COUNTERCURRENT distribution has been successfully applied to the separation of proteins and similar large molecules in certain water–organic solvent systems1 and in some two-phase water systems ...

Description Lyman C. Craig (1906-1974) was a research chemist who joined the Rockefeller Institute for Medical Research in 1933. In 1944 he published a paper on countercurrent distribution, a ...

THE increasing use of counter-current distribution between solvents, in machines of the kind developed by Craig1, for the purification of natural products prompts us to direct attention to simple ...

Countercurrent distribution of the solutes happens in such a way that components with decreasing order of polarity are eluted in one liquid (say within a tubular system) and compounds with ...

Science, founded by Thomas A. Edison in 1880 and published by AAAS, today ranks as the world's largest circulation general science journal. Published 51 times a year, Science is renowned for its ...

Seymour Benzer, Behavioral Mutants of Drosophila Isolated by Countercurrent Distribution, Proceedings of the National Academy of Sciences of the United States of America, Vol. 58, No. 3 (Sep. 15, 1967 ...