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Biomedical subjects

P Fabiani

Publications and source records attributed to P Fabiani.

At least 73 records · Page 4Linked to original sources

[Zinc and enzymes in the synovial fluid and blood in various types of rheumatism].

It appears that in rheumatoid arthritis and, to a lesser extent, in the other forms of inflammatory rheumatism, the level of zinc in the blood serum is lowered, whereas synovial zinc is increased. In the synovial fluid, there is a very significant correlation between enzyme activity and the concentration of zinc. Practical experiments aimed at demonstrating in vitro the action of zinc on lacticodeshydrogenase, acid phosphatase, lysozyme and beta-glucuronidase did not produce the anticipated results and do not explain the metabolic disorders of zinc seen during inflammatory rheumatisms.

Acid Phosphatase↗

[Automated measurement of elastase activity and elastase inhibitory capacity of serum].

A technic of autoanalysis of the elastase activity and the capacity of elastase inhibition of the serum is described. This estimation depends on the hydrolysis by elastase of N-ter-butoxycarbonyl-L-nitrophenyl ester with liberates p.nitrophenol the colour of which is read at 405 nm. The means of this sample estimation are reported in a few cases of respiratory, dermatological and pancreatic disease.

Animals↗

[The effect of osmic acid on synovial and serum beta-glucuronidase activity].

The authors report that osmic acid, in vitro, increases the activity of beta-glucuronidase in serum and synovial, ascitic and pleural fluids, whereas five other metals of similar molecular weight (platinum, gold, mercury, thallium and lead) are either inactive or inhibitory. By contrast the osmium diminishes the activity of LDH and acid phosphatases in serum and synovial fluid. This effect on beta-glucuronidase is thought to be due to inhibition of a natural inhibitor present in biological fluids, a protein found by several authors.

Acid Phosphatase↗