Theaflavins (TFs)kumaThearubigins (TRs)ƙungiyoyi ne daban-daban guda biyu na mahaɗan polyphenolic waɗanda aka samo a cikin baƙar fata, kowannensu yana da nau'ikan sinadarai na musamman da kaddarorin. Fahimtar bambance-bambancen da ke tsakanin waɗannan mahadi yana da mahimmanci don fahimtar gudunmawar ɗayansu ga halaye da fa'idodin kiwon lafiya na baki shayi. Wannan labarin yana nufin samar da cikakken bincike na rarrabuwar kawuna tsakanin Theaflavins da Thearubigins, da goyan bayan shaida daga binciken da ya dace.
Theaflavins da thearubigins duka flavonoids ne waɗanda ke ba da gudummawa ga launi, dandano, da jikin shayi.Theaflavins orange ne ko ja, kuma thearubigins ja-launin ruwan kasa ne. Theaflavins sune flavonoids na farko da ke fitowa yayin da iskar oxygen, yayin da thearubigins ke fitowa daga baya. Theaflavins suna ba da gudummawa ga astringency, haske, da briskness, yayin da thearubigins ke ba da gudummawa ga ƙarfinsa da jin bakinsa.
Theaflavins rukuni ne na mahaɗan polyphenolic waɗanda ke ba da gudummawa ga launi, ɗanɗano, da kaddarorin inganta lafiyar baki shayi. An kafa su ta hanyar dimerization na oxidative na catechins yayin aikin fermentation na ganyen shayi. Theaflavins an san su don maganin antioxidant da tasirin kumburi, waɗanda aka danganta da fa'idodin kiwon lafiya daban-daban, gami da kariya na zuciya da jijiyoyin jini, abubuwan rigakafin cutar kansa, da yuwuwar tasirin rigakafin tsufa.
A wannan bangaren,Thearubiginsmanyan mahadi ne na polyphenolic waɗanda kuma ana samun su daga oxidation na polyphenols na shayi a lokacin fermentation na ganyen shayi. Suna da alhakin wadataccen launin ja da kuma halayen ɗanɗano na shayi na shayi. Thearubigins an hade da antioxidant, anti-mai kumburi, da kuma kayan kariya na fata, yana mai da su batun sha'awa a fagen rigakafin tsufa da fata.
A sinadarai, Theaflavins sun bambanta da Thearubigins dangane da tsarin kwayoyin su da abun da ke ciki. Theaflavins sune mahadi na dimeric, ma'ana haɗuwa da ƙananan raka'a biyu ne ke samar da su, yayin da Thearubigins sune manyan mahadi na polymeric sakamakon polymerization na flavonoids daban-daban a lokacin fermentation na shayi. Wannan rarrabuwar kawuna na ba da gudummawa ga ayyukansu na halitta daban-daban da kuma tasirin lafiyarsu.
| Theaflavins | Thearubigins | |
| Launi | Orange ko ja | Ja-launin ruwan kasa |
| Gudunmawar shayi | Astringency, haske, da briskness | Karfi da bakin-ji |
| Tsarin sinadaran | An bayyana da kyau | Daban-daban da ba a sani ba |
| Kashi na busassun nauyi a cikin baki shayi | 1-6% | 10-20% |
Theaflavins sune babban rukunin mahadi da ake amfani da su don tantance ingancin baƙar shayi. Matsakaicin theaflavins zuwa thearubigins (TF:TR) yakamata ya zama 1:10 zuwa 1:12 don babban shayi mai inganci. Lokacin fermentation shine babban abu don kiyaye TF: TR rabo.
Theaflavins da thearubigins sune samfuran halayen da aka kirkira daga catechins yayin iskar inzymatic na shayi yayin masana'anta. Theaflavins suna ba da launi orange ko orange-ja ga shayi kuma suna ba da gudummawa ga jin daɗin baki da iyakar samuwar kirim. Su ne mahadi na dimeric waɗanda ke da kwarangwal na benzotropolone wanda aka samo asali daga haɗin haɗin gwiwar da aka zaɓa na nau'i-nau'i na catechins. Hasken Shakoki na Kaya (-) - Epigallate Chinate an bi ta hanyar bashin CO2 da Alifi ). An gano manyan theaflavins guda huɗu a cikin baƙar shayi: theaflavin, theaflavin-3-monogallate, theaflavin-3′-monogallate, da theaflavin-3,3′-digallate. Bugu da ƙari, stereoisomers da abubuwan da suka samo asali na iya kasancewa. Kwanan nan, an ba da rahoton kasancewar theaflavin trigallate da tetragallate a cikin baƙar fata (Chen et al., 2012). Theaflavins za a iya ƙara oxidized. Wataƙila su ne mafarin samuwar polymeric thearubigins. Duk da haka, har yanzu ba a san hanyar da za ta ɗauka ba. Thearubigins sune launin ja-launin ruwan kasa ko launin ruwan kasa-launin ruwan kasa a cikin baƙar fata, abin da ke cikin su ya kai kashi 60% na busassun nauyin jiko na shayi.
Dangane da fa'idodin kiwon lafiya, Theaflavins an yi nazari sosai don yuwuwar rawar da suke takawa wajen inganta lafiyar zuciya. Bincike ya nuna cewa Theaflavins na iya taimakawa wajen rage matakan cholesterol, inganta aikin jini, da kuma yin tasirin maganin kumburi, dukansu suna da amfani ga lafiyar zuciya. Bugu da ƙari, Theaflavins sun nuna yuwuwar hana haɓakar ƙwayoyin cutar kansa kuma suna iya samun abubuwan hana ciwon sukari.
A gefe guda, Thearubigins an haɗa su da antioxidant da anti-inflammatory effects, waɗanda ke da mahimmanci don magance matsalolin oxidative da kumburi a cikin jiki. Wadannan kaddarorin na iya ba da gudummawa ga yuwuwar rigakafin tsufa da tasirin kariya na fata na Thearubigins, yana mai da su batun sha'awar kulawar fata da bincike mai alaƙa da shekaru.
A ƙarshe, Theaflavins da Thearubigins su ne nau'ikan polyphenolic daban-daban waɗanda aka samo a cikin baƙar fata, kowannensu yana da abubuwan haɗin sinadarai na musamman da fa'idodin kiwon lafiya. Yayin da aka danganta Theaflavins zuwa lafiyar zuciya da jijiyoyin jini, magungunan ciwon daji, da kuma yiwuwar maganin ciwon sukari, Thearubigins an danganta su da antioxidant, anti-inflammatory, da kayan kariya na fata, yana mai da su batun sha'awar rigakafin tsufa da kulawar fata. bincike.
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Lokacin aikawa: Mayu-11-2024
