权威例句
BEEF extractFormation of mutagens in beef and beef extract during cooking.Isolation of mutagens from bacterial nutrients containing beef extract.Qualitative and quantitative characterization of mutagens in commercial beef extractCharacterization of mutagenic fractions in beef extract and in cooked ground beef. Use of blue-cotton for efficient extraction.Purification and mass spectral characterization of bacterial mutagens from commercial beef extract.Phage f2 desorption from clay in estuarine water using nonionic detergents, beef extract, and chaotropic agentsConcentration and purification of beef extract mock eluates from water samples for the detection of enteroviruses, hepatitis A virus...Concentration and purification of beef extract mock eluates from water samples for the detection of enteroviruses, hepatitis-A virus...Identification and quantification of 2-amino-3,4,8-trimethylimidazo- [4,5-f]quinoxaline (4,8-DiMeIQx) in beef extract.