TABLE 1.

Results of blood culture, bartonella serology, and nanobacterial antigen testing in a North Carolina beef herd^a

Cow no.	Date of birth (mo/yr)	Sex	Blood culture result	Reciprocal titer of antibody to:		Reaction with nanobacterial antigen
				B. vinsonii subsp. berkoffii	B. weissii
286	10/92	Heifer	POS	64	512	4+
432	10/92	Heifer	ND	32	256	4+
440	10/92	Heifer	ND	128	256	4+
495	10/92	Heifer	ND	16	128	4+
9	4/93	Heifer	ND	<16	16	4+
10	4/93	Heifer	POS	<16	32	4+
42	1/95	Heifer	ND	<16	128	4+
49	4/95	Heifer	ND	64	128	ND
85	6/96	Heifer	POS	16	512	4+
119	8/97	Heifer	ND	32	512	ND
127	3/98	Heifer	ND	32	1,024	ND
128	4/98	Bull	ND	64	512	ND
137	7/98	Bull	ND	16	256	ND
139	8/98	Bull	ND	<16	1,024	4+
140	8/98	Heifer	ND	<16	256	4+
144	12/98	Bull	ND	<16	1,024	ND
145	2/99	Heifer	ND	<16	256	4+
146	2/99	Heifer	ND	<16	128	ND
147	3/99	Bull	ND	<16	256	ND
148	3/99	Bull	ND	<16	256	ND
149	3/99	Bull	ND	<16	128	ND
150	3/99	Heifer	ND	<16	128	4+
141	3/99	Heifer	ND	<16	128	4+
151	4/99	Heifer	ND	<16	128	4+
152	4/99	Heifer	ND	<16	64	4+
153	4/99	Bull	ND	<16	256	4+
154	4/99	Bull	ND	<16	128	4+
155	5/99	Heifer	ND	<16	128	4+
156	5/99	Bull	ND	<16	256	ND
157	5/99	Bull	ND	128	128	4+
158	5/99	Bull	ND	128	256	4+
159	5/99	Bull	ND	128	512	4+
161	6/99	Bull	NEG	256	1,024	4+
162	6/99	Bull	NEG	256	512	4+
163	6/99	Heifer	ND	64	512	ND
164	6/99	Heifer	ND	128	512	4+
165	7/99	Bull	ND	128	512	4+
166	7/99	Heifer	ND	64	128	ND

^aAbbreviations: POS, positive; ND, not determined; 4+, strongly positive reaction.