Table V.

Results of gel-based PCR assays for BVDV in ear notches collected from the PI cattle on study days 0 to 342 and placed in phosphate-buffered saline

		Study day
Animal no.	BVDV subtype	0	31	154	189	342
8232	2a	+	+	+
8233	2a	+	+a	+	+	+
8234	1b	+	+a	−	+	+
8235	1a	+	+	+	+a	+a
8236	1a	+	+	+	+	+
8237	1b	+	+	+	+a	+
8238	1b	+	+	+	+	+
8239	1b	+a	+	+	+	+a
8240	1a	+	+	+	+	+a
8241	1a	+	+	+	+	+
8242	2a	+	+
8243	2a	+

^aThe initial result was negative; 1 to 4 retests were required to obtain a positive result.