed3m ch\u1ee7ng HL2, ch\u1ee7ng CM, ch\u1ee7ng F1010 v\u00e0 ch\u1ee7ng F1080 v\u1edbi t\u1ed1c \u0111\u1ed9 l\u1ea7n l\u01b0\u1ee3t l\u00e0 104,66; 122,02; 107,64; 105,08 \u00b5m\/gi\u1edd, 4\/8 ch\u1ee7ng n\u1ea5m sinh tr\u01b0\u1edfng ch\u1eadm l\u00e0 ch\u1ee7ng HL22, ch\u1ee7ng HL34, ch\u1ee7ng HL35 v\u00e0 ch\u1ee7ng F1012 v\u1edbi t\u1ed1c \u0111\u1ed9 sinh tr\u01b0\u1edfng \u0111\u1ea1t 69,95; 71,92; 79,37 v\u00e0 80,36 \u00b5m\/gi\u1edd. C\u00e1c \u0111\u1eb7c \u0111i\u1ec3m nu\u00f4i c\u1ea5y cho s\u1ef1 ph\u00e1t tri\u1ec3n t\u1ed1i \u01b0u c\u1ee7a h\u1ec7 s\u1ee3i \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh l\u00e0 m\u00f4i tr\u01b0\u1eddng dinh d\u01b0\u1ee1ng l\u00e0 PDA c\u00f3 b\u1ed5 sung th\u00eam 10% Nh\u1ed9ng t\u1eb1m, nhi\u1ec7t \u0111\u1ed9 kh\u00f4ng kh\u00ed th\u00edch h\u1ee3p nh\u1ea5t l\u00e0 t\u1eeb 20 \u2013 25<sup>o<\/sup>C, m\u1ed9t s\u1ed1 ch\u1ee7ng nh\u01b0 HL2 v\u00e0 ch\u1ee7ng F1012 cho sinh tr\u01b0\u1edfng nhanh \u1edf c\u1ea3 nhi\u1ec7t \u0111\u1ed9 th\u1ea5p 15<sup>o<\/sup>C. \u0110\u1ed9 \u1ea9m trong kh\u00f4ng kh\u00ed trong kho\u1ea3ng 80 \u2013 85%, v\u00e0 m\u00f4i tr\u01b0\u1eddng pH l\u00e0 axit t\u1eeb 4,5 \u2013 6,5.<\/p>\n<p><strong>T\u1eeb kh\u00f3a:<\/strong> Cordyceps militaris, \u0110i\u1ec1u ki\u1ec7n nu\u00f4i c\u1ea5y, \u0110\u1eb7c \u0111i\u1ec3m sinh h\u1ecdc, Nu\u00f4i c\u1ea5y thu\u1ea7n khi\u1ebft.<\/p>\n<p><strong>\u0110\u1eb6T V\u1ea4N \u0110\u1ec0<\/strong><\/p>\n<p>N\u1ea5m \u0110\u00f4ng tr\u00f9ng h\u1ea1 th\u1ea3o l\u00e0 c\u00e1c lo\u00e0i n\u1ea5m k\u00fd sinh tr\u00ean s\u00e2u non ho\u1eb7c nh\u1ed9ng ho\u1eb7c s\u00e2u tr\u01b0\u1edfng th\u00e0nh c\u1ee7a m\u1ed9t s\u1ed1 lo\u00e0i c\u00f4n tr\u00f9ng, l\u1edbp nh\u1ec7n. V\u00e0o m\u00f9a \u0110\u00f4ng n\u1ea5m x\u00e2m nhi\u1ec5m, k\u00fd sinh v\u00e0o c\u01a1 th\u1ec3 c\u00f4n tr\u00f9ng v\u00e0 l\u00e0m cho c\u00f4n tr\u00f9ng ch\u1ebft v\u00e0 n\u1ea5m t\u1ed3n t\u1ea1i trong c\u01a1 th\u1ec3 c\u00f4n tr\u00f9ng d\u1ea1ng h\u1ec7 s\u1ee3i v\u00e0 l\u00e0 giai \u0111o\u1ea1n v\u00f4 t\u00ednh. \u0110\u1ebfn m\u00f9a H\u00e8, nhi\u1ec7t \u0111\u1ed9 v\u00e0 \u1ea9m \u0111\u1ed9 kh\u00f4ng kh\u00ed cao, h\u1ee3i s\u1ee3i n\u1ea5m v\u00f4 t\u00ednh ti\u1ebfn h\u00e0nh giao ph\u1ed1i v\u00e0 chuy\u1ec3n giai \u0111o\u1ea1n h\u1eefu t\u00ednh, h\u00ecnh th\u00e0nh c\u00e2y n\u1ea5m (ch\u1ea5t \u0111\u1ec7m) l\u00e0 c\u01a1 quan ch\u1ee9a b\u00e0o t\u1eed v\u00f4 t\u00ednh v\u00e0 nh\u00fa l\u00ean kh\u1ecfi m\u1eb7t \u0111\u1ea5t nh\u01b0ng g\u1ed1c v\u1eabn d\u00ednh li\u1ec1n v\u00e0o th\u00e2n s\u00e2u. Ch\u00ednh v\u00ec v\u1eady m\u00e0 n\u1ea5m c\u00f3 t\u00ean g\u1ecdi \u0110\u00f4ng tr\u00f9ng h\u1ea1 th\u1ea3o. Ngay t\u1eeb th\u1eddi xa x\u01b0a, ng\u01b0\u1eddi ta ch\u00fa \u00fd nhi\u1ec1u \u0111\u1ebfn d\u01b0\u1ee3c l\u00fd v\u00e0 d\u00f9ng l\u00e0m thu\u1ed1c \u0111\u1ec3 ch\u1eefa