Effects of epinephrine on plasma fibrinogen levels in rats submitted to tissue injury |
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Authors: | J. A. Palma J. Enders P. Paglini de Oliva |
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Affiliation: | (1) Instituto de Fisiologia, Cátedra de Física Biomédica, Universidad Nacional de Córdoba, Facultad de Ciencias Médicas, Santa Rosa 1085, Córdoba, (Argentina) |
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Abstract: | Summary Tissue injury (laparotomy) produces an increase in plasma fibrinogen. This increase is inhibited by the removal of the adrenal medulla, but injection of epinephrine in laparotomized-medullectomized rats returns fibrinogen levels to values similar to those observed in only laparotomized rats. Epinephrine administration to laparotomized rats increases the fibrinogen compared with the group of laparotomized rats without treatment, but epinephrine by itself does not modify plasma fibrinogen levels in uninjured rats. Epinephrine is apparently responsible for the increase of plasma fibrinogen in rats subjected to tissue injury, probably through beta adrenergic stimulation. |
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