## Abstract We investigated the in vivo effects of the nucleoside transporter inhibitor nitrobenzylmercaptopurine (NBMPR) on rat adjuvant‐induced arthritis. This agent inhibits uptake of adenosine into cells, presumably leading to increased levels of extracellular adenosine. Arthritis was induced i
Drug-induced inhibition of proteoglycanase activity in the hulth–telhag model
✍ Scribed by Dr. Kenneth K. Ishizue; Dr. Michael G. Ehrlich; Henry J. Mankin
- Publisher
- Elsevier Science
- Year
- 1989
- Tongue
- English
- Weight
- 539 KB
- Volume
- 7
- Category
- Article
- ISSN
- 0736-0266
No coin nor oath required. For personal study only.
✦ Synopsis
Evidence has accumulated that there are increased degradative enzymes in osteoarthritis responsible for joint destruction. These enzymes are metal-dependent, and inhibited by EDTA. EDTA was administered intraarticularly to rabbits in an experimental model of osteoarthritis. There was a 25% reduction in neutral proteoglycanase activity and 75% of the animals had a reduction in the severity of the arthritis as measured on a histologichistochemical grading system. It is suggested that future chemotherapeutic studies on arthritis might focus on enzyme inhibition.
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