oligodendroglia Animals 40 nonhuman 40 article 34 priority journal 34 controlled study 32 animal tissue 26 rat 26 Oligodendroglia 24 animal experiment 24 Rats 22 animal model 22 animal cell 20 protein expression 20 Progesterone 18 demyelination 18 immunohistochemistry 18 progesterone 18 Mice 16 human 16 myelin basic protein 16 unclassified drug 16 Humans 14 Myelin Sheath 14 astrocyte 14 male 14 messenger RNA 14 mouse 14 myelination 14 Disease Models, Animal 12