Table 4.

Antibody response in five individuals with visceral leishmaniasis after initiation of treatment

Patient Leishmania species	Weeks posttreatment	Result K39 ELISA		Result IFA
		U/ml	Qual.	Titer	Qual.
B Leishmania infantum	0	616.58	+	20,000	+
	16	66.5	+	5120	+
	43	25.69	+	2560	+
	66	56.67	+	1280	+
	95	15.77	+	640	+
	122	7.64	Neg.	320	+
	145	7.26	Neg.	320	+
F Leishmania infantum	0	516.3	+	20,000	+
	6	683.8	+	5120	+
	12	635.82	+	5120	+
	23	419.03	+	2560	+
	46	248.02	+	1280	+
	75	169.33	+	640	+
M Leishmania major	0	16.02	+	20,000	+
	12	46.56	+	20,000	+
	39	47.39	+	2560	+
	46	20.41	+	1280	+
	84	19.32	+	640	+
	90	13.93	Neg.	640	+
J Leishmania infantum	0	159.41	+	2560	+
	5	95.54	+	640	+
	13	21.12	+	320	+
L Leishmania infantum	0a	56.77	+	640	+
	23	23.64	+	640	+
	39	30.99	+	640	+
	51	9.99	Neg.	320	+

^aFollow-up after the third treatment schedule