| amyloidosis cutis | Localised cutaneous amyloidosis with pruritic brownish-red papules, most commonly on the lower legs, due to amyloid infiltration of the papillary dermis. Synonym: amyloidosis cutis, lichen amyloidosis. Origin: G. Leichen, lichen, a lichen-like eruption + eidos, resemblance (05 Mar 2000) |
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| amyloidosis of multiple myeloma | Foci of amyloidosis in mesenchymal tissues of some persons with multiple myeloma; no direct relation between amyloid and Bence Jones protein is conclusively known. (05 Mar 2000) |
| amyloidosis: bone manifestations | <radiology> Joint pain without radiographic findings, osteoporosis, especially in axial skeleton, lytic lesions that destroy cortex and invade soft tissue, wrist, scaphoid and lunate lesions that may extend into the carpal tunnel, inducing the classic complaints of carpal tunnel syndrome amyloid arthropathy Differential diagnosis: pigmented villonodular synovitis, synovial chondromatosis, rheumatoid arthritis, TB (12 Dec 1998) |
| amyloidosis: gastrointestinal manifestations | <radiology> Oesophagus, loss of peristalsis, megaesophagus, stomach, small and rigid (simulate linitis plastica), effaced rugal pattern, diminished/absent peristalsis, may be localised to antrum, amyloidoma: well defined submucosal mass, small bowel, diffuse form (more common), diffuse, uniform thickening of valvulae conniventes, broadened flat undulated mucosal folds (mucosal atrophy), jejunalization of ileum, impaired motility, small bowel dilatation, localised form: multiple small deposits; associated with pseudoobstruction, colon, psudopolyps (12 Dec 1998) |
| amylolysis | Hydrolysis of starch into soluble products. Origin: amylo-+ G. Lysis, dissolution (05 Mar 2000) |
| amylolytic | <physiology> Effecting the conversion of starch into soluble dextrin and sugar; as, an amylolytic ferment. Origin: Gr. Starch + solvent; to dissolve. Source: Websters Dictionary (01 Mar 1998) |
| amylomaltase | Dextrin transglycosylase or glycosyltransferase;a 4-glycosyltransferase converting maltodextrins into amylose and glucose by transferring parts of 1,4-glucan chains to new 4-positions on glucose or other 1,4-glucans. Synonym: amylomaltase, D enzyme, dextrin glycosyltransferase, dextrin transglycosylase, disproportionating enzyme. (05 Mar 2000) |
| amylopectin | <protein> Component of starch in which glucose chain is _ 1,4 linked (_ 1,6 at branch points). (18 Nov 1997) |
| amylopectin 1,6-glucosidase | Former name for an enzyme now known to be at least two enzymes, alpha-dextrin endo-glucanohydrolase and isoamylase. (05 Mar 2000) |
| amylopectin 6-glucanohydrolase | Former name for alpha-dextrin endo-1,6-alpha-glucosidase. (05 Mar 2000) |
| amylopectin synthase | <enzyme> From eimeria tenella; catalyses udpglucose alpha 1,4-glucan alpha-4-glucosyltransferase forming amylopectin, similar to glycogen synthase in eukaryotes Registry number: EC 2.4.1.- (26 Jun 1999) |
| amylopectinosis | See: type 4 glycogenosis. Origin: amylopectin + G. -osis, condition (05 Mar 2000) |
| amylophagia | A morbid craving for starch. Synonym: starch-eating. Origin: amylo-+ G. Phago, to eat (05 Mar 2000) |
| amyloplast | A plant plastid involved in the synthesis and storage of starch. Found in many cell types, but particularly storage tissues. Characteristically has starch grains in the plastid stroma. (18 Nov 1997) |
| amylopsin | The amylase of pancreatic juice. (05 Mar 2000) |