{"id":6998,"date":"2024-08-06T18:01:18","date_gmt":"2024-08-06T18:01:18","guid":{"rendered":"https:\/\/longchangextracts.com\/?p=6998"},"modified":"2024-08-06T18:01:18","modified_gmt":"2024-08-06T18:01:18","slug":"wuyao-leaves","status":"publish","type":"post","link":"https:\/\/longchangextracts.com\/hu\/wuyao-levelek\/","title":{"rendered":"Hat flavonoid egyidej\u0171 meghat\u00e1roz\u00e1sa Wuyao levelekben ultra-nagy teljes\u00edtm\u00e9ny\u0171 folyad\u00e9kkromatogr\u00e1fi\u00e1s tandem t\u00f6megspektrometri\u00e1val"},"content":{"rendered":"<p>Hat flavonoid egyidej\u0171 meghat\u00e1roz\u00e1sa Wuyao levelekben ultra-nagy teljes\u00edtm\u00e9ny\u0171 folyad\u00e9kkromatogr\u00e1fi\u00e1s tandem t\u00f6megspektrometri\u00e1val<br \/>\nA Lindera aggregata (Sims) Kosterm, a k\u00e1mforf\u00e9l\u00e9k csal\u00e1dj\u00e1ba \u00e9s a Piper nemzets\u00e9gbe tartoz\u00f3 n\u00f6v\u00e9ny gyullad\u00e1scs\u00f6kkent\u0151, f\u00e1jdalomcsillap\u00edt\u00f3, antioxid\u00e1ns \u00e9s daganatellenes hat\u00e1s\u00fa. F\u0151leg K\u00edna d\u00e9lkeleti, tengerparti tartom\u00e1nyaiban termesztik, a legh\u00edresebb a Cs\u00f6csiang tartom\u00e1nybeli Tiantai megye, ez\u00e9rt Tiantai Wuyao n\u00e9ven is emlegetik. 2018-ban Zhejiangban az \u00faj \"Zhejiang nyolc \u00edz\" egyik\u00e9nek v\u00e1lasztott\u00e1k. A modern farmakol\u00f3giai kutat\u00e1sok kimutatt\u00e1k, hogy a fekete gy\u00f3gyszer immunmodul\u00e1l\u00f3 hat\u00e1ssal van a k\u00f6zponti idegrendszerre \u00e9s a sz\u00edv- \u00e9s \u00e9rrendszerre is, \u00edgy piaci kil\u00e1t\u00e1sai sz\u00e9lesk\u00f6r\u0171ek. A Wuyao gy\u00f3gyn\u00f6v\u00e9ny r\u00e9szei azonban lassan n\u0151nek, \u00e9s gyakran 8-10 \u00e9vbe telik, mire megfelelnek a min\u0151s\u00e9gi gy\u00f3gyn\u00f6v\u00e9ny-feldolgoz\u00e1s k\u00f6vetelm\u00e9nyeinek. A n\u00f6veked\u00e9si ciklus sor\u00e1n a sz\u00e1r- \u00e9s lev\u00e9lr\u00e9szeket gyakran elvetik, ami alacsony er\u0151forr\u00e1s-felhaszn\u00e1l\u00e1st eredm\u00e9nyez. Zhejiang n\u00e9pi ter\u00fcletein a Wuyao leveleit gyakran haszn\u00e1lj\u00e1k akut cellulitis, reum\u00e1s \u00edz\u00fcleti gyullad\u00e1s \u00e9s m\u00e1s gyullad\u00e1sok kezel\u00e9s\u00e9re, \u00e9s gyakran k\u00e9sz\u00edtenek bel\u0151l\u00fck teaitalokat is lipidcs\u00f6kkent\u0151, m\u00e1jv\u00e9d\u0151 \u00e9s egy\u00e9b eg\u00e9szs\u00e9g\u00fcgyi el\u0151ny\u00f6kkel j\u00e1r\u00f3 hat\u00e1s\u00fa te\u00e1kat. Kor\u00e1bbi tanulm\u00e1nyok kimutatt\u00e1k, hogy a Wuyao lev\u00e9lkivonatoknak bizonyos lipidcs\u00f6kkent\u0151 hat\u00e1sa van. A kutat\u00f3csoport farmakol\u00f3giai korrel\u00e1ci\u00f3s vizsg\u00e1latot v\u00e9gzett a Wuyao lev\u00e9lkivonatokon, \u00e9s meg\u00e1llap\u00edtotta, hogy bizonyos hat\u00e1smechanizmussal rendelkeznek a hiperlipid\u00e9mia \u00e9s a csontritkul\u00e1s ellen. Ugyanakkor a korai szakaszban szisztematikus