Uronic acids. Medical search. Frequent questions

The names of uronic acids are generally based on their parent sugars, for example, the uronic acid analog of glucose is glucuronic acid. (wikipedia.org)
The purified acidic sugar-containing glycoprotein has a 10% protein content and a content of 40% acidic sugars as glucuronic acid, and the neutral sugars present in this glycoprotein are mainly mannose, galactose, and glucose. (elsevierpure.com)
The individual detector responses for the compounds in the hydrolysates additionally complicate the quantification as pure standards for 4- O -methyl-α-D-glucuronic acid (meGlcA) and related oligosaccharides are not commercially available for calibration. (degruyter.com)
Differs in configuration from glucuronic acid only at the C-5 position. (harvard.edu)
Purification and characterization of iduronic acid-rich and glucuronic acid-rich proteoglycans implicated in human post-burn keloid scar. (harvard.edu)
Glycosaminoglycans (GAGs) comprise a class of linear, negatively charged polysaccharides composed of repeating disaccharide units of acetylated hexosamines (N-acetyl-galactosamine in the case of chondroitin sulphate and dermatan sulfate or N-acetyl-glucosamine in the case of heparin sulphate and heparin) and mainly of uronic acids (d-glucuronic acid or l-iduronic acid) being sulfated at various positions. (hindawi.com)
Ulvans are composed of disaccharide repetition moieties made up of sulfated rhamnose linked to either glucuronic acid, iduronic acid, or xylose and represent about 8-29 % of the algal dry weight (Lahaye and Robic 2007 ). (springer.com)
Depending on the source, hemicelluloses are comprised of D-xylose, D-glucose, D-galactose, D-mannose, L-arabinose, and D-glucuronic acid to name but a few major monosaccharidic constituents. (boku.ac.at)
Therefore, also common minor compounds of biorefinery streams - such as glucuronic acid, galacturonic acid, rhamnose, cellobiose and hydroxymethylfurfural - can easily be determined. (boku.ac.at)
Hydrolysis of non-reducing terminal β-D-glucuronic acid residues from glycoproteins and oligosaccharides of glycoconjugates. (megazyme.com)
Besides the spotting procedure, sample preparation includes enzymatic cleavage of glucuronic acid conjugates and stable isotope dilution analysis. (megazyme.com)

Uronic acids derived from hexoses are known as hexuronic acids and uronic acids derived from pentoses are known as penturonic acids. (wikipedia.org)

Monosaccharides and polysaccharides include glucose, mannose and uronic acid. (theherbsplace.com)
EPS analysis indicates the presence of proteins, polysaccharides and uronic acids, the composition of which varies according to substrate and lifestyle (i.e. planktonic, biofilm cells). (ufz.de)

They are sugars in which the hydroxyl group furthest from the carbonyl group has been oxidized to a carboxylic acid. (wikipedia.org)
Glycosaminoglycans in mammalian extracellular matrices are degraded to their constituents, unsaturated uronic (glucuronic/iduronic) acids and amino sugars, through successive reactions of bacterial polysaccharide lyase and unsaturated glucuronyl hydrolase. (rcsb.org)
Sugars derived from lignocellulose-rich sugarcane bagasse can be used as feedstock for production of l (+)-lactic acid, a precursor for renewable bioplastics. (biomedcentral.com)
The first batch SSF resulted in an average productivity of 0.78 g/l/h, which is not sufficient to compete with lactic acid production processes using high-grade sugars. (biomedcentral.com)

The chemical composition of the mycelium of M. androsaceus has been found to primarily contain mannitol, cholesteryl, amino acids, hydroxyl-cinnamic acid, ergosterol, carbohydrates, proteins and organic acids and sterols. (scirp.org)
However, the organic acids and sterols in the mycelium of the fungus are very low in quantity and are water-insoluble. (scirp.org)
All together, the active components in "An Luotong" are unlikely to be organic acids and sterols, thus remain to be elucidated. (scirp.org)
However, thermo-chemical pretreatment also results in the formation of by-products such as organic acids, phenolics and furans. (biomedcentral.com)
The dental caries is a pathological process of microbiological etiology resulting in the local destruction of dental tissues by the dissolution of the mineral phase (mainly constituted by hydroxyapatite crystals) by organic acids from the bacterial fermentation. (bvsalud.org)

