Interleukin-4
A protein that stimulates the immune system to develop mast cells, resting T-cells, and activated B-cells. Abbreviated IL-4.
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- Interleukins
Substances used in biological therapy. Interleukins stimulate the growth and activities of certain kinds of white blood cells.
- Intermediate-grade lymphoma
A lymphoma that is more aggressive (grows and spreads faster) than a low-grade lymphoma, but responds better to anticancer drugs. Intermediate-grade lymphomas include diffuse, small, cleaved cell lymphoma and diffuse, large, noncleaved cell lymphoma. Also called an aggressive lymphoma.
- Intermittent claudication
Pletal). These drugs act differently. Trental decreases the “stickiness” (viscosity) of blood and thereby improves its flow to the legs. Pletal acts to dilate (widen) the arteries by decreasing the action of an enzyme, phosphodiesterase III. It also reduces the ability of blood to clot. If conservative therapy is inadequate, correction of the narrowing in […]
- Intermittent insomnia
See Insomnia, intermittent.
- Intern
In medicine, a doctor who has completed medical school and is engaged in a year of additional training at a hospital before residency. An intern may, for example, be in pediatrics or internal medicine. The internship year is often quite rigorous.