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4-Fluoro-7-nitrobenzofurazan CAS:29270-56-2
4-Fluoro-7-nitrobenzofurazan bụ ihe mejupụtara kemịkalụ nwere usoro molekul C6H2FN3O3. Ọ bụ ihe siri ike kristal odo odo nke a na-ejikarị eme ihe dị ka ihe na-eme ihe n'ọtụtụ mmeghachi omume kemịkalụ dị iche iche. A maara 4-Fluoro-7-nitrobenzofurazan maka ikike ya imeghachi omume na amine ndị bụ isi, na-emepụta ihe ndị na-emepụta fluorescent nke nwere ike ịba uru na ngwa nyocha dịka labeling protein na nyocha amino acid. A na-ejikwa ya na ọmụmụ ihe metụtara kinetics enzyme na mkpebi nke usoro nucleic acid.
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5-Bromo-4-chloro-3-indolyl-beta-D-glucuronide cyclohexylammonium nnu CAS:18656-96-7
5-Bromo-4-chloro-3-indolyl-beta-D-glucuronide Nnu cyclohexylammonium, nke a makwaara dị ka X-glucuronide, bụ ihe mejupụtara kemịkalụ a na-ejikarị eme ihe na bayoloji molekul na nnwale enzymology. Ọ bụ ihe na-emepụta chromogenic nke a na-ejikarị achọpụta ọrụ nke enzyme beta-D-glucuronidase.
Ihe mejupụtara ya bụ otu indole ejikọtara ya na glucuronic acid site na njikọ glycosidic. Ihe ndị dị na bromo na chloro na-enye nkwụsi ike ma na-eme ka ihe mejupụtara ya sie ike.
Mgbe e tinyere ihe nlele nwere beta-D-glucuronidase n'ime akpa ahụ, enzyme ahụ na-agbaji njikọ glycosidic, na-ewepụta ihe ndị dị n'ime akpa ahụ. Mmeghachi omume a na-eme ka e nwee mgbanwe agba ma ọ bụ acha anụnụ anụnụ, na-enye ohere maka ịchọpụta ọrụ enzyme ahụ ngwa ngwa ma ọ bụ spectrophotometric.
N'ihi na ọ na-akọwapụta beta-D-glucuronidase nke ọma, a na-eji X-glucuronide eme ihe nke ọma n'usoro bayoloji molekul dịka nyocha nje bacteria na mgbanwe yist, nyocha mkpụrụ ndụ ihe nketa, na agba histochemical. Ọ na-enye ụzọ dị mfe ma dị nro iji chọpụta ọnụnọ ma ọ bụ ngosipụta nke beta-D-glucuronidase, a na-ejikwa ya na njikọta ya na nnwale mkpụrụ ndụ ihe nketa ma ọ bụ biochemical ndị ọzọ.
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8-Anilino-1-naphthalenesulfonic acid CAS:82-76-8
8-Anilino-1-naphthalenesulfonic acid, nke a makwaara dị ka ANS, bụ agba fluorescent nke a na-ejikarị eme nchọpụta biochemical na biophysical. Ọ bụ nke otu ihe ndị dị ndụ a maara dị ka sulfonic acid nke dabere na aniline. A maara ANS maka ikike ya ijikọ na mpaghara hydrophobic ma ọ bụ ebe hydrophobic ekpughere na protein na biomolecules ndị ọzọ.
ANS na-enwu enwu mgbe ọ na-ejikọta na mpaghara hydrophobic, nke na-eme ka ọ bụrụ ihe nyocha bara uru maka ịmụ mgbanwe nhazi protein, mmekọrịta protein na protein, na usoro mpịachi/mmepe protein. Njikọ nke ANS na mpaghara hydrophobic na-eduga na mgbanwe anụnụ anụnụ na spectrum emission, nke enwere ike inyocha site na iji fluorescence spectroscopy.
