Results 11 to 20 of about 1,159 (247)

Enzymes for the biocatalytic production of rare sugars [PDF]

open access: yesJournal of Industrial Microbiology and Biotechnology, 2012
Abstract Carbohydrates are much more than just a source of energy as they also mediate a variety of recognition processes that are central to human health. As such, saccharides can be applied in the food and pharmaceutical industries to stimulate our immune system (e.g., prebiotics), to control diabetes (e.g., low-calorie sweeteners), or
Koen, Beerens   +2 more
openaire   +3 more sources

Production of rare sugars from common sugars in subcritical aqueous ethanol [PDF]

open access: yesFood Chemistry, 2015
A new isomerization reaction was developed to synthesize rare ketoses. D-tagatose, D-xylulose, and D-ribulose were obtained in the maximum yields of 24%, 38%, and 40%, respectively, from the corresponding aldoses, D-galactose, D-xylose, and D-ribose, by treating the aldoses with 80% (v/v) subcritical aqueous ethanol at 180°C.
Gao, Da-Ming   +2 more
openaire   +5 more sources

Investigation of the Hydration Behavior of Different Sugars by Time Domain-NMR [PDF]

open access: yesFoods, 2022
The hydration behavior of sugars varies from each other and examining the underlying mechanism is challenging. In this study, the hydration behavior of glucose, fructose, allulose (aka rare sugar), and sucrose have been explored using different Time ...
Ozan Tas   +3 more
doaj   +5 more sources

Systematic synthesis of rare sugars and stereospecific conversion via photocatalysis [PDF]

open access: yesScientific Reports
Rare sugars have gained attention as potential raw materials for pharmaceuticals and functional foods. Photocatalysis presents a promising approach for rare sugar synthesis due to its mild reaction conditions and environmental compatibility.
Pratiksha Babgonda Patil   +7 more
doaj   +2 more sources

Tailoring the natural rare sugars D-tagatose and L-sorbose to produce novel functional carbohydrates [PDF]

open access: yesnpj Science of Food
This multidisciplinary study details the biosynthesis of novel non-digestible oligosaccharides derived from rare sugars, achieved through transfructosylation of D-tagatose and L-sorbose by levansucrase from Bacillus subtilis CECT 39 (SacB).
Oswaldo Hernandez-Hernandez   +11 more
doaj   +2 more sources

Novel Methods towards Rare Sugars Based on Site-Selective Chemistry [PDF]

open access: yes, 2021
Sugars play important roles in the functions of our bodies. Besides common sugars like glucose and lactose, other rare sugars are found in bacteria and other organisms. These rare sugars can have important biological activities, such as anti-cancer, anti-
Wan, Ieng Chim
core   +1 more source

Rare sugars, and their effect on cardiometabolic risk factors. [PDF]

open access: yes, 2022
High intake of free sugars has been implicated in the epidemics of obesity, diabetes, and related cardiometabolic disorders. While most of the attention has focused on the adverse health effects of common sugars, rare sugars have received far less ...
John Sievenpiper   +2 more
core   +1 more source

A General Strategy for the Synthesis of Rare Sugars via Ru(II)-catalyzed and Boron-mediated Selective Epimerization of 1,2-trans-diols to 1,2-cis-diols [PDF]

open access: yes, 2021
Human glycans are primarily composed of nine common sugar building blocks. On the other hand, several hundred monosaccharides have been discovered in bacteria and most of them are not readily available.
Xiaolei, Li, Weiping, Tang, Jicheng, Wu
core   +1 more source

Rare sugars: metabolic impacts and mechanisms of action: a scoping review [PDF]

open access: yes, 2021
Food manufacturers are under increasing pressure to limit the amount of free sugars in their products. Many have reformulated products to replace sucrose, glucose and fructose with alternative sweeteners, but some of these have been associated with ...
Smith, Alison   +16 more
core   +2 more sources

Feedback Inhibition of Bacterial Nucleotidyltransferases by Rare Nucleotide l‑Sugars Restricts Substrate Promiscuity [PDF]

open access: yes, 2023
Bacterial glycomes are rich in prokaryote-specific or “rare” sugars that are absent in mammals. Like common sugars found across organisms, rare sugars are typically activated as nucleoside diphosphate sugars (NDP-sugars) by nucleotidyltransferases.
Maggie C. Zheng   +7 more
core   +1 more source

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