k\u00e9miai komponensek elk\u00fcl\u00f6n\u00edt\u00e9s\u00e9t \u00e9s extrakci\u00f3j\u00e1t is elv\u00e9gezt\u00e9k a Wuyao leveleken. Hat flavonoidot izol\u00e1ltak el\u0151sz\u00f6r a Wuyao levelek etanolos kivonat\u00e1b\u00f3l, amelyeket a k\u00f6vetkez\u0151k\u00e9ppen azonos\u00edtottak: D-xilozid (3), kaempferol-3-O - \u03b1 - L-arabinofuranozid (4), kaempferol-3-O - (2 \u2033 -3-O-trans-3-O-p-3-O-koumaroil) - \u03b1 - L-ramnozid (5), kaempferol-3-O - (2 \u2033, 4 \u2033 -3-O-di-3-3-O-3-3-O-3-O-di-3-gl\u00fckozid) O-trans-3-O-p-3-O-coumaroyl) - \u03b1 - L-ramnosid (6), k\u00e9miai szerkezet\u00e9t az 1. \u00e1bra mutatja.<\/p>\n<p>Jelenleg vannak relev\u00e1ns kutat\u00e1si jelent\u00e9sek a Wuyao levelek min\u0151s\u00e9g\u00e9nek \u00e9rt\u00e9kel\u00e9s\u00e9r\u0151l. Yi \u00e9s munkat\u00e1rsai HPLC-vel hat\u00e1rozt\u00e1k meg n\u00e9gy flavonoid tartalm\u00e1t a Hunan tartom\u00e1nyb\u00f3l sz\u00e1rmaz\u00f3, k\u00fcl\u00f6nb\u00f6z\u0151 eredet\u0171 Wuyao levelekben. Sun \u00e9s munkat\u00e1rsai UV-spektrofotometri\u00e1t haszn\u00e1ltak a Wuyao lev\u00e9lkivonatok teljes flavonoidtartalm\u00e1nak meghat\u00e1roz\u00e1s\u00e1ra, \u00e9s megvizsg\u00e1lt\u00e1k az \u00f6sszes flavonoidok kivon\u00e1sa szempontj\u00e1b\u00f3l relev\u00e1ns t\u00e9nyez\u0151ket az extrakci\u00f3s folyamat optimaliz\u00e1l\u00e1sa \u00e9rdek\u00e9ben. Ugyanakkor Sun \u00e9s munkat\u00e1rsai HPLC-t haszn\u00e1ltak n\u00e9gy szeszkviterpenoid lakton tartalm\u00e1nak meghat\u00e1roz\u00e1s\u00e1ra a k\u00fcl\u00f6nb\u00f6z\u0151 eredet\u0171 Wuyao levelekben. Ezek azonban hagyom\u00e1nyos kimutat\u00e1si m\u00f3dszerek, amelyek nem rendelkeznek nagy hat\u00e9konys\u00e1ggal \u00e9s pontoss\u00e1ggal a tartalom meghat\u00e1roz\u00e1s\u00e1ban. A t\u00f6megspektrometri\u00e1s technol\u00f3gia fejl\u0151d\u00e9s\u00e9vel kifejlesztett\u00e9k az ultra nagy teljes\u00edtm\u00e9ny\u0171 folyad\u00e9kkromatogr\u00e1fi\u00e1s tandem t\u00f6megspektrometri\u00e1s technol\u00f3gi\u00e1t, amely nagy hat\u00e9konys\u00e1ggal, nagy specificit\u00e1ssal \u00e9s nagy \u00e9rz\u00e9kenys\u00e9ggel rendelkezik. A kromatogr\u00e1fi\u00e1s tandem t\u00f6megspektrometria (UPLC-MS\/MS) fontos analitikai m\u00f3dszerr\u00e9 v\u00e1lt a hagyom\u00e1nyos k\u00ednai gy\u00f3gy\u00e1szati anyagok min\u0151s\u00e9g\u00e9nek kimutat\u00e1s\u00e1ra. Ez\u00e9rt ez a tanulm\u00e1ny az UPLC-MS\/MS technol\u00f3gi\u00e1t haszn\u00e1lja a hat f\u0151 flavonoid mennyis\u00e9gi vizsg\u00e1lat\u00e1ra a k\u00fcl\u00f6nb\u00f6z\u0151 eredet\u0171 Wuyao levelekben, \u00e9s kombin\u00e1lja az entr\u00f3pia s\u00faly - \u03b1 - L-k\u00f6zel\u00edt\u0151 ide\u00e1lis megold\u00e1s rangsorol\u00e1si m\u00f3dszer\u00e9t (TOPSIS) az elemz\u00e9shez \u00e9s \u00e9rt\u00e9kel\u00e9shez, annak \u00e9rdek\u00e9ben, hogy tudom\u00e1nyos alapot biztos\u00edtson a Wuyao levelek bels\u0151 min\u0151s\u00e9gellen\u0151rz\u00e9s\u00e9hez.