CD4+ CD25+ T lymphocyte priority journal 8 article 6 controlled study 6 human 6 interleukin 10 6 regulatory T lymphocyte 6 transcription factor FOXP3 6 Cell Proliferation 4 Female 4 Humans 4 Reverse Transcriptase Polymerase Chain Reaction 4 T lymphocyte 4 antiinflammatory activity 4 cell proliferation 4 cytokine 4 drug effect 4 female 4 flow cytometry 4 gamma interferon 4 human cell 4 immunological tolerance 4 immunology 4 immunomodulation 4 metabolism 4 nonhuman 4 protein expression 4 reverse transcription polymerase chain reaction 4 Adult 2 Animals 2