á·ci·do u·ró·ni·co Masculine – Noun – Singular. Plural: ácidos urónicos. Translate ” ácido urónico” to English: uronic acid. About this Bilingual. Gomas, son polisacáridos formados por ácidos urónicos, azúcares y polisacáridos metilados, generalmente son exudados producto de la agresión al vegetal. Los ácidos aldónicos existen en equilibrio con las lactonas de cinco o seis miembros. Los ácidos urónicos tienen un estado de oxidación entre los ácidos .
|Published (Last):||11 May 2014|
|PDF File Size:||15.57 Mb|
|ePub File Size:||5.71 Mb|
|Price:||Free* [*Free Regsitration Required]|
Seed density is closely related to embryo maturity and is more independent of genotype than are other seed properties. This article in AJ Vol.
Learn what derived works are clicking here. Escola de Engenharia de Lorena. A slower rate of radicle elongation was observed for the highest density class during the first 2 to 3 days of germination, which was related to a decreased rate of imbibition during the first 8 hours of contact with water.
Member Login Email Address. Cloning Enzymatic hydrolysis Glucuronic acid Trichoderma reesei Xylanases. Password Forgot My Password.
Reproduction for commercial use is forbidden. Abstract Recent studies have indicated that separation of cottonseed Gossypium hirsutum L. Any uses or copies of this document in whole or in part must include the author’s name.
Seed density was highly related to rate of emergence, total emergence, and seedling survival under both growth chamber and field conditions. Associated Germination and Seedling Emergence Properties 1. The highest xylanase VI expression results were obtained in E. Germination percentages were directly related to both seed density and seed weight, with the better correlation existing with seed density.
There are withheld file due zcidos requirements data publishing, patents or rights.
Cloning and heterologous expression of the xylanase VI GH30 gene from Trichoderma reesei for hydrolysis of xylans from the chemothermomechanical pretreated sugarcane bagasse. This rights cover the whole data about this uronicoss as well as its contents.
The quantity of soluble sugars, Ca, and K leached from the seed during imbibition was inversely related to seed density, suggesting interferences existed during seed development or deterioration had occurred in the low density seed.
Xylanase VI expressed in A. Rate of imbibition, quantity and quality of material leached from the seed, rate of radicle elongation, germination and seedling emergence percentages were measured as indicators of seed quality acivos seedling vigor potential. This enzyme proved effective for xylan extraction of long chains when compared to xylan hydrolysates by xylanases from other families.
One of the challenges related to the use of xylan for the manufacture of biofilms, papermaking additives, drugs and food is its extraction in polymer form with high purity.
A xilanase VI expressa em A. Xylan extraction from pre-treated sugarcane bagasse was performed using acdios recombinant endoxylanase from the GH30 family, named xylanase VI, with an appendage-dependent mechanism of action for the xylan backbone cleavage. Abstract Abstract Recent studies have indicated that separation of cottonseed Gossypium hirsutum L.
Acid delinted seed were separated into four density groups using a pneumatic separator. The uronjcos obtained suggest that seed density is the best predictor of cottonseed germination, emergence and potential seedling vigor.
DeCS Server – List Exact Term
The primary objective of this study was to determine the effect of seed density on some of the processes associated with cottonseed germination and seedling establishment of several cultivars.
Search Publications Advanced Search. The average molar mass of xylans extracted in the enzymatic step was Da, producing oligosaccharides instead of xylobiose or xylose, even after uronicoz reaction periods. This xylanase present higher activities on beechwood glucuronoxylan and on arabinoglucuronoxylan extracted from sugarcane bagasse than on oat spelts xylan and acidoe pith. Data for Km and Vmax in xylan beechwood showed values of 0.
The rates of imbibition and radicle acldos were related to seed density within a cultivar with differences existing between cultivars. The chemical composition of original xylans was determined, as well as the type and proportion of the pendant groups.