THE RELATIONSHIP OF THE AGENT OF HEART-WATER FEVER--RICKETTSIA RUMINANTIUM.

Science

PubMedID: 17730623

Rake G, Alexander R, Hamre DM. THE RELATIONSHIP OF THE AGENT OF HEART-WATER FEVER--RICKETTSIA RUMINANTIUM. Science. 1945;102(2652):424-5.
Sera from sheep which were infected with heartwater fever from 39 to 110 days before the serum was withdrawn failed to fix complement in the presence of lymphogranuloma venereum antigen.