| m/r | mass attenuation coefficient |
|---|---|
| MTAC | mass transfer area coefficient |
| MTC | mass transfer coefficient; maximum tolerated concentration; maximum toxic concentration; medical tes... |
| PC | avoirdupois weight [Lat. pondus civile]; packed cells; paper chromatography; paracortex; parent cell... |
| f | Greek letter phi; magnetic flux; osmotic coefficient |
| long bone | One of the elongated bones of the extremities, consisting of a tubular shaft (diaphysis) and two extremities (epiphyses) usually wider than the shaft; the shaft is composed of compact bone surrounding a central medullary cavity. Compare: short bone. Synonym: os longum, pipe bone. (05 Mar 2000) |
|---|---|
| long-breathed | Having the power of retaining the breath for a long time; long-winded. Source: Websters Dictionary (01 Mar 1998) |
| long buccal nerve | <anatomy, nerve> A sensory branch of the mandibular division of the trigeminal nerve; it passes downward emerging from beneath the ramus of the mandible to run forward on the buccinator muscle, piercing (but not supplying) it to supply the buccal mucous membrane and skin of the cheek near the angle of the mouth. Synonym: nervus buccalis, buccinator nerve, long buccal nerve. (05 Mar 2000) |
| long central artery | <anatomy, artery> Long posterior ciliary artery, one of two branches of the ophthalmic running forward between the sclerotic and choroid coats to the iris, at the outer and inner margins of which they form by anastomosis two circles. Synonym: arteria ciliaris posterior longa, medial striate artery. (05 Mar 2000) |
| long chain | In bacteriology, a continuous line of more than eight cells. (05 Mar 2000) |
| long-chain 3-hydroxyacyl CoA dehydrogenase | <enzyme> Deficiency may cause some cases of hypoglycaemic 3-hydroxydicarboxylic aciduria Registry number: EC 1.1.1.211 Synonym: l-chad (26 Jun 1999) |
| long-chain-acyl-CoA dehydrogenase | <enzyme> Flavoprotein; forms with another flavoprotein plus EC 1.5.5.1 a system reducing ubiquinone and other acceptors Registry number: EC 1.3.99.- Synonym: lc-acyl-CoA dehydrogenase, long-chain-acyl-coenzyme a dehydrogenase, very-long-chain acyl-CoA dehydrogenase, vlcad (26 Jun 1999) |
| long-chain-alcohol dehydrogenase | <enzyme> Catalyses reversibly the oxidation of a long-chain alcohol in the presence of nad to a long-chain acid anion and NADH Registry number: EC 1.1.1.192 Synonym: fatty alcohol-nad+ oxidoreductase (26 Jun 1999) |
| long-chain-alcohol O-fatty-acyltransferase | <enzyme> Catalyses the final step in biosynthesizing storage liquid waxes from long chain fatty acyl CoA and fatty alcohols; forming predominantly c42 wax esters Registry number: EC 2.3.1.75 Synonym: acyl-coenzyme a-alcohol transacylase, aca transacylase, acyl-CoA-alcohol transacylase, wax-ester synthase (26 Jun 1999) |
| long-chain-fatty-acid-(acyl-carrier-protein) ligase | <enzyme> Fatty acid, acyl-carrier-protein-sh and ATP gives acyl-(acyl-carrier-protein), AMP and ppi Registry number: EC 6.2.1.20 Synonym: fatty acid-acyl carrier protein ligase (AMP), acyl-(acyl-carrier-protein)synthetase, aacp synthetase, fatty acyl-acyl carrier protein synthase, vibrio harveyi, acyl-(acyl-carrier-protein) synthetase, acyl-acp synthetase (26 Jun 1999) |
| long-chain-fatty-acid-CoA ligase | <enzyme> Fatty acid thiokinase (long-chain), a ligase forming acyl-CoA, AMP, and pyrophosphate from long-chain fatty acids, ATP, and coenzyme A. Activity is independent of phosphatidylcholine Registry number: EC 6.2.1.3 Synonym: acyl-activating enzyme, dodecanoyl-CoA synthetase, fatty acid thiokinase (long chain), acid-coenzyme a ligase, fatty acid-CoA ligase, acyl-CoA synthetase, acyl-CoA ligase, coash ligase, ciprofibroyl-CoA synthetase, pristanoyl-CoA synthetase, palmityl CoA synthetase, palmitoyl CoA synthetase, palmitoyl CoA ligase, fatty acyl-CoA synthetase, very long chain fatty acid acyl-CoA synthetase, vlcfa acyl-CoA synthetase, nafenopin-CoA ligase, palmitoyl-CoA synthase, faa2 gene product, faa2p protein, vlacs enzyme (26 Jun 1999) |
| long-chain-fatty-acyl-glutamate deacylase | <enzyme> Lca aminoacylase I almost specific to l-glutamate-containing lipoamino acids; lca aminoacylase II acts on fatty acyl amino acids with chain lengths between c11 and c16 Registry number: EC 3.5.1.55 Synonym: lca aminoacylase I, lca aminoacylase II, n-long chain acyl aminoacylase (26 Jun 1999) |
| long ciliary nerve | <anatomy, nerve> One of two or three branches of the nasociliary nerve, which by-pass the ciliary ganglion, supplying post-synaptic sympathetic fibres for the dilator pupillae muscle and sensory fibres for the ciliary muscles, iris, and cornea. Synonym: nervus ciliaris longus. (05 Mar 2000) |
| long cone technique | The use of a cone distance of 14 inches or more in making oral roentgenographs. (05 Mar 2000) |
| long crus of incus | The process of the incus that articulates with the stapes. Synonym: crus longum incudis. (05 Mar 2000) |