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ʻO Vancomycin hydrochloride CAS: 1404-93-9
He lāʻau antibiotic ʻo Vancomycin hydrochloride i hoʻohana ʻia e mālama i nā maʻi koʻikoʻi i hoʻokumu ʻia e kekahi mau ʻano bacteria. No ka papa glycopeptide o nā lāʻau lapaʻau ia a hana ma ke kāohi ʻana i ka synthesis o peptidoglycan, kahi ʻāpana koʻikoʻi o nā paia cell bacteria. Hoʻohana pinepine ʻia ia e mālama i nā maʻi e like me MRSA, Clostridium difficile-associated diarrhea, a me ka bacterial endocarditis..
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HEPPS CAS:16052-06-5 Kumukūʻai Mea Hana
ʻO HEPPS, ʻo ia hoʻi ka N-(2-Hydroxyethyl)piperazine-N'-2-ethanesulfonic acid, he mea hoʻopaʻa zwitterionic i hoʻohana pinepine ʻia i ka noiʻi biological a me biochemical. Ua kaulana ia no kona hiki ke hoʻopaʻa maikaʻi loa a me ke kūpaʻa ma luna o kahi ākea pH ākea, ʻoi aku hoʻi ma ka pae o ka pH 6.8-8.2. Hoʻohana pinepine ʻia ʻo HEPPS i nā media moʻomeheu cell, ka hoʻomaʻemaʻe protein, nā hopena enzymatic, a me nā noi ʻē aʻe e pono ai kahi pH i kāohi pono ʻia. Hiki ke hoʻoheheʻe ʻia i ka wai a hoʻohana pinepine ʻia ma nā ʻano mai 10 mM a 100 mM. Ua manaʻo ʻia ʻo HEPPS ʻaʻole ia he mea ʻawahia i nā cell a he haʻahaʻa ka hoʻopilikia hope, e lilo ia i koho kaulana no nā protocols hoʻokolohua he nui.
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2,3,5-Triphenyl-2H-tetrazolium chloride CAS:298-96-4
ʻO 2,3,5-Trifhenyl-2H-tetrazolium chloride, i ʻike ʻia hoʻi ʻo TTC, he hui i hoʻohana pinepine ʻia ma ke ʻano he hōʻailona redox i nā noi olaola a me nā kemika. ʻIke ʻia ia ma ke ʻano he pauka crystalline melemele-keʻokeʻo.
Hoʻohana pinepine ʻia ka TTC i nā ʻano hoʻāʻo olaola like ʻole a me nā hoʻokolohua e hoʻoholo ai i ke ola o nā cell a me ka hana metabolic. Ke hoʻohui ʻia i nā cell ola, hoʻemi ʻia ia ma ke ʻano enzymatic e hana i kahi huahana formazan ʻulaʻula. Aia kēia hōʻemi i nā enzymes dehydrogenase hana i loko o nā cell ola. No laila, ʻo ka nui o ka formazan ʻulaʻula i hana ʻia e pili ana i ka helu o nā cell hana metabolically.
ʻO ka hiki o TTC ke loiloi i ke ola o nā cell e lilo ia i mea pono i nā wahi noiʻi e like me ka hoʻāʻo ʻana i ka cytotoxicity, nā hoʻāʻo hoʻonui cell, a me ka loiloi ʻana i ka pono o ka lāʻau. Eia kekahi, hoʻohana ʻia ia i ka microbiology no ka loiloi ʻana i ka ulu ʻana o ka bacteria, a me nā haʻawina e pili ana i ka moʻomeheu ʻiʻo mea kanu a me ka loiloi ola o nā ʻiʻo.
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ʻO Gly-Pro p-nitroanilide p-toluenesulfonate paʻakai CAS: 65096-46-0
ʻO ka paʻakai Gly-Pro p-nitroanilide p-toluenesulfonate kahi hui kemika i hoʻohana ʻia i nā hoʻāʻo enzymatic e ana i ka hana o nā peptidases proline-specific. Loaʻa iā ia ka dipeptide Gly-Pro i hoʻopili ʻia i kahi hui p-nitroanilide, hiki ke hoʻokuʻu ʻia e ka hana o nā peptidases proline-specific.
I nā hoʻāʻo enzymatic, hoʻohui ʻia kēia hui i kahi laʻana e loaʻa ana ka enzyme o ka hoihoi. Hoʻopau ka enzyme i ka pilina ma waena o glycine (Gly) a me proline (Pro), e hoʻokuʻu ana i ka hui p-nitroanilide. Hiki ke ana ʻia ka p-nitroanilide i hoʻokuʻu ʻia ma ke ʻano spectrophotometrically, e ʻae ana i ka hoʻoholo ʻana i ka hana a ka enzyme.
ʻO ke ʻano paʻakai p-toluenesulfonate o Gly-Pro p-nitroanilide e hāʻawi i ke kūpaʻa a me ka solubility i nā hopena wai, e hoʻomaʻalahi ana i kona hoʻohana ʻana i nā hoʻāʻo enzymatic..
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5-Bromo-4-chloro-3-indolyl-N-acetyl-beta-D-glucosaminide CAS:4264-82-8
ʻO 5-Bromo-4-chloro-3-indolyl-N-acetyl-beta-D-glucosaminide kahi hui i hoʻohana ʻia i nā haʻawina biochemical like ʻole, ʻoi aku hoʻi no ka ʻike ʻana a me ka nānā ʻana i ka hana enzyme. He substrate ia e hiki ke hydrolyzed ʻia e nā enzymes kikoʻī, e hopena ana i ka hoʻokuʻu ʻia ʻana o kahi huahana kala a fluorescent paha.
Hoʻohana pinepine ʻia kēia hui i nā hoʻāʻo e ʻike i ke alo a me ka hana o nā enzymes e like me ka beta-galactosidase a me ka beta-glucuronidase. Hoʻokaʻawale kēia mau enzymes i nā hui acetyl a me glucosaminide mai ka substrate, e alakaʻi ana i ka hoʻokumu ʻia ʻana o kahi chromophore polū a ʻōmaʻomaʻo paha.
ʻO ke ʻano kūikawā o 5-Bromo-4-chloro-3-indolyl-N-acetyl-beta-D-glucosaminide e ʻae ai i ka ʻike maʻalahi a me ka helu ʻana o ka hana enzyme. ʻO kona hoʻohana ʻana i nā ʻano hana hoʻokolohua like ʻole, me ka histochemistry, immunohistochemistry, a me nā hoʻāʻo cell-based, ua kōkua i ka hoʻomaopopo maikaʻi ʻana i nā hana enzyme.
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AMPPD CAS:122341-56-4 Kumukūʻai Mea Hana
AMPPD, pōkole no ʻO 3-(2′-spiroadamantane)-4-methoxy-4-(3″-phosphoryloxy)phenyl-1,2-dioxetane, he substrate chemiluminescent i hoʻohana pinepine ʻia i nā noi biological a me immunoassay. Hoʻohana nui ʻia ia i ka noiʻi biology molecular, diagnostics, a me nā ʻepekema ola.
Ua hoʻolālā kūikawā ʻia ʻo AMPPD e hoʻohana pū ʻia me nā alkaline phosphatase enzyme conjugates. Ke hōʻike ʻia i ka alkaline phosphatase, hana ʻo AMPPD i kahi hopena enzymatic cleavage wikiwiki a maikaʻi hoʻi, e alakaʻi ana i ka hoʻokuʻu ʻana o ka mālamalama.
ʻIke ʻia ke kukui i hoʻopuka ʻia mai AMPPD me ka hoʻohana ʻana i nā ʻōnaehana kiʻi koʻikoʻi a i ʻole nā luminometers, e ʻae ana i ka helu ʻana a me ka nānā ʻana i nā molekala i manaʻo ʻia a i ʻole nā analytes. Hāʻawi kēia ʻano ʻike e pili ana i ka chemiluminescence i ka ʻike kiʻekiʻe, ka walaʻau hope haʻahaʻa, a me kahi laulā dynamic ākea.
Ma muli o kona kūpaʻa a me ka hōʻailona lōʻihi, kūpono loa ʻo AMPPD no nā noi e like me Western blotting, ELISA (enzyme-linked immunosorbent assay), DNA hybridization, a me ka in situ hybridization. Hiki iā ia ke ʻike a kālailai i nā protein, nā nucleic acid, nā antibodies, a me nā biomolecules ʻē aʻe.
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2,6-Dichloroindophenol paʻakai sodium CAS:620-45-1
ʻO 3,5-Dichlorophenyldiazonium tetrafluoroborate kahi hui kemika i hoʻohana pinepine ʻia i ka synthesis organik. He paʻakai diazonium ia, ʻo ia hoʻi, aia kahi hui diazonium (N2+) i hoʻopili ʻia i kahi apo phenyl i pani ʻia me nā ʻātoma chlorine ma nā kūlana 3 a me 5.
Hoʻohana pinepine ʻia kēia hui i nā hopena e pili ana i ka hoʻopili ʻana me nā hui ʻala ʻē aʻe. Hiki iā ia ke hana i nā hopena e like me ka hoʻololi ʻala electrophilic, kahi e hiki ai iā ia ke hoʻoili i kāna hui diazonium i kahi hui ʻala nucleophilic ʻē aʻe e hana i kahi pilina hou. He mea pono loa kēia no ka hoʻolauna ʻana o nā hui hana ma luna o nā apo ʻala..
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3,3′-Diaminobenzidine CAS:91-95-2
ʻO 3,3′-Diaminobenzidine (DAB) kahi hui kemika i hoʻohana pinepine ʻia i nā ʻano hana hoʻoluʻu immunohistochemistry (IHC) a me ka immunocytochemistry (ICC). He substrate chromogenic ia e hana ana i kahi huahana hopena brown ke hōʻike ʻia i nā enzymes peroxidase, e hōʻike ana i ke alo o ka antigen target.
