PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 21669728-2 2002 Here we present a detailed characterization of the ba1 mutant phenotype, including scanning electron microscopy of developing inflorescences, in situ hybridization analysis using a meristem marker, molecular mapping, and genetic analysis demonstrating an epistatic relationship between ba1 and teosinte branched1 (tb1). benzyloxyaspartate 314-317 barren stalk 1 Zea mays 51-54