Induced root-secreted d-galactose functions as a chemoattractant and enhances the biofilm formation of Bacillus velezensis SQR9 in an McpA-dependent manner. - Liu, Yunpeng; Feng, Haichao; Fu, Ruixin; Zhang, Nan; Du, Wenbin; Shen, Qirong; Zhang, Ruifu (Applied Microbiology & Biotechnology, 2020)