title: Prevalence of amber suppressor-containing coliforms in the natural environment.
mesh_terms: D002954:Citrobacter / Q000235:genetics*; D004274:DNA, Recombinant; D004926:Escherichia coli / Q000235:genetics*; D005243:Feces / Q000382:microbiology*; D005260:Female; D005787:Gene Frequency; D006801:Humans; D007709:Klebsiella / Q000235:genetics*; D007785:Lactose / Q000378:metabolism; D008297:Male; D010957:Plasmids; D013489:Suppression, Genetic
chemical_list: D004274:DNA, Recombinant; D007785:Lactose