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Diethylene triamine pentaacetic acid CAS:67-43-6
Diethylene triamine pentaacetic acid (DTPA) bụ kemịkalụ a na-ejikarị eme ihe dị ka ihe na-eme ka ihe dị nro. O nwere ike ijikọ ya na ion ígwè dị arọ, ọkachasị ndị dị ka lead, mercury, na cadmium, iji mepụta ihe ndị siri ike. A na-eji DTPA eme ihe n'ọtụtụ ụzọ, gụnyere ọgwụgwọ gburugburu ebe obibi, ọgwụgwọ ahụike, usoro ụlọ ọrụ mmepụta ihe, na ọgwụ redio. Njirimara ya nke na-eme ka ígwè dị nro na-eme ka ọ dị irè n'iwepụ ọla dị arọ na mmiri mkpofu, ịgwọ nsị ígwè dị arọ, igbochi nnyonye anya na mmeghachi omume kemịkalụ, na ime ka nnyefe ọgwụ ọgwụgwọ dị mfe. N'ozuzu, DTPA bụ ngwakọta dị iche iche nwere ngwa dị mkpa na ụlọ ọrụ dị iche iche.
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2,2′-Oxybis (etylamine) dihydrochloride CAS: 60792-79-2
2,2′-Oxybis(ethylamine) dihydrochloride, nke a makwaara dị ka diethylenetriamine, bụ ihe mejupụtara kemịkalụ nwere usoro molekul C6H16N2Cl2. Ọ bụ mmiri mmiri doro anya, enweghị agba, nke nwere isi pụrụ iche.
A na-ejikarị Diethylenetriamine eme ihe dị ka ihe owuwu ụlọ na mmepụta nke ọtụtụ ihe ndị dị ndụ. A na-ejikarị ya eme ihe dị ka ihe na-ejikọ ihe ndị dị na polymer, dị ka resin, ihe na-ejikọ ihe, na ihe mkpuchi. Ọ nwekwara ike ịrụ ọrụ dị ka ihe na-eme ka ion ígwè dị mma, nke na-eme ka ọ baa uru na ojiji dịka ihe mkpuchi ígwè na ọgwụgwọ mmiri.
Tinyere nke ahụ, a na-eji diethylenetriamine eme ihe n'ụlọ ọrụ ọgwụ dị ka ihe mmalite maka imepụta ụfọdụ ọgwụ na ọgwụ ndị na-eme ka ọgwụ dị n'etiti. Enwere ike ịgbanwe ya iji webata ọrụ ụfọdụ ma melite arụmọrụ ọgwụ.
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Ethidium Bromide CAS:1239-45-8
Ethidium bromide (EtBr) bụ agba fluorescent a na-ejikarị eme ihe na bayoloji molekul na biochemistry maka ịhụ nucleic acids, ọkachasị DNA, na agarose gel electrophoresis. Ọ nwere njikọ dị elu maka DNA, mgbe e tinyere ya na ultraviolet (UV), ọ na-enwu ma na-ewepụta agba uhie-oroma. Nke a na-enye ndị nchọpụta ohere ịchọpụta ma nyochaa iberibe DNA nke kewara site na nha na matrix gel.
EtBr na-agbakọta n'etiti DNA na RNA, na-eme ka mgbanwe dị na njirimara fluorescence ya. A na-agbakwụnyekarị ya na gel agarose ma ọ bụ gwakọta ya na ihe nlele DNA tupu electrophoresis. Mgbe gel ahụ pụtara na ìhè UV, eriri DNA nwere EtBr na-apụta dị ka eriri oroma na-egbuke egbuke megide ndabere gbara ọchịchịrị, na-eme ka ọ dị mfe ịhụ ma nyochaa iberibe DNA ahụ.
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3,3′-Diaminobenzidine CAS:91-95-2
3,3′-Diaminobenzidine (DAB) bụ kemịkalụ a na-ejikarị eme ihe na biochemistry na histology maka ịcha protein, nucleic acids, na macromolecules ndị ọzọ. Mgbe e tinyere ya na oxidation, ọ na-emepụta ihe na-agba aja aja nke a na-ahụ anya ngwa ngwa n'okpuru microscope. A na-ejikarị DAB staining achọpụta ọnụnọ na ebe nke molekul ụfọdụ, dị ka antigens ma ọ bụ enzymes, dị na mkpụrụ ndụ na anụ ahụ. Ọ bụ nhọrọ a ma ama maka immunohistochemistry na immunocytochemistry n'ihi nnukwu mmetụta na nkwụsi ike ya. DAB staining nwere ike inye nghọta bara uru na nhazi cellular na mmekọrịta molekul, na-enyere aka na nyocha na nchọpụta na ngalaba dịka ọgwụ, bayoloji, na pathology.
