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4-Fluoro-7-nitrobenzofurazan CAS:29270-56-2
ʻO 4-Fluoro-7-nitrobenzofurazan kahi hui kemika me ke ʻano molekala C6H2FN3O3. He mea paʻa kristal melemele ia i hoʻohana nui ʻia ma ke ʻano he reagent i nā ʻano hana kemika like ʻole. Ua ʻike ʻia ʻo 4-Fluoro-7-nitrobenzofurazan no kona hiki ke hana me nā amines mua, e hana ana i nā derivatives fluorescent i hiki ke lilo i mea pono i nā noi analytical e like me ka lepili protein a me ka nānā ʻana i ka amino acid. Hoʻohana ʻia hoʻi ia i nā haʻawina e pili ana i ka enzyme kinetics a me ka hoʻoholo ʻana i nā moʻo nucleic acid.
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5-Bromo-4-chloro-3-indolyl-beta-D-glucuronide cyclohexylammonium paʻakai CAS:18656-96-7
ʻO ka paʻakai cyclohexylammonium 5-Bromo-4-chloro-3-indolyl-beta-D-glucuronide, i ʻike ʻia hoʻi ʻo X-glucuronide, he hui kemika i hoʻohana pinepine ʻia i ka biology molecular a me nā hoʻokolohua enzymology. He substrate chromogenic ia i hoʻohana pinepine ʻia e ʻike i ka hana o ka enzyme beta-D-glucuronidase.
ʻO ka hui pū ʻia he hui indole i hoʻopili ʻia i kahi ʻāpana waikawa glucuronic ma o kahi pilina glycosidic. Hāʻawi nā mea hoʻohui bromo a me chloro i ke kūpaʻa a hoʻonui i ka solubility o ka hui.
Ke hoʻomoʻa ʻia me kahi hāpana e loaʻa ana ka beta-D-glucuronidase, ʻoki ka enzyme i ka pilina glycosidic, e hoʻokuʻu ana i ka ʻāpana indole. ʻO ka hopena o kēia hopena i ka hoʻokumu ʻia ʻana o kahi precipitate polū a i ʻole ka loli kala, e ʻae ana i ka ʻike maʻalahi ʻana o ka hana enzyme.
Ma muli o kona ʻano kūikawā no ka beta-D-glucuronidase, hoʻohana nui ʻia ʻo X-glucuronide i nā ʻano hana biology molekala e like me nā hoʻāʻo hoʻololi bacteria a me ka hū, nā hoʻāʻo gene reporter, a me ka hoʻoluʻu histochemical. Hāʻawi ia i kahi ala kūpono a koʻikoʻi hoʻi e ʻike ai i ke alo a i ʻole ka hōʻike ʻana o ka beta-D-glucuronidase a hoʻohana pinepine ʻia me nā hoʻāʻo genetic a i ʻole biochemical ʻē aʻe.
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ʻAkika 8-Anilino-1-naphthalenesulfonic CAS:82-76-8
ʻO ka 8-Anilino-1-naphthalenesulfonic acid, i ʻike ʻia hoʻi ʻo ANS, he dye fluorescent i hoʻohana pinepine ʻia i ka noiʻi biochemical a me biophysical. No ka papa o nā hui organik i ʻike ʻia ʻo nā aniline-based sulfonic acids. Ua ʻike ʻia ʻo ANS no kona hiki ke hoʻopaʻa i nā ʻāpana hydrophobic a i ʻole nā wahi hydrophobic i hōʻike ʻia i loko o nā protein a me nā biomolecules ʻē aʻe.
Hoʻomālamalama ka ANS i ka wā e hoʻopaʻa ʻia ai i nā ʻāpana hydrophobic, e lilo ia i mea pono no ke aʻo ʻana i nā loli conformational protein, nā pilina protein-protein, a me nā kaʻina hana pelu/wehe ʻana o ka protein. ʻO ka hoʻopaʻa ʻana o ANS i nā ʻāpana hydrophobic e alakaʻi i kahi neʻe polū i ka spectrum hoʻokuʻu, hiki ke nānā ʻia me ka hoʻohana ʻana i ka spectroscopy fluorescence.