b\u1ec7nh c\u1ee7a lo\u00e0i n\u1ea5m \u0110\u00f4ng tr\u00f9ng h\u1ea1 th\u1ea3o v\u1edbi 2 lo\u00e0i ch\u00ednh l\u00e0 <em>Cordyceps sinensis<\/em> v\u00e0 <em>Cordyceps militaris<\/em>. Lo\u00e0i n\u1ea5m <em>Cordyceps sinensis<\/em> ph\u00e2n b\u1ed1 ch\u1ee7 y\u1ebfu \u1edf v\u00f9ng n\u00fai cao thu\u1ed9c d\u1eaby n\u00fai Hymalaya c\u00f3 \u0111\u1ed9 cao tr\u00ean 4000m so v\u1edbi m\u1ef1c n\u01b0\u1edbc bi\u1ec3n nh\u01b0 v\u00f9ng T\u00e2y T\u1ea1ng (Trung Qu\u1ed1c), m\u1ed9t s\u1ed1 v\u00f9ng thu\u1ed9c Nepan v\u00e0 Butan. Lo\u00e0i N\u1ea5m <em>Cordyceps militaris, <\/em>ph\u00e2n b\u1ed1 \u1edf v\u00f9ng n\u00fai th\u1ea5p h\u01a1n c\u00f3 \u0111\u1ed9 cao t\u1eeb 2000-3000m so v\u1edbi m\u1ef1c n\u01b0\u1edbc bi\u1ec3n, c\u00f3 h\u00e0m l\u01b0\u1ee3ng c\u00e1c ho\u1ea1t ch\u1ea5t c\u00f3 ho\u1ea1t t\u00ednh sinh h\u1ecdc trong qu\u1ea3 th\u1ec3 nh\u01b0 cordycepin, mannitol, cordypolysaccarid, superoxide dismutise v\u00e0 nhi\u1ec1u th\u00e0nh ph\u1ea7n kh\u00e1c t\u01b0\u01a1ng \u0111\u01b0\u01a1ng, th\u1eadm ch\u00ed c\u00f2n cao h\u01a1n c\u1ee7a lo\u00e0i <em>Cordyceps sinensis. <\/em>Nh\u1edd c\u00e1c h\u1ee3p ch\u1ea5t h\u00f3a h\u1ecdc n\u00e0y gi\u00e1 tr\u1ecb d\u01b0\u1ee3c li\u1ec7u ch\u00ednh c\u1ee7a lo\u1ea1i n\u1ea5m <em>Cordyceps militaris <\/em>\u0111\u01b0\u1ee3c c\u00e1c nh\u00e0 khoa h\u1ecdc th\u1ed1ng k\u00ea nh\u01b0 sau: k\u00ecm h\u00e3m s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a t\u1ebf b\u00e0o ung th\u01b0 m\u00e1u (Kim et al., 2006, Lee H.et al.,2006, Park C.et al.,2005), ung th\u01b0 ph\u1ed5i, ung th\u01b0 v\u00fa (Ahn Y.J. et al., 2001). Nhi\u1ec1u nghi\u00ean c\u1ee9u c\u0169ng \u0111\u00e3 ch\u1ee9ng minh n\u1ea5m c\u00f3 hi\u1ec7u qu\u1ea3 trong ch\u1eefa tr\u1ecb r\u1ed1i lo\u1ea1n ch\u1ee9c n\u0103ng c\u1ee7a gan (Nan J.X et al. 2001), s\u1ef1 l\u00e3o ho\u00e1, c\u00e1c ch\u1ee9ng vi\u00eam t\u1ea5y (Won S.Y and Park E.H., 2005). Ngo\u00e0i ra c\u00f2n c\u00f3 t\u00e1c d\u1ee5ng k\u00ecm h\u00e3m s\u1ef1 oxy ho\u00e1 c\u1ee7a lipid, lipoprotein v\u00e0 lipoprotein t\u1ef7 tr\u1ecdng th\u1ea5p (Klaunig J.E v\u00e0 Kamendulis L.M., 2004, Balaban R.S et al., 2005). V\u1edbi gi\u00e1 tr\u1ecb h\u1ebft s\u1ee9c c\u00f3 \u00fd ngh\u0129a \u0111\u1ed1i v\u1edbi ng\u00e0nh y d\u01b0\u1ee3c nh\u01b0 v\u1eady th\u00ec vi\u1ec7c nghi\u00ean c\u1ee9u \u0111\u1eb7c \u0111i\u1ec3m sinh h\u1ecdc c\u1ee7a n\u1ea5m nh\u1eb1m nh\u00e2n nu\u00f4i h\u1ec7 s\u1ee3i trong nu\u00f4i c\u1ea5y thu\u1ea7n khi\u1ebft l\u00e0 v\u00f4 c\u00f9ng quan tr\u1ecdng, \u0111\u00e2y l\u00e0 c\u01a1 s\u1edf \u0111\u1ec3 b\u1ea3o t\u1ed3n \u0111\u01b0\u1ee3c ngu\u1ed3n gen qu\u00fd v\u00e0 g\u00e2y tr\u1ed3ng qu\u1ea3 th\u1ec3 trong gi\u00e1 th\u1ec3 nh\u00e2n t\u1ea1o.<\/p>\n<p><em>(K\u1ebft qu\u1ea3 nghi\u00ean c\u1ee9u khoa h\u1ecdc c\u00f4ng ngh\u1ec7 L\u00e2m nghi\u1ec7p giai \u0111o\u1ea1n 2006-2010, trang 400-408)<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p><!