| polyisoprenyl phosphates | Phosphoric or pyrophosphoric acid esters of polyisoprenoids. (12 Dec 1998) |
|---|---|
| polyisoprenylation | The geranoyl group is a linear sequence of 2 isoprene residues. The term geranoyl geranoyl is used for the common unit of 4 residues. See: polyisoprenylation. (18 Nov 1997) |
| polykaryocyte | A cell containing many nuclei, such as the osteoclast. Origin: poly-+ G. Karyon, kernel, + kytos, cell (05 Mar 2000) |
| polyketide beta-ketoacylsynthase | <enzyme> A component of polyketide synthase complex; mapped by analogy with fatty acid synthetase complex. Registry number: EC 2.3.1.- Synonym: pks beta-ketoacyl synthase, acti gene product, actinorhodin polyketide synthase (26 Jun 1999) |
| polyketide synthase | <chemical> A group of enzymes functionally and structurally resembling the fatty acid synthase complex of microorganisms which produce the benzoisochromane quinone moiety of granaticin and other antibiotic; genbank y10438 (fkba) Chemical name: synthetase, polyketide Synonym: 6-deoxyerythronolide b synthase, 6-deoxyerythronolide-b synthase, debs, type II polyketide beta-ketoacyl synthase, griseusin polyketide synthase, type I polyketide synthase, sterigmatocystin polyketide synthase, st polyketide synthase, urdamycin polyketide synthase, polyketide synthase l1, pksl1 gene product, fkba gene product, niddamycin polyketide synthase, pks enzyme (26 Jun 1999) |
| polyketide synthase ketoreductase | <enzyme> A component of the polyketide synthase; mapped by analogy with fatty acid synthetase complex. Registry number: EC 1.1.- Synonym: pks ketoreductase, actiii gene product (26 Jun 1999) |
| polylactosamines | A class of glycoproteins containing repeating lactosamine units in their oligosaccharide components; the I/i blood group substances belong to this class. (05 Mar 2000) |
| polyleptic | Denoting a disease occurring in many paroxysms, e.g., malaria, epilepsy. Origin: poly-+ G. Lepsis, a seizing (05 Mar 2000) |
| polyleptic fever | A fever occurring in two or more paroxysms; e.g., smallpox, relapsing fever, intermittent fever. Compare: monoleptic fever. (05 Mar 2000) |
| polylinker | <molecular biology> A short DNA sequence containing several restriction enzyme recognition sites that is contained in cloning vectors. (14 Oct 1997) |
| polylogia | Continuous and often incoherent speech. Origin: poly-+ G. Logos, word (05 Mar 2000) |
| polylysine | <biochemistry> A polymer of lysine, it carries multiple positive charges and is used to mediate adhesion of living cells to synthetic culture substrates or of fixed cells to glass slides (for observation by fluorescence microscopy, for example). (18 Nov 1997) |
| polymannuronic acid depolymerase | <enzyme> From mucoid strain of pseudomonas aeruginosa isolated from patient with cystic fibrosis Registry number: EC 3.2.1.- (26 Jun 1999) |
| polymastia | In humans, a condition in which more than two breasts are present. Synonym: hypermastia, multimammae, pleomastia, pleomazia, polymazia. Origin: poly-+ G. Mastos, breast (05 Mar 2000) |
| polymastigote | A mastigote having several grouped flagella. Origin: poly-+ G. Mastix, a whip (05 Mar 2000) |