{"id":9138,"date":"2024-08-15T18:59:47","date_gmt":"2024-08-15T18:59:47","guid":{"rendered":"https:\/\/longchangextracts.com\/?p=9138"},"modified":"2024-08-15T18:59:47","modified_gmt":"2024-08-15T18:59:47","slug":"american-cockroaches","status":"publish","type":"post","link":"https:\/\/longchangextracts.com\/hu\/amerikai-csotanyok\/","title":{"rendered":"Amerikai cs\u00f3t\u00e1nyokb\u00f3l sz\u00e1rmaz\u00f3 poliszacharidok hidrol\u00edzis\u00e9nek \u00e9s antioxid\u00e1ns aktivit\u00e1s\u00e1nak vizsg\u00e1lata"},"content":{"rendered":"

Amerikai cs\u00f3t\u00e1nyokb\u00f3l sz\u00e1rmaz\u00f3 poliszacharidok hidrol\u00edzis\u00e9nek \u00e9s antioxid\u00e1ns aktivit\u00e1s\u00e1nak vizsg\u00e1lata
\nAz amerikai cs\u00f3t\u00e1ny (Periplaneta Americana L.) a cs\u00f3t\u00e1nyok nemzets\u00e9g\u00e9nek egyik legnagyobb rovara. A cs\u00f3t\u00e1nyok gy\u00f3gy\u00e1szati \u00e9rt\u00e9k\u00e9t m\u00e1r r\u00e9g\u00f3ta feljegyezt\u00e9k a \"Shennong Bencao Jing\"-ben \u00e9s a Ming-dinasztia \"Compendium of Materia Medica\" c\u00edm\u0171 m\u0171v\u00e9ben. Az 1980-as \u00e9vek \u00f3ta a Li Shunan professzor \u00e1ltal vezetett kutat\u00f3k az amerikai cs\u00f3t\u00e1nyok gy\u00f3gy\u00e1szati kutat\u00e1s\u00e1val foglalkoznak. A mesters\u00e9gesen felnevelt amerikai cs\u00f3t\u00e1nyok etanolos kivonat\u00e1t sz\u00e1jon \u00e1t vagy helyileg szedik fek\u00e9lyek, r\u00e1k \u00e9s m\u00e1s betegs\u00e9gek kezel\u00e9s\u00e9re. A kutat\u00e1sok meg\u00e1llap\u00edtott\u00e1k, hogy az amerikai cs\u00f3t\u00e1nyok k\u00e9miai \u00f6sszet\u00e9tele feh\u00e9rj\u00e9ket, aminosavakat, peptideket, cukrokat, zs\u00edrsavakat, feromonokat \u00e9s egyebeket tartalmaz, amelyek biol\u00f3giai aktivit\u00e1sai k\u00f6z\u00e9 tartozik a daganatellenes, m\u00e1jfibr\u00f3zis elleni, antibakteri\u00e1lis, v\u00edrusellenes \u00e9s antioxid\u00e1ns hat\u00e1s.<\/p>\n

A sz\u00e9nhidr\u00e1tok a F\u00f6ld\u00f6n a legnagyobb mennyis\u00e9gben el\u0151fordul\u00f3 szerves vegy\u00fcletek, amelyek a teljes biomassza h\u00e1romnegyed\u00e9t teszik ki, m\u00edg a poliszacharidok az \u00f6sszes biomassza mintegy 90%-j\u00e9t. A poliszacharidok biol\u00f3giai aktivit\u00e1sa els\u0151sorban a daganatellenes, hipoglik\u00e9mi\u00e1s, \u00f6reged\u00e9sg\u00e1tl\u00f3, a csontvel\u0151 v\u00e9rk\u00e9pz\u0151 funkci\u00f3j\u00e1nak fokoz\u00e1sa, az immunit\u00e1s szab\u00e1lyoz\u00e1sa stb., \u00e9s alapvet\u0151en nem m\u00e9rgez\u0151ek \u00e9s nincsenek mell\u00e9khat\u00e1saik. Ez\u00e9rt sz\u00e9les k\u00f6r\u0171 figyelmet kaptak, \u00e9s nagyszer\u0171 alkalmaz\u00e1si kil\u00e1t\u00e1sokkal rendelkeznek az orvostudom\u00e1ny ter\u00fclet\u00e9n. Aktivit\u00e1suk a relat\u00edv molekulat\u00f6meg\u00fckkel, k\u00e9miai \u00f6sszet\u00e9tel\u00fckkel, glikozidos k\u00f6t\u00e9skonfigur\u00e1ci\u00f3jukkal, kapcsol\u00f3d\u00e1si m\u00f3djukkal \u00e9s t\u00e9rbeli konfigur\u00e1ci\u00f3jukkal f\u00fcgg \u00f6ssze. Az amerikai cs\u00f3t\u00e1ny poliszacharidok jellemz\u0151inek meg\u00e9rt\u00e9s\u00e9hez a hidrol\u00edzis reakci\u00f3 felhaszn\u00e1lhat\u00f3 