Ọganihu na kemistri dị mma na ọrụ ahụike nke tii ojii

Tii ojii, nke agbajuru agbaju, bụ tii kacha eri n'ụwa. Mgbe a na-edozi ya, ọ ga-akpọnwụ, ịgbagharị na gbaa ụka, nke na-ebute mmeghachi omume biochemical dị mgbagwoju anya nke ihe ndị dị na akwụkwọ tii ma mesịa mụọ ekpomeekpo ya na ahụike pụrụ iche. N'oge na-adịbeghị anya, ndị otu nyocha nke Prọfesọ WANG Yuefei sitere na College of Agriculture and Biotechnology, University Zhejiang, emeela ọganihu dị iche iche n'ihe gbasara nhazi àgwà na ọrụ ahụike nke black tea.

Site na iji nyocha mmetụta na metabolomics iji nyochaa mmetụta nke usoro nhazi dị iche iche na ogige tii Zijuan na-agbanwe agbanwe na nke na-adịghị agbanwe agbanwe, ndị otu ahụ chọpụtara na phenylacetic acid na glutamine jikọtara nke ọma na ísì na uto nke Zijuan black tea, n'otu n'otu. si otú a na-enye ntụaka maka njikarịcha usoro nhazi nke Zijuan black tea (Zhao et al., LWT -Sayensị nri na teknụzụ, 2020). N'ime ọmụmụ ihe ndị sochirinụ, ha chọpụtara na mkpokọta oxygen nwere ike ịkwalite catechins, flavonoid glycosides na phenolic acid, na catechins oxidation nwere ike mee ka mmebi nke amino asịd na-etolite aldehydes na-agbanwe agbanwe ma kwalite oxidation nke phenolic acid, si otú ahụ na-ebelata astringency na obi ilu na ịkwalite umami. , nke na-enye nghọta ọhụrụ banyere nguzobe nke tii ojii. E bipụtara nchoputa nchọcha ndị a n'akwụkwọ isiokwu ya bụ "Ịgba mmiri na-eme ka ikuku oxygen na-eme ka ọ dị ụtọ tii ojii site n'ibelata ihe ndị na-elu ilu na astringent metabolites" na akwụkwọ akụkọ.Nchọpụta Nri Mba Nilena Julaị, 2021.

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Mgbanwe na metabolites na-adịghị agbanwe agbanwe n'oge nhazi na-emetụta ma àgwà na ọrụ ahụike nke nwa tii. Na Nọvemba 2021, ndị otu ahụ bipụtara akụkọ ohere mepere emepe nke akpọrọ "Mgbanwe metabolite na-adịghị agbanwe agbanwe n'oge nhazi tii ojii Zijuan na-emetụta ikike nchebe na HOEC nke ekpughere nicotine" na akwụkwọ akụkọ.Nri & Ọrụ. Ọmụmụ ihe a gosiri na leucine, isoleucine, na tyrosine bụ isi ngwaahịa hydrolysis n'oge akpọnwụ, na theaflavin-3-gallate (TF-3-G), theaflavin-3'-gallate (TF-3'-G) na theaflavin-3. ,3'-gallate (TFDG) ka emebere n'oge ntụgharị. Ọzọkwa, oxidation nke flavonoid glycosides, catechins na dimeric catechins mere n'oge gbaa ụka. N'oge ihicha, ngbanwe amino acid ghọrọ ihe na-achị. Mgbanwe nke theaflavins, ụfọdụ amino acids na flavonoid glycosides nwere mmetụta dị ukwuu na nguzogide Zijuan black tii na nicotine kpatara mmerụ ahụ epithelial cell mmadụ, na-egosi na mmụba nke ihe ndị na-arụ ọrụ kpọmkwem na nkwalite ọrụ pụrụ iche nke tii ojii site na imeziwanye. usoro mmepụta nke tii ojii nwere ike ịbụ echiche dị egwu maka nhazi ngwaahịa tii.

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Na Disemba 2021, ndị otu ahụ bipụtara akụkọ ọzọ akpọrọ "Black Tea Allviates Particulate Matter-Induced Lung Injury site na Gut-Lung Axis in Oke" naAkwụkwọ akụkọAgricultural na Food Chemistry. Ọmụmụ ihe a gosipụtara na ụmụ oke ekpughere nke PM (ihe dị iche iche) gosipụtara nrụgide oxidative na mbufụt na ngụgụ, nke nwere ike ibelata nke ukwuu site na nri Zijuan nwa tii tii kwa ụbọchị n'ụzọ dabere na ntinye uche. N'ụzọ na-akpali mmasị, ma akụkụ ethanol-soluble (ES) na ethanol precipitate fraction (EP) gosipụtara mmetụta dị mma karịa nke TI. Ọzọkwa, fecal microbiota transplantation (FMT) kpughere na gut microbiota dị iche iche na-emezigharị site na TI na akụkụ ya nwere ike ibelata mmerụ ahụ nke PMs kpatara. Na mgbakwunye, ndịOtu Lachnospiraceae_NK4A136nwere ike ịbụ isi eriri afọ microbe na-enye aka na nchekwa nke EP. "Nsonaazụ ndị a gosiri na oriri ojii na-eri kwa ụbọchị na ụmụ irighiri ya, karịsịa EP, nwere ike ibelata mmerụ ahụ nke PM na-akpata site na eriri eriri afọ na ụmụ oke, ya mere na-enye nkọwa usoro maka ọrụ ahụike nke nwa tii," Wang kwuru.


Oge nzipu: Dec-28-2021