aleurone


Also found in: Dictionary, Thesaurus, Encyclopedia, Wikipedia.
Related to aleurone: scutellum

aleurone

(al′yŭ-rōn″) [Gr. aleuron, flour]
The protein granules present in the outer layer of the endosperm of cereal grain.
References in periodicals archive ?
Aleurone flour increases red-cell folate and lowers plasma homocyst(e)ine substantially in man.
Because of variability in the degree to which this separation is accomplished, flour by-products contain a broad range of fiber (bran and aleurone fractions).
Next are layers of bran, followed by the aleurone layer.
The cotyledons of cotton, Gossypium hirsutum, are unusually rich in starch, aleurone (protein), and the fat from which cottonseed oil is derived (Hayward 1938).
The test determines the percentage of grains showing remains of external layers (pericarp, tegmen and aleurone layers) in stripes larger than 1/6 of grain's length, after the pearling process.
In anatomical terms, cereal bran is considered to be the outer layers of the kernel, which include a number of morphologically distinct layers ending, in going from the outside into the kernel, with the aleurone cells.
Dependence of the R-mottled aleurone phenotype in maize on mode of sexual transmission.
About 10 percent of the mutant plants' seeds lack aleurone cells, which help break down starch and protein in the endosperm.
The relationships of DE, ME, and ATTD of various chemical constituents in wheat with small particle size might be due to the disruption of the aleurone layer, which consists of pentosans and cannot be broken down by monogastric animals, thus making inaccessible nutrients available for digestion [8,21].
Most of the anti-oxidative compounds in rice have been found in the 'bran' section, surface layers of the de- husked caryopsis (pericarp, the aleurone and some sub- aleurone cells) plus the embryo, are removed by polishing in the milling process (Ichiyanagi et al.