
Clarke con- siders the more recent Tswett column work as an extension of this diffusion ring study. The molecular weight is about 5000.īeverly Clarke points out that Goppelsroder began his work with spot tests (diffusion rings) as early as 1861. In such great dilution as 1: 10,000,000 i t shows an appreciable effect on capillary permeability. He describes in detail his preparation of leukotaxine and its properties. He compares the conflicting theories as to the role of histamine and leukotaxine and pronounces in favor of the latter as the effective agent in increase of capillary permeability. Walker sank more U-boats during the Battle of the Atlantic than any other British or Allied commander.īy an interference method they found the thickness of the film to be 12.5 mm.' The discussion of inflammation by Valy Menkin can well be applied to capillary permeability in shock. Statue of Frederic John Walker at the Pier Head, Liverpool.

Frederic Walker, Reinhold Publishing Corporation, New York.