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Glycine CAS:56-40-6 Ọnụahịa Onye Mmepụta
Glycine bụ otu n'ime amino asịd kachasị mfe ma a na-ewere ya dị ka ihe na-adịghị mkpa, nke pụtara na ahụ nwere ike imepụta ya n'onwe ya. Ọ na-arụ ọrụ dị oke mkpa na mmepụta nke protein, na-arụ ọrụ dị ka ihe owuwu maka mmepụta protein.
Glycine na-etinyekwa aka n'ọtụtụ usoro metabolic dị iche iche n'ahụ. Ọ na-arụ ọrụ dị ka ihe na-ebute ụzọ maka ọtụtụ ihe dị mkpa, gụnyere heme (ihe mejupụtara hemoglobin) na creatine (dị mkpa maka metabolism ike na akwara).
Ọzọkwa, glycine na-arụ ọrụ dị ka neurotransmitter na sistemụ akwara etiti, na-arụ ọrụ n'ịgbanwe mkpali nke mkpụrụ ndụ akwara. A na-ejikọta ya na ịkwalite izu ike, ịdị jụụ, na ime ka ụra ka mma.
A na-ahụ Glycine n'ọtụtụ nri, gụnyere anụ, anụ ọkụkọ, azụ̀, ihe ndị e ji mmiri ara ehi mee, mkpụrụ osisi na akwụkwọ nri ụfọdụ. Enwere ike iji mgbakwunye ya kwado uto akwara, melite ụra, ma kwalite ọdịmma zuru oke.
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4-METHOXYBENZENEDIAZONIUM TETRAFLUOROBORATE CAS:459-64-3
4-Methoxybenzenediazonium tetrafluoroborate bụ ihe mejupụtara kemịkalụ nke so na otu nnu diazonium. Ọ nwere otu diazonium (N≡N⁺) nke ejikọtara na mgbanaka 4-methoxybenzene, ihe mgbochi ya bụkwa tetrafluoroborate (BF4⁻).
A maara nnu diazonium maka mmeghachi omume ha ma a na-ejikarị ha eme ihe dị ka ihe etiti n'ọtụtụ mmeghachi omume organic. Ha nwere ike ịgbanwe ọtụtụ mgbanwe, gụnyere mgbanwe aromatic electrophilic, mmeghachi omume njikọ, na mmepụta agba azo.
A na-eji 4-Methoxybenzenediazonium tetrafluoroborate eme ihe kpọmkwem na kemịkalụ organic iji webata otu 4-methoxybenzene n'ime molekul ndị ọzọ site na mmeghachi omume njikọ diazonium. Ọ bụ ihe na-enye aka maka njikọta nke ihe ndị sitere na aryl ma enwere ike iji ya mee ihe na nkwadebe nke ọgwụ, agrochemicals, na ihe ndị ọzọ sitere na organic.
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Iodonitrotetrazolium chloride CAS:146-68-9
Iodonitrotetrazolium chloride bụ ihe mejupụtara nke a na-ejikarị eme ihe n'ule ihe ndị dị ndụ na ihe ndị dị ndụ iji chọpụta ọnụnọ nke enzymes dehydrogenase. A na-ejikarị ya agba redox iji hụ ọrụ metabolic nke sel. Ihe mejupụtara ya anaghị enwe agba mana ọ na-emepụta ngwaahịa formazan uhie mgbe ọ na-emeghachi omume na enzymes kpọmkwem dị na sel ndị dị ndụ. Mmeghachi omume a na-enye ndị nchọpụta ohere ịchọpụta ọrụ na ndụ nke sel n'ule ma ọ bụ ule nchọpụta.
