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961
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962
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963
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964“…Hyaluronidase has been investigated in various strains of pneumococci and hemolytic streptococci, and in some material of animal origin. The enzyme activity was measured by a viscosimetric method using as a substrate a fluid containing hyaluronic acid as the viscous component, and by the hydrolysis of pure hyaluronic acid into its reducing components. …”
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965“…Control animals, severely granulocytopenic animals, and animals with no circulating granulocytes other than basophils showed comparable febrile responses to serum pyrogen. …”
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966“…Experiments on the heliotropic orientation of Limulus were made which confirmed Loeb's photochemical theory of animal heliotropism proposed first in 1888 and 1889 in experiments on insects, and later in experiments on other forms of animals. 2. …”
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967por Bethe, Albrecht“…The forces which tend to bring the salt content of the blood into equilibrium with the salt content of the surrounding sea water are just as great as the forces which strive to prevent osmotic differences. The skin of these animals, save in the cases where special modifications have arisen, serves only as a protecting barrier preventing the loss of the body colloids.…”
Publicado 1930
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968
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969
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970
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971
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972
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973
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974
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975
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976
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977
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978
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979
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980