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:_4 ;
    pav:version "20131211" .
  sub:_3 prov:value "expression of these molecules was generally present throughout the lens epithelium and extended into the transitional zone, where early fiber elongation occurs in addition to both Lrp5 and Lrp6, we also showed the expression of other molecules involved in Wnt signaling and its regulation, including Dishevelleds, Dickkopfs, and secreted Frizzled-related proteins results indicate a role for Wnt signaling in regulating the differentiation and behavior of lens cells" ;
    prov:wasQuotedFrom pubmed:12812787 .
  sub:_4 rdfs:label "Selventa" .
  sub:assertion prov:hadPrimarySource pubmed:12812787 ;
    prov:wasDerivedFrom beldoc: , sub:_3 .
}