<\/p>\n<p>&nbsp;<\/p>\n<p>Az extrakci\u00f3s felt\u00e9telek kiv\u00e1laszt\u00e1sa. Ebben a tanulm\u00e1nyban az UPLC-MS\/MS m\u00f3dszert haszn\u00e1ltuk hat indik\u00e1tor vegy\u00fclet, nevezetesen a kaempferol-3-O - \u03b1 - L-ramnosid (1), a kvercetin (2), a kaempferol-3-O - \u03b2 - D-xilozid (3) tartalm\u00e1nak egyidej\u0171 meghat\u00e1roz\u00e1s\u00e1ra, kaempferol-3-O - \u03b1 - L-arabinofuranozid (4), kaempferol-3-O - (2\"- transz - p-koumaroyl) - \u03b1 - L-rhamnosid (5) \u00e9s kaempferol-3-O - (2\", 4\"- di transz - p-koumaroyl) - \u03b1 - L-rhamnosid (6), a Wuyao levelekben 10 percen bel\u00fcl. A metanol koncentr\u00e1ci\u00f3 30%, 50%, illetve 70% volt. A spektrum elemz\u00e9se alapj\u00e1n a 70% metanolt v\u00e1lasztott\u00e1k ki a legjobb extrakci\u00f3s hat\u00e1s \u00e9rdek\u00e9ben. Ugyanakkor \u00f6sszehasonl\u00edt\u00e1st v\u00e9gezt\u00fcnk a f\u0171t\u00e9si reflux \u00e9s az ultrahangos extrakci\u00f3s m\u00f3dszerek k\u00f6z\u00f6tt. A tartalmi eredm\u00e9nyek alapj\u00e1n a kapott extrakci\u00f3s ar\u00e1nyok \u00f6sszehasonl\u00edthat\u00f3ak voltak. Az id\u0151t \u00e9s a fogy\u00f3eszk\u00f6zk\u00f6lts\u00e9geket figyelembe v\u00e9ve az ultrahangos extrakci\u00f3t fogadt\u00e1k el.<br \/>\nKromatogr\u00e1fi\u00e1s t\u00f6megspektrometri\u00e1s k\u00f6r\u00fclm\u00e9nyek. Ebben a tanulm\u00e1nyban h\u00e1rom mozg\u00f3f\u00e1zis-rendszert vizsg\u00e1ltak: acetonitril-v\u00edz, acetonitril-0,1% hangyasav-v\u00edz \u00e9s acetonitril-0,1% amm\u00f3nium-formi\u00e1t-v\u00edz. A megfelel\u0151 mobilf\u00e1zis-rendszer meghat\u00e1roz\u00e1s\u00e1hoz hat flavonoid cs\u00facster\u00fclet\u00e9t \u00e9s cs\u00facsform\u00e1j\u00e1t haszn\u00e1ltuk \u00e9rt\u00e9kel\u00e9si indik\u00e1tork\u00e9nt. Meg\u00e1llap\u00edtottuk, hogy ha mozg\u00f3f\u00e1zisnak acetonitrilvizet v\u00e1lasztottunk, akkor a kaempferol-3-O - (2\"- transz-pkumaroil) - \u03b1 - L-rhamnosid \u00e9s a kaempferol-3-O - (2\", 4\"- di-trans-pkumaroil) - \u03b1 - L-rhamnosid vegy\u00fcletekn\u00e9l a farokjelens\u00e9g jelentkezett; ha acetonitril 0.1% amm\u00f3nium-formi\u00e1t vizet v\u00e1lasztunk mozg\u00f3f\u00e1zisnak, a kvercetin-3-O - \u03b1 - L-arabinofuranozid enyhe cs\u00f3v\u00e1t mutat; Amikor mozg\u00f3f\u00e1zisnak acetonitril 0,1% hangyasav vizet v\u00e1lasztottunk, mind a hat vegy\u00fclet cs\u00facsform\u00e1ja viszonylag szimmetrikus volt. Ez\u00e9rt az acetonitril 0,1% hangyasav-vizet v\u00e1lasztottuk mobilf\u00e1zis-rendszernek. A t\u00f6megspektrometri\u00e1s k\u00f6r\u00fclm\u00e9nyek kiv\u00e1laszt\u00e1sakor a vizsg\u00e1lat pozit\u00edv \u00e9s negat\u00edv ionm\u00f3dot haszn\u00e1lt a hat c\u00e9lvegy\u00fclet tartalm\u00e1nak meghat\u00e1roz\u00e1s\u00e1hoz. Annak \u00e9rdek\u00e9ben, hogy a c\u00e9lvegy\u00fcletek jobb stabilit\u00e1st, magasabb v\u00e1lasz\u00e9rt\u00e9keket \u00e9s jobb cs\u00facsform\u00e1kat kapjanak, t\u00f6bbsz\u00f6r megism\u00e9telt k\u00eds\u00e9rletek azt mutatt\u00e1k, hogy a negat\u00edv ionp\u00e1szt\u00e1z\u00e1si m\u00f3d haszn\u00e1lata a detekt\u00e1l\u00e1shoz stabilabb\u00e1 teheti a hat flavonoid vegy\u00fcletet, jobb cs\u00facsform\u00e1kkal \u00e9s v\u00e1lasz\u00e9rt\u00e9kekkel a detekt\u00e1l\u00e1si k\u00f6r\u00fclm\u00e9nyek k\u00f6z\u00f6tt. Ugyanakkor a kromatogr\u00e1fia-t\u00f6megspektrometri\u00e1s k\u00f6r\u00fclm\u00e9nyek vizsg\u00e1lata sor\u00e1n a 2. \u00e1br\u00e1n l\u00e1that\u00f3 ionkromatogramb\u00f3l kivont 2. \u00e9s 5. flavonoidok retenci\u00f3s ideje alapvet\u0151en megegyezett. A hagyom\u00e1nyos HPLC-elemz\u00e9si technik\u00e1kkal \u00f6sszehasonl\u00edtva a t\u00f6meg-t\u00f6lt\u00e9sar\u00e1ny-elemz\u00e9sen alapul\u00f3 kromatogr\u00e1fia-t\u00f6megspektrometria nem t\u00e1maszkodik a cs\u00facs-cs\u00facs elv\u00e1laszt\u00e1sra, \u00e9s r\u00f6vid jelgy\u0171jt\u00e9si id\u0151vel \u00e9s nagy \u00e9rz\u00e9kenys\u00e9ggel rendelkezik. Ez\u00e9rt ebben a tanulm\u00e1nyban az UPLC-MS\/MS elemz\u00e9si technol\u00f3gi\u00e1t haszn\u00e1lt\u00e1k a hat flavonoid egyidej\u0171 meghat\u00e1roz\u00e1s\u00e1ra a Wuyao levelekben, amely t\u00f6bb el\u0151nnyel j\u00e1r.<br \/>\nEredm\u00e9nyelemz\u00e9s. Ez a tanulm\u00e1ny 10 k\u00ednai Wuyao term\u0151ter\u00fcletr\u0151l gy\u0171jt\u00f6tt gy\u00f3gy\u00e1szati mint\u00e1kat, \u00e9s az UPLC-MS\/MS technol\u00f3gi\u00e1t haszn\u00e1lta a Wuyao levelek hat k\u00e9miai \u00f6sszetev\u0151j\u00e9nek egyidej\u0171 meghat\u00e1roz\u00e1s\u00e1ra. A 10 term\u0151ter\u00fcletr\u0151l sz\u00e1rmaz\u00f3 hat vegy\u00fclet \u00e1tfog\u00f3 elemz\u00e9s\u00e9re \u00e9s \u00e9rt\u00e9kel\u00e9s\u00e9re az entr\u00f3pias\u00falyos TOPSIS-m\u00f3dszert alkalmazt\u00e1k. Az \u00e1tfog\u00f3 rangsor a k\u00f6vetkez\u0151 volt: Tiantai, Zhejiang&gt;Jinhua, Zhejiang&gt;Changsha, Hunan&gt;Ningde, Fujian&gt;Kunming, Yunnan&gt;Tonglu, Zhejiang&gt;Guilin, Guangxi&gt;Yingtan, Jiangxi. Az eredm\u00e9nyek azt mutatt\u00e1k, hogy a Wuyao levelek \u00e1tfog\u00f3 min\u0151s\u00e9ge Tiantai-ban, Zhejiangban viszonylag magas volt, ami \u00f6sszef\u00fcgg azzal a hagyom\u00e1nyos hiedelemmel, hogy Tiantai, Zhejiang val\u00f3di Wuyao gy\u00f3gy\u00e1szati anyag term\u0151ter\u00fclet. Ugyanakkor meger\u0151s\u00edti a Compendium of Materia Medica feljegyz\u00e9s\u00e9t is, miszerint a Wuyao eset\u00e9ben Tiantai a gy\u0151ztes; a Dictionary of Traditional Chinese Medicine feljegyzi, hogy a Wuyao termel\u00e9se a legnagyobb Zhejiangban, \u00e9s a Tiantai, Zhejiangban el\u0151\u00e1ll\u00edtott term\u00e9kek min\u0151s\u00e9ge a legjobb, ez\u00e9rt \"Tiantai Wuyao\" vagy \"Tai Wuyao\" n\u00e9ven emlegetik. Ugyanakkor az \u00e9rt\u00e9kel\u00e9si eredm\u00e9nyek azt is