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英文: A mutant of bacteriophage lambda A,Nam7 can not grow in Escherichia coli strain A9 (met,thi,his-9,rna-9,rel-) since an amber mutation is harboured in λNam7 besides temperature sensitive mutation cI87.λcI87 grows well on E.
中文: λ Nam 7除其cI基因是cI 87温度敏感突变外,其N基因携有amber无义突变,故在Eseherichia coli A9(met,thi,his-9,rna-9,rel-)上不能增殖。
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