| coexistence of antibodies to tick-borne agents of babesiosis and lyme borreliosis in patients from cotia county, state of são paulo, brazil. | this paper reports a case of coinfection caused by pathogens of lyme disease and babesiosis in brothers. this was the first case of borreliosis in brazil, acquired in cotia county, state of s o paulo, brazil. both children had tick bite history, presented erythema migrans, fever, arthralgia, mialgia, and developed positive serology (elisa and western-blotting) directed to borrelia burgdorferi g 39/40 and babesia bovis antigens, mainly of igm class antibodies, suggestive of acute disease. also, h ... | 2003 | 12886408 |