a monoszacharid \u00f6sszet\u00e9tel \u00e9s tartalom v\u00e1ltoz\u00e1sainak elemz\u00e9s\u00e9re, ami alapot ny\u00fajt az amerikai cs\u00f3t\u00e1ny poliszacharidok min\u0151s\u00e9gellen\u0151rz\u00e9s\u00e9hez. A k\u00eds\u00e9rletben az amerikai cs\u00f3t\u00e1ny poliszacharidokat haszn\u00e1lt\u00e1k k\u00eds\u00e9rleti t\u00e1rgyk\u00e9nt. Egyt\u00e9nyez\u0151s k\u00eds\u00e9rletek alapj\u00e1n a monoszacharidok teljes cs\u00facsfel\u00fclet\u00e9t a nagyteljes\u00edtm\u00e9ny\u0171 folyad\u00e9kkromatogr\u00e1fi\u00e1ban indik\u00e1tork\u00e9nt haszn\u00e1lt\u00e1k az amerikai cs\u00f3t\u00e1ny poliszacharidok hidrol\u00edzisfolyamat\u00e1nak optimaliz\u00e1l\u00e1s\u00e1ra a v\u00e1laszfel\u00fclet-m\u00f3dszertan seg\u00edts\u00e9g\u00e9vel a legmagasabb monoszacharid-tartalom el\u00e9r\u00e9se \u00e9rdek\u00e9ben. Ezenk\u00edv\u00fcl tanulm\u00e1nyozt\u00e1k az amerikai cs\u00f3t\u00e1ny poliszacharidok antioxid\u00e1ns aktivit\u00e1s\u00e1t, ami hivatkoz\u00e1si alapot szolg\u00e1ltatott az amerikai cs\u00f3t\u00e1ny poliszacharidok szerkezeti azonos\u00edt\u00e1s\u00e1hoz \u00e9s k\u00e9s\u0151bbi fejleszt\u00e9s\u00e9hez \u00e9s felhaszn\u00e1l\u00e1s\u00e1hoz.<\/p>\n

Ebben a tanulm\u00e1nyban egyt\u00e9nyez\u0151s k\u00eds\u00e9rletek \u00e9s v\u00e1laszfel\u00fcleti k\u00eds\u00e9rletek kombin\u00e1ci\u00f3j\u00e1t alkalmaztuk az amerikai cs\u00f3t\u00e1nyokb\u00f3l sz\u00e1rmaz\u00f3 poliszacharidok extrakci\u00f3s folyamat\u00e1nak felt\u00e9teleinek optimaliz\u00e1l\u00e1s\u00e1ra \u00e9s antioxid\u00e1ns kapacit\u00e1suk el\u0151zetes \u00e9rt\u00e9kel\u00e9s\u00e9re. Az amerikai cs\u00f3t\u00e1ny poliszacharidok hidrol\u00edzis\u00e9nek optim\u00e1lis folyamatfelt\u00e9telei a k\u00f6vetkez\u0151k: 1 \u00f3ra hidrol\u00edzisid\u0151, 120 \u2103 hidrol\u00edzis-h\u0151m\u00e9rs\u00e9klet, 3,5 ml TFA-d\u00f3zis \u00e9s 4740,15 teljes cs\u00facster\u00fclet. Az antioxid\u00e1ns aktivit\u00e1s vizsg\u00e1lat\u00e1nak eredm\u00e9nyei azt mutatt\u00e1k, hogy az amerikai cs\u00f3t\u00e1nyb\u00f3l sz\u00e1rmaz\u00f3 poliszacharidok j\u00f3 antioxid\u00e1ns aktivit\u00e1ssal rendelkeznek, \u00e9s a DPPH, OH \u00e9s ABTS szabad gy\u00f6k\u00f6kkel szemben j\u00f3 elnyel\u0151 k\u00e9pess\u00e9ggel rendelkeznek, az IC50 \u00e9rt\u00e9kek 0,028, 0,78 \u00e9s 0,07 mg\/ml, \u00e9s bizonyos reduk\u00e1l\u00f3 k\u00e9pess\u00e9ggel rendelkeznek. Zhang \u00e9s munkat\u00e1rsai bizonyos pozit\u00edv korrel\u00e1ci\u00f3t tal\u00e1ltak a galakt\u00f3z \u00e9s arabin\u00f3z ar\u00e1nya k\u00f6z\u00f6tt a Bawanghua poliszacharidokban \u00e9s az ABTS szabad gy\u00f6k\u00f6k tiszt\u00edt\u00e1s\u00e1ra szolg\u00e1l\u00f3 IC50 \u00e9rt\u00e9k\u00fck k\u00f6z\u00f6tt. Shang et al. Pearson korrel\u00e1ci\u00f3s elemz\u00e9st v\u00e9gzett \u00f6t ehet\u0151 gomba poliszacharidj\u00e1nak k\u00e9miai \u00f6sszet\u00e9tele \u00e9s monoszacharid-\u00f6sszet\u00e9tele, valamint antioxid\u00e1ns aktivit\u00e1sa (IC50) k\u00f6z\u00f6tt, \u00e9s meg\u00e1llap\u00edtotta, hogy a fuk\u00f3z, a mann\u00f3z \u00e9s a galakt\u00f3z tartalma hat\u00e1ssal