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Effect of Extracts from Fucoids in promoting Settlement of Epiphytic Polyzoa - Nature
Nature· 2 days agoIN a previous communication1 it was suggested that the simple ciliated larvæ of some species of sedentary organisms might respond to qualitative differences in bacterial films formed on surfaces ...
Estimation and Distribution of Ascorbic Acid (Vitamin C) and Glutathione in Animal Tissues - Nature
Nature· 6 days agoMOST of the recorded measurements of the reduced glutathione content of tissues have been made by Tunnicliffe's method of titration with iodine on the assumption that the trichloracetic < ...
Cytochrome System in Oyster Tissues - Nature
Nature· 2 days agoALTHOUGH some experiments with tissue extracts of the oyster have proved the presence of an oxidase very similar to the cytochrome oxidase of higher animals1,2, it is still ...
Nectar-Secreting Glands - Nature
Nature· 6 days agoThe following extract of a letter lately received from Fritz Müller (of St. Catharina, Brazil) is of considerable interest in relation to this subject. The glands of the Pteris ...
Nature of the Lung Enzyme which inactivates Serum Vasoconstrictor - Nature
Nature· 2 days agoRAPPORT et al.1 reported the presence of an enzyme, in extracts of beef and dog lung, which inactivates serum vasoconstrictor. In an attempt to characterize the nature of ...
A New Antifungal Substance of Fungal Origin - Nature
Nature· 2 days agoFROM a mould filtrate we have extracted a new substance with strong antifungal properties. The mould itself, which we were unable to classify completely, belongs to the species ...
Vitamin A in the Retina - Nature
Nature· 2 days agoI HAVE found vitamin A in considerable concentrations in solutions of the visual purple, in intact retinas, and in the pigment-choroid layers of frogs, sheep, pigs and cattle. The non-saponifiable ...
Heidelberg and Academic Freedom - Nature
Nature· 2 days agoTRANSLATIONS of extracts of speeches made at the ceremonial dedication of the Philipp-Lenard-Institut at Heidelberg in December last were given in an article in NATURE of ...
Moon landing memories: 'The day I tripped up Neil Armstrong in York'
York Press via Yahoo News UK· 10 hours agoHere's an extract from Andrew's recollection of the moment: "I met that Neil Armstrong once. Yep,...
Œstrous and Ovarian Response of the Ewe to a Horse Anterior Pituitary Extract - Nature
Nature· 2 days agoMULTIPLE-OVULATION in the ewe can be readily induced by a single injection of pregnant mare serum gonadotrophin given on the twelfth–fourteenth day of the œstrous cycle1. However, little is ...