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popso disodium CAS:108321-07-9
ʻO ka paʻakai disodium Piperazine-N,N'-bis(2-hydroxypropanesulphonic acid) he hui kemika i haku ʻia me nā hui piperazine, bis(2-hydroxypropanesulphonic acid), a me ʻelua mau ion sodium. Hoʻohana pinepine ʻia ia ma ke ʻano he mea hoʻopaʻa a me ka mea hoʻoponopono pH i nā noi ʻoihana a me nā hale hana like ʻole. Kōkua ka hui i ka mālama ʻana i kahi pH kikoʻī i loko o nā hopena, e lilo ia i mea pono i nā kaʻina hana e like me ka hoʻomaʻemaʻe protein, biology molecular, a me ka noiʻi lāʻau lapaʻau. Eia kekahi, hiki iā ia ke hana ma ke ʻano he mea chelating no nā ion metala a hoʻopaʻa i ka hana enzyme i kekahi mau hopena biochemical.
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3-Morpholino-2-hydroxypropanesulfonic acid paʻakai sodium CAS: 79803-73-9
ʻO ka paʻakai sodium 3-Morpholino-2-hydroxypropanesulfonic acid, i ʻike ʻia hoʻi ʻo ka paʻakai sodium MES, he hui kemika i hoʻohana pinepine ʻia ma ke ʻano he mea hoʻopaʻa i ka noiʻi olaola a me biochemical.
He buffer zwitterionic ʻo MES e hana ana ma ke ʻano he mea hoʻoponopono pH, e mālama ana i ka pH paʻa i nā ʻōnaehana hoʻokolohua like ʻole. He mea hoʻoheheʻe loa ia i ka wai a he waiwai pKa ma kahi o 6.15, e kūpono ana no ka buffering ma ka pae pH o 5.5 a 7.1.
Hoʻohana pinepine ʻia ka paʻakai sodium MES i nā ʻano hana biology molekala e like me ka hoʻokaʻawale ʻana o ka DNA a me ka RNA, nā hoʻāʻo enzyme, a me ka hoʻomaʻemaʻe protein. Hoʻohana ʻia nō hoʻi ia i nā media moʻomeheu cell e mālama i kahi pH paʻa no ka ulu ʻana o nā cell a me ka hoʻonui ʻana.
ʻO kahi hiʻohiʻona koʻikoʻi o MES ʻo ia kona kūpaʻa ma lalo o nā kūlana physiological a me ke kūʻē ʻana i nā loli o ka mahana. ʻO kēia ka mea e kūpono ai no ka hoʻohana ʻana i nā hoʻokolohua kahi e manaʻo ʻia ai nā loli o ka mahana.
Makemake pinepine nā kānaka noiʻi i ka paʻakai sodium MES ma ke ʻano he buffer ma muli o kona hoʻopilikia liʻiliʻi ʻana me nā hopena enzymatic a me ka mana buffer kiʻekiʻe i loko o kona pae pH kūpono.
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X-GAL CAS:7240-90-6 Kumukūʻai Mea Hana
ʻO 5-Bromo-4-chloro-3-indolyl-β-D-galactoside (X-Gal) kahi substrate chromogenic maʻamau i hoʻohana ʻia i loko o ka biology molecular a me nā noi biochemistry. Hoʻohana nui ʻia ia no ka ʻike ʻana i ka gene lacZ, ka mea e hoʻopili ana i ka enzyme β-galactosidase.
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1,2,3,4,6-Penta-O-acetyl-D-mannopyranose CAS:25941-03-1
ʻO 1,2,3,4,6-Penta-O-acetyl-D-mannopyranose kahi hui kemika i loaʻa mai ka D-mannose, kahi kō maʻalahi. He derivative ia kahi e hoʻopili ʻia ai nā hui acetyl i ʻelima o nā hui hydroxyl ʻeono i loko o ka mole mannose. Hoʻohana pinepine ʻia kēia ʻano acetylated o D-mannose i ka synthesis organik a me ka noiʻi kemika ma ke ʻano he poloka hale a i ʻole mea hoʻomaka no ka synthesis o nā molekala paʻakikī. Hāʻawi nā hui acetyl i ke kūpaʻa a hiki ke hoʻololi i ka reactivity a me nā waiwai o ka hui.
