xylose

xylose /xy·lose/ (zi´los) a pentose found in plants in the form of xylans; it is used in a diagnostic test of intestinal absorption.

---

xy·lose (zls)

n.

A white crystalline sugar used in dyeing and tanning and in diabetic diets. Also called wood sugar.

---

xylose (zī´lōs´),

n wood or beechwood sugar; an aldopentose, isomeric with ribose, obtained by fermentation or hydrolysis of naturally occurring carbohydrate substances such as wood fiber.

---

xylose

a pentose occurring in mucopolysaccharides of connective tissue and sometimes in the urine; also obtained from vegetable gum.

---

xylose absorption test, d-xylose absorption test

d-xylose absorbed primarily in the duodenum and cranial jejunum; after oral administration, urine or plasma determination at timed intervals can be used as an indication of intestinal absorption.