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popso disodium CAS: 108321-07-9
Umunyu wa disodium wa Piperazine-N,N'-bis (aside 2-hydroxypropanesulphonic) ni imvange y'ibinyabutabire igizwe n'amatsinda ya piperazine, bis (aside 2-hydroxypropanesulphonic), na iyoni ebyiri za sodium. Ikunze gukoreshwa nk'ikintu gikingira no kugenzura pH mu bikorwa bitandukanye by'inganda n'ibya laboratwari. Iyi mvange ifasha kugumana pH runaka mu bisubizo, bigatuma igira akamaro mu bikorwa nko gutunganya poroteyine, ibinyabuzima bya molekile, n'ubushakashatsi mu by'imiti. Byongeye kandi, ishobora no gukora nk'ikintu gitera chelating kuri iyoni z'icyuma no gutuza imikorere ya enzyme mu bikorwa bimwe na bimwe bya biochemical.
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3-Morpholino-2-hydroxypropanesulfonic aside umunyu wa sodium CAS: 79803-73-9
3-Morpholino-2-hydroxypropanesulfonic aside sodium umunyu, uzwi kandi ku izina rya MES sodium umunyu, ni ikintu gikoreshwa mu buvuzi bw’ibinyabuzima n’ibinyabutabire.
MES ni zwitterionic buffer ikora nk'igenzura pH, ikomeza pH ihamye mu buryo butandukanye bwo kugerageza. Irashongesha cyane mu mazi kandi ifite agaciro ka pKa ka kagera kuri 6.15, bigatuma ikwiriye gupimwa mu rugero rwa pH ruri hagati ya 5.5 na 7.1.
Umunyu wa sodium wa MES ukunze gukoreshwa mu buryo bwa biology ya molekile nko gutandukanya ADN na RNA, gupima enzymes, no gutunganya poroteyine. Ukoreshwa kandi mu miterere y’uturemangingo kugira ngo habeho ibidukikije bihamye bya pH kugira ngo ingirabuzimafatizo zikure kandi zigwire.
Kimwe mu bintu bizwi cyane bya MES ni uko ihamye mu miterere y’umubiri wayo ndetse no kudahangana n’impinduka z’ubushyuhe. Ibi bituma ikoreshwa mu igerageza aho ubushyuhe butegerejwe guhinduka.
Abashakashatsi bakunze gukunda umunyu wa sodium wa MES nk'umuyoboro w'amazi bitewe nuko utagira ingaruka nyinshi ku bikorwa bya enzymes ndetse n'ubushobozi bwo hejuru bw'umuyoboro w'amazi mu rugero rwiza rwa pH.
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X-GAL CAS: 7240-90-6 Igiciro cy'umukozi
5-Bromo-4-chloro-3-indolyl-β-D-galactoside (X-Gal) ni substrate isanzwe ya chromogenic ikoreshwa mu biyolojiya ya molekile na biochimie. Ikoreshwa cyane mu gupima gene ya lacZ, ikora enzyme β-galactosidase.
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1,2,3,4,6-Penta-O-acetyl-D-mannopyranose CAS:25941-03-1
1,2,3,4,6-Penta-O-acetyl-D-mannopyranose ni imvange y'ibinyabutabire ikomoka kuri D-mannose, isukari yoroshye. Ni imvange aho amatsinda ya acetyl afatanye n'amatsinda atanu muri atandatu ya hydroxyl ari muri molekile ya mannose. Ubu bwoko bwa acetyl bwa D-mannose bukunze gukoreshwa mu guhuza organic na chemical nk'igikoresho cy'ubwubatsi cyangwa ibikoresho byo gutangira gukora molekile zikomeye. Amatsinda ya acetyl atanga ituze kandi ashobora guhindura reactivity n'imiterere y'iyo mvange.
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1,2,3,4-Di-O-Isopropylidene-alpha-D-galactopyranose CAS: 4064-06-6
1,2:3,4-Di-O-isopropylidene-D-galactopyranose ni ikinyabutabire kiri mu muryango w'ibikomoka kuri galactopyranose. Gikunze gukoreshwa muri chimie organic nk'ikintu kirinda amatsinda ya hydroxyl ari mu isukari, cyane cyane galactose. Iki kinyabutabire gikorwa hakoreshejwe D-galactose hamwe na acetone kugira ngo habeho diacetone derivative, hanyuma igaterwa aside kugira ngo habeho di-O-isopropylidene derivative. Iki kinyabutabire kirinda amatsinda ya hydroxyl, kikarinda ingaruka zitari ngombwa mu gihe cyo gukora chemical synthesis, kandi gishobora gukurwaho mu buryo bwihariye kugira ngo hakorwe organic compound. Imiterere yacyo iciriritse n'ubudahangarwa bwayo bituma igira akamaro mu bikorwa bitandukanye mu rwego rwo gukora organic synthesis.
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PNPG CAS: 3150-24-1 Igiciro cy'umukozi
PNPG, cyangwa p-nitrophenyl β-D-glucopyranoside, ni igice gito cy’utunyangingo gikunze gukoreshwa mu isuzuma rya biochemical kugira ngo hapimwe imikorere ya enzymes za glucosidase. Nta ibara kandi ntabwo ari fluorescent, ariko iyo hydrolysis ikozwe na glucosidase, ihinduka p-nitrophenol, ifite ibara ry'umuhondo kandi ikaba yoroshye kuyibona mu buryo bwa spectrophotometric.
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ONPG CAS:369-07-3 Igiciro cy'uruganda
O-nitrophenyl-β-D-galactopyranoside (ONPG) ni substrate y’ubukorano ikoreshwa mu isuzuma rya biochemical na molekile kugira ngo ipime imikorere ya enzyme β-galactosidase. Ikunze gukoreshwa mu isuzuma kugira ngo hamenyekane imiterere ya gene muri sisitemu za bagiteri, nka Escherichia coli. ONPG ni ikintu kitagira ibara gicibwamo na β-galactosidase, bigatuma habaho irekurwa ry’ikintu cy’umuhondo, o-nitrophenol. Ibara ry’umuhondo rikorwa rishobora gupimwa hifashishijwe spectrophotometric, bigatanga igipimo kitaziguye cy’imikorere ya enzyme. Isuzuma rikoresha ONPG rikunze kwitwa ONPG assay kandi ni uburyo bukoreshwa cyane mu bushakashatsi bwa molekile mu binyabuzima kugira ngo hamenyekane urwego rw’imikorere ya genes zigenzurwa na lac operon mu turemangingo twa bagiteri.
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Nitrotetrazolium Blue Chloride CAS: 298-83-9
Nitrotetrazolium Blue Chloride (NBT) ni ikimenyetso cya redox gikunze gukoreshwa mu isuzuma ry’ibinyabuzima n’ibijyanye na biochemical. Ni ifu y’umuhondo werurutse ihinduka ubururu iyo yagabanutse, bigatuma iba ingirakamaro mu kumenya niba hari enzymes zimwe na zimwe n’imikorere ya metabolism.
NBT ikorana n'ibinyabutabire bya elegitoroniki na enzyme nka dehydrogenases, bigira uruhare mu mikorere itandukanye y'uturemangingo. Iyo NBT igabanutse kubera izi enzymes, ikora ubururu bwa formazan, bigatuma haboneka uburyo bwo kubona cyangwa kureba spectrophotometric.
Iyi reagent ikoreshwa cyane mu isuzuma nko mu isuzuma rya NBT, aho ikoreshwa mu gusuzuma imikorere y’uturemangingo tw’ubudahangarwa bw’umubiri mu guhumeka. Ishobora kandi gukoreshwa mu kwiga imikorere ya enzyme n’inzira za metabolism mu bushakashatsi bujyanye n’umuvuduko wa oxidative, ubuzima bw’uturemangingo, n’itandukaniro ry’uturemangingo.
NBT yabonye uburyo bwo kuyikoresha mu nzego zitandukanye, harimo mikorobiyoloji, ubudahangarwa bw'umubiri, n'ibinyabuzima by'uturemangingo. Irakora ibintu byinshi, ihamye, kandi yoroshye kuyikoresha, bituma iba amahitamo akunzwe cyane ku mabwiriza menshi yo kugerageza.
