Bulletin, Volúmenes121-130

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U.S. Government Printing Office, 1909

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Página 14 - The immunity unit for measuring the strength of tetanus antitoxin shall be ten times the least quantity of antitetanic serum necessary to save the life of a 350-gram guinea pig for ninety-six hours against the official test dose of a standard toxin furnished by the Hygienic Laboratory of the Public Health and Marine-Hospital Service.
Página 3 - SIR: I have the honor to transmit herewith and to recommend for publication as Bulletin No. 219 of the series of this Bureau the accompanying manuscript, entitled "American Medicinal Leaves and Herbs.
Página 45 - Respectfully, AD MELVIN, Chief of Bureau. Hon. JAMES WILSON, Secretary of Agriculture. CONTENTS. Page. Introduction...
Página 7 - Washington or elsewhere as he may deem necessary; to purchase in the open market samples of all tuberculin, serums, antitoxins, or analogous products, of foreign or domestic manufacture, which are sold in the United States, for the detection, prevention, treatment, or cure of diseases of domestic animals, to test the same, and to disseminate the results of said tests...
Página 12 - ... continued. INDEX-CATALOGUE OF MEDICAL AND VETERINARY ZOOLOGY. Parts 24, 25, and 26 of the Index-Catalogue of Medical and Veterinary Zoology have been issued during the year. This catalogue is being prepared under cooperation between the Zoological Division of this bureau and the Division of Zoology of the Hygienic Laboratory of the United States Public Health and Marine-Hospital Service, the Department of Agriculture publishing the author index and the Treasury Department the subject index. Unless...
Página 51 - After two years of effort to discover some relation between special varieties of bacteria found in milk and the health of children, the conclusion has been reached that neither through animal tests nor the isolation from the milk of sick infants have we been able to establish such a relation. Pasteurized or "sterilized...
Página 113 - The measurements show that the scrub increased more rapidly in length and height than did the pure bred animal, the gain of the latter being more largely due to increase in size of body. At intervals, the digestibility of the total ration and the nitrogen balance were determined for each animal. It was originally intended to make these determinations once in three months, but this proved to be impracticable. In all, four such trials were made in addition to those included in the respiration calorimeter...
Página 101 - Investigations In cooperation with the Institute of Animal Nutrition of the Pennsylvania State College. By Henry Prentiss Armsby and J. August Fries. Pp. 245, pis. 3, figs. 17. Bulletin 129. Cattle Breeders
Página 15 - The L+ dose is, however, in this case, defined as the smallest quantity of tetanus toxin that will neutralize one-tenth of an immunity unit, plus a quantity of toxin sufficient to kill a 350-gram guinea-pig in just four days.

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