Animals 62 Mice nonhuman 60 mouse 58 article 54 controlled study 52 priority journal 48 nitric oxide 44 animal experiment 38 animal model 38 animal cell 36 Nitric Oxide 32 Female 30 animal tissue 30 female 30 Mice, Inbred BALB C 26 protein expression 24 Nitric Oxide Synthase 22 enzyme activity 22 signal transduction 22 Mice, Inbred NOD 18 Nitric oxide 18 male 18 nitric oxide synthase 16 Disease Models, Animal 14 Signal Transduction 14 Sjoegren syndrome 14 Tumor Necrosis Factor-alpha 14 Vasoactive Intestinal Peptide 14 animal 14