| UA | absorption unsharpness; ultra-audible; ultrasonic arteriography; umbilical artery; unauthorized abse... |
|---|---|
| PAS | 1) Periodic Acid-Schiff Stain 2) Para-Amino-Salicyclic Acid &nbs... |
| AAG | 3-alkaladenine deoxyribonucleic acid glycosylase; allergic angiitis and granulomatosis; alpha-1-acid... |
| AHA | acetohydroxamic acid; acquired hemolytic anemia; acute hemolytic anemia; American Heart Association;... |
| AP | accessory pathway; accounts payable; acid phosphatase; acinar parenchyma; action potential; active p... |
| acid deoxyribonuclease | An endonuclease that cleaves both strands of native DNA (as well as single-stranded DNA) to produce a mixture of oligodeoxynucleotides, each ending in a 3'-phosphate. Synonym: acid deoxyribonuclease. (05 Mar 2000) |
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| acid dextran | The product of acid and heat treatment of dextran. (05 Mar 2000) |
| acid dextrin | The product of acid and heat treatment of dextrin. (05 Mar 2000) |
| acid dissociation constant | <chemistry> This is the equilibrium constant for the breaking apart of a weak acid into its hydrogen and conjugate base in a water solution. (09 Oct 1997) |
| acid dyspepsia | Dyspepsia associated with excess gastric acidity. (05 Mar 2000) |
| acid-etched restoration | The restoration of tooth structure with a resin after the surface of the tooth has been treated with an acid solution that etches the tooth surface, thereby increasing retention of the restoration. (05 Mar 2000) |
| acid etching, dental | Pretreatment of tooth surfaces with etching agents, usually phosphoric acid, to increase the adhesion of various resin systems. (12 Dec 1998) |
| acid-fast | <microbiology> A term used to denote bacteria that are not decolorised by acid-alcohol after having been stained with dyes such as basic fuchsin. The presence of acid fast organisms can be found in cultures that contain mycobacteria or some of the nocardiae. (12 Jul 2000) |
| acid-fast stain | <technique> A staining technique used to determine the cell wall property of a microorganism. After stained with dye such as hot carbolfuschin, an acid-fast organism, (for example Mycobacterium species) will retain the colour in its cell wall after being washed with acid-alcohol. (13 Nov 1997) |
| acid fuchsin | A mixture of the sodium salts bi-and trisulfonic acids of rosanilin and pararosanilin; used as an indicator dye and for staining of cytoplasm and collagen. Synonym: rubin S, rubine. (05 Mar 2000) |
| acid gland | One of the gastric gland's secreting the hydrochloric acid of the gastric juice. Synonym: oxyntic gland. (05 Mar 2000) |
| acid hydrolysis | A chemical process in which acid is used to convert cellulose or starch to sugar. (05 Dec 1998) |
| acidic amino acid | An Amino acid with a second acid moiety, e.g., glutamic acid, aspartic acid, cysteic acid. (05 Mar 2000) |
| acid indigestion | Indigestion resulting from hyperchlorhydria; often used by the laity as a synonym for pyrosis. (05 Mar 2000) |
| acid intoxication | Poisoning by acid products (beta-oxybutyric acid, diacetic acid, or acetone) formed as a result of faulty metabolism (e.g., uncontrolled diabetes mellitus) or by acids introduced from without; marked by epigastric pain, headache, loss of appetite, constipation, restlessness, and an odour of acetone in the breath, followed by air hunger, coma, and collapse. (05 Mar 2000) |