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:_6 ;
    pav:version "1.4" .
  sub:_5 prov:value "Notch signaling, which promotes keratinocyte differentiation, is upregulated in embryonic keratinocyte and epidermis, and elevated caspase 3 expression, which we identify as a transcriptional Notch1 target, accounts in part for the high commitment of embryonic keratinocytes to terminal differentiation. Table 1. Genes Concomitantly Upregulated in Embryonic Keratinocytes and in Response to Increased Notch1 Activity Figure 3. Elevated caspase 3 Expression in Embryonic Keratinocytes and Skin and in Response to Notch1 Activation." ;
    prov:wasQuotedFrom pubmed:15068794 .
  sub:_6 rdfs:label "Selventa" .
  sub:assertion prov:hadPrimarySource pubmed:15068794 ;
    prov:wasDerivedFrom beldoc: , sub:_5 .
}