. . . . . . . . . . . . "[We studied iNOS and PER1 mRNA expression using real-time polymerase chain reaction in peripheral leukocytes during REM sleep, non-REM sleep and wake stages in patients with Alzheimer's disease (AD, n=5), patients with mild cognitive impairment (MCI, n=8) and controls (n=9) during polysomnography examination.]. Sentence from MEDLINE/PubMed, a database of the U.S. National Library of Medicine."@en . . . . . "2014-02-25"^^ . . "Gene-disease associations inferred from text-mining the literature."@en . "DisGeNET evidence - LITERATURE"@en . "2014-10-02T12:40:07+02:00"^^ . . . . . . . . . . . "v2.1.0.0" . "v2.1.0" .