antigen expression Article 5 controlled study 5 Humans 4 human 4 priority journal 4 Animals 3 Female 3 Male 3 animal 3 female 3 immunohistochemistry 3 immunology 3 male 3 nonhuman 3 Adult 2 Mice 2 Middle Aged 2 adult 2 animal cell 2 animal experiment 2 article 2 cell structure 2 histopathology 2 human cell 2 immunofluorescence 2 metabolism 2 mouse 2 pathology 2 reverse transcription polymerase chain reaction 2