Hoʻohana pinepine ʻia ka DAB e ʻike i nā protein a i ʻole nā biomolecules ʻē aʻe o ka hoihoi i loko o nā laʻana olaola, e like me nā ʻāpana ʻiʻo a i ʻole nā pūnaewele. Hiki iā ia ke hāʻawi i kahi māka kūloko a ʻike ʻia no ka antigen target, e ʻae ana i nā mea noiʻi e ʻike a kālailai i kona hoʻolaha ʻana a me ka nui.
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(±)-6-Hydroxy-2,5,7,8-tetramethylchromane-2-carboxylic acid CAS:53188-07-1
He hui synthetic ʻo Trolox no ka papa o nā antioxidants i ʻike ʻia ʻo nā analogs vitamin E. He antioxidant ikaika ia e hiki ke scavenge free radicals a pale i nā cell a me nā ʻiʻo mai ka pōʻino oxidative. Ua aʻo nui ʻia ʻo Trolox no kona mau pono olakino, me kona hiki ke hōʻemi i ka mumū, pale i ka pōʻino cellular, a kākoʻo i ke olakino cardiovascular. Hoʻohana pinepine ʻia ia ma ke ʻano he hui kuhikuhi i ka noiʻi antioxidant a ma ke ʻano he mea hoʻohui i nā meaʻai like ʻole a me nā huahana hoʻonaninani.
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1-(3-Dimethylaminopropyl)-3-ethylcarbodiimide hydrochloride CAS:25952-53-8
ʻO 1-(3-Dimethylaminopropyl)-3-ethylcarbodiimide hydrochloride, i ʻike ʻia hoʻi ʻo EDC hydrochloride a i ʻole EDAC, he hui kemika i hoʻohana pinepine ʻia i ka biochemistry a me ka biology molecular ma ke ʻano he mea hoʻopili no ka hoʻoulu ʻana i nā hui carboxyl. He pauka crystalline keʻokeʻo ia i hoʻoheheʻe nui ʻia i ka wai.
Hoʻohana nui ʻia ʻo EDC hydrochloride i ka hana ʻana o nā peptides a me nā protein ma o ka hoʻomaʻamaʻa ʻana i ke kūkulu ʻana o nā pilina amide ma waena o nā hui carboxyl a me nā amino. Hana ia ma ka hoʻoulu ʻana i nā hui carboxyl, ka mea e hana pū me nā hui amino i ke alo o kahi mea hoʻopili e like me N-hydroxysuccinimide (NHS). ʻO kēia hopena ka hopena i ka hoʻokumu ʻana o nā pilina amide paʻa.
Hoʻohana ʻia hoʻi ʻo EDC hydrochloride i ka noiʻi DNA a me RNA no ka hoʻololi ʻana a me ke kāpili ʻana i nā waikawa nucleic, a me ka hoʻopaʻa ʻana o nā enzymes a me nā biomolecules ʻē aʻe ma luna o nā ʻili. He reagent versatile ia e hiki ai ke hoʻonui i ka pono a me ke kikoʻī o kēia mau hopena.
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HEPES CAS:7365-45-9 Kumukūʻai Mea Hana
ʻO HEPES (4-(2-Hydroxyethyl)piperazine-1-ethanesulfonic acid) kahi buffer biological i hoʻohana pinepine ʻia i ka noiʻi biological a me kemika. Ua ʻike ʻia no kona hiki ke mālama i kahi pH paʻa i loko o nā hopena wai, e kūpono ai no nā noi like ʻole e pili ana i nā kaʻina hana cellular a me enzymatic. He hui zwitterionic ʻo HEPES, ʻo ia hoʻi he mau uku maikaʻi a maikaʻi ʻole ma nā hui hana kaʻawale, e hiki ai iā ia ke kūʻē i nā loli i ka pH i hoʻokumu ʻia e ka hoʻohui ʻana o nā waikawa a i ʻole nā kumu. Hoʻohana pinepine ʻia ia i ka moʻomeheu cell, nā hoʻāʻo enzyme, nā haʻawina protein, nā hoʻokolohua electrophoresis, a me nā ʻano lāʻau lapaʻau.
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p-Nitrophenyl -aL-Fucopyranoside CAS:10231-84-2
ʻO ka p-Nitrophenyl-α-L-Fucopyranoside kahi hui kemika e pili ana i ka papa o nā nitrophenyl glycosides. Hoʻohana pinepine ʻia ia i ka noiʻi biochemical ma ke ʻano he substrate no ka enzyme α-L-fucosidase, ka mea e hoʻoulu ai i kona hydrolysis. ʻAʻohe kala o kēia hui a hiki ke hoʻoheheʻe ʻia i loko o nā mea hoʻoheheʻe organik, e maʻalahi ai no nā hoʻāʻo enzymatic.