This approach was suitable for the analysis of neutral carbohydrates and uronic acids obtained via enzymatic hydrolysis from bleached pulps. (degruyter.com)

The process may be further improved by enhancing enzyme hydrolysis activities at high lactic acid concentrations. (biomedcentral.com)
The advantage of methanolysis ocer acidic hydrolysis is the preservation and quantification of uronic acids, which are otherwise degraded under total hydrolysis conditions. (boku.ac.at)

Uronic acids (/ʊˈrɒnɪk/) or alduronic acids are a class of sugar acids with both carbonyl and carboxylic acid functional groups. (wikipedia.org)

Significance of the 2-O-sulfo group of L-iduronic acid residues in heparin on the growth inhibition of bovine pulmonary artery smooth muscle cells. (harvard.edu)
Heparinases, also called Heparin Lyase enzymes, are enzymes that cleave the glycosidic linkage between hexosamines and uronic acids and are known to cleave heparin and HS chains selectively, via an elimination mechanism. (neb.com)

for example, many wastes in the human body are excreted in the urine as their glucuronate salts, and iduronic acid is a component of some structural complexes such as proteoglycans. (wikipedia.org)
Iduronic acid-rich proteoglycans (PGIdoA) and human post-burn scar maturation: isolation and characterization. (harvard.edu)

Nano Organic was obtained by controlled bacterial fermentation and complexed with specific amino acids with fulvic acids. (unikeyterra.com)

They were composed of glucose and mannose and 10 different amino acids and with molecular weights of 18,000 and 8000 Da, respectively. (scirp.org)

The main parts of this polysaccharide have structures similar to those of uronic acid-containing polysaccharide from Fusarium sp. (elsevierpure.com)

Here, we studied the streptococcal metabolic pathway of unsaturated uronic acids and the structure/function relationship of its relevant isomerase and dehydrogenase. (rcsb.org)
4-Deoxy-l-threo-5-hexosulose-uronate (Dhu) nonenzymatically generated from unsaturated uronic acids was converted to 2-keto-3-deoxy-d-gluconate via 3-deoxy-d-glycero-2,5-hexodiulosonate through successive reactions of gbs1892 isomerase (DhuI) and gbs1891 NADH-dependent reductase/dehydrogenase (DhuD). (rcsb.org)
This is the first report on the bacterial metabolism of glycosaminoglycan-derived unsaturated uronic acids by isomerase and dehydrogenase. (rcsb.org)

Suitable pH: mildly acid and neutral soils and can grow in very acid soils. (pfaf.org)
This EPS exhibits a high N-acetyl-hexosamines and uronic acid content with a low amount of neutral sugar. (hal.science)

MS = A highly conserved 76-amino acid peptide universally found in eukaryotic cells that functions as a marker for intracellular PROTEIN TRANSPORT and degradation. (doctorinternet.com)

Regulation of low and high nucleic acid fluorescent heterotrophic prokaryote subpopulations and links to viral-induced mortality within natural prokaryote-virus communities. (marinemicrobialecologylab.com)

Iduronic Acid" is a descriptor in the National Library of Medicine's controlled vocabulary thesaurus, MeSH (Medical Subject Headings) . (harvard.edu)
This graph shows the total number of publications written about "Iduronic Acid" by people in Harvard Catalyst Profiles by year, and whether "Iduronic Acid" was a major or minor topic of these publication. (harvard.edu)
Below are the most recent publications written about "Iduronic Acid" by people in Profiles. (harvard.edu)
Inseparable iduronic acid-containing proteoglycan PG(IdoA) preparations of human skin and post-burn scar tissues: evidence for elevated levels of PG(IdoA)-I in hypertrophic scar by N-terminal sequencing. (harvard.edu)

The exception constitutes keratan sulphate whose uronic acid is substituted by galactose. (hindawi.com)

Determination of hemicelluloses and pectins in wood and pulp fibres by acid methanolysis and gas chromatography. (boku.ac.at)
The uronic acids assay: a method for the determination of chemical activity on biofilm EPS. (marinemicrobialecologylab.com)

