Fig. 4From: Organelle genome composition and candidate gene identification for Nsa cytoplasmic male sterility in Brassica napusPCR amplification of rps3 and cox2–2 gene from Zhongshuang 4, Nsa CMS and S. arvensis. B-, Nsa-, S- represent PCR product of the corresponding gene from from Zhongshuang 4, Nsa CMS and S. arvensis, respectivelyBack to article page