A Variable-Length PCR Target Protein of Ehrlichia chaffeensis Contains Major Species-Specific Antibody Epitopes in Acidic Serine-Rich Tandem Repeats

Tian Luo, Xiaofeng Zhang, Abdul Wakeel, Vsevolod L. Popov and Jere W. McBride

Infection and Immunity 76 ( 4 ): 1572 - 1580 , 2008