x-gal
英['eksɡ'æl]
美['eksɡ'æl]
- 乳糖酶底物;酶切后显蓝色.X-Gal(5-bromo-4-chloro-3-indolyl-beta-D-galactopyranoside)isaninertchromogenicsubstrateforbeta-galactosidase;anenzymethatpromoteslactoseutilization.;Beta-galactosidasehydrolyzesX-Galintoacolorlessgalactoseand4-chloro-3-brom-indigowhichformsanintenseblueprecipitate
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