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Biomedical subjects

E Hliba

Publications and source records attributed to E Hliba.

25 records · Page 2Linked to original sources

Effect of estrogen and antiestrogen therapy in rats bearing mesenchymal tumors.

We applied both hormonal and antiestrogen treatment in female Wistar rats to analyze the estrogen dependence of the growth of sarcomas induced with 9,10-dimethyl-1,2-benzanthracene. Animals bearing tumors of 10 mm in diameter were divided at random into five groups and submitted to different treatments during 24 weeks. The treatment with ovariectomy and tamoxifen in tumor-bearing animals resulted in tumor growth suppression and prolonged survival by a protection against the lethal tumor. On the other hand, the estrogen treatment exerted an adverse effect showing a faster growth of the tumors and a great decrease in survival. In summary, the antiestrogen treatment can have an antitumor effect in mesenchymal tumors, possibly by modifying the immunological status of the host.

Animals↗

Synoviorthesis with 32P-colloidal chromic phosphate in rheumatoid arthritis--clinical, histopathologic and arthrographic changes.

Synoviorthesis was performed in 217 joints from 111 patients suffering from different stages of rheumatoid arthritis (RA). 32P-colloidal chromic phosphate was employed, with an average dose from 6 mCi for large joints (knees) to 0.3 mCi for small peripheral joints such as average dose from 6 mCi for large joints (knees) to 0.3 mCi for small peripheral joints such as the MCP or PIP joints. Satisfactory clinical results were observed in 84% of the cases and no significant side effects resulted after a follow-up period from 1 to 10 years. Striking effects after treatment were observed through histopathological studies (light and electron microscopy) and the use of contrast arthrography. We concluded that radioactive synovectomy with 32P-chromate is a very useful method for the local treatment of RA.

Arthritis, Rheumatoid↗