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1,2,3,4-Di-O-Isopropylidene-alpha-D-galactopyranose CAS:4064-06-6
ʻO 1,2:3,4-Di-O-isopropylidene-D-galactopyranose kahi hui kemika no ka ʻohana o nā derivatives galactopyranose. Hoʻohana pinepine ʻia ia i ke kemika organik ma ke ʻano he mea pale no nā hui hydroxyl i loaʻa i loko o nā kō, ʻo ia hoʻi ka galactose. Hoʻohui ʻia ka hui ma ka hoʻohui ʻana iā D-galactose me ka acetone e hana i kahi derivative diacetone, a laila mālama ʻia me ka waikawa e hana i ka derivative di-O-isopropylidene. Mālama kēia derivative i nā hui hydroxyl, e pale ana i nā hopena makemake ʻole i ka wā o ka synthesis kemika, a hiki ke wehe ʻia e hana hou i ka hui mua. ʻO kona ʻano paʻa a me ke kūpaʻa e lilo ia i mea maikaʻi i nā noi like ʻole i loko o ke kahua o ka synthesis organik.
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PNPG CAS:3150-24-1 Kumukūʻai Mea Hana
ʻO PNPG, a i ʻole p-nitrophenyl β-D-glucopyranoside, he substrate mole liʻiliʻi i hoʻohana pinepine ʻia i nā hoʻāʻo biochemical e ana i ka hana o nā enzyme glucosidase. He kala ʻole ia a ʻaʻole fluorescent, akā ma hope o ka hydrolysis e glucosidase, ua hoʻololi ʻia i p-nitrophenol, nona ke kala melemele a hiki ke ʻike maʻalahi ʻia ma o ka spectrophotometrically.
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ONPG CAS:369-07-3 Kumukūʻai Mea Hana
ʻO O-nitrophenyl-β-D-galactopyranoside (ONPG) kahi substrate synthetic i hoʻohana ʻia i nā hoʻāʻo biochemical a me molecular biology e ana i ka hana o ka enzyme β-galactosidase. Hoʻohana pinepine ʻia ia i nā hoʻāʻo e ʻike i ka hōʻike ʻana o ka gene i nā ʻōnaehana bacteria, e like me Escherichia coli. ʻO ONPG kahi hui kala ʻole i ʻoki ʻia e β-galactosidase, e hopena ana i ka hoʻokuʻu ʻia ʻana o kahi hui melemele, ʻo o-nitrophenol. Hiki ke ana ʻia ke kala melemele i hana ʻia ma ke ʻano spectrophotometrically, e hāʻawi ana i kahi ana pololei ʻole o ka hana enzyme. ʻO ka hoʻāʻo e hoʻohana ana iā ONPG i kapa pinepine ʻia ʻo ka hoʻāʻo ONPG a he ʻano hana i hoʻohana nui ʻia i ka noiʻi biology molecular e loiloi i nā pae hōʻike o nā genes i kāohi ʻia e ka lac operon i loko o nā cell bacteria.
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Nitrotetrazolium Blue Chloride CAS: 298-83-9
ʻO Nitrotetrazolium Blue Chloride (NBT) kahi hōʻailona redox i hoʻohana pinepine ʻia i nā hoʻāʻo biological a me biochemical. He pauka melemele palupalu ia e lilo i polū ke hoʻemi ʻia, e lilo ia i mea pono no ka ʻike ʻana i ke alo o kekahi mau enzymes a me ka hana metabolic.
Hoʻopili ʻo NBT me nā mea lawe uila a me nā enzyme e like me nā dehydrogenases, ka mea i komo i nā kaʻina hana cellular like ʻole. Ke hoʻemi ʻia ʻo NBT e kēia mau enzymes, hana ia i kahi formazan precipitate polū, e ʻae ana i ka ʻike ʻana i ka ʻike maka a i ʻole spectrophotometric.
Hoʻohana pinepine ʻia kēia mea hoʻohui i nā hoʻāʻo e like me ka hoʻāʻo hōʻemi NBT, kahi e hoʻohana ʻia ai e loiloi i ka hana pahū hanu o nā cell immune. Hiki ke hoʻohana ʻia hoʻi e aʻo i nā hana enzyme a me nā ala metabolic i ka noiʻi e pili ana i ke kaumaha oxidative, ke ola o ke kelepona, a me ka hoʻokaʻawale ʻana o ke kelepona.
Ua loaʻa iā NBT nā noi ma nā ʻano like ʻole, me ka microbiology, immunology, a me ka cell biology. He mea maʻalahi ia, paʻa, a maʻalahi hoʻi e hoʻohana, e lilo ia i koho kaulana no nā protocols hoʻokolohua he nui.
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HATU CAS:148893-10-1 Kumukūʻai Mea Hana
ʻO HATU (1-[bis(dimethylamino)methylene]-1H-1,2,3-triazolo[4,5-b]pyridinium 3-oxid hexafluorophosphate) kahi mea hoʻohui i hoʻohana pinepine ʻia i ka peptide synthesis a me ka kemika organik.
