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I-N-Acetyl-L-cysteine CAS:616-91-1
I-N-Acetyl-L-cysteine (NAC) luhlobo oluguquliweyo lwe-amino acid cysteine. Inika umthombo we-cysteine kwaye inokuguqulwa ngokulula ibe yi-tripeptide glutathione, i-antioxidant enamandla emzimbeni. I-NAC yaziwa ngeempawu zayo ze-antioxidant kunye ne-mucolytic, nto leyo eyenza ukuba ibe luncedo kwizicelo ezahlukeneyo zempilo.
Njenge-antioxidant, i-NAC inceda ekukhuseleni iiseli ekonakaleni okubangelwa zii-free radicals, iintlobo zeoksijini ezisabelayo, kunye neetyhefu. Ikwaxhasa ukwenziwa kwe-glutathione, edlala indima ebalulekileyo kwiinkqubo zokukhupha ubuthi emzimbeni kunye nokugcina inkqubo yomzimba yokuzikhusela isempilweni.
I-NAC ifundwe ngeenzuzo zayo kwimpilo yokuphefumla, ingakumbi kubantu abaneengxaki ezifana ne-bronchitis engapheliyo, i-COPD, kunye ne-cystic fibrosis. Isetyenziswa kakhulu njenge-expectorant ukunceda ukunciphisa nokukhulula i-mucus, okwenza kube lula ukucoca iindlela zomoya.
Ngaphezu koko, i-NAC ibonise ithemba ekuxhaseni impilo yesibindi ngokunceda ekususeni izinto ezinobuthi, ezifana ne-acetaminophen, isithomalalisi sentlungu esiqhelekileyo. Inokuba nefuthe lokukhusela ekonakaleni kwesibindi okubangelwa kukusela utywala.
Ukongeza kwiipropati zayo zokuxhasa i-antioxidant kunye nenkxaso yokuphefumla, i-NAC iye yaphononongwa ngeenzuzo zayo ezinokubakho kwimpilo yengqondo. Olunye uphando lubonisa ukuba inokuba nefuthe elihle kwiingxaki zemood, ezifana nokudakumba kunye ne-obsessive-compulsive disorder (OCD).
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I-GLYCYL-L-PROLINE CAS: 704-15-4
I-Glycyl-L-proline, ekwaziwa ngokuba yi-glycylproline okanye i-Gym-Pro, yi-amino acid derivative equlathe i-amino acid glycine eqhotyoshelwe kwi-amino acid L-proline. Yikhompawundi yendalo efumaneka kwi-collagen, iproteni enoxanduva lolwakhiwo kunye namandla ezicubu ezahlukeneyo emzimbeni. I-Glycyl-L-proline ifundwe ngenxa yeengenelo zayo zempilo, kubandakanya ukukhuthaza impilo yolusu, ukunciphisa ukudumba, kunye nokuxhasa impilo yamalungu namathambo. Ikwasetyenziswa kwi-cosmetic formulations ngenxa yeempawu zayo zokuthambisa kunye ne-antioxidant.
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I-Guanidine Hydrochloride CAS:50-01-1
I-Guanidine hydrochloride yikhompawundi yekhemikhali enefomula yemolekyuli i-CH5N3·I-HCl. Yiarhente enamandla ye-chaotropic esetyenziswa kakhulu kwi-biochemistry nakwi-molecular biology.
I-Guanidine hydrochloride isetyenziswa kakhulu ukunyibilikisa iiproteni, ukuphazamisa izakhiwo zeproteni, kunye nokuvula iiproteni ngeenjongo zokucoca. Isebenza kakuhle kakhulu ekuqhekezeni iibhondi zehydrogen kunye nokuphazamisa ukusebenzisana okungena-covalent kwiiproteni. Le propati iyenza ibe luncedo ekunyibilikiseni iiproteni ezihlala zinganyibiliki okanye ezifumaneka ngokulula.
Ikwasetyenziswa njengesiqinisi seprotheyini, ikhusela iiprotheyini ekudibaneni okungafunekiyo okanye ekugugulekeni ngexesha lovavanyo olwahlukeneyo lwe-biochemical kunye ne-biophysical. I-Guanidine hydrochloride inokunceda ukugcina ulwakhiwo lwendalo kunye nomsebenzi weeprotheyini phantsi kweemeko zokuguguleka..
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I-Acetylthiocholine iodide CAS:1866-15-5
I-Acetylthiocholine iodide yikhemikhali esetyenziswa rhoqo njengesiseko kwiimvavanyo ze-enzyme ukulinganisa umsebenzi we-enzyme i-acetylcholinesterase (AChE). I-AChE yi-enzyme ehambisa i-neurotransmitter acetylcholine, inyathelo elibalulekileyo ekupheliseni ukuhanjiswa kwesignali phakathi kweeseli zemithambo-luvo.
Xa i-acetylthiocholine iodide isebenza yi-AChE, iqela le-acetyl liyasuswa, nto leyo ebangela ukwakheka kwe-thiocholine kunye ne-acetate ions. I-Thiocholine emva koko isabela nge-reagent engenambala ebizwa ngokuba yi-DTNB (5,5′-dithiobis (2-nitrobenzoic acid)) ukuvelisa i-compound enombala otyheli ebizwa ngokuba yi-5-thio-2-nitrobenzoate, enokulinganiswa nge-spectrophotometric. Izinga lophuhliso lombala lihambelana ngqo nomsebenzi we-AChE kwisampuli.
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I-2-Methoxy-4-morpholinobenzenediazonium chloride i-zinc chloride ityuwa ephindwe kabini (21) I-CAS: 67801-08-5
2-Methoxy-4-morpholinobenzenediazonium chloride zinc chloride ityuwa ephindwe kabini yikhompawundi eqinileyo yekristale esetyenziswa njenge-reagent kwi-organic synthesis. Iqulathe i-diazonium cation, ii-chloride anions, kunye ne-zinc cations. Le khompawundi inika uzinzo oluphuculweyo kunye nokunyibilika, okwenza ukuba ifaneleke kwiindlela ezahlukeneyo zeekhemikhali kunye neyeza.
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4,5-Diazafluoren-9-one CAS:50890-67-0
I-4,5-Diazafluoren-9-one yikhemikhali ekwiklasi yee-heterocyclic aromatic compounds. Iqulathe iskeleton ye-fluorene ene-atoms ezimbini ze-nitrogen (i-diaza) kunye ne-atom yeoksijini (enye) enamathele kwiindawo ezithile. Isetyenziswa kakhulu njengebhloko yokwakha okanye i-intermediate kwi-organic synthesis, ingakumbi ekulungiseleleni ii-organic compounds ezahlukeneyo, amayeza, kunye needayi. Ulwakhiwo lwayo kunye nokusebenza kwayo kwenza ukuba ibe sisixhobo esibalulekileyo sokwenza izakhiwo ezahlukeneyo zeemolekyuli kunye namaqela asebenzayo.
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I-Tapso Sodium CAS: 105140-25-8 Ixabiso lomenzi
i-3-[N-Tris(hydroxymethyl)methylamino]-2-hydroxypropanesulfonic acid,Into mnaI-arhente yokubhafa ye-zwitterionic ngendlela yetyuwa yesodium. Isetyenziswa rhoqo kwiimvavanyo zebhayoloji ye-biochemical kunye neye-molecular ukugcina i-pH ezinzileyo kwizisombululo.It Iyanyibilika kakhulu emanzini kwaye ine-pKa esondele kwi-pH ye-physiological, nto leyo eyenza ukuba ifaneleke kwiintlobo ngeentlobo zezicelo ezifana nokucocwa kweproteni, uvavanyo lwe-enzyme, inkcubeko yeseli, kunye ne-electrophoresis. Ulwakhiwo lwayo olukhethekileyo lweekhemikhali kunye nokuhambelana kwayo neenkqubo zebhayoloji kuyenza ibe yinxalenye ebalulekileyo kwiiprotokholi ezahlukeneyo zelebhu.
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Ityuwa ye-4-Nitrophenyl phosphate di(tris) CAS:68189-42-4
Ityuwa ye-4-Nitrophenyl phosphate di(tris) yikhemikhali esetyenziswa kuphando lwebhayoloji kunye nokuxilongwa. Isetyenziswa kakhulu njengesiseko sovavanyo lwe-enzyme ye-alkaline phosphatase. Le tyuwa, xa i-hydrolyzed yi-alkaline phosphatase, ivelisa imveliso enombala otyheli enokulinganiswa ngokulula nge-spectrophotometric. Le mpendulo isetyenziswa kakhulu kwizicelo ezahlukeneyo, kubandakanya uvavanyo lwe-enzyme-linked immunosorbent assays (ELISAs) kunye nokufunyanwa komsebenzi we-phosphatase. Ubungakanani bombala otyheli buhambelana ngqo nomsebenzi we-enzyme, okuvumela ukulinganiswa ngokuchanekileyo kwamanqanaba e-alkaline phosphatase kwiisampuli zebhayoloji. Ityuwa ye-4-Nitrophenyl phosphate di(tris) izinzile, iyanyibilika emanzini, kwaye inobuthathaka kakhulu, okwenza ukuba ibe lukhetho oludumileyo lovavanyo lwe-enzyme kuphando lwebhayoloji nolwezonyango.
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I-Nitrotetrazolium blue chloride CAS:298-83-9
I-Nitrotetrazolium blue chloride, ekwaziwa ngokuba yi-NBT okanye i-NBT-Cl, yikhemikhali esetyenziswa kakhulu kwiimvavanyo zebhayoloji kunye nezebhayoloji. Yipowder etyheli etyheli enyibilikayo emanzini.
I-NBT isetyenziswa rhoqo njengesalathisi sokufumanisa ubukho bee-superoxide radicals okanye ii-enzymes ezizivelisayo. Itshintsha umbala xa incitshiswa zii-superoxide radicals, itshintsha ukusuka kumthubi ukuya kwi-deep blue formazan precipitate. Le mpendulo idla ngokusetyenziswa kwiimvavanyo zokufunda uxinzelelo lwe-oxidative, ukuphefumla kweseli, kunye nomsebenzi wee-enzyme.
I-NBT isetyenziswa kakhulu kwiindlela ezahlukeneyo, ezinje ngokunciphisa i-nitroblue tetrazolium, ukuze kubonwe ukuveliswa kwe-superoxide kwiiseli kunye nezicubu. Ikwasetyenziswe kwi-immunohistochemistry kunye ne-histochemistry ukufumanisa nokuqonda ezinye ii-enzymes kunye nezinto zeseli.
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I-NSP-AS CAS:211106-69-3 Ixabiso lomenzi
Ityuwa yangaphakathi ye-3-[9-((3-(carboxypropyl)[4-Methxylphenyl]sulfonyl)aMine)carboxyl]-10-acridiniuMyl)-1-propanesulfonate yimolekyuli entsonkothileyo equlathe i-acridinium moiety enamathele kwityuwa yangaphakathi ye-propanesulfonate. Iqulethe iqela le-carboxypropyl, iqela le-4-Methxylphenylsulfonyl, kunye neqela le-amine. Le khemikhali isenokuba yenzelwe ukusetyenziswa kwiindawo ezithile ezifana nekhemistri, amayeza, okanye uphando.
Ngaphezu koko, i-NAC ibonise ithemba ekuxhaseni impilo yesibindi ngokunceda ekususeni izinto ezinobuthi, ezifana ne-acetaminophen, isithomalalisi sentlungu esiqhelekileyo. Inokuba nefuthe lokukhusela ekonakaleni kwesibindi okubangelwa kukusela utywala.
Ukongeza kwiipropati zayo zokuxhasa i-antioxidant kunye nenkxaso yokuphefumla, i-NAC iye yaphononongwa ngeenzuzo zayo ezinokubakho kwimpilo yengqondo. Olunye uphando lubonisa ukuba inokuba nefuthe elihle kwiingxaki zemood, ezifana nokudakumba kunye ne-obsessive-compulsive disorder (OCD).
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L-Leucine p-nitroanilide hydrochloride CAS:16010-98-3
I-L-Leucine p-nitroanilide hydrochloride yikhemikhali ekwiqela le-p-nitroanilide derivatives. Yipowder emhlophe ukuya kwemhlophe ekristale esetyenziswa rhoqo kuphando lwe-biochemical kunye novavanyo lwee-enzyme.
I-L-Leucine p-nitroanilide hydrochloride idla ngokusetyenziswa njengesiseko sokulinganisa umsebenzi wee-enzymes ezifana neeproteases kunye neepeptidases. Xa ezi enzymes ziqhekeza i-L-Leucine p-nitroanilide hydrochloride, ikhupha i-p-nitroaniline, enokufunyanwa nge-spectrophotometric. Izinga lokutshintsha kombala lihambelana ngqo nomsebenzi we-enzyme, okuvumela ukuba kulinganiswe umsebenzi we-enzyme kwiisampuli zebhayoloji.
Le khompawundi iyanyibilika emanzini kwaye inokunyibilika lula kwizisombululo ezifanelekileyo ze-buffer ukuze isetyenziswe kwiimvavanyo ze-enzyme. Kubalulekile ukugcina i-L-Leucine p-nitroanilide hydrochloride kwindawo epholileyo neyomileyo ukuze ihlale izinzile.
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I-Guanidine Thiocyanate Sulfate CAS:593-84-0
I-Guanidine thiocyanate sulfate yikhemikhali ephuma kwi-guanidine, thiocyanate, kunye ne-sulfate ions. Isetyenziswa kakhulu kwi-molecular biology kunye nophando lwe-biochemistry njenge-chaotropic agent.
I-Guanidine thiocyanate sulfate idla ngokusetyenziswa kwiiprotokholi zokwahlulwa kwe-DNA kunye ne-RNA ukuphazamisa ii-membrane zeseli kunye neeproteni ze-denature, okuvumela ukukhutshwa kwee-nucleic acids ngokufanelekileyo. Inceda ekunyibilikiseni i-DNA kunye ne-RNA, ivumela ukwahlulwa kwazo kunye nokucocwa kwiisampuli ezahlukeneyo zebhayoloji.
Ngenxa yeempawu zayo ze-chaotropic, i-guanidine thiocyanate sulfate inceda ekuqhawuleni i-hydrogen bonding kunye nezinye iindlela zokunxibelelana ezingezizo ze-covalent, inceda ekuhlukaniseni ii-nucleic acids kwiiproteni, ii-lipids, kunye nezinye izinto zeseli. Ikwanceda ekuthinteleni umsebenzi we-RNase, iqinisekisa ukuthembeka kunye nobunyulu bee-nucleic acids ezikhutshiweyo..
