Damas J
C R Seances Soc Biol Fil. 1977;171(1):253-56.
In the rat, carrageenan injected intravenously lowers the systemic blood pressure. This activity depends on kininogen-kinin system activation, on prostaglandin release by these kinins and on mechanic pulmonary vascular blockade. Neither histamine nor 5-hydroxytryptamine releases are observed.