t\u00fckr\u00f6zik, hogy a k\u00fcl\u00f6nb\u00f6z\u0151 eredet\u0171 Wuyao levelek hat f\u0151 flavonoidj\u00e1nak tartalma k\u00f6z\u00f6tt jelent\u0151s k\u00fcl\u00f6nbs\u00e9gek vannak, \u00e9s az ugyanazon tartom\u00e1ny k\u00fcl\u00f6nb\u00f6z\u0151 v\u00e1rosaib\u00f3l sz\u00e1rmaz\u00f3 Wuyao levelek k\u00f6z\u00f6tt is jelent\u0151s k\u00fcl\u00f6nbs\u00e9gek vannak. Ez \u00f6sszef\u00fcgghet a Wuyao k\u00fcl\u00f6nb\u00f6z\u0151 \u00fcltet\u00e9si alapokon \u00e9s k\u00fcl\u00f6nb\u00f6z\u0151 \u00f6kol\u00f3giai k\u00f6rnyezetben t\u00f6rt\u00e9n\u0151 bevezet\u00e9s\u00e9nek forr\u00e1saival.<br \/>\nJelenleg a Wuyao Ye-t \u00faj er\u0151forr\u00e1s-\u00e9lelmiszerk\u00e9nt hagyt\u00e1k j\u00f3v\u00e1, \u00edgy a term\u00e9kfejleszt\u00e9s tov\u00e1bb folytat\u00f3dik. Ez a tanulm\u00e1ny egy k\u00f6nnyen kezelhet\u0151, j\u00f3 pontoss\u00e1g\u00fa, stabil \u00e9s megism\u00e9telhet\u0151 m\u00f3dszert hozott l\u00e9tre, amely egyszerre hat flavonoid tartalm\u00e1t k\u00e9pes meghat\u00e1rozni a Wuyao Ye-ban. A m\u00f3dszer haszn\u00e1lhat\u00f3 a Wuyao Ye f\u0151 flavonoidjainak mennyis\u00e9gi elemz\u00e9s\u00e9re \u00e9s \u00e1tfog\u00f3 \u00e9rt\u00e9kel\u00e9s\u00e9re, \u00e9s az alkalmazott entr\u00f3pias\u00falyos TOPSIS-m\u00f3dszer elm\u00e9leti alapot ny\u00fajt m\u00e1s gy\u00f3gyn\u00f6v\u00e9nyek min\u0151s\u00e9g\u00e9nek \u00e9rt\u00e9kel\u00e9s\u00e9hez is, amelyek gy\u00f3gy\u00e1szati \u00e9rt\u00e9kkel b\u00edrnak.<\/p>","protected":false},"excerpt":{"rendered":"<p>Simultaneous determination of six flavonoids in Wuyao leaves by ultra-high performance liquid chromatography tandem mass spectrometry Lindera aggregata (Sims) Kosterm, a plant belonging to the Camphor family and the Piper genus, has anti-inflammatory, analgesic, antioxidant, and anti-tumor effects. It is mainly produced in southeastern coastal provinces of China, with Tiantai County in Zhejiang Province being [&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>Simultaneous determination of six flavonoids in Wuyao leaves by ultra-high performance liquid chromatography tandem mass spectrometry - 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\/hu\/wuyao-levelek\/\" \/>\n<meta property=\"og:locale\" content=\"hu_HU\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Simultaneous determination of six flavonoids in Wuyao leaves by ultra-high performance liquid chromatography tandem mass spectrometry - China Chemical Manufacturer\" \/>\n<meta property=\"og:description\" content=\"Simultaneous determination of six flavonoids in Wuyao leaves by ultra-high performance liquid chromatography tandem mass spectrometry Lindera aggregata (Sims) Kosterm, a plant belonging to the Camphor family and the Piper genus, has anti-inflammatory, analgesic, antioxidant, and anti-tumor effects. 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