Results 61 to 70 of about 6,092 (169)

Identification and Application of a Novel Patulin Degrading Enzyme From Meyerozyma guilliermondii

open access: yesAdvanced Science, EarlyView.
Patulin (PAT), a hazardous mycotoxin, threatens human health. A novel yeast‐derived short‐chain dehydrogenase/reductase effectively degrades PAT into nontoxic ascladiol via catalytic triad activity. The biological detoxification process has no significant effect on the quality of fresh pear juice.
Yu Zhang   +7 more
wