The Relationship of Serologic Groups A, B, and C of Lancefield to the Type of Hemolysis Produced by Streptococci in Poured Blood Agar Plates.

The Relationship of Serologic Groups A, B, and C of Lancefield to the Type of Hemolysis Produced by Streptococci in Poured Blood Agar Plates. Lowell A. Rants and Marjorie L. Jewell............................... 1 The Value of Certain Tests in the Differentiation of Lactobacillu8 bulgaricus from Lactobacillus acidophilus. J. M. Sherman and H. M. Hodge...... 11 Cation Adsorption by Bacteria. T. M. McCalla........................... 23 Physico-Chemical Behavior of Soil Bacteria in Relation to the Soil Colloid. T. M. McCalla........................................................ 33 A Preliminary Investigation into the Antigenic Characters of Spore-Forming, Aerobic Bacteria. Olof Sievers and Bo Zetterberg................ 45 A Description of Some Color Variants Produced by Serratia marcescens, Strain 274. Mary I. Bunting.......................................... 57 The Production of Stable Populations of Color Variants of Serratia marcescen8, p274 in Rapidly Growing Cultures. Mary I. Bunting. 69 An Ecological Study of the Coliform Bacteria. A. M. Griffin and C. A. Stuart............................................ ................... 83 Antigenic Relationships of the Coliform Bacteria. C. A. Stuart, Muriel Baker, Alice Zimmerman, Carolyn Brown and C. M. Stone............. 101 Proceedings of Local Branches of the Society of American Bacteriologists, North Central, Indiana and Illinois, Joint Meeting; Ohio and Michigan, Eastern New York, and Central New York Branches................... 143