Results 21 to 30 of about 817,589 (162)

Conversion of hexuronic acid to hexaric acid

open access: yes, 2011
The present invention relates to a method and microbial host strain for converting a hexuronic acid to a hexaric acid. In particular, the invention relates to the con-version of D-galacturonic acid to meso-galactaric acid (mucic acid). The invention also
Boer, Harry   +3 more
core   +2 more sources

EFFECTS OF MODULATING NF ΚB AND NRF2 SIGNALING PATHWAYS ON THE DEPOLYMERIZATION OF CONNECTIVE TISSUE BIOPOLYMERS IN THE RAT SMALL INTESTINE UNDER SURGICAL TRAUMA FOLLOWING SINGLE PROLONGED STRESS

open access: yesПроблеми екології та медицини
This study aimed to investigate the effects of ammonium pyrrolidinedithiocarbamate (an inhibitor of NF κB activation) and sulforaphane (an inducer of the Nrf2/antioxidant response element (ARE) signaling pathway) on the depolymerization processes of ...
R.M. Ryabushko   +2 more
doaj   +1 more source

‘Hexuronic Acid”(Ascorbic Acid) as the Antiscorbutic Factor [PDF]

open access: yesNature, 1933
IN view of the facts that (1) hexuronic acid is the name of a class of substances rather than that of one individual compound, and that (2) the material described as hexuronic acid isolated from adrenal cortex and now from Paprika contains a molecule of water less than is required for a hexuronic acid, we wish to ascribe the name ascorbic acid to the ...
A. SZENT-GYöRGYI, W. N. HAWORTH
openaire   +1 more source

Prospects for the use of growth regulators in vegetative propagation technology of La-vandula angustifolia

open access: yesRegulatory Mechanisms in Biosystems
Lavenders include some 28 species of evergreen aromatic shrubs and subshrubs belonging to the mint family, the Lamiaceae. They occur mainly around the Mediterranean and their flowers range from pink to purple and white.
O. Kobets   +3 more
doaj   +1 more source

Investigation of Substrate Specificity in 5‐Keto‐4‐Deoxy‐Glucarate Dehydratase and 2‐Keto‐3‐Deoxy‐L‐Arabinonate Dehydratase

open access: yesChemBioChem, Volume 27, Issue 14, 29 July 2026.
5‐Keto‐4‐deoxy glucarate dehydratase and 2‐keto‐3‐deoxy‐L‐arabinonate dehydratase share many similarities like structure, reaction mechanism, and their generated product, but exhibit very high substrate specificity. Here, we explore the evolutionary development of this specificity in the context of the enzyme superfamily and attempt to find promiscuous
Kathrin Hörnschemeyer   +4 more
wiley   +1 more source

LIBERATION OF HEXOSAMINE, HEXURONIC ACID, AND HYDROXYPROLINE FROM TISSUES BY RESIN HYDROLYSIS

open access: yes, 1958
Excess sulphonated polystyrene resin (Dowex-50, 200–400 mesh) suspended in 0.05 N hydrochloric acid has been found suitable as a catalyst for the hydrolysis of tissue samples preparatory to the determination of hexosamine, hexuronic acid, and ...
P. A. Anastassiadis, R. H. Common
core   +1 more source

Experimental isovalthinuria. III. Induction by bile acids, and hypocholesterolemic agents [PDF]

open access: yes, 1963
Some bile acids (dehydrocholic, cholic, chenodeoxycholic, ursodeoxycholic, and deoxycholic acids), and some hypocholesterolemic agents (22, 25 diazacholestanol, 20,25-diazacholesterol, triparanol, and SKF 525-A) are the inducers of isovalthinuria in ...
Ubuka, Toshihiko
core   +1 more source

Engineering, Expression, Purification, and Application of Glycosaminoglycan‐Specific Antibodies

open access: yesCurrent Protocols, Volume 6, Issue 5, May 2026.
Abstract Cluster of differentiation markers have been transformative for defining cell populations and their functional states, but recent work indicates that finer granularity can be achieved by considering the diverse heparan sulfate structures presented on proteoglycans.
Kheerthana Duraivelan   +7 more
wiley   +1 more source

Effects of dietary long-chain polyunsaturated fatty acids on plasma amino acids and indices of protein metabolism in infants: Results from a randomized clinical trial [PDF]

open access: yes, 1998
Background/Aim: Previous studies in vitro and in animals in vivo found that alpha-linolenic acid (C18:3 omega 3) may enhance oxidative damage of essential amino acids.
Burus, I.   +2 more
core   +1 more source

Tunable Bioresorbable Scaffolds With Marine Sulfated Polysaccharides for Small‐Caliber Vascular Grafts: A Multi‐Layered Strategy Combining Electrospinning and 4‐Axis Printing

open access: yesAdvanced Healthcare Materials, Volume 15, Issue 16, 24 April 2026.
A multilayered small‐caliber vascular scaffold combining electrospinning and 4‐axis printing is developed and biofunctionalized with marine sulfated polysaccharides from Holothuria tubulosa. The resulting construct exhibits enhanced hemocompatibility, tunable mechanical properties, and supports endothelial and smooth muscle cell adhesion and ...
Gabriele Obino   +9 more
wiley   +1 more source

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