| seroserous | 1. Relating to two serous surfaces. 2. Denoting a suture, as of the intestine, in which the edges of the wound are infolded so as to bring the two serous surfaces in apposition. (05 Mar 2000) |
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| serositis | Inflammation of the serous tissues of the body. The serous tissues line the lungs (pleura), heart (pericardium), and the inner lining of the abdomen (peritoneum) and organs within. (12 Dec 1998) |
| serosity | 1. The quality or state of being serous. 2. <physiology> A thin watery animal fluid, as synovial fluid and pericardial fluid. See: serous. Origin: Cf. F. Serosite. (28 May 1998) |
| serostatus | <investigation, microbiology> The condition of having or not having detectable antibodies to a microbe in the blood as a result of infection. One may have either a positive or negative serostatus. (28 May 1998) |
| serosynovial | Relating to serum and also synovia. (05 Mar 2000) |
| serosynovitis | Synovitis attended with a copious serous effusion. (05 Mar 2000) |
| serotaxis | Oedema of the skin induced by the application of a strong cutaneous irritant. Origin: sero-+ G. Taxis, an arranging (05 Mar 2000) |
| serotherapy | Treatment of an infectious disease by injection of an antitoxin or serum containing specific antibody. Synonym: serum therapy. (05 Mar 2000) |
| serotina | See: decidua. Origin: L. Fem. Of serotinus, late (05 Mar 2000) |
| serotine | <zoology> The European long-eared bat (Vesperugo serotinus). Origin: F. Serotine, fr. L. Serotinus that comes or happens late. Source: Websters Dictionary (01 Mar 1998) |
| serotinous | <biology> Appearing or blossoming later in the season than is customary with allied species. Origin: L. Serotinus, fr. Serus late. Source: Websters Dictionary (01 Mar 1998) |
| serotonergic | Related to the action of serotonin or its precursor l-tryptophan. Origin: serotonin + G. Ergon, work (05 Mar 2000) |
| serotonergic system | <anatomy, physiology> The system of nerve cells that uses serotonin as their neurotransmitter. (22 May 1998) |
| serotonin | <biochemistry, hormone> A neurotransmitter and hormone (176 kD), found in vertebrates, invertebrates and plants. It is synthesised from the amino acid tryptophan by enterochromaffin cells in the gut and bronchi. It is metabolised to 5-HIAA in the liver and then excreted in the urine. Serotonin is measured on a venipuncture specimen in cases of suspected carcinoid syndrome (where it will be elevated). The normal range is 101 to 283 ng/ml. Acronym: 5-HT (13 Nov 1997) |
| serotonin agents | Drugs used for their effects on serotonergic systems. Among these are drugs that affect serotonin receptors, the life cycle of serotonin, and the survival of serotonergic neurons. (12 Dec 1998) |