Jean Châtillon (1912-1988)

Jean - Paul Fermand and Jean - Claude Brouet

In the majority o f chronic lymphocytic leukemias (CLL), proliferative B lymphocytes are thought to be frozen in vivo at a given maturat ion stage (1). Recently, several studies have emphasized that CLL cells could be driven to different iate into plasma cells in vitro (with or without proliferation) upon t r iggering by mitogens (2, 3, 4) or T cel l -der ived factors (5, 6). Th u s far, howeve...

Michael Abercrombie (1912-1979).

Richard Doll 1912–2005

the differences of organic production. However, the exclusion of synthetic pesticides and fertilizers from organic systems is fundamental. Given this, the authors asked, why did the magnitude of differences in species density and abundance vary so much between the different groups they looked at? One factor may be the differential impacts of timing and special scales on the colonization traits ...

Merck's Annual Report, 1912

Richard Doll (1912?2005)

Richard Doll was an epidemiologist and public figure in the twentieth and early twenty-first centuries. Working primarily at the University of Oxford [2], in Oxford, England, Doll established a definitive correlation between cigarette smoking and lung cancer. Furthermore, Doll?s work helped legitimize epidemiology as a scientific discipline. Doll?s research also helped establish modern guidelin...