Hoʻohana pinepine ʻia ʻo ANS i nā ʻano hana noiʻi like ʻole, me ka fluorescence polarization, fluorescence resonance energy transfer (FRET), a me nā hoʻāʻo paʻa wela. Ua hoʻohana ʻia ia e aʻo i ke ʻano a me ke kūpaʻa o nā protein, nā pilina protein-ligand, a me nā kaʻina hana hōʻuluʻulu protein.
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KOLOPENOLULA-BETA-D-GALACTOPYRANOSIDE, PAʻakai SODIUM CAS:99792-50-4
ʻO CHLOROPHENOLRED-BETA-D-GALACTOPYRANOSIDE, SODIUM SALT kahi hui kemika i hoʻohana pinepine ʻia i nā hoʻokolohua hale hana e ʻike ai i ke alo o nā enzymes e hiki ke wāwahi i ka lactose, e like me ka beta-galactosidase. He pauka melemele ʻole a ʻulaʻula paha e lilo i ʻulaʻula i ke alo o kēia mau enzymes, e lilo ia i mea hōʻailona pono no kā lākou hana. Hoʻomaikaʻi ke ʻano paʻakai sodium o kēia hui i kona solubility i nā hopena wai, e ʻae ana i ka hoʻomākaukau maʻalahi a me ka hoʻohana ʻana i nā ʻano hoʻāʻo enzymatic like ʻole.
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Tert-Butylamine CAS 75-64-9 - Kūlana Hilinaʻi no nā Noi Holomua
ʻO Tert-Butylamine (CAS 75-64-9) ke kū nei no kona maʻemaʻe kiʻekiʻe, ka hana mau, a me ke kūpaʻa kemika maikaʻi loa. Ua mahalo ʻia kēia amine aliphatic versatile no kona solubility kupaianaha a me ka hoʻohālikelike ʻana i nā ʻano ʻoihana like ʻole. ʻO nā pono nui e pili ana i kona pono ma ke ʻano he poloka hale i ka synthesis organik, waena i nā lāʻau lapaʻau, a me ka mea hoʻolalelale i ka hana ʻana i ka rubber. Loaʻa iā Tert-Butylamine ka waiwai i nā agrochemicals a ma ke ʻano he mea pale i ka corrosion i nā lubricants. ʻO ke koho ʻana i kā mākou huahana ʻo ia hoʻi ka hana pū ʻana me nā poʻe loea e hoʻokau mua i ka kaohi maikaʻi koʻikoʻi a me nā hoʻonā mea kūʻai aku i hana ʻia, e hōʻoiaʻiʻo ana e loaʻa iā ʻoe ka lako hilinaʻi, i ka manawa kūpono me ke kākoʻo loea. Makemake ʻoe e hoʻonui i ka hana no kāu papahana aʻe? E hoʻokaʻaʻike mai i kēia manawa a e kūkākūkā kākou i kāu mau koi!
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ʻO Neocuproine CAS 484-11-7 - Precision Ligand no ka noiʻi holomua
ʻO Neocuproine (CAS 484-11-7) kahi mea hoʻomaʻemaʻe kiʻekiʻe, he mea hana chelating kūikawā i kaulana no kona koho kūikawā i nā ion keleawe (I). ʻO kona kūpaʻa kemika paʻa a me ke ʻano crystalline i wehewehe pono ʻia e lilo ia i koho punahele i nā keʻena hoʻokolohua a me nā ʻoihana. ʻO nā pono nui e pili ana i kāna hana hilinaʻi i nā haʻawina spectroscopic, ka noiʻi bioinorganic, a me ka catalysis, a me kona kūlike me nā noi analytical a me synthetic like ʻole. ʻO ka pono i hōʻoia ʻia o Neocuproine e kōkua i ka hoʻomohala ʻana i nā ʻano ʻike koʻikoʻi a me nā paʻakikī hou i nā noiʻi kemika a me biochemical. ʻO ke koho ʻana iā mākou e hōʻoiaʻiʻo ana e loaʻa iā ʻoe ka maikaʻi i hoʻāʻo pono ʻia, ke kumu kūʻai moakāka, a me ke kākoʻo loea loea i hana ʻia no kāu mau koi kūikawā. Inā makemake ʻoe e ʻike pehea e hiki ai iā Neocuproine ke hoʻonui i kāu papahana, mai kānalua e hoʻokaʻaʻike mai - hiki i kāu holomua noiʻi aʻe ke hoʻomaka ma aneʻi. E kelepona mai iaʻu i kēia lā e kūkākūkā i kāu mau pono a noi paha i kahi ʻōlelo!
