PCR amplification of full length genome of CLCuKoV-Bu. Lane M, 1kbp DNA ladder. Lanes 1-2, 2753 bp fragment of CLCuKoV-Bu full length fragment amplified by using BurFL-F and BurFL-R specific primers in whiteflies and infected tomato plants respectively. Lane 3, No CLCuKoV-Bu full length fragment is amplified from symptomatic tobacco plants.