Studies on fermentation : the diseases of beer, their causes, and the means of preventing them . re sur la fermentation appelee lactique. {Annales deChimie et de Physique, t. lii. S serie, 1875.)—Animalcules infusoires,vivant sans gaz oxygene litre et determinant des fermentations. {Compte-rendus de VAcademie des Sciences, t. lii. 1861.)—Recherches sur la putre-faction. {Compte-rendths de VAcademie des Sciences, t, Ivi. 1863.) GossELiN, Robin, and Pasteur, Compte-rendus de VAcademie desSciences, January 5, 1874. Urines ammoniacnles. Traube, Gazette hebdomadaire de medecine et de chirurgie. Sur


Studies on fermentation : the diseases of beer, their causes, and the means of preventing them . re sur la fermentation appelee lactique. {Annales deChimie et de Physique, t. lii. S serie, 1875.)—Animalcules infusoires,vivant sans gaz oxygene litre et determinant des fermentations. {Compte-rendus de VAcademie des Sciences, t. lii. 1861.)—Recherches sur la putre-faction. {Compte-rendths de VAcademie des Sciences, t, Ivi. 1863.) GossELiN, Robin, and Pasteur, Compte-rendus de VAcademie desSciences, January 5, 1874. Urines ammoniacnles. Traube, Gazette hebdomadaire de medecine et de chirurgie. Sur lafermentation alcaline de Vurine, April 8, 1804. Chauveau, Putrefaction dans Vanimal vivant. {Compte-rendus deVAcademie des Sciences, April 28th, 1873.) STUDIES ON FERMENTATION. 47 harbour to different ferments, even in the inmost parts of theorgans, when external causes enable such ferments to find theirway into those liquids, and that diseases of greater or lessgravity result from this cause. On the other hand, it must beadmitted that the bodies of animals in a state of health afford. Fig. means of entrance to these external germs. At the sametime, direct experiment alone can convince the mind as to thetruth of this latter assertion. Let us take some of the sub-stances that are to be found inside living animals in perfecthealth, and expose them, in the same condition in which lifehas formed them, to contact with pure air. For this purpose we must provide ourselves with a glass flask,joined to a copper tap by means of an india-rubber tube, asshown in Fig. 5. The two branches of the tap should be about


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Keywords: ., bookcentury1800, bookdecade1870, bookpublisherlondo, bookyear1879