. . . . . . . "[During a screening program to identify at risk couples for beta-thalassemia first-trimester prenatal diagnosis, we were able to detect, by polymerase chain reaction (PCR) and direct genomic sequencing of the PCR product, a homozygosis for the G-T substitution at the first nucleotide of codon 27 of the delta-globin gene in a pregnant Sicilian woman.]. Sentence from MEDLINE/PubMed, a database of the U.S. National Library of Medicine."@en . . . . . "2017-02-19"^^ . . "Gene-disease associations inferred from text-mining the literature."@en . "DisGeNET evidence - LITERATURE"@en . "2017-10-17T13:13:13+02:00"^^ . . . . . . . . . . . "v5.0.0.0" . "v5.0.0" .