{"id":6545,"date":"2024-08-06T12:29:50","date_gmt":"2024-08-06T12:29:50","guid":{"rendered":"https:\/\/longchangextracts.com\/?p=6545"},"modified":"2024-08-06T12:29:50","modified_gmt":"2024-08-06T12:29:50","slug":"tu-niu-knee","status":"publish","type":"post","link":"https:\/\/longchangextracts.com\/fr\/tu-niu-genou\/","title":{"rendered":"Optimisation du processus d'extraction et de l'activit\u00e9 in vitro contre l'ad\u00e9nocarcinome pulmonaire humain A549 de l'extrait d'\u00e9thanol de Tu Niu Knee"},"content":{"rendered":"<p>Optimisation du processus d'extraction et de l'activit\u00e9 in vitro contre l'ad\u00e9nocarcinome pulmonaire humain A549 de l'extrait d'\u00e9thanol de Tu Niu Knee<br \/>\nL'Achyranthes aspera L., \u00e9galement connue sous le nom d'herbe m\u00e9dicinale chinoise, a des effets de d\u00e9sintoxication, d'anticanc\u00e9reux, de dragage et de diur\u00e8se. Elle est couramment utilis\u00e9e par de nombreuses minorit\u00e9s ethniques du sud-ouest de la Chine, notamment les groupes ethniques Miao, Yao, Zhuang, Dai et Yi. Achyranthes bidentata contient des saponines triterp\u00e9niques dont le noyau m\u00e8re est l'acide ol\u00e9anolique. L'hydrolysat d'acide ol\u00e9anolique a des propri\u00e9t\u00e9s antioxydantes, anti-inflammatoires, anti-ath\u00e9roscl\u00e9rose et d'autres activit\u00e9s biologiques. En raison de ses caract\u00e9ristiques fonctionnelles telles que la r\u00e9duction de la glyc\u00e9mie, les propri\u00e9t\u00e9s antibact\u00e9riennes, analg\u00e9siques et anti-inflammatoires, l'Achyranthes bidentata a une valeur d'application unique en m\u00e9decine et de vastes perspectives de d\u00e9veloppement. L'\u00e9tude des ingr\u00e9dients actifs et des caract\u00e9ristiques fonctionnelles de l'Achyranthes bidentata rev\u00eat donc une grande importance.<\/p>\n<p>Des chercheurs ant\u00e9rieurs ont isol\u00e9 et identifi\u00e9 58 substances importantes d'Achyranthes bidentata, dont les principaux composants isol\u00e9s et obtenus sont principalement des polysaccharides, des flavono\u00efdes, des terp\u00e8nes, des st\u00e9rols v\u00e9g\u00e9taux, des saponines, etc. Ils poss\u00e8dent diverses propri\u00e9t\u00e9s m\u00e9dicinales telles que des propri\u00e9t\u00e9s anti-inflammatoires, antioxydantes, hypoglyc\u00e9miques et antibact\u00e9riennes, ce qui leur conf\u00e8re de vastes perspectives de d\u00e9veloppement dans le domaine de la m\u00e9decine. L'extrait d'eau et l'extrait d'alcool d'Achyranthes bidentata ont tous deux une bonne activit\u00e9 antibact\u00e9rienne, mais l'activit\u00e9 anticanc\u00e9reuse in vitro, les effets cliniques et les m\u00e9canismes n'ont pas encore \u00e9t\u00e9 \u00e9tudi\u00e9s. Cette \u00e9tude vise \u00e0 utiliser la m\u00e9thode du reflux de l'\u00e9thanol pour extraire l'extrait \u00e9thanolique d'Eucommia ulmoides \u00e0 partir d'Eucommia ulmoides. Sur la base d'un seul facteur, le processus d'extraction par optimisation de la surface de r\u00e9ponse est adopt\u00e9 pour trouver un processus d'extraction efficace et peu destructif. L'effet de l'extrait d'\u00e9thanol d'Eucommia ulmoides sur les cellules de l'ad\u00e9nocarcinome pulmonaire humain A549 a fait l'objet d'une \u00e9tude pr\u00e9liminaire au niveau cellulaire, afin de fournir une base th\u00e9orique pour l'utilisation d'Eucommia ulmoides et le d\u00e9veloppement de la fonction anticanc\u00e9reuse de l'extrait d'\u00e9thanol d'Eucommia ulmoides.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-6546\" src=\"https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/1-237.png\" alt=\"\" width=\"330\" height=\"237\" \/><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-6547\" src=\"https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/2-198.png\" alt=\"\" width=\"315\" height=\"227\" \/><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-6548\" src=\"https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/3-186.png\" alt=\"\" width=\"332\" height=\"240\" \/><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-6549\" src=\"https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/4-165.png\" alt=\"\" width=\"316\" height=\"236\" \/><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-6550\" src=\"https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/5-149.png\" alt=\"\" width=\"331\" height=\"199\" \/><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-6551\" src=\"https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/6-135.png\" alt=\"\" width=\"328\" height=\"476\" \/><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-6552\" src=\"https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/7-123.png\" alt=\"\" width=\"633\" height=\"396\" \/><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-6553\" src=\"https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/8-111.png\" alt=\"\" width=\"607\" height=\"732\" srcset=\"https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/8-111.png 