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3-NITROPHENYL-BETA-D-GALACTOPYRANOSIDE CAS:3150-25-2

ʻO 3-Nitrophenyl-beta-D-galactopyranoside (ONPG) kahi substrate i hoʻohana pinepine ʻia i nā hoʻāʻo enzymatic e ʻike a ana i ka hana o ka beta-galactosidase. Ke loaʻa a hana ka beta-galactosidase, hydrolyzes ia i ka ONPG, e hoʻokuʻu ana i kahi huahana melemele i kapa ʻia ʻo 3-nitrophenol. Hiki ke ana ʻia ka ikaika o ke kala melemele i hana ʻia ma ke ʻano spectrophotometrically, e ʻae ana i ka helu ʻana o ka hana beta-galactosidase. Hoʻohana pinepine ʻia ʻo ONPG i ka biology molecular a me ka noiʻi microbiology, a me nā diagnostics lapaʻau, e aʻo i ka hōʻike ʻana o ka gene, ka hana protein, ka ʻike bacteria, a me ke ola o nā cell.

 


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Hoʻohana a me ka hopena

Ka ʻike ʻana i ka hana beta-galactosidase: Hoʻohana pinepine ʻia ʻo ONPG e hoʻoholo i ke alo a me ka hana o ka beta-galactosidase i nā ʻano laʻana olaola like ʻole, e like me nā moʻomeheu bacteria a i ʻole nā ​​lysates cell. Hiki ke ana maʻalahi ʻia ka hana ʻana o ka o-nitrophenol, nona ke kala melemele, me ka hoʻohana ʻana i ka spectrophotometer.

Nā haʻawina hōʻike gene: Hoʻohana pinepine ʻia ʻo ONPG i ka noiʻi biology molecular e aʻo i ka hōʻike gene. Ma ka hoʻohui ʻana i ka mea hoʻolaha o kahi gene hoihoi me ka gene e hoʻopili ana i ka beta-galactosidase, hiki i nā mea noiʻi ke ana i ka hana o kēia mea hoʻolaha ma ka hoʻohui ʻana iā ONPG a me ka helu ʻana i ka hana o-nitrophenol i loaʻa. ʻO kēia ʻano hana, i ʻike ʻia ʻo ka beta-galactosidase reporter assay, hāʻawi i ka ʻike e pili ana i ka hana transcriptional o kahi gene.

Ka ʻike ʻana i ka bacteria: Hoʻopuka kekahi mau bacteria i ka beta-galactosidase, aʻo kekahi ʻaʻole. Hiki ke hoʻohana ʻia ʻo ONPG me ka hui pū ʻana me nā hoʻokolohua biochemical ʻē aʻe e ʻike i nā ʻano bacteria ma muli o ko lākou hiki ke hydrolyze iā ONPG. Hoʻohana pinepine ʻia kēia ʻano hana i nā diagnostics lapaʻau a me nā keʻena hoʻokolohua microbiology.

Nānā ʻana no nā mea hoʻopaʻa a i ʻole nā ​​mea hoʻoulu enzyme: Hiki ke hoʻohana ʻia ʻo ONPG e nānā no nā hui e hoʻololi i ka hana o ka beta-galactosidase. Ma ke ana ʻana i ka hana enzyme i ke alo o nā hui like ʻole, hiki i nā mea noiʻi ke ʻike i nā mea hoʻopaʻa a i ʻole nā ​​mea hoʻoulu hiki ke noiʻi hou ʻia no ko lākou hiki ke hoʻōla.

Hoʻopili Huahana:

6892-68-8-3

ʻIke Hou Aʻe:

Hoʻonohonoho ʻana C12H15NO8
Hoʻāʻo 99%
helehelena Keʻokeʻopauka
Helu CAS. 3150-25-2
Hoʻopili ʻana Liʻiliʻi a nui
Ola Papa 2 mau makahiki
Ka Waihona E mālama i kahi maloʻo a me kahi anuanu
Palapala hōʻoia ISO.

 


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