MS = A single protein comprised of tandem repeats of the UBIQUITIN 78 amino acid sequence. (doctorinternet.com)

Hydroxylated fatty acid chains are frequently present (typically at C3 position) resulting in secondary acylation. (scirp.org)

Solubilizing the bagasse fibres with water increased the average productivity to 1.14 g/l/h, with a total lactic acid production of 84.2 g in a 1-l reactor. (biomedcentral.com)

Oxidation of the terminal aldehyde instead yields an aldonic acid, while oxidation of both the terminal hydroxyl group and the aldehyde yields an aldaric acid. (wikipedia.org)
Uronic acids were not detected in acid hydrolysates of the brown-rotted cellulose, indicating that oxidation was not at C-6. (irg-wp.com)

Heparinase enzymes create a double bond on the non-reducing end of the uronic acid that absorbs at 232nm and can be used for the detection of oligosaccharide and disaccharide products. (neb.com)
Chondroitin and dermatan sulfate, an important class of GAGs, are linear macromolecules consisting of disaccharide building blocks of N-acetylgalactosamine and two different uronic acids. (fu-berlin.de)

In addition, we discuss the possible mechanisms involved in improving the growth of plants cultivated in soils with acid pH, as well as mechanisms of tolerance to the toxic effect of Al. (frontiersin.org)
Most acid soils occur in the tropics and subtropics, where acidification is a natural process. (frontiersin.org)
Such molecules find their way into soil and water bodies in the form of acid rain, causing acidification of soils and the release of Al ions in a form easily absorbed by the plant root system, which is extremely toxic. (frontiersin.org)

f Increased para-amino-isobutyric acid, leucine, and proline levels in the urine. (medscape.com)

In this study, it is shown that an adequate production of lactic acid from lignocellulose was successfully accomplished by a two-stage SSF process, which combines acid-pretreated bagasse, B. coagulans precultivated in the presence of furfural as microorganism, and GC220 as enzyme cocktail. (biomedcentral.com)

Using furfural-containing precultures, productivity increased to 0.92 g/l/h, with a total lactic acid production of 91.7 g in a 1-l reactor containing 20% W/W DW bagasse. (biomedcentral.com)
Due to fast accumulation of lactic acid, enzyme activity was repressed during two-stage SSF, resulting in a decrease in productivity and a slightly lower total lactic acid production of 75.6 g. (biomedcentral.com)

In the preservative system that Nature's Sunshine has chosen, we can use ascorbic acid found in vitamin C, citric acid found in fruits and sodium benzoate. (theherbsplace.com)

Process overview of the production of lactic acid from sugarcane bagasse, either using batch SSF or two-stage SSF. (biomedcentral.com)

and among others microorganisms favored by the cariogenic conditions promoted by Streptococcus of mutans groups, such as yeasts Candida albicans, capable of surviving and proliferating in acid media 1 . (bvsalud.org)

1996). The protocol requires just milligram quantities of dry sample, which are digested under carefully optimized conditions in an anhydrous methanolic solution of hydrochloric acid, fowwoed by GC-MS-FID quantification of the liberated methyl glycosides. (boku.ac.at)

Lactic acid is conventionally used as natural preservative in food and cosmetics. (biomedcentral.com)

Anatomy2

Organisms1

Chemicals and Drugs40

Analytical, Diagnostic and Therapeutic Techniques and Equipment6

Phenomena and Processes3

Disciplines and Occupations1

Technology, Industry, Agriculture2

Information Science1

Glucuronic acid11

Hexuronic acids1

Polysaccharides2

Sugars4

Organic acids5

Carbohydrates1

Hydrolysis2

Sugar acids1

Heparin2

Proteoglycans2

Bacterial fermentation1

Glucose1

Polysaccharide1

Dehydrogenase3

Neutral2

DEGRADATION1

Nucleic acid1

Iduronic Acid4

Galactose1

Determination2

Amino acid1

Fatty acid1

Fibres1

Oxidation2

Disaccharide2

Soils3

Urine1

Presence1

Total2

Found1

Production1

Groups1

Sample1

Natural1