| polype | 1. <pathology> Growth, usually benign, protruding from a mucous membrane. 2. <plant biology> The sessile stage of the Cnidarian life cycle, the cylindrical body is attached to the substratum at its lower end and has a mouth surrounded by tentacles bearing nematocysts at the upper end, Hydra and the feeding polyps of the colonial Obelia are examples. (14 Oct 1997) |
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| polypean | <zoology> Of or pertaining to a polyp, or polyps. Source: Websters Dictionary (01 Mar 1998) |
| polypectomy | <procedure, surgery> Excision of a polyp. Origin: polyp + G. Ektome, excision (05 Mar 2000) |
| polypectomy snare | <instrument> A wire loop device designed to slip over a polyp and, upon closure, result in transection of the polyp stalk. (05 Mar 2000) |
| polypeptide | <biochemistry> A peptide which on hydrolysis yields more than two amino acids, called tripeptides, tetrapeptides, etc. According to the number of amino acids contained. (14 Oct 1997) |
| polypeptide fucosyltransferase | <enzyme> From cho cells; attaches fucose through an o-glycosidic linkage to serine or theonine in egf domains Registry number: EC 2.4.1.- Synonym: GDPfucose - polypeptide fucosyltransferase (26 Jun 1999) |
| polypeptide N-acetylgalactosominyltransferase | <enzyme> N-acetylgalactosaminyl residue is transferred to threonine or serine hydroxyl groups Registry number: EC 2.4.1.41 Synonym: protein-udpacetylgalactosaminyltransferase, udp-n-acetylgalactosamine mucin transferase, udp-n-acetylgalactosamine-polypeptide n-acetylgalactosamine transferase, udpacetylgalactosamine-protein acetylgalactosaminyltransferase, udp-gpagat, udp-galnac-polypeptide, n-acetylgalactosaminyltransferase, galnac-transferase, udp-galnac-polypeptide n-acetylgalactosaminyltransferase (26 Jun 1999) |
| polyperythrin | <physiology> A colouring matter found in many simple Anthozoa and some hydroids. Origin: Polyp + Gr. Red. Source: Websters Dictionary (01 Mar 1998) |
| polypetalous | <botany> With free petals. Compare: gamopetalous. (14 Oct 1997) |