Table. Kinetics of species-specific antibody titers in patient infected with Rickettsia honei, Nepal, 2009*.

Species tested	IgG/IgM titer by date
	Apr 20	Apr 24	Apr 29	May 15
R. honei	Neg	256/32	512/32	1,024/64
R. felis	32/0	256/16	256/16	256/16
R. massiliae	Neg	Neg	Neg	128/16
R. aeschlimannii	Neg	Neg	Neg	128/16
R. conorii subsp. israelensis	Neg	Neg	Neg	128/16
R. conorii subsp. conorii	Neg	Neg	Neg	128/16
R. conorii subsp. mongolitimonae	Neg	Neg	Neg	128/18
R. slovaca	Neg	Neg	Neg	128/16
R. helijongangensis	Neg	32/32	64/32	64/64
R. AT1	Neg	32/32	64/32	64/64
R. africae	Neg	32/32	64/32	64/64
R. japonica	Neg	32/32	64/32	64/64
R. conorii subsp. indica	Neg	Neg	64/32	64/32
R. typhi	Neg	Neg	Neg	64/64
R. prowazekii	Neg	Neg	Neg	64/64
Orientia tsutsugamushi serotype Kawasaki	Neg	Neg	Neg	64/64
O. tsutsugamushi serotype Gilliam	Neg	Neg	Neg	Neg

*Ig, immunoglobulin; neg, negative. Titer cutoff values were >128 for IgG and >64 for IgM. A negative titer was reported when an initial serum screening result was negative. A titer of 0 was reported when an initial screening result was positive but no Ig was detected.