xylulose

xylulose

 [zi´lu-lōs] a pentose sugar occurring as d-xylulose and l-xylulose, one of the few l sugars found in nature; it is sometimes excreted in the urine (see pentosuria).

xy·lu·lose

(zī'lū-lōs), threo-Pentulose; a 2-ketopentose. l-Xylulose appears in the urine in cases of essential pentosuria; it is also an intermediate in the glucuronate pathway. Synonym(s): xyloketose

xy·lu·lose

(zī'lyū-lōs) Threo-pentulose; a ketopentose that appears in the urine in cases of essential pentosuria; it is also an intermediate in the glucuronate pathway.

Fig. 317 Xylulose . Molecular structure of D-xylulose.

xylulose

a 5-CARBON KETOSE sugar.

xy·lu·lose

(zī'lyū-lōs) A 2-ketopentose that appears in urine in patients with essential pentosuria; it is also an intermediate in the glucuronate pathway.