The latent form of a bacteriophage in which the viral genes are incorporated into the bacterial chromosomes without causing disruption of the bacterial cell.
The repressor gene and its allele-a temperature sensitive mutant have been cloned from the defective prophage PBSX of Bacillus subtilis by means of PCR technique.
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方法:用12株鼠伤寒沙门菌分型噬菌体对3株体外诱导的鼠伤寒沙门菌l型及其原菌做噬菌体敏感性检测。
Methods: phage sensitivity of 3 strains of Salmonella typhimurium Lforms induced in vitro and their parents were tested by 12 strains of typing bacteriophages of Salmonella typhimurium.