slow-reacting substance
1slow-reacting substance — n SLOW REACTING SUBSTANCE OF ANAPHYLAXIS abbr. SRS …
2slow-reacting substance of anaphylaxis — n a mixture of three leukotrienes produced in anaphylaxis that causes contraction of smooth muscle after minutes in contrast to histamine which acts in seconds and that is prob. responsible for the bronchoconstriction occurring in anaphylaxis… …
3Slow reacting substance of anaphylaxis — The Slow reacting substance of anaphylaxis or SRS A is a mixture of the leukotrienes LTC4, LTD4 and LTE4. Mast cells secrete it during the anaphylactic reaction, inducing inflammation. [cite web|title= Dorland s Medical Dictionary| url=… …
4slow reacting substance of anaphylaxis — (= SRS A) Potent bronchoconstrictor and inflammatory agent released by mast cells; an important mediator of allergic bronchial asthma. A mixture of three leukotrienes (LTC4 mainly, LTD4 and LTE4) …
5substance — Stuff; material. SYN: substantia [TA], matter. [L. substantia, essence, material, fr. sub sto, to stand under, be present] alpha s. SYN: reticular s. (1). anterior perforated s. [TA] a region at the base …
6SRSA — slow reacting substance of anaphylaxis …
7SRS — Slow reacting substance (Sustancia de reacción lenta) …
8SRS-A — Slow reacting substance of anaphylaxis (Sustancia de reacción lenta de la anafilaxia) …
9SRSA — • slow reacting substance of anaphylaxis …
10SRS-A — • slow reacting substance of anaphylaxis …