PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 25449082-2 2014 METHODS: Polyglutamine expansion (PQE) induced by a duplication of CAG trinucleotide tandem-repeat in exon 1 of the AR gene was detected with PCR and T-clone sequencing. polyglutamine 9-22 androgen receptor Homo sapiens 116-118