Description | Thanks for reprints on bacitracin - clear that ayfivin (Bacitracin) will never be used for general therapeutics - comments on this - wants to know why name bacitracin has been adopted in place of ayfivin, which he worked on in 944 and called subtilin - discusses this - is sending summary of work on effects of temperature of 42 degrees celsius on tubercle bacilli and on antibiotic activity - wonders if radioactive isotopes might be used in culture media to obtain different kinds of antibacterial substances from bacteria - comments on this. |