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The morphology of the lymphatics of the rabbit ovary, and their possible relation to ovulation
The number and size of the lymph vessels in the rabbit ovary appear to be disproportionate to the size of the organ. From a cursory examination of the ovary, it is difficult to see why such a relatively small organ should ...
DNA replication in Escherichia coli in vivo and in vitro: Effects of bacteriophage T‚ôØ infection
DNA synthesis has been studied in an in vitro system derived from cells infected with bacteriophage T4. This in vitro system consists of cells treated with toluene. Such cells, though no longer viable, nevertheless incorporate ...
Localization of trehalose synthesis and degradation in Ascaris
Tissues of Ascaris lumbricoides (variety suum), the large round worm of pigs, contain trehalose, a disaccharide composed of two molecules of glucose. Minces of various Ascaris tissues were incubated with C14glucose to ...
Arginase activity in mollusks
A survey of sixty-two mollusks was made for arginase activity, The enzyme was found to be present in all terrestrial forms examined, while the distribution in fresh water and marine mollusks was random. When arginase is ...