title: Feces collection from collagen induced arthritis rats after 34 days of acupuncture and methotrexate treatments
design: Specific Pathogen Free (SPF) female Wistar were housed 5/cage, maintained in an environmentally controlled room with 12 hour light/dark cycle and kept on a standard chow and water ad libitum. Some rats were collagen induced to have rheumatoid arthritis disease and then treated with both methotrexate and acupuncture. Samples were collected in 34 days treatments.