TY - RPRT TI - Mutants affecting histidine utilization in Aspergillus nidulans. AU - M Polkinghorne AU - M J Hynes PY - 1975 DO - 10.1017/s0016672300015524 UR - https://pubmed.ncbi.nlm.nih.gov/1102388/ ID - 1102388 ER -