sub:provenance {
  beldoc: dce:description "Approximately 61,000 statements." ;
    dce:rights "Copyright (c) 2011-2012, Selventa. All rights reserved." ;
    dce:title "BEL Framework Large Corpus Document" ;
    pav:authoredBy sub:_3 ;
    pav:version "1.4" .
  sub:_2 prov:value "Leptin is one such hormone that plays important roles in both adaptive and innate immunity, and both mice and humans lacking leptin function exhibit impaired immunity . Indeed, reduced leptin levels may be responsible, at least in part, for immunosuppression associated with starvation, as leptin administration has been shown to reverse the immunosuppression of mice starved for 48 hours (21)." ;
    prov:wasQuotedFrom pubmed:15864338 .
  sub:_3 rdfs:label "Selventa" .
  sub:assertion prov:hadPrimarySource pubmed:15864338 ;
    prov:wasDerivedFrom beldoc: , sub:_2 .
}