TRIOBP and hearing loss, autosomal recessive: Mutations in a Novel Isoform of TRIOBP That Encodes a Filamentous-Actin Binding Protein Are Responsible for DFNB28 Recessive Nonsyndromic Hearing Loss--- Mutations in a novel isoform of TRIOBP that encodes a filamentousactin binding protein is responsible for DFNB28 recessive nonsyndromic hearing loss.