van a poliszacharidok ABTS szabadgy\u00f6k-lebont\u00f3 aktivit\u00e1s\u00e1ra; A gl\u00fck\u00f3z \u00e9s a mann\u00f3z tartalma jelent\u0151s hat\u00e1ssal van a poliszacharidok OH-gy\u00f6kfog\u00f3 aktivit\u00e1s\u00e1ra, m\u00edg a fucoidan tartalma pozit\u00edvan korrel\u00e1l a poliszacharidok szuperoxid-anionjainak IC50 \u00e9rt\u00e9k\u00e9vel. Ai meg\u00e1llap\u00edtotta, hogy a mann\u00f3z, a xil\u00f3z, a galakt\u00f3z \u00e9s az arabin\u00f3z jelent\u0151s hat\u00e1ssal van a tea poliszacharidok antioxid\u00e1ns aktivit\u00e1s\u00e1ra. A vonatkoz\u00f3 szakirodalom szerint a poliszacharidok antioxid\u00e1ns aktivit\u00e1sa szorosan \u00f6sszef\u00fcgg a monoszacharid-\u00f6sszet\u00e9tel\u00fckkel \u00e9s az egyes monoszacharidok tartalm\u00e1val. A k\u00eds\u00e9rlet meg\u00e1llap\u00edtotta, hogy az amerikai cs\u00f3t\u00e1nyok poliszacharidjai j\u00f3 tiszt\u00edt\u00f3 k\u00e9pess\u00e9ggel rendelkeznek a DPPH, OH \u00e9s ABTS szabadgy\u00f6k\u00f6kkel szemben. A HPLC-vizsg\u00e1lati eredm\u00e9nyek azt mutatt\u00e1k, hogy hidroliz\u00e1tumuk mann\u00f3zt, gl\u00fck\u00f3z-hidrokloridot, ramn\u00f3zt, gl\u00fck\u00f3zt, galakt\u00f3zt, xil\u00f3zt, arabin\u00f3zt \u00e9s fuk\u00f3zt tartalmaz, 17,0:13,2:9,6:53,4:21,8:1,0:4,6:1,3 mol\u00e1ris ar\u00e1nyban. Az amerikai cs\u00f3t\u00e1ny poliszacharidok antioxid\u00e1ns aktivit\u00e1sa \u00f6sszef\u00fcgghet monoszacharid-\u00f6sszet\u00e9tel\u00fckkel, \u00e9s hogy a hidroliz\u00e1lt amerikai cs\u00f3t\u00e1ny poliszacharidok antioxid\u00e1ns aktivit\u00e1sa fenntarthat\u00f3 vagy n\u00f6velhet\u0151-e, m\u00e9g tov\u00e1bbi k\u00eds\u00e9rleti vizsg\u00e1latokra v\u00e1r.<\/p>","protected":false},"excerpt":{"rendered":"

Amerikai cs\u00f3t\u00e1nyokb\u00f3l sz\u00e1rmaz\u00f3 poliszacharidok hidrol\u00edzis\u00e9nek \u00e9s antioxid\u00e1ns aktivit\u00e1s\u00e1nak vizsg\u00e1lata Az amerikai cs\u00f3t\u00e1ny (Periplaneta Americana L.) a cs\u00f3t\u00e1nyok nemzets\u00e9g\u00e9nek egyik legnagyobb rovara. A cs\u00f3t\u00e1nyok gy\u00f3gy\u00e1szati \u00e9rt\u00e9k\u00e9t m\u00e1r r\u00e9g\u00f3ta feljegyezt\u00e9k a \"Shennong Bencao Jing\"-ben \u00e9s a Ming-dinasztia \"Compendium of Materia Medica\" c\u00edm\u0171 m\u0171v\u00e9ben. Az 1980-as \u00e9vek \u00f3ta a kutat\u00f3k [...]<\/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":"\nResearch on the hydrolysis process and antioxidant activity of polysaccharides from American cockroaches - 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\/amerikai-csotanyok\/\" \/>\n<meta property=\"og:locale\" content=\"hu_HU\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Research on the hydrolysis process and antioxidant activity of polysaccharides from American cockroaches - China Chemical Manufacturer\" \/>\n<meta property=\"og:description\" content=\"Research on the hydrolysis process and antioxidant activity of polysaccharides from American cockroaches The American cockroach (Periplaneta Americana L.) is one of the largest insects in the cockroach genus. 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