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The new edition of M. Hauduroy's book on ultraviruses should be welcomed by all those who are interested in this rapidly expanding field of microbiology or wish to acquaint themselves with it. Although the author makes no attempt at completeness, he has succeeded in bringing together most of the recent and important contributions relating to these organisms. The volume is divided into three main divisions. The first treats critically and instructively various technical procedures, such as the preparation and use of porcelain and diatomaceous earth filters and celloidin membranes. There are discussions of cataphoresis and adsorption phenomena and their usefulness and limitations in the manipulation of viruses. Brief chapters are also devoted to tissue culture and staining methods. The second and major part of the book deals with the specific virus diseases of plants, bacteria, insects, birds and mammals. The discussions of the filtrable forms of bacteria have been, for
Les ultravirus: Pathogènes et saprophytes. Techniques d'étude, caractères physiques et biologiques, maladies à ultravirus—Clinique, anatomo-pathologie, épidémiologie, immunité. JAMA. 1934;103(14):1094-1095. doi:10.1001/jama.1934.02750400062037