Effects of anaerobiosis on bacteriophage synthesis

Taussig, A.; Quastel, J.H.

Archives of Biochemistry and Biophysics 69: 524-534

1957


ISSN/ISBN: 0003-9861
PMID: 13445224
DOI: 10.1016/0003-9861(57)90517-9
Accession: 024573759

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Summary
Studies were made of the multiplication of several coliphages on Escherichia coli grown under aerobic and anaerobic conditions. With aerobically grown E. coli, synthesis of phages T1, T2r, T2r+, and T4r+, takes place equally well under both aerobic and anaerobic conditions. With anaerobically grown E. coli, there is, after infection with phage T1, no evidence of virus synthesis. The addition of glucose to the nutrient medium, however, brings about the synthesis of T1 amounting to about 1/4 the burst size obtained with aerobically grown E. coli. The phage yield (T1) is greatly increased, in anaerobically grown E. coli. by the addition of pyruvate or of oxaloacetate to the glucose-nutrient-broth medium. With a mixture of pyruvate, oxaloacetate, and glucose in the nutrient medium, the phage yield (T1) is as great with anaerobically grown E. coli as with the aerobically grown organism. The syntheses of T2r+ and T4r+ are not affected by the anaerobic growth of E. coli if the infection is also anaerobic, but there is a slight diminution of yield if the infection is aerobic.