TY - GEN AU - Merrick,M J TI - A new model for nitrogen control SN - 0028-0836 PY - 1982///0722 KW - Bacteria KW - genetics KW - Escherichia coli KW - Mutation KW - Nitrogen KW - metabolism KW - Operon KW - Salmonella typhimurium KW - Species Specificity N1 - Publication Type: Comparative Study; News UR - https://doi.org/10.1038/297362a0 ER -