Results 51 to 60 of about 6,038 (204)

Advancements and Challenges in Second‐ and Third‐Generation Biofuels: A Comparative Analysis of Lignocellulosic and Algal Feedstocks

open access: yesSafety Science and Technology, EarlyView.
ABSTRACT Advanced biofuels derived from nonfood biomass are increasingly recognized as strategic components of low‐carbon energy systems, particularly for sectors where direct electrification remains difficult. Second‐generation biofuels from lignocellulosic residues and third‐generation biofuels from algal and aquatic biomass offer complementary ...
Majid Saidi, Amirreza Ahmadbozorgi
wiley   +1 more source

Screening of Xylanolytic Aspergillus fumigatus for Prebiotic Xylooligosaccharide Production Using Bagasse

open access: yesFood Technology and Biotechnology, 2015
Sugarcane bagasse is an important lignocellulosic material studied for the production of xylooligosaccharides (XOS). Some XOS are considered soluble dietary fibre, with low caloric value and prebiotic effect, but they are expensive and not easily ...
Ana Flavia Azevedo Carvalho   +5 more
doaj   +1 more source

PETIMOT: a novel framework for inferring protein motions from sparse data using SE(3)‐equivariant graph neural networks

open access: yesActa Crystallographica Section D, EarlyView.
We present a new formulation for protein flexibility and learn protein motions from sparse experimental data.Proteins move and deform to ensure their biological functions. Despite significant progress in protein structure prediction, approximating conformational ensembles under physiological conditions remains a fundamental open problem.
Valentin Lombard   +3 more
wiley   +1 more source

Feruloyl esterase (FAE-1) sourced from a termite hindgut and GH10 xylanases synergy improves degradation of arabinoxylan

open access: yesAMB Express, 2021
Cereal feedstocks have high arabinoxylan content as their main hemicellulose, which is linked to lignin by hydroxycinnamic acids such as ferulic acid.
Mpho S. Mafa   +2 more
doaj   +1 more source

Crystal structure of endo‐β‐1,6‐galactanase from Streptomyces avermitilis

open access: yesActa Crystallographica Section D, EarlyView.
The crystal structure of S. avermitilis endo‐β‐1,6‐galactanase belonging to GH30 subfamily 5 reveals the first structural framework for endo‐β‐1,6‐galactanase. The β‐1,6‐galactobiose‐bound complex identifies the catalytic subsites and a distal secondary sugar‐binding site, providing insight into β‐1,6‐galactan recognition.Endo‐β‐1,6‐galactanases ...
Zui Fujimoto   +3 more
wiley   +1 more source

Bacterial xylanases: biology to biotechnology [PDF]

open access: yes3 Biotech, 2016
In this review, a comprehensive discussion exclusively on bacterial xylanases; their gene organization; different factors and conditions affecting enzyme yield and activity; and their commercial application have been deliberated in the light of recent research findings and extensive information mining.
Chakdar, Hillol   +6 more
openaire   +2 more sources

Russian wheat aphid: a model for genomic plasticity and a challenge to breeders

open access: yesInsect Science, EarlyView.
Invasive foundress finds suitable habitat and reproduces through pathogenesis. Wingless females produce life offspring quickly, which leads to high population densities. High population densities result in competition, which may induce epigenetic changes and wing development for dispersal.
Astrid Jankielsohn   +8 more
wiley   +1 more source

Cryo‐EM structure of GH43 β‐Xylosidase from Enterobacter cloacae provides insights into substrate specificity and the role of an auxiliary domain in enzymatic activity

open access: yesThe FEBS Journal, EarlyView.
Xylan, the second most abundant plant cell wall polysaccharide, is degraded by β‐xylanases and β‐xylosidases. Here, we present the 2.65 Å cryo‐EM structure of Enterobacter cloacae β‐xylosidase (EcXyl43, GH43) and the 2.4 Å X‐ray structure of its inactive F507A mutant.
Lorenzo Briganti   +8 more
wiley   +1 more source

The influence of substrate concentration and growth phase on expression of Butyrivibrio sp. Mz5 endoxylanases

open access: yesActa Agriculturae Slovenica, 2000
Butyrivibria represent a significant proportion of bacterial isolates from different ruminants. The strain Butyrivibrio sp. Mz5 was originally isolated from the rumen of a black and white Frisian cow. It possesses very high xylanolytic activity, at least
Maša ZOREC   +3 more
doaj   +1 more source

Evaluating 20% and 40% Inclusion of Sugary Former Foods in Pig Diets: Effects on Growth Performance, Feeding Behaviour, Carcass and Meat Quality Traits

open access: yesJournal of Animal Physiology and Animal Nutrition, EarlyView.
ABSTRACT Former food products (FFP) are food industry leftovers that can be used as feed ingredients. We investigated the effects of sugary FFP on growth, feeding behaviour, carcass and meat quality of pigs fattened to a heavy weight. Three inclusion levels were tested: 0% (FFP‐0 = control), 20% (FFP‐20) and 40% (FFP‐40) FFP in grower (20–60 kg BW ...
Marjeta Čandek‐Potokar   +4 more
wiley   +1 more source

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