A na-ejikarị ANS eme ihe n'ọtụtụ usoro nyocha dị iche iche, gụnyere fluorescence polarization, fluorescence resonance energy transfer (FRET), na thermal stability assays. Ejirila ya mụọ nhazi na nkwụsi ike nke protein, mmekọrịta protein na ligand, na usoro nchịkọta protein.
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CHLOROPHENOLRED-BETA-D-GALACTOPYRANOSIDE, SODIUM NNU CAS:99792-50-4
CHLOROPHENOLRED-BETA-D-GALACTOPYRANOSIDE, SODIUM NNU bụ ihe kemịkalụ a na-ejikarị eme ihe n'ime nnwale ụlọ nyocha iji chọpụta ọnụnọ nke enzymes nwere ike imebi lactose, dị ka beta-galactosidase. Ọ bụ ntụ ntụ odo odo na-acha ọbara ọbara ma ọ bụ nke na-acha ọbara ọbara n'ihu enzymes ndị a, na-eme ka ọ bụrụ ihe ngosi bara uru maka ọrụ ha. Ụdị nnu sodium nke ihe mejupụtara a na-eme ka ọ na-agbaze na mmiri mmiri, na-enye ohere maka nkwadebe na ojiji dị mfe na nyocha enzymatic dị iche iche.
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Tert-Butylamine CAS 75-64-9 – Ogo a pụrụ ịtụkwasị obi maka ngwa dị elu
Tert-Butylamine (CAS 75-64-9) pụtara ìhè maka ịdị ọcha ya dị elu, arụmọrụ ya na-aga n'ihu, na nkwụsi ike kemịkalụ dị mma. A na-enye amine aliphatic a dị iche iche nnukwu uru maka ịgbaze na ndakọrịta ya dị egwu n'ọtụtụ ụlọ ọrụ dị iche iche. Uru ndị bụ isi gụnyere irè ya dị ka ihe owuwu na mmepụta organic, etiti na ọgwụ, na ngwa ngwa na nhazi roba. Tert-Butylamine na-ahụkwa uru na agrochemicals na dị ka ihe na-egbochi nchara na mmanụ. Ịhọrọ ngwaahịa anyị pụtara ịrụ ọrụ na ndị ọkachamara na-ebute ụzọ na njikwa mma siri ike na ngwọta ndị ahịa ahaziri ahazi, na-ahụ na ị na-enweta nnyefe a pụrụ ịdabere na ya, n'oge yana nkwado teknụzụ. Ị nwere mmasị ime ka arụmọrụ dịkwuo mma maka ọrụ gị na-esote? Kpọtụrụ anyị ugbu a ka anyị kparịta ihe ị chọrọ!
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Neocuproine CAS 484-11-7 – Njikọta nke Precision maka Nnyocha Dị Elu
Neocuproine (CAS 484-11-7) pụtara ìhè dị ka ihe na-eme ka ọ dị ọcha nke ukwuu, nke pụrụ iche, a ma ama maka nhọrọ pụrụ iche ya maka ion ọla kọpa (I). Nkwụsi ike kemịkalụ ya siri ike na nhazi kristal akọwapụtara nke ọma na-eme ka ọ bụrụ nhọrọ a na-ahọrọ na ụlọ nyocha agụmakwụkwọ na ụlọ ọrụ mmepụta ihe. Uru ndị bụ isi gụnyere arụmọrụ a pụrụ ịdabere na ya na ọmụmụ ihe spectroscopic, nyocha bioinorganic, na catalysis, yana ndakọrịta ya na ngwa nyocha na sịntetik dị iche iche. Ọrụ Neocuproine a nwapụtara na-eme ka mmepe nke ụzọ nchọpụta dị nro na mgbagwoju anya ọhụrụ na nyocha kemịkalụ na biochemical dị mfe. Ịhọrọ anyị na-eme ka ị nweta ogo a nwalere nke ọma, nnweta doro anya, na nkwado teknụzụ ọkachamara ahaziri maka ihe pụrụ iche gị. Ọ bụrụ na ị na-achọ ịmata otu Neocuproine ga-esi melite ọrụ gị, egbula oge ịkpọtụrụ anyị - ihe ọhụrụ nyocha gị na-esote nwere ike ịmalite ebe a. Kpọtụrụ m taa iji kparịta mkpa gị ma ọ bụ rịọ maka ọnụahịa!
