The effect of low temperature on the spirochetes of relapsing fever ... - Lofgren, Ruth, 1916-; Soule, Malcolm Herman, 1896- ([n.p., 1945)
[pt. 1] The viability of four strains of spirochetes stored at -48 degrees centigrade.--[pt. 2] The structure and motility of Spirochaeta novyi.-- [pt. 3] The structure of Spirochaeta novyi as revealed by the electron microscope.
Each part has cover-title; part 3 with special title only.
Based on thesis (Ph. D.)--University of Michigan, 1944.
Three articles reprinted from the journal of bacteriology, v. 50, nos. 3, 6, Sept., Dec., 1945.
"References" at the end of each part.
Keywords: Spirochaeta; Relapsing fever