607w, https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/8-111-597x720.png 597w\" sizes=\"(max-width: 607px) 100vw, 607px\" \/><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-6554\" src=\"https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/9-103.png\" alt=\"\" width=\"331\" height=\"255\" \/><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-6555\" src=\"https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/10-82.png\" alt=\"\" width=\"335\" height=\"194\" \/><br \/>\nLe reflux de l'\u00e9thanol a \u00e9t\u00e9 utilis\u00e9 pour extraire les substances actives de Radix Achyranthes, et les conditions optimales du processus d'extraction de l'extrait d'\u00e9thanol de Radix Achyranthes ont \u00e9t\u00e9 d\u00e9termin\u00e9es par des exp\u00e9riences \u00e0 facteur unique et l'optimisation de la surface de r\u00e9ponse. La temp\u00e9rature \u00e9tait de 85,84 \u2103, le rapport liquide\/mati\u00e8re de 41,46:1 et la dur\u00e9e d'extraction de 2,14 heures. Le taux d'extraction th\u00e9orique estim\u00e9 \u00e9tait de 9,36%. Dans les conditions r\u00e9elles d'utilisation, avec une temp\u00e9rature de 90 \u2103, un rapport liquide\/mati\u00e8re de 40:1 et une dur\u00e9e d'extraction de 2 heures, le taux d'extraction de l'extrait d'\u00e9thanol de bouse de vache obtenu dans ces conditions \u00e9tait de 9,23%, ce qui est l\u00e9g\u00e8rement diff\u00e9rent de la valeur pr\u00e9dite de 9,36%. Les r\u00e9sultats de l'exp\u00e9rience de cytotoxicit\u00e9 ont montr\u00e9 qu'\u00e0 mesure que la concentration de l'extrait d'\u00e9thanol augmentait, le taux de survie des cellules A549 diminuait rapidement. Lorsque la concentration de l'extrait d'\u00e9thanol \u00e9tait de 256 \u03bc g\/mL, le taux d'inhibition des cellules A549 atteignait 94,65%, et le taux de cicatrisation par \u00e9gratignure de l'extrait d'\u00e9thanol sur les cellules canc\u00e9reuses \u00e9tait significativement inf\u00e9rieur \u00e0 celui du groupe t\u00e9moin vierge (P&lt;0,001), ce qui indique que l&#039;extrait d&#039;\u00e9thanol de genou de vache poss\u00e8de une certaine activit\u00e9 anticanc\u00e9reuse. Par la suite, des techniques telles que la chromatographie en phase gazeuse et la spectrom\u00e9trie de masse (GC-MS) et la chromatographie liquide en tandem quadrip\u00f4le\/temps de vol (HPLC-Q-TOF\/MS) peuvent \u00eatre utilis\u00e9es pour \u00e9tudier qualitativement et quantitativement la composition chimique de l&#039;extrait d&#039;\u00e9thanol de Radix Achyranthes, en essayant d&#039;\u00e9tablir un syst\u00e8me complet de contr\u00f4le de la qualit\u00e9. Parall\u00e8lement, l&#039;effet de l&#039;extrait de Radix Achyranthes sur le mod\u00e8le tumoral de transplantation de cellules canc\u00e9reuses du poumon A549 chez la souris nude peut \u00eatre \u00e9tudi\u00e9 afin d&#039;approfondir son m\u00e9canisme anticanc\u00e9reux.<\/p>","protected":false},"excerpt":{"rendered":"<p>Optimization of Extraction Process and In vitro Anti human Lung Adenocarcinoma A549 Cell Activity of Ethanol Extract from Tu Niu Knee Achyranthes aspera L., also known as Chinese medicinal herb, has the effects of detoxification, anti-cancer, dredging, and diuresis. It is commonly used by many ethnic minorities in southwestern China, including the Miao, Yao, Zhuang, [&hellip;]<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[20],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Optimization of Extraction Process and In vitro Anti human Lung Adenocarcinoma A549 Cell Activity of Ethanol Extract from Tu Niu Knee - China Chemical Manufacturer<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/longchangextracts.com\/fr\/tu-niu-genou\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Optimization of Extraction Process and In vitro Anti human Lung Adenocarcinoma A549 Cell Activity of Ethanol Extract from Tu Niu Knee - China Chemical Manufacturer\" \/>\n<meta property=\"og:description\" content=\"Optimization of Extraction Process and In vitro Anti human Lung Adenocarcinoma A549 Cell Activity of Ethanol Extract from Tu Niu Knee Achyranthes aspera L., also known as Chinese medicinal herb, has the effects of detoxification, anti-cancer, dredging, and diuresis. 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