... The arthritisseverity score for each rat was calculated by adding thescores for each individual paw.Measurement of hind paw hyperalgesia and edemaThe method for measuring hyperalgesia has ... Rheumatol 1999, 17:553-560.40. Segawa Y, Yamaura M, Aota S, Omata T, Tuzuike N, Itokazu Y, OkaH, Tamaki H, Nakamura T: Methotrexate maintains bone massby preventing both a decrease in bone formation ... H37Ra (MT H37Ra;DIFCO Laboratories, Detroit, MI, USA) was used as an adju-vant to induce arthritis. Fresh adjuvant was prepared on thesame day as arthritis was induced. A volume of 0.1 ml of a...