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D-fucose CAS:3615-37-0 Kumukūʻai Mea Hana
He monosaccharide ka D-fucose, ʻo ia hoʻi ke kō ʻeono-kalapona, nona ka hui o nā kō maʻalahi i kapa ʻia he hexoses. He isomer ia o ka glucose, ʻokoʻa i ke ʻano o hoʻokahi hui hydroxyl.
Loaʻa maoli ka D-fucose i nā meaola like ʻole, me nā bacteria, fungi, nā mea kanu, a me nā holoholona. He kuleana koʻikoʻi kona i kekahi mau kaʻina hana olaola, e like me ka hōʻailona ʻana o ke kelepona, ka hoʻopili ʻana o ke kelepona, a me ka hana ʻana o ka glycoprotein. He ʻāpana ia o nā glycolipids, glycoproteins, a me nā proteoglycans, e pili ana i ka kamaʻilio ʻana a me ka ʻike ʻana o ke kelepona.
I loko o ke kanaka, pili pū ʻo D-fucose i ka biosynthesis o nā ʻano glycan koʻikoʻi, e like me nā antigens Lewis a me nā antigens o nā hui koko, nona nā hopena i ka hoʻohālikelike ʻana o ke kahe koko a me ka hiki ke maʻi.
Hiki ke loaʻa ka D-fucose mai nā kumu like ʻole, me ka limu, nā mea kanu, a me ka hoʻoulu ʻana o nā microbial. Hoʻohana ʻia ia i nā noiʻi a me nā noi biomedical, a me ka hana ʻana i kekahi mau lāʻau lapaʻau a me nā hui therapeutic.
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DDT CAS:3483-12-3 Kumukūʻai Mea Hana
ʻO DL-Dithiothreitol, i ʻike ʻia hoʻi ʻo DTT, he mea hoʻemi i hoʻohana pinepine ʻia i ka noiʻi biochemical a me ka molecular biology. He mole liʻiliʻi ia me kahi hui thiol (loaʻa ka sulfur) ma kēlā me kēia wēlau.
Hoʻohana pinepine ʻia ʻo DTT e uhaki i nā pilina disulfide i loko o nā protein, kahi e kōkua ai i ka wehe ʻana a i ʻole ka hoʻololi ʻana iā lākou. He mea nui kēia hōʻemi ʻana o nā pilina disulfide i nā kaʻina hana hoʻokolohua like ʻole e like me ka hoʻomaʻemaʻe protein, ka electrophoresis gel, a me nā haʻawina hoʻonohonoho protein. Hiki ke hoʻohana ʻia ʻo DTT e pale i nā hui thiol a pale i ka oxidation i ka wā o nā kaʻina hana hoʻokolohua.
Hoʻohui pinepine ʻia ka DTT i nā hopena hoʻokolohua ma nā ʻano liʻiliʻi, a hilinaʻi kāna hana i ke alo o ka oxygen. He mea nui e lawelawe pono i ka DTT no ka mea he maʻalahi ia i ka ea, ka wela, a me ka makū, hiki ke hōʻemi i kona pono.
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D-(+)-Galactose CAS:59-23-4 Kumukūʻai Mea Hana
He kō monosaccharide ka D-(+)-Galactose a he ʻāpana koʻikoʻi ia o nā kaʻina hana olaola he nui. He kō kūlohelohe ia i loaʻa i nā meaʻai he nui, e like me nā huaʻai, nā huahana waiū, a me nā mea kanu.
Hoʻololi pinepine ʻia ka Galactose i loko o ke kino ma o kekahi mau hopena enzymatic. He kuleana koʻikoʻi kona i ke kamaʻilio ʻana o nā cell, ka hana ʻana i ka ikehu, a me ka biosynthesis o nā molekala koʻikoʻi e like me nā glycolipids, glycoproteins, a me ka lactose.
Ma ke ʻano o kāna mau noi, hoʻohana pinepine ʻia ʻo D-(+)-Galactose i ka microbiology a me ka biotechnology ma ke ʻano he kumu kalapona i loko o nā mea hoʻouluulu no ka ulu ʻana o nā microorganism like ʻole. Hoʻohana ʻia nō hoʻi ia i ka hana ʻana o nā hui bioactive like ʻole, nā lāʻau lapaʻau, a me nā huahana meaʻai. Eia kekahi, hoʻohana pinepine ʻia ia ma ke ʻano he mea hōʻoia lapaʻau, ʻoi aku hoʻi i nā hoʻokolohua no ka loiloi ʻana i ka hana o ke akepaʻa a me ka ʻike ʻana i nā maʻi genetic e pili ana i ka metabolism galactose.
