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Terminological databases

EKI terminibaas Esterm

ID 737275 Last modified 05.07.2021
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Domain cell biologyMedicine - Pathology - Surgery
  • a specialization of the free surface of a cell, consisting of minute cylindrical processes (microvilli) that greatly increase the surface area
  • a stria of microvilli on the plasma membrane of an epithelial cell (as in a kidney tubule) that is specialized for absorption
Good to know
  • noted especially on the cells of the proximal convolution in a renal tubule and on the intestinal epithelium of vertebrates
harjasääris
Usage examples
  • Raku apikaalsel pinnal on tihe, ühtlane harjasääris, mille moodustavad mikrohatud. Harjasääris sisaldab palju aluselist fosfataasi, viimane on vajalik glükoosi tagasiimendumisel.
Good to know
  • Soolestiku siseseina rakkudel (enterotsüütidel, kolonotsüütidel) on harjasmembraan, kuid antud juhul on tegu nendest rakkudest moodustunud epiteelkoega, mis soolestiku sisepinnal moodustab omakorda harjase.
brush border
Usage examples
  • Acarbose through its inhibition of pancreatic amylase and brush border sucrase-isomaltase inhibits both starch digestion and the uptake of sugar and di- and tri-saccharide products of starch digestion.

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