TY - RPRT TI - The Bacillus subtilis extracytoplasmic-function sigmaX factor regulates modification of the cell envelope and resistance to cationic antimicrobial peptides. AU - Min Cao AU - John D Helmann PY - 2004 DO - 10.1128/jb.186.4.1136-1146.2004 UR - https://pubmed.ncbi.nlm.nih.gov/14762009/ ID - 14762009 ER -