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4-Nitrophenyl phosphate disodium nnu hexahydrate CAS:4264-83-9
4-Nitrophenyl phosphate disodium salt hexahydrate bụ ihe mejupụtara kemịkalụ nke a na-ejikarị eme ihe dị ka ihe ndabere maka ịchọpụta ọrụ nke enzymes phosphatase. Ọ na-adị ka ntụ ọcha site na ọcha ruo na-acha ọcha ma na-agbaze nke ukwuu na mmiri. Mgbe enzymes phosphatase mere ya, ọ na-enweta mmeghachi omume nke na-eme ka agba odo odo pụta, nke enwere ike ịtụ spectrophotometric. Ihe mejupụtara a na-achọta ngwa dị iche iche na nyocha biochemical na ngwa nchọpụta maka ịchọpụta na ịtụle ọrụ phosphatase na ihe atụ..
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Methylphenazinium methosulfate CAS:299-11-6
Methylphenazinium methosulfate (MPMS) bụ ihe na-arụ ọrụ redox nke a na-ejikarị eme ihe dị ka ihe na-ebu eletrọn n'ọtụtụ ọmụmụ ihe gbasara kemịkalụ na biophysical. Ọ bụ nnu nke nwere methylphenazinium cation (ihe mejupụtara heterocyclic) na methosulfate anion.
A na-ejikarị MPMS eme ihe dị ka ihe ọzọ maka ndị na-ebu elektrọn ọdịnala, dịka ferricyanide ma ọ bụ phenazine ethosulfate, n'ihi nkwụsi ike ya na oke mmiri na-agbaze. O nwere ezigbo ihe onwunwe redox, nke na-enye ya ohere ịnabata ma bufee elektrọn n'oge mmeghachi omume enzymatic.
Otu n'ime ihe ndị dị mkpa e ji eme MPMS bụ n'ule ndị gụnyere nha nke nnyefe elektrọn ma ọ bụ ọrụ enzymatic. A na-ejikarị ya eme ihe na sistemụ enzyme iji nyochaa nnyefe elektrọn n'etiti ihe dị iche iche. Enwere ike ịchọpụta mbelata nke MPMS site na spectrophotometric, ebe nnabata ya na-agbanwe n'ihi usoro nnyefe elektrọn.
A na-ejikwa MPMS eme ihe n'ọmụmụ ihe gbasara iku ume mitochondrial na oxidative phosphorylation. Ọ nwere ike ịrụ ọrụ dị ka ihe na-anabata elektrọn arụrụ arụ, na-enye ndị nchọpụta ohere inyocha ọrụ na nhazi nke usoro ndị a na sistemụ dị iche iche nke ihe ndị dị ndụ.
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4-Nitrophenyl-alpha-L-fucopyranoside CAS:10231-84-2
4-Nitrophenyl-alpha-L-fucopyranoside bụ ihe mejupụtara kemịkalụ nke sitere na ezinụlọ glycosides. Ọ nwere molekul shuga fucose nke ejikọtara na otu 4-nitrophenyl. A na-ejikarị ihe mejupụtara a eme ihe dị ka ihe ndabere na nnwale enzymatic iji mụọ ọrụ nke fucosidases, nke bụ enzymes metụtara mmebi nke molekul nwere fucose. Mgbe enzyme fucosidase mere ihe, a na-ekewa 4-nitrophenyl-alpha-L-fucopyranoside, na-eme ka 4-nitrophenol pụta, nke enwere ike ịtụ nha site na iji spectrophotometry. Ihe mejupụtara a bara uru nke ukwuu na ọmụmụ ihe metụtara ọrụ enzymatic, nkọwapụta substrate, nyocha inhibitor, na kinetics nke enzymes fucosidase.
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N-Ethylmaleemide CAS:128-53-0 Ọnụahịa Onye Mmepụta
N-Ethylmaleemide (NEM) bụ obere ihe ndị sitere n'okike nke a na-ejikarị eme ihe na nchọpụta biochemistry na molekul bayọlọji. Ọ na-arụ ọrụ dị ka ihe na-egbochi otu protein sulfhydryl (thiol) site n'ịgbanwe ma gbochie ọrụ ha n'enweghị mgbagha. NEM na-emeghachi omume nke ukwuu na otu sulfhydryl, dị ka ndị dị na amino acid cysteine, ma nwee ike imeghachi omume na otu sulfhydryl efu na ndị dị na protein. Nke a na-eme NEM ka ọ bụrụ ngwaọrụ bara uru maka ịmụ ọrụ protein, mmekọrịta protein-protein, na ọrụ enzyme. Ejirila ihe ndị na-egbochi ya mee ihe n'ọtụtụ ojiji, gụnyere proteomics, enzymology, bayoloji nhazi, na nchọpụta ọgwụ.
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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.