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ʻO Tapso Sodium CAS: 105140-25-8 Kumukūʻai Mea Hana
3-[N-Tris(hydroxymethyl)methylamino]-2-hydroxypropanesulfonic acid,ʻO iahe mea hoʻopaʻa zwitterionic ma ke ʻano o ka paʻakai sodium. Hoʻohana pinepine ʻia ia i nā hoʻokolohua biochemical a me molecular biology no ka mālama ʻana i kahi pH paʻa i loko o nā hopena.It He mea hoʻoheheʻe loa ia i ka wai a he pKa kokoke i ka pH physiological, e kūpono ai no nā ʻano hana like ʻole e like me ka hoʻomaʻemaʻe protein, nā hoʻāʻo enzyme, ka moʻomeheu cell, a me ka electrophoresis. ʻO kona ʻano kemika kū hoʻokahi a me ka kūlike me nā ʻōnaehana olaola e lilo ia i mea nui i nā protocols laboratory like ʻole.
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4-Nitrophenyl phosphate di(tris) paʻakai CAS:68189-42-4
ʻO ka paʻakai 4-Nitrophenyl phosphate di(tris) kahi hui kemika i hoʻohana ʻia i ka noiʻi biochemical a me nā diagnostics. Hoʻohana pinepine ʻia ia ma ke ʻano he substrate no nā hoʻāʻo enzyme alkaline phosphatase. ʻO kēia paʻakai, i ka wā e hydrolyzed ʻia e ka alkaline phosphatase, e hana i kahi huahana melemele hiki ke ana maʻalahi ʻia spectrophotometrically. Hoʻohana nui ʻia kēia hopena i nā noi like ʻole, me nā hoʻāʻo immunosorbent enzyme-linked (ELISAs) a me ka ʻike ʻana i ka hana phosphatase. Pili pololei ka ikaika o ke kala melemele i ka hana enzyme, e ʻae ana i ka helu pololei ʻana o nā pae alkaline phosphatase i nā laʻana olaola. He paʻa ka paʻakai 4-Nitrophenyl phosphate di(tris), hiki ke hoʻoheheʻe ʻia i ka wai, a he koʻikoʻi loa ia, e lilo ia i koho kaulana no nā hoʻāʻo enzyme i ka noiʻi olaola a me ka lāʻau lapaʻau.
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Nitrotetrazolium polū klorido CAS: 298-83-9
ʻO ka Nitrotetrazolium blue chloride, i ʻike ʻia hoʻi ʻo NBT a i ʻole NBT-Cl, he hui kemika i hoʻohana pinepine ʻia i nā hoʻāʻo olaola a me biochemical. He pauka kristal melemele haʻahaʻa ia e hiki ke hoʻoheheʻe ʻia i ka wai.
Hoʻohana pinepine ʻia ʻo NBT ma ke ʻano he hōʻailona e ʻike ai i ke alo o nā radical superoxide a i ʻole nā enzymes e hana ana iā lākou. Hoʻololi ia i ke kala ke hoʻemi ʻia e nā radical superoxide, e huli ana mai ka melemele a i kahi formazan precipitate polū hohonu. Hoʻohana pinepine ʻia kēia hopena i nā hoʻokolohua e aʻo ai i ke kaumaha oxidative, ka hanu ʻana o ke kelepona, a me ka hana enzyme.
Hoʻohana pinepine ʻia ka NBT i nā ʻano hana like ʻole, e like me ka hoʻemi ʻana o ka nitroblue tetrazolium, e ʻike i ka hana ʻana o ka superoxide i loko o nā cell a me nā ʻiʻo. Ua hoʻohana ʻia hoʻi ia i ka immunohistochemistry a me ka histochemistry e ʻike a hoʻonoho i nā enzymes ʻē aʻe a me nā ʻāpana cellular.