--[if gte mso 9]><xml>\n<w:WordDocument>\n<w:View>Normal<\/w:View>\n<w:Zoom>0<\/w:Zoom>\n<w:PunctuationKerning\/>\n<w:ValidateAgainstSchemas\/>\n<w:SaveIfXMLInvalid>false<\/w:SaveIfXMLInvalid>\n<w:IgnoreMixedContent>false<\/w:IgnoreMixedContent>\n<w:AlwaysShowPlaceholderText>false<\/w:AlwaysShowPlaceholderText>\n<w:Compatibility>\n<w:BreakWrappedTables\/>\n<w:SnapToGridInCell\/>\n<w:WrapTextWithPunct\/>\n<w:UseAsianBreakRules\/>\n<w:DontGrowAutofit\/>\n<\/w:Compatibility>\n<w:BrowserLevel>MicrosoftInternetExplorer4<\/w:BrowserLevel>\n<\/w:WordDocument>\n<\/xml><![endif]--><!--[if gte mso 9]><xml>\n<w:LatentStyles DefLockedState=\"false\" LatentStyleCount=\"156\">\n<\/w:LatentStyles>\n<\/xml><![endif]--><!--[if gte mso 10]>\n\n\n<style>\n\/* Style Definitions *\/\ntable.MsoNormalTable\n{mso-style-name:\"Table Normal\";\nmso-tstyle-rowband-size:0;\nmso-tstyle-colband-size:0;\nmso-style-noshow:yes;\nmso-style-parent:\"\";\nmso-padding-alt:0pt 5.4pt 0pt 5.4pt;\nmso-para-margin:0pt;\nmso-para-margin-bottom:.0001pt;\nmso-pagination:widow-orphan;\nfont-size:10.0pt;\nfont-family:\"Times New Roman\";\nmso-ansi-language:#0400;\nmso-fareast-language:#0400;\nmso-bidi-language:#0400;}\n<\/style>\n\n\n<![endif]--><\/p>\n<p style=\"margin: 6pt 0pt; text-align: justify; text-indent: 36pt\" class=\"MsoNormal\" align=\"justify\">\n<span style=\"font-size: 10pt; font-family: Arial\">\u0110&ocirc;ng tr&ugrave;ng h\u1ea1 th\u1ea3o l&agrave; m\u1ed9t trong nh\u1eefng lo\u1ea1i thu\u1ed1c c\u1ed5<br \/>\ntruy\u1ec1n Trung Qu\u1ed1c. Lo&agrave;i n\u1ea5m n&agrave;y x&acirc;m nhi\u1ec5m v&agrave; ph&aacute;t tri\u1ec3n trong m\u1ed9t lo&agrave;i c&ocirc;n<br \/>\ntr&ugrave;ng sau \u0111&oacute; l&agrave;m cho k&yacute; ch\u1ee7 b\u1ecb ch\u1ebft. Sau khi tr\u1ea3i qua m&ugrave;a \u0111&ocirc;ng b&ecirc;n trong k&yacute;<br \/>\nch\u1ee7, \u0111\u1ebfn m&ugrave;a h&egrave; n&oacute; h&igrave;nh th&agrave;nh th\u1ec3 qu\u1ea3, nh&uacute; l&ecirc;n v&agrave; d&iacute;nh li\u1ec1n v\u1edbi th&acirc;n s&acirc;u \u0111&atilde;<br \/>\nch\u1ebft. <\/span><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[13],"tags":[],"_links":{"self":[{"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/9824"}],"collection":[{"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/comments?post=9824"}],"version-history":[{"count":2,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/9824\/revisions"}],"predecessor-version":[{"id":19190,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/9824\/revisions\/19190"}],"wp:attachment":[{"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/media?parent=9824"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/categories?post=9824"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/tags?post=9824"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}