Hattman, S <br/><br/>
Methylation of cytosine residues in DNA controlled by a drug resistance factor (host-induced modification-R factors-N 6 -methyladenine-5-methylcytosine).  [electronic resource] 

 -  Proceedings of the National Academy of Sciences of the United States of America  Jan 1972 
 - 187-90 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0027-8424 
<br/><br/><label>Standard No.: </label>10.1073/pnas.69.1.187  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Adenine--analysis<br/>Carbon Isotopes<br/>Culture Media<br/>Cytosine--analysis<br/>DNA, Viral--analysis<br/>Drug Resistance, Microbial<br/>Escherichia coli--metabolism<br/>Methylation<br/>Mutation<br/>Phenotype<br/>Salmonella Phages--analysis<br/>Salmonella typhimurium--metabolism<br/>Species Specificity<br/>Tritium