%0 Journal Article %A Downie, A. W. %T Pneumococcal Transformation – A Backward View Fourth Griffith Memorial Lecture %D 1972 %J Microbiology, %V 73 %N 1 %P 1-11 %@ 1465-2080 %R https://doi.org/10.1099/00221287-73-1-1 %I Microbiology Society, %X Professor C. M. MacLeod, President of the Oklahoma Medical Research Foundation, Oklahoma, U.S.A., who had agreed to give the 1972 Griffith Memorial Lecture, died on 12 February, 1972. No text of his lecture was available. Professor A. W. Downie generously agreed, at short notice, to give the lecture which follows, and which uses Professor MacLeod’s intended title. %U https://www.microbiologyresearch.org/content/journal/micro/10.1099/00221287-73-1-1