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Tapso Sodium CAS:105140-25-8 Ọnụahịa Onye Mmepụta
3-[N-Tris(hydroxymethyl)methylamino]-2-hydroxypropanesulfonic acid,Ọ bụ mihe na-egbochi ihe nfụkasị zwitterionic n'ụdị nnu sodium. A na-ejikarị ya eme ihe na nnwale biochemical na molekul bayọlọji maka ịnọgide na-enwe pH kwụsiri ike na ngwọta.It ọ na-agbaze nke ukwuu n'ime mmiri ma nwee pKa dị nso na pH physiological, nke na-eme ka ọ dabara adaba maka ọtụtụ ojiji dịka nhicha protein, nnwale enzyme, ọdịbendị sel, na electrophoresis. Nhazi kemịkalụ pụrụ iche ya na ndakọrịta ya na sistemụ bayoloji na-eme ka ọ bụrụ ihe dị mkpa na usoro nyocha dị iche iche.
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4-Nitrophenyl phosphate di(tris) nnu CAS:68189-42-4
Nnu 4-Nitrophenyl phosphate di(tris) bụ ihe mejupụtara kemịkalụ eji eme nnyocha na nchọpụta ihe ndị dị ndụ. A na-ejikarị ya eme ihe dị ka ihe ndabere maka nnwale enzyme alkaline phosphatase. Nnu a, mgbe alkaline phosphatase tinyere ya na hydrolyze, na-emepụta ngwaahịa agba odo nke enwere ike ịtụ nha spectrophotometric ngwa ngwa. A na-eji mmeghachi omume a eme ihe n'ọtụtụ ngwa dị iche iche, gụnyere enzyme-linked immunosorbent assays (ELISAs) na nchọpụta ọrụ phosphatase. Ike agba odo ahụ dabara kpọmkwem na ọrụ enzyme, na-enye ohere maka nha ziri ezi nke ọkwa alkaline phosphatase na ihe nlele bayọlọji. 4-Nitrophenyl phosphate di(tris) nnu kwụsiri ike, mmiri na-agbaze, ma nwee mmetụta dị ukwuu, na-eme ka ọ bụrụ nhọrọ a ma ama maka nnwale enzyme na nyocha bayọlọji na ahụike.
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Nitrotetrazolium acha anụnụ anụnụ chloride CAS:298-83-9
Nitrotetrazolium blue chloride, nke a makwaara dịka NBT ma ọ bụ NBT-Cl, bụ kemịkalụ a na-ejikarị eme ihe n'ule bayọlọji na nke biochemical. Ọ bụ ntụ kristal na-acha odo odo nke a na-agbaze n'ime mmiri.
A na-ejikarị NBT eme ihe dị ka ihe ngosi iji chọpụta ọnụnọ nke radicals superoxide ma ọ bụ enzymes ndị na-emepụta ha. Ọ na-agbanwe agba mgbe radicals superoxide belatara, na-agbanwe site na odo gaa na ihe na-akpalite formazan miri emi. A na-ejikarị mmeghachi omume a eme ihe na nnwale iji mụọ nrụgide oxidative, iku ume sel, na ọrụ enzyme.
A na-ejikarị NBT eme ihe n'ọtụtụ ụzọ dị iche iche, dịka mbelata nitroblue tetrazolium, iji hụpụta mmepụta superoxide na mkpụrụ ndụ na anụ ahụ. A na-ejikwa ya na immunohistochemistry na histochemistry iji chọpụta ma chọpụta enzymes na ihe ndị ọzọ dị na sel.
