dgn-np:NP329453.RAcWBF0EKZPNA-zWsdqX_ANgaQ8iojBx4PsxeuPlR6jK0130_provenance {
  dgn-np:NP329453.RAcWBF0EKZPNA-zWsdqX_ANgaQ8iojBx4PsxeuPlR6jK0130_assertion dcterms:description "[We tested six single nucleotide polymorphisms (SNPs) in the alpha4 subunit gene (CHRNA4) and four SNPs in the beta2 subunit gene (CHRNB2) of nicotinic acetylcholine receptors (nAChRs) for association with nicotine dependence (ND), which was assessed by smoking quantity (SQ), the heaviness of smoking index (HSI) and the Fagerstrom test for ND (FTND) in 2037 subjects from 602 nuclear families of either European-American (EA) or African-American (AA) ancestry.]. Sentence from MEDLINE/PubMed, a database of the U.S. National Library of Medicine."@en ;
    wi:evidence dgn-void:source_evidence_literature ;
    sio:SIO_000772 miriam-pubmed:15790597 ;
    prov:wasDerivedFrom dgn-void:befree-20140225 ;
    prov:wasGeneratedBy eco:ECO_0000203 .
  dgn-void:befree-20140225 pav:importedOn "2014-02-25"^^xsd:date .
  dgn-void:source_evidence_literature a eco:ECO_0000212 ;
    rdfs:comment "Gene-disease associations inferred from text-mining the literature."@en ;
    rdfs:label "DisGeNET evidence - LITERATURE"@en .
}