Animals 6 Article 6 Mice 6 Octamer Transcription Factor-3 6 Pou5f1 protein, mouse animal 6 controlled study 6 down regulation 6 embryo 6 gene expression regulation 6 metabolism 6 mouse 6 nonhuman 6 octamer transcription factor 4 6 transcription factor Sox2 6 Cell Differentiation 4 Down-Regulation 4 Gene Expression Regulation, Enzymologic 4 Homeodomain Proteins 4 Nanog protein, mouse 4 Promoter Regions, Genetic 4 RNA, Small Interfering 4 SOXB1 Transcription Factors 4 Sox2 protein, mouse 4 animal cell 4 binding site 4 cell differentiation 4 cytology 4 homeodomain protein 4 messenger RNA 4