animal experiment nonhuman 9 Article 8 controlled study 8 animal model 6 male 6 mouse 5 Animals 4 animal 4 priority journal 4 Mice 3 allele 3 animal behavior 3 anxiety 3 female 3 gene 3 genetics 3 locomotion 3 open field test 3 rat 3 Anxiety 2 Disease Models, Animal 2 Female 2 Male 2 Mice, Transgenic 2 animal tissue 2 brain region 2 disease model 2 elevated plus maze test 2 gene expression 2