Nchịkọta:N'ikwu okwu n'ozuzu, chitin na-ezo aka na chitosan, nke a makwaara dị ka chitosan, deacetylated chitin, chitin deacetylated, chitin soluble, na chitin soluble.Amorphous solids, ntụgharị a kapịrị ọnụ[α] D11—3°～+10°. Ọ fọrọ nke nta ka ọ bụrụ ihe a na-adịghị ahụkebe na mmiri, mana soluble na organic acids dị ka formic acid, acetic acid, benzoic acid, naphthenic acid, na itughari inorganic acids.Ngwaahịa ụlọ ọrụ bụ mpempe akwụkwọ translucent ọcha na-acha ọcha ma ọ bụ isi awọ dị ka ihe siri ike nwere obere pearl.Enweghị isi, akwụkwọ kemịkalụ anaghị egbu egbu, ọ dị mfe imebi, ọ bụkwa polyelectrolyte cationic dị ụkọ.Polysaccharides nwetara site na hydrolysis na alkali siri ike ma ọ bụ enzymatic hydrolysis iji wepụ otu acetyl na otu shuga nke chitin.Ọ bụ soluble na obere acidity aqueous ngwọta, nwere ezigbo biocompatibility, ọ dịghị antigenicity, na-adịghị ike soluble na mmadụ mmiri mmiri.A na-enweta ya site na chitin na shells nke anụmanụ ndị dị ala na osisi ndị a na-ahụkarị n'okike, dị ka arthropods (osisi, nshịkọ), site na mmeghachi omume deacetylation site n'ịgbakwunye alkali na kpo oku.
Omume:Enwere ụzọ abụọ bụ isi maka mmetụta antibacterial nke chitosan: otu bụ na chitosan adsorbs n'elu sel iji mepụta akpụkpọ anụ dị elu, na-egbochi ibufe nri n'ime sel, si otú ahụ na-arụ ọrụ bacteriostatic na bactericidal;Usoro ọzọ bụ na chitosan na-abanye n'ime ahụ cell, na-etinye cytoplasm na cytoplasm na chemicalbook anions n'ime ahụ cell, na-eme ka mmiri na-agbagharị agbagharị, na-akpaghasị ọrụ physiological nkịtị nke cell, si otú ahụ na-egbu nje bacteria.N'ihi na dị iche iche cell mgbidi owuwu nke gram positive bacteria na gram negative bacteria, na dị iche iche degrees nke mmetụta nke abụọ mmetụta na ha, chitosan na dị iche iche ikwu molekul arọ nwere dị iche iche antibacterial usoro.Chitosan bụ a dietary eriri nke nwere mmetụta nke. na-ebelata serum cholesterol, na-achịkwa flora eriri afọ, na mbelata ọbara mgbali.Mgbe mmadụ richara chitosan, nyocha fecal na-egosi na ọ fọrọ nke nta ka ọ ghara ịgbari ma na-etinye ya n'ime ya, ya mere ọ bụ akụkụ nke eriri nri.
Ugbu a, ZhongAn ewepụtala kọntaktị na ahịa US, ma na-aga n'ihu na-enye ha Chitosan kwa ọnwa.Ọ bụrụ na ị nwere ihe ọ bụla, ị nwere ike ịkpọtụrụ ZhongAn, na ZhongAn ga-enye ngwaahịa na ọrụ kacha mma.
Oge nzipu: Mar-24-2023