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HATU CAS:148893-10-1 Igiciro cy'umukozi
HATU (1-[bis(dimethylamino)methylene]-1H-1,2,3-triazolo[4,5-b]pyridinium 3-oxid hexafluorophosphate) ni reagent ikoreshwa cyane mu guhuza peptide na organic chemistry.
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D-fucose CAS: 3615-37-0 Igiciro cy'umukozi
D-fucose ni monosaccharide, cyane cyane isukari ya karubone esheshatu, iri mu itsinda ry'isukari yoroshye yitwa hexoses. Ni isomer ya glucose, itandukanye mu miterere y'itsinda rimwe rya hydroxyl.
D-fucose iboneka mu binyabuzima bitandukanye, harimo bagiteri, ibihumyo, ibimera n'inyamaswa. Igira uruhare runini mu mikorere myinshi ya biyoloji, nko gutanga ibimenyetso ku turemangingo, gufatana kw'uturemangingo, no gukora glycoprotein. Ni igice cya glycolipide, glycoproteine, na proteoglycans, bigira uruhare mu gutumanaho no kumenya uturemangingo hagati y'uturemangingo.
Ku bantu, D-fucose igira uruhare mu ikorwa ry’imiterere y’ingenzi ya glycan, nka antigen za Lewis na antigen zo mu bwoko bw’amaraso, bigira ingaruka ku guhuza amaraso no kwangirika kw’indwara.
D-fucose iboneka ahantu hatandukanye, harimo n'ibimera byo mu nyanja, ibimera, n'ibikomoka ku mikorobe. Ikoreshwa mu bushakashatsi no mu buvuzi, ndetse no mu gukora imiti imwe n'imwe n'imvange z'ubuvuzi.
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DDT CAS:3483-12-3 Igiciro cy'umukozi
DL-Dithiothreitol, izwi kandi nka DTT, ni ikintu gifasha mu kugabanya ubukana bw'ibinyabutabire n'ibinyabuzima. Ni molekile nto ifite itsinda rya thiol (ririmo sulfur) ku mpera zose.
DTT ikunze gukoreshwa mu guca imigozi ya disulfide muri poroteyine, ibyo bigafasha kuyikura cyangwa kuyihindura. Uku kugabanya imigozi ya disulfide ni ingenzi mu buryo butandukanye bwo muri laboratwari nko gusukura poroteyine, electrophoresis ya gel, no kwiga imiterere ya poroteyine. DTT ishobora kandi gukoreshwa mu kurinda amatsinda ya thiol no gukumira oxidation mu gihe cy'igerageza.
DTT ikunze kongerwa mu bisubizo by'igerageza mu buryo buciriritse, kandi imikorere yayo iterwa n'uko umwuka wa ogisijeni uhari. Ni ngombwa kuyifata neza kuko ishobora kwangirika n'umwuka, ubushyuhe n'ubushuhe, ibyo bikaba byagabanya ubushobozi bwayo.
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D-(+)-Galactose CAS: 59-23-4 Igiciro cy'umukozi
D-(+)-Galactose ni isukari igizwe na monosaccharide kandi ni ingenzi mu mikorere myinshi y’ibinyabuzima. Ni isukari isanzwe iboneka mu biribwa byinshi, nk'imbuto, ibikomoka ku mata, n'imboga.
Galactose ikunze gushyirwa mu mubiri binyuze mu buryo butandukanye bw’imikorere ya enzyme. Igira uruhare runini mu gutumanaho kw’uturemangingo, mu gukora ingufu, no mu gukora ibinyabuzima by’ingenzi nka glycolipide, glycoproteine, na lactose.
Mu bijyanye n'ikoreshwa ryayo, D-(+)-Galactose ikunze gukoreshwa muri mikorobiyoloji na biotechnology nk'isoko ya karuboni mu miyoboro y'ibinyabuzima mu gukura kwa mikorobi zitandukanye. Ikoreshwa kandi mu gukora ibintu bitandukanye bikora ku buzima, imiti, n'ibiribwa. Byongeye kandi, ikunze gukoreshwa nk'umuti usuzuma indwara, cyane cyane mu bizamini byo gusuzuma imikorere y'umwijima no kumenya indwara za gene zijyanye na metabolism ya galactose.
