?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=The+effects+of+strain%2C+reproductive+condition%2C+and+strain+of+placenta+donor+on+placentophagia+in+nonpregnant+mice&rft.creator=Kristal%2C+Dr.+Mark+B.&rft.creator=Williams%2C+Christina+L.+&rft.subject=Psychobiology&rft.subject=Comparative+Psychology&rft.subject=Animal+Behavior&rft.description=The+effects+on+placentophagia+of+strain%2C+reproductive+condition%2C+and+strain+of+placenta+donor+were+observed+in+nonpregnant+mice.+Mice+of+the+C57BL%2F6By+and+BALB%2FcBy+strains+were+exposed+to+placentas+of+either+strain+after+either+no+previous+parturitional+experience%2C+one+parturitional+experience+without+nursing+experience%2C+or+one+parturitional+experience+with+nursing+experience.+There+was+a+significant+effect+of+strain%2C+a+significant+effect+of+reproductive+condition%2C+but+no+significant+effect+of+strain+of+placenta+donor.+There+was+a+significant+interaction+between+strain+and+reproductive+condition%2C+but+no+significant+interactions+with+placenta+strain.+It+was+inferred+that+the+ability+of+a+mouse+to+acquire+and+utilize+relevant+stimuli+during+and+after+parturition%2C+in+order+to+produce+an+emancipation+of+placentophagia+from+the+physiological+controls+associated+with+parturition%2C+is+influenced+by+genotype.&rft.publisher=The+Psychonomic+Society&rft.date=1973&rft.type=Journal+(Paginated)&rft.type=PeerReviewed&rft.format=application%2Fpdf&rft.identifier=http%3A%2F%2Fcogprints.org%2F6218%2F1%2Fmice.pdf&rft.identifier=++Kristal%2C+Dr.+Mark+B.+and+Williams%2C+Christina+L.+++(1973)+The+effects+of+strain%2C+reproductive+condition%2C+and+strain+of+placenta+donor+on+placentophagia+in+nonpregnant+mice.++%5BJournal+(Paginated)%5D+++++&rft.relation=http%3A%2F%2Fcogprints.org%2F6218%2F