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NSP-AS CAS:211106-69-3 Ọnụahịa Onye Mmepụta
Nnu dị n'ime nke 3-[9-(((3-(carboxypropyl)[4-Methxylphenyl]sulfonyl)aMine)carboxyl]-10-acridiniuMyl)-1-propanesulfonate bụ molekul dị mgbagwoju anya nke nwere ihe dị n'ime acridinium nke ejikọtara na nnu dị n'ime nke propanesulfonate. O nwere otu carboxypropyl, otu 4-Methxylphenylsulfonyl, na otu amine. O yikarịrị ka a na-emepụta ihe a maka ojiji ụfọdụ na mpaghara dịka kemistri, ọgwụ, ma ọ bụ nyocha.
Ọzọkwa, NAC egosila nkwa n'ịkwado ahụike imeju site n'inyere aka n'iwepụ ihe ndị na-egbu egbu, dị ka acetaminophen, ọgwụ mgbu a na-ahụkarị. O nwekwara ike inwe mmetụta nchebe megide mmebi imeju nke mmanya na-aba n'anya kpatara.
Tinyere ihe ndị na-egbochi ọrịa na iku ume, a chọpụtala uru NAC nwere ike ịba n'ahụike uche. Ụfọdụ nnyocha na-egosi na ọ nwere ike inwe mmetụta dị mma na nsogbu ọnọdụ uche, dịka ịda mbà n'obi na nsogbu nrụgide uche (OCD).
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L-Leucine p-nitroanilide hydrochloride CAS: 16010-98-3
L-Leucine p-nitroanilide hydrochloride bụ kemịkalụ nke so na otu ihe ndị sitere na p-nitroanilide. Ọ bụ ntụ kristal ọcha site na ọcha ruo na ọcha nke a na-ejikarị eme ihe na nyocha biochemical na nnwale enzyme.
A na-ejikarị L-Leucine p-nitroanilide hydrochloride eme ihe dị ka ihe e ji amịpụta ihe iji tụọ ọrụ nke enzymes dị ka proteases na peptidases. Mgbe enzymes ndị a kewara L-Leucine p-nitroanilide hydrochloride, ọ na-ewepụta p-nitroaniline, nke enwere ike ịchọpụta site na spectrophotometric. Ọnụego mgbanwe agba ahụ kwekọrọ kpọmkwem na ọrụ enzymatic, na-enye ohere maka ịtụle ọrụ enzyme na ihe nlele bayọlọji.
A na-agbaze ihe a n'ime mmiri ma nwee ike ịgbaze ya ngwa ngwa na mmiri nchekwa kwesịrị ekwesị maka iji ya na nnwale enzymatic. Ọ dị mkpa ịchekwa L-Leucine p-nitroanilide hydrochloride n'ebe dị jụụ ma kpọọ nkụ iji mee ka ọ kwụsie ike.
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Guanidine Thiocyanate Sulfate CAS:593-84-0
Guanidine thiocyanate sulfate bụ kemịkalụ sitere na ion guanidine, thiocyanate, na sulfate. A na-ejikarị ya eme ihe na bayọlọjik molekul na nyocha bayọlọjik dị ka ihe na-akpata nsogbu.
A na-ejikarị Guanidine thiocyanate sulfate eme ihe na usoro DNA na RNA iji mebie akpụkpọ ahụ sel na protein denature, na-enye ohere maka mwepụta nke nucleic acid nke ọma. Ọ na-enyere aka na ịgbaze DNA na RNA, na-eme ka ha dị ọcha ma na-eme ka ha dị ọcha site na ọtụtụ ihe atụ bayọlọji dị iche iche.
N'ihi ihe ndị dị na ya nke na-eme ka ọ dị ka chaotropic, guanidine thiocyanate sulfate na-enyere aka imebi njikọ hydrogen na mmekọrịta ndị ọzọ na-abụghị covalent, na-eme ka nkewa nke nucleic acid na protein, lipids, na ihe ndị ọzọ dị na sel dị mfe. Ọ na-enyekwa aka igbochi ọrụ RNase, na-ahụ na ọ dị ọcha ma na-eme ka a mata na ọ dị ọcha nke nucleic acid ndị a na-ewepụta..
