Keto acid
Administration of endotoxin, tumor necrosis factor, or interleukin 1 to rats activates skeletal muscle branched chain alpha keto acid dehydrogenase
... accelerated oxidation of branched-chain amino acids (BCAA). Branched-chain alpha-keto acid dehydrogenase (BCKAD), the rate-limiting enzyme for BCAA oxidation by muscle, is regulated by ...
9
Maple syrup urine disease in Mennonites Evidence that the Y393N mutation in E1 alpha impedes assembly of the E1 component of branched chain alpha keto acid dehydrogenase complex
... Isolation and sequencing of a cDNA encoding the decarboxylase El a precursor of bovine branched-chain a-keto acid dehydrogenase complex: expression of Ela mRNA and subunit in maple syrup[r] ...
5
Modulation of rat skeletal muscle branched chain alpha keto acid dehydrogenase in vivo Effects of dietary protein and meal consumption
... Effects on plasma amino acid concentrations and hepatic branched-chain a-keto acid dehydrogenase activity of feeding rats diets containing 9 or 50% casein.. Dietary and hormonal control [r] ...
11
Distribution of branched chain alpha keto acid dehydrogenases in primate tissues
... The specific activity of the branched-chain alpha-keto acid (BCKA) dehydrogenases was measured in normal tissues of the rat, monkey, and man, and in cirrhotic human liver. In the rat, specific activity of ...
8
(±) trans 3 Oxo 1,2,3,4,4a,9,10,10a octahydrophenanthrene 10a carboxylic acid: catemeric hydrogen bonding in a δ keto acid
... centrosymmetric acid pairing (Leiserowitz, 1976; Gavezzotti & Filippini, 1994; Allen et ...options. Keto acids with few fully rotatable bonds thus display an increased tendency to form ...
8
2 (2 Methylbenzoyl)benzoic acid: catemeric hydrogen bonding in a γ keto acid†
... 2-(4-methylbenzoyl)benzoic acid and its hydrate have been published: HOFGAK (Degen & Bolte, 1999) is the p-toluene analog of (I) and MIXTOD (Song, et ...the acid groups (Borthwick, 1980), but the ...
9
(2S*,4aR*,8aS*) 6 Oxoperhydronaphthalene 2 carboxylic acid: dual hydrogen bonding modes in a bicyclic ζ keto acid
... cyclohexanone-4-carboxylic acid, purchased from TCI America, Portland, Oregon, USA, was converted to its pyrrolidine enamine, which was treated with methyl vinyl ketone as described by Stork et ...
10
3 Oxocyclobutanecarboxylic acid: hydrogen bonding in a small ring γ keto acid
... but acid-to-ketone catemers constitute a sizable minority of cases, followed by the three remaining, rarely observed patterns, consisting of acid-to-acid catemers, internal H-bonds and carboxyl-to- ...
6
3 (4 Oxocyclohexyl)propionic acid monohydrate: hydrogen bonding in the hydrate of a ζ keto acid
... Compound (I) was prepared by catalytic hydrogenation of 2.38 g (14.5 mmol) of p-hydroxycinnamic acid in 25 ml of 95% ethanol over 584 g of 5% Rh/C catalyst at atmospheric pressure and room temperature. Over 74 h, ...
7
1 Oxoindan 6 carboxylic acid: catemeric hydrogen bonding in an aromatic δ keto acid
... Of the five hydrogen-bonding modes known for simple keto- carboxylic acids, acid dimerization is found to be disfavored by low molecular flexibility. This effect appears to involve a reduced repertoire of ...
7
SODIUM 'CHLORIDE SALINITY INDUCED KETO ACID AND AMINO ACID CHANGES IN GROUNDNUT (ARACHIS HYPOGAHA t.) LEAVES.
... (glutamic and aspartic acids)¢amides (glutamine and asparagine). From the present investigation it is presumed that oc-KGA, PYRA and OAA in satinized plants participate in the above[r] ...
6
Nicotinium Dichromate – Induced Electron Transfer in Pentaamminecobalt (Iii) Complexes of Μ-Hydroxy Acids in Micellar Medium
... cobalt(III) glyoxalato complex which can decompose in a slow step, proceeds through C-H bond fission leading to the formation of the keto acid complex and Cr(IV). As 1 mole of glyoxalato(III) complex ...
6
Circulating glutamate concentration as a biomarker of visceral obesity and associated metabolic alterations
... Although the mechanism linking glutamate to VAT accumulation is not yet clear, we suggest that it may involve BCAA catabolism in visceral adipocytes. BCAAs can be metabolized in adipocyte mitochondria to gener- ate ...
7
I. Assay methods for the keto-enol tautomerization of oxalacetic acid. II. Purification and characterization of oxalacetate keto-enol tautomerase.
... the keto form. In aqueous OAA systems below pH 10, the keto acid is always the major species present ( 7 ), so that the extent and rate of decarboxylat ion increases with Increasing ...the ...
155
Goodman_unc_0153D_16066.pdf
... β -substituted α -keto acid derivatives that provide access to a wide array of diverse β -functionality. Many rely on the generation and subsequent addition of glyoxylate acyl anion equivalents to assorted ...
294
2,6 Dimethyl 4 oxocyclohexanecarboxylic acid: a meso keto acid1
... 2,6,6-trimethyl-4-oxocyclohexanecarboxylic acid (Xie et al., 2002), as a chiral keto acid that forms a one-dimensional hydrogen-bonded network through the carboxyl OH and the ketone O ...
7
SALT TOLERANCE IN SALVADORA PERSICA : OSMOTIC CONSTITUENTS AND GROWTH DURING IMMATURE PHASE
... pyruvic acid (PEPA), pyruvic acid (PYR), oxalo acetic acid (OAA), glyoxylic acid (GLY), a-ketoglutaric acid (a-KGA) and two unidentified ...The keto acids were found to increase ...
5
Modular pathway engineering for the microbial production of branched-chain fatty alcohols
... α-keto acid supplementation produced 34 mg/L of BLFLs, compris- ing 44% of the total alcohols ...α-keto acid determines the final chain structure, the final BLFL com- position should mirror ...
15
DEVELOPMENTAL RETARDATION ASSOCIATED WITH AN ABNORMALITY IN TYROSINE METABOLISM
... In contrast to the large keto acid excre- tion in the first urine specimen, the second specimen showed an entirely normal keto acid pattern. Results of a phenylalanine tolerance test[r] ...
13
Applications of isothiourea generated ammonium enolates in asymmetric synthesis
... o-Tolylacetic acid showed a slightly reduced diastereoselectivity (entry 4), with the minor diastereoisomer having a much lower ...(thiophenyl)acetic acid could also be used in this protocol, generating 105 ...
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