title: Preweaning body marking reduces brain mast cell numbers in rats.
mesh_terms: D000367:Age Factors; D000823:Animal Identification Systems; D000818:Animals; D001099:Arachnoid / Q000166:cytology; D002452:Cell Count; D004027:Diencephalon / Q000166:cytology*; D004597:Electroshock; D008407:Mast Cells; D051381:Rats; D014886:Weaning