Word: lice
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...have leaded windows. Said he: "I'm not going to have a view of 20 miles spoiled by tradition." Once, after he strained his shoulder chopping, a doctor arrived to find him standing in his living room clad only in khaki pants and moccasins, with green birch lice hopping playfully about his chest. He still held the ax in one hand; in the other, a book on philosophy which he was reading...
European typhus fever, also called "spotted fever'' and "ship fever," is not to be confused with typhoid fever. For generations it was the scourge of armies, and it still flourishes in Poland, Russia and the Balkans. It is transmitted by lice and fleas (hence delousing stations in the World War). The disease is due to a cosmopolitan virus called Rickettsia prowazeki,* which dwells in the intestines of the filthy little insects. Vaccines made from dead typhus viruses provide immunity from the disease, but such vaccines are difficult to make, for Rickettsia prowazeki cannot be easily cultured in artificial...
...injects a tiny drop of solution containing the virus, previously procured from infected guinea pigs, into the louse's intestinal opening. Then he imprisons the louse in a cage about the size of a matchbox, which has one side covered with fine silk gauze. Through the gauze the lice stick their mandibles. With these they suck blood from the arms of Professor Weigl and his wife (who have already had typhus, are now immune). After a ten-day incubation period the lice are dissected. About 150 intestines are placed in a sterilized mortar with a few drops of glycerin...
Still significant, but no longer raging among scientists, is the Vitalism v. Mechanism controversy. Parthenogenesis, or virgin birth, has long been recognized in certain worms, crustaceans, plant lice, and many artificial parthenogenesis experiments have been performed with mechanical or chemical stimulation...
Last month in the French L'Illustration three French Army doctors declared that in case of war, germs could be introduced into enemy territory by loosing infected rats, fleas and lice. Having chosen the harmful war germ, the army employing it would immunize its own men in advance...