Table 3.

Oligonucleotide primers used in this study.

Primer	Sequence	Purpose
JG2934	5’—ATAAAATTTTAGTAAAGGATTAATAAGAGT GTTCGGTATAGTGTAGGCTGGAGCTGCTTC—3’	Forward tviB
JG2935	5’—GTCCGTAGTTCTTCGTAAGCCGTCATGATT ACAATCTCACCATATGAATATCCTCCTTAG—3’	Reverse tviB
JG2936	5’—TCAGCGACTTCTGTTCTATTCAAGTAAGAAAGGGGTACGG—3’	Forward verification tviB
JG2937	5’—GCTCCTCACTGACGGACGTGCGAACGTCGTCTAGATTATG—3’	Reverse verification tviB