poly


poly
Abbreviated form and colloquialism for polymorphonuclear leukocyte.
1. Abbreviation for poly(adenylic acid). 2. Iridoid indole alkaloid isolated from Vinca sp.; may have pharmacologic applications; falling in this class are vinblastine and vincristine. 3. Excretion of d-glyceric acid in the urine; found in renal calculi. 4. An inborn error in metabolism resulting in d-glyceric aciduria (1). 5. A class of basic antibiotic peptides, found in neutrophils, that apparently kill bacteria by causing membrane damage.
- poly(A) polymerase an enzyme that catalyzes the formation of a poly(adenylic acid) sequence.
A homopolymer of adenylic acid; often seen at the 3′ end of many eukaryotic mRNAs.
Polypeptides that are polymers of aminoacyl groups, i.e., of –NH–CHR–CO–; typically, a term used with homopolymers. See poly- (2).
A polymer of glutamic acid residues in the usual peptide linkage (α-carboxyl to α-amino). See poly- (2). SEE ALSO: poly(γ-glutamic acid). SYN: polyglutamate.
A polypeptide formed of glutamic acid residues, the γ-carboxyl group of one glutamic acid being condensed to the amino group of its neighbor; occurs naturally in the anthrax bacillus capsule.
A polymer of glycolic acid, used in absorbable surgical sutures. [see poly- (2)]
Abbreviation for poly(uridylic acid).
* * *
polymorphonuclear

* * *

poly 'päl-ē n, pl pol·ys -ēz a polymorphonuclear leukocyte

* * *

(polґe) colloquial name for polymorphonuclear leukocyte.

Medical dictionary. 2011.

Look at other dictionaries:

  • poly(A) — poly(A) …   English syllables

  • poly(U) — poly(U) …   English syllables

  • poly — poly·acrylate; poly·acrylic; poly·acrylonitrile; poly·act; poly·actinal; poly·adel·phia; poly·adel·phous; poly·allel; poly·alphabetic; poly·amide; poly·amine; poly·an·dria; poly·an·dric; poly·an·drist; poly·an·dri·um; poly·an·drous; poly·an·dry;… …   English syllables

  • poly- — ♦ Élément, du gr. polus « nombreux; abondant » (⇒ multi , pluri ). ⊗ CONTR. Mon(o) , uni . ● poly Préfixe, du grec polus, nombreux, indiquant la multiplicité. (En chimie, indique qu un composé possède plusieurs fonctions, différentes ou… …   Encyclopédie Universelle

  • Poly — Po ly, n. [L. polium, the name of a plant, perhaps Teucrium polium, Gr. ?.] (Bot.) A whitish woolly plant ({Teucrium Polium}) of the order {Labiat[ae]}, found throughout the Mediterranean region. The name, with sundry prefixes, is sometimes given …   The Collaborative International Dictionary of English

  • poly I:C — [päl′ē ī′sē′] n. 〚polyi( nosinic poly) c( ytidylic acid)〛 a synthetic RNA that promotes the production of interferon in the body * * * pol·y I:C (pŏlʹē īʹsēʹ) n. A synthetic polymer of inosine that resembles the RNA of infectious viruses and is… …   Universalium

  • poly I:C — päl ē ī sē n a synthetic 2 stranded RNA composed of one strand of polyinosinic acid and one strand of polycytidylic acid that induces interferon formation and has been used experimentally as an anticancer and antiviral agent called also poly I·po …   Medical dictionary

  • Poly- — Pol y [See {Full}, a.] A combining form or prefix from Gr. poly s, many; as, polygon, a figure of many angles; polyatomic, having many atoms; polychord, polyconic. [1913 Webster] …   The Collaborative International Dictionary of English

  • poly- — Präfix viel (z.B. polygam, Polyhistor) erw. bildg. ( ) Beschreibung von Affixen. Wurde in griechischen Entlehnungen ins Deutsche übernommen; sein Ursprung ist gr. polý. In den Fachsprachen beschränkt produktiv. ✎ Cottez (1980), 342f. griechisch… …   Etymologisches Wörterbuch der deutschen sprache

  • poly- — comb. form meaning many, much, from Gk. poly , combining form of polys much (plural polloi); cognate with L. plus, from PIE root *ple (Cf. Skt. purvi much, prayah mostly; Avestan perena , O.Pers. paru much; Gk …   Etymology dictionary

  • poły — poły* {{/stl 13}}{{stl 7}}ZOB. na poły {{/stl 7}} …   Langenscheidt Polski wyjaśnień


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