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4-Fluoro-7-nitrobenzofurazan CAS:29270-56-2
I-4-Fluoro-7-nitrobenzofurazan iyinhlanganisela yamakhemikhali enefomula yama-molecule i-C6H2FN3O3. Iyi-crystalline solid ephuzi esetshenziswa kakhulu njenge-reagent ekuphenduleni okuhlukahlukene kwamakhemikhali. I-4-Fluoro-7-nitrobenzofurazan yaziwa ngekhono layo lokusabela nama-amine ayinhloko, yakha ama-fluorescent derivatives angaba usizo ekusetshenzisweni kokuhlaziya okufana nokulebula amaprotheni kanye nokuhlaziywa kwe-amino acid. Iphinde isetshenziswe ezifundweni ezihlobene ne-enzyme kinetics kanye nokunqunywa kokulandelana kwe-nucleic acid.
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5-Bromo-4-chloro-3-indolyl-beta-D-glucuronide cyclohexylammonium salt CAS:18656-96-7
I-5-Bromo-4-chloro-3-indolyl-beta-D-glucuronide Usawoti we-cyclohexylammonium, owaziwa nangokuthi i-X-glucuronide, uyinhlanganisela yamakhemikhali evame ukusetshenziswa ku-biology yama-molecule kanye nokuhlolwa kwe-enzymology. Kuyi-substrate ye-chromogenic evame ukusetshenziswa ukuthola umsebenzi we-enzyme beta-D-glucuronidase.
Le nhlanganisela yakhiwe yiqembu le-indole elihlanganiswe nengxenye ye-glucuronic acid ngesibopho se-glycosidic. Izinto ezithatha indawo ye-bromo ne-chloro zinikeza ukuzinza futhi zithuthukise ukuncibilika kwenhlanganisela.
Uma ifakwa esikhumbeni ngesampula equkethe i-beta-D-glucuronidase, i-enzyme ihlukanisa isibopho se-glycosidic, ikhulule ingxenye ye-indole. Lokhu kusabela kuphumela ekwakhekeni kokuchayeka okuluhlaza okwesibhakabhaka noma ushintsho lombala, okuvumela ukutholakala okulula kokubona noma kwe-spectrophotometric komsebenzi we-enzyme.
Ngenxa yokucaciswa kwayo kwe-beta-D-glucuronidase, i-X-glucuronide isetshenziswa kabanzi kumasu e-molecular biology njengokuhlolwa kokuguqulwa kwamagciwane kanye nemvubelo, ukuhlolwa kwezakhi zofuzo ezibikayo, kanye nokupenda nge-histochemical. Ihlinzeka ngezindlela ezilula nezibucayi zokuthola ukuba khona noma ukubonakaliswa kwe-beta-D-glucuronidase futhi ivame ukusetshenziswa kanye nezinye izivivinyo zezakhi zofuzo noma ze-biochemical.
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8-Anilino-1-naphthalenesulfonic acid CAS:82-76-8
I-8-Anilino-1-naphthalenesulfonic acid, eyaziwa nangokuthi i-ANS, iyidayi ekhanyayo evame ukusetshenziswa ocwaningweni lwe-biochemical kanye ne-biophysical. Iyingxenye yesigaba samakhemikhali e-organic aziwa ngokuthi ama-sulfonic asekelwe ku-aniline. I-ANS yaziwa ngekhono layo lokubopha ezindaweni ezihlala emanzini noma ezindaweni ezihlala emanzini ezibonakala zigcwele amanzi kumaprotheni nakwamanye ama-biomolecule.
I-ANS iyakhanya uma iboshelwe ezindaweni ezithinta amanzi, okwenza kube yiprobe ewusizo yokufunda izinguquko zokwakheka kwamaprotheni, ukusebenzisana kwamaprotheni namaphrotheni, kanye nezinqubo zokugoqa/ukuvuleka kwamaprotheni. Ukubopha kwe-ANS ezindaweni ezithinta amanzi kuholela ekushintsheni okuluhlaza okwesibhakabhaka ku-emission spectrum, okungaqashwa kusetshenziswa i-fluorescence spectroscopy.
I-ANS ivame ukusetshenziswa ezinhlobonhlobo zezindlela zocwaningo, okuhlanganisa i-fluorescence polarization, i-fluorescence resonance energy transfer (FRET), kanye ne-thermal stability assays. Isetshenziswe ukutadisha isakhiwo kanye nokuqina kwamaprotheni, ukusebenzisana kwamaprotheni ne-ligand, kanye nezinqubo zokuhlanganisa amaprotheni.
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I-CHLOROPHENOLRED-BETA-D-GALACTOPYRANOSIDE, I-SODIUM USAWOTI CAS:99792-50-4
I-CHLOROPHENOLRED-BETA-D-GALACTOPYRANOSIDE, I-SODIUM SALT iyinhlanganisela yamakhemikhali evame ukusetshenziswa ekuhlolweni kwelabhorethri ukuthola ukuthi kukhona ama-enzyme angaphula i-lactose, njenge-beta-galactosidase. Iyimpuphu ephuzi engenambala noma ephuzi ephenduka ibe bomvu uma kukhona la ma-enzyme, okwenza kube yinkomba ewusizo yomsebenzi wawo. Uhlobo lwe-sodium salt yale nhlanganisela luthuthukisa ukuncibilika kwayo ezixazululweni zamanzi, okuvumela ukulungiswa okulula nokusetshenziswa ekuhlolweni okuhlukahlukene kwama-enzyme.
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I-Tert-Butylamine CAS 75-64-9 – Ikhwalithi Ethembekile Yezinhlelo Zokusebenza Ezithuthukisiwe
I-Tert-Butylamine (CAS 75-64-9) ivelele ngobumsulwa bayo obuphezulu, ukusebenza njalo, kanye nokuqina kwamakhemikhali okuhle kakhulu. Le amine ye-aliphatic eguquguqukayo iyaziswa ngokuncibilika kwayo okumangalisayo kanye nokuhambisana kwayo ezimbonini eziningi. Izinzuzo ezibalulekile zifaka phakathi ukusebenza kwayo njengesisekelo sokwakha ekuhlanganisweni kwezinto eziphilayo, okuphakathi kwemithi, kanye nokusheshisa ekucutshungulweni kwerabha. I-Tert-Butylamine ithola futhi inani kumakhemikhali ezolimo kanye nokuvimbela ukugqwala kumafutha okugcoba. Ukukhetha umkhiqizo wethu kusho ukusebenza nochwepheshe ababeka phambili ukulawulwa kwekhwalithi okuqinile kanye nezixazululo zamakhasimende ezenzelwe wena, ukuqinisekisa ukuthi uthola ukunikezwa okuthembekile, okufika ngesikhathi ngokusekelwa kobuchwepheshe. Unentshisekelo yokwandisa ukusebenza kwephrojekthi yakho elandelayo? Xhumana nathi manje futhi ake sixoxe ngezidingo zakho!
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I-Neocuproine CAS 484-11-7 – I-Ligand Eqondile Yocwaningo Oluthuthukisiwe
I-Neocuproine (CAS 484-11-7) ivelele njenge-ejenti ekhethekile yokuhlanzeka okuphezulu, eyaziwa ngokukhetha kwayo okuhlukile kuma-ion e-copper(I). Ukuqina kwayo kwamakhemikhali okuqinile kanye nesakhiwo sayo sekristalu esichazwe kahle kwenza kube ukukhetha okuthandwayo kokubili emalabhorethri ezemfundo kanye nezimboni. Izinzuzo ezibalulekile zifaka phakathi ukusebenza kwayo okuthembekile ezifundweni ze-spectroscopic, ucwaningo lwe-bioinorganic, kanye ne-catalysis, kanye nokuhambisana kwayo nezinhlelo zokusebenza ezahlukahlukene zokuhlaziya nezokwenziwa. Ukusebenza kahle kwe-Neocuproine okufakazelwe kusiza ukuthuthukiswa kwezindlela zokuthola ezibucayi kanye nezinkimbinkimbi ezintsha ekuphenyweni kwamakhemikhali kanye ne-biochemical. Ukukhetha thina kuqinisekisa ukuthi uthola ikhwalithi evivinywe ngokuqinile, ukutholakala okusobala, kanye nokusekelwa kobuchwepheshe kochwepheshe okwenzelwe izidingo zakho ezihlukile. Uma unesifiso sokuthi i-Neocuproine ingathuthukisa kanjani iphrojekthi yakho, ungangabazi ukuxhumana nathi—impumelelo yakho elandelayo yocwaningo ingaqala lapha. Xhumana nami namuhla ukuze uxoxe ngezidingo zakho noma ucele ikhotheshini!
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I-Tapso Sodium CAS: 105140-25-8 Intengo Yomkhiqizi
i-3-[N-Tris(hydroxymethyl)methylamino]-2-hydroxypropanesulfonic acid,KuyimiI-sa zwitterionic buffering agent ngesimo sikasawoti we-sodium. Ivame ukusetshenziswa ekuhlolweni kwe-biochemical kanye ne-molecular biology ukuze kugcinwe i-pH ezinzile ezixazululweni.It incibilika kakhulu emanzini futhi ine-pKa eseduze ne-pH yemvelo, okwenza ifaneleke ezinhlotsheni eziningi zezicelo ezifana nokuhlanzwa kwamaprotheni, ukuhlolwa kwama-enzyme, ukukhuliswa kwamaseli, kanye ne-electrophoresis. Isakhiwo sayo samakhemikhali esiyingqayizivele kanye nokuhambisana kwayo nezinhlelo zezinto eziphilayo kuyenza ibe yingxenye ebalulekile kumaphrothokholi ahlukahlukene elebhu.
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Usawoti we-4-Nitrophenyl phosphate di(tris) CAS:68189-42-4
Usawoti i-4-Nitrophenyl phosphate di(tris) usawoti uyinhlanganisela yamakhemikhali esetshenziswa ocwaningweni lwe-biochemical kanye nokuxilongwa. Uvame ukusetshenziswa njengesisekelo sokuhlolwa kwe-enzyme ye-alkaline phosphatase. Losawoti, uma ufakwa i-hydrolyzed yi-alkaline phosphatase, ukhiqiza umkhiqizo ophuzi ongalinganiswa kalula nge-spectrophotometric. Lokhu kusabela kusetshenziswa kabanzi ezinhlotsheni ezahlukene zokusebenza, kufaka phakathi ukuhlolwa kwe-immunosorbent okuxhunywe yi-enzyme (ELISAs) kanye nokutholwa komsebenzi we-phosphatase. Ukuqina kombala ophuzi kuhambisana ngqo nomsebenzi we-enzyme, okuvumela ukulinganiswa okunembile kwamazinga e-alkaline phosphatase kumasampula ebhayoloji. Usawoti i-4-Nitrophenyl phosphate di(tris) uzinzile, uyancibilika emanzini, futhi uzwela kakhulu, okwenza kube ukukhetha okuthandwayo kokuhlolwa kwe-enzyme ocwaningweni lwebhayoloji nolwezokwelapha.
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I-Nitrotetrazolium blue chloride CAS:298-83-9
I-Nitrotetrazolium blue chloride, eyaziwa nangokuthi i-NBT noma i-NBT-Cl, iyinhlanganisela yamakhemikhali evame ukusetshenziswa ekuhlolweni kwezinto eziphilayo kanye nezamakhemikhali. Iyimpuphu ephuzi ephuzi encibilikayo emanzini.
I-NBT ivame ukusetshenziswa njengesibonakaliso sokubona ukuba khona kwama-superoxide radicals noma ama-enzyme awakhiqizayo. Ishintsha umbala uma incishiswa ama-superoxide radicals, ishintsha isuka kophuzi iye ku-deep blue formazan precipitate. Lokhu kusabela kuvame ukusetshenziswa ezivivinyweni zokufunda ukucindezeleka kwe-oxidative, ukuphefumula kwamaseli, kanye nomsebenzi wama-enzyme.
I-NBT ivame ukusetshenziswa ezindleleni ezahlukene, njengokunciphisa i-nitroblue tetrazolium, ukubona ngeso lengqondo ukukhiqizwa kwe-superoxide emaseli nasezicutshini. Iphinde yasetshenziswa ku-immunohistochemistry kanye ne-histochemistry ukuthola nokuthola amanye ama-enzyme kanye nezingxenye zamaseli.
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I-NSP-AS CAS:211106-69-3 Intengo Yomkhiqizi
I-compound 3-[9-(((3-(carboxypropyl)[4-Methxylphenyl]sulfonyl)aMine)carboxyl]-10-acridiniuMyl)-1-propanesulfonate usawoti wangaphakathi iyi-molecule eyinkimbinkimbi equkethe ingxenye ye-acridinium enamathele kusawoti wangaphakathi we-propanesulfonate. Iqukethe iqembu le-carboxypropyl, iqembu le-4-Methxylphenylsulfonyl, kanye neqembu le-amine. Le compound cishe yenzelwe ukusetshenziswa okuthile ezindaweni ezifana ne-chemistry, imithi, noma ucwaningo.
Ngaphezu kwalokho, i-NAC ibonise isithembiso ekusekeleni impilo yesibindi ngokusiza ekususeni izinto ezinobuthi, njenge-acetaminophen, umuthi ovamile wokuqeda ubuhlungu. Kungase futhi kube nemiphumela yokuvikela ekulimaleni kwesibindi okubangelwa ukuphuza utshwala.
Ngaphezu kwezakhiwo zayo zokuvikela ama-antioxidant kanye nokusekela ukuphefumula, i-NAC iye yahlolwa ngezinzuzo zayo ezingaba khona empilweni yengqondo. Ucwaningo oluthile lubonisa ukuthi ingaba nomthelela omuhle ezinkingeni zemizwa, njengokucindezeleka kanye nesifo sokuzikhukhumeza (OCD).
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I-L-Leucine p-nitroanilide hydrochloride CAS:16010-98-3
I-L-Leucine p-nitroanilide hydrochloride iyinhlanganisela yamakhemikhali eyingxenye yeqembu lezinto eziphuma ku-p-nitroanilide. Iyimpuphu yekristalu emhlophe kuya kwemhlophe evame ukusetshenziswa ocwaningweni lwe-biochemical kanye nokuhlolwa kwama-enzyme.
I-L-Leucine p-nitroanilide hydrochloride ivame ukusetshenziswa njenge-substrate ukukala umsebenzi wama-enzyme afana nama-protease nama-peptidases. Lapho la ma-enzyme ehlukana i-L-Leucine p-nitroanilide hydrochloride, ikhipha i-p-nitroaniline, engatholakala nge-spectrophotometric. Izinga lokushintsha kombala lilingana ngqo nomsebenzi we-enzyme, okuvumela ukubalwa komsebenzi we-enzyme kumasampula ebhayoloji.
Le nhlanganisela iyancibilika emanzini futhi ingancibilika kalula ezixazululweni ezifanele ze-buffer ukuze isetshenziswe ekuhlolweni kwe-enzyme. Kubalulekile ukugcina i-L-Leucine p-nitroanilide hydrochloride endaweni epholile neyomile ukuze ihlale izinzile.
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I-Guanidine Thiocyanate Sulfate CAS:593-84-0
I-Guanidine thiocyanate sulfate iyinhlanganisela yamakhemikhali etholakala kuma-ion e-guanidine, thiocyanate, kanye ne-sulfate. Ivame ukusetshenziswa ocwaningweni lwe-biology yamangqamuzana kanye ne-biochemistry njenge-ejenti ye-chaotropic.
I-Guanidine thiocyanate sulfate ivame ukusetshenziswa kumaphrothokholi okuhlukaniswa kwe-DNA ne-RNA ukuphazamisa ulwelwesi lwamaseli kanye namaprotheni aqhekekile, okuvumela ukukhishwa kahle kwama-nucleic acid. Kuyasiza ekuncibilikisweni kwe-DNA ne-RNA, okuvumela ukuhlukaniswa kwazo nokuhlanzwa kwazo kumasampula ahlukahlukene ebhayoloji.
Ngenxa yezakhiwo zayo ze-chaotropic, i-guanidine thiocyanate sulfate isiza ekuphuleni i-hydrogen bonding kanye nokunye ukusebenzisana okungena-covalent, okwenza kube lula ukuhlukaniswa kwama-nucleic acid kumaprotheni, ama-lipid, nezinye izingxenye zamaseli. Iphinde isize ekuvimbeleni umsebenzi we-RNase, iqinisekise ubuqotho nobumsulwa bama-nucleic acid akhishwe..