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NSP-AS CAS:211106-69-3 Kumukūʻai Mea Hana
ʻO ka hui 3-[9-(((3-(carboxypropyl)[4-Methxylphenyl]sulfonyl)aMine)carboxyl]-10-acridiniuMyl)-1-propanesulfonate paʻakai o loko he molekala paʻakikī i haku ʻia me kahi ʻāpana acridinium i hoʻopili ʻia i kahi paʻakai o loko propanesulfonate. Loaʻa iā ia kahi hui carboxypropyl, kahi hui 4-Methxylphenylsulfonyl, a me kahi hui amine. Ua hoʻohuihui ʻia paha kēia hui no nā noi kikoʻī ma nā wahi e like me ke kemika, nā lāʻau lapaʻau, a i ʻole ka noiʻi.
Eia kekahi, ua hōʻike ʻo NAC i ka manaʻolana i ke kākoʻo ʻana i ke olakino o ke akepaʻa ma ke kōkua ʻana i ka wehe ʻana i nā mea ʻawahia, e like me ka acetaminophen, kahi mea hoʻomaha ʻeha maʻamau. Hiki iā ia ke loaʻa nā hopena pale e kūʻē i ka hōʻino ʻia o ke akepaʻa i hoʻokumu ʻia e ka inu ʻona.
Ma waho aʻe o kona mau waiwai antioxidant a me ke kākoʻo hanu, ua ʻimi ʻia ka NAC no kona mau pono kūpono i ke olakino noʻonoʻo. Hōʻike kekahi mau noiʻi he hopena maikaʻi paha ia i nā maʻi naʻau, e like me ke kaumaha a me ka maʻi obsessive-compulsive (OCD).
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L-Leucine p-nitroanilide hydrochloride CAS:16010-98-3
ʻO ka L-Leucine p-nitroanilide hydrochloride kahi hui kemika no ka hui o nā derivatives p-nitroanilide. He pauka crystalline keʻokeʻo a keʻokeʻo paha ia i hoʻohana pinepine ʻia i ka noiʻi biochemical a me nā hoʻāʻo enzyme.
Hoʻohana pinepine ʻia ka L-Leucine p-nitroanilide hydrochloride ma ke ʻano he substrate e ana i ka hana o nā enzymes e like me nā proteases a me nā peptidases. Ke hoʻokaʻawale kēia mau enzymes i ka L-Leucine p-nitroanilide hydrochloride, hoʻokuʻu ia i ka p-nitroaniline, hiki ke ʻike ʻia spectrophotometrically. ʻO ka wikiwiki o ka loli kala e pili pono ana i ka hana enzymatic, e ʻae ana i ka helu ʻana o ka hana enzyme i nā laʻana olaola.
He mea hoʻoheheʻe kēia hui i ka wai a hiki ke hoʻoheheʻe maʻalahi ʻia i loko o nā hopena buffer kūpono no ka hoʻohana ʻana i nā hoʻāʻo enzymatic. He mea nui e mālama i ka L-Leucine p-nitroanilide hydrochloride ma kahi anuanu a maloʻo e mālama i kona kūpaʻa.
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ʻO Guanidine Thiocyanate Sulfate CAS: 593-84-0
He hui kemika ʻo Guanidine thiocyanate sulfate i loaʻa mai nā guanidine, thiocyanate, a me nā ion sulfate. Hoʻohana nui ʻia ia i ka biology molecular a me ka noiʻi biochemistry ma ke ʻano he mea chaotropic.
Hoʻohana pinepine ʻia ʻo Guanidine thiocyanate sulfate i nā protocols hoʻokaʻawale DNA a me RNA e hoʻopilikia i nā membrane cellular a hoʻololi i nā protein, e ʻae ana i ka unuhi pono ʻana o nā waikawa nucleic. Kōkua ia i ka solubilization o DNA a me RNA, e hiki ai iā lākou ke hoʻokaʻawale a hoʻomaʻemaʻe mai nā ʻano laʻana olaola like ʻole.
Ma muli o kona mau waiwai chaotropic, kōkua ka guanidine thiocyanate sulfate i ka uhaki ʻana i ka hoʻopaʻa hydrogen a me nā pilina non-covalent ʻē aʻe, e hoʻomaʻamaʻa ana i ka hoʻokaʻawale ʻana o nā waikawa nucleic mai nā protein, lipids, a me nā ʻāpana cellular ʻē aʻe. Kōkua pū ia i ka pale ʻana i ka hana RNase, e hōʻoia ana i ka pono a me ka maʻemaʻe o nā waikawa nucleic i unuhi ʻia..
