| Description | Says he is sending photograph of the 2nd fortnight's incubation [test of new antibiotic against tubercle bacillus] - says he gave a paper in 1947 saying that aldehydes in condensation with amino acids become bacteriostats - has identified glyoxalic acid in penicillin - says Catch, Cook and Heilbron have found acetaldehyde in break down products of penicillin. |