TY - RPRT TI - A modified RNA polymerase transcribes a cloned gene under sporulation control in Bacillus subtilis. AU - W G Haldenwang AU - R Losick PY - 1979 DO - 10.1038/282256a0 UR - https://pubmed.ncbi.nlm.nih.gov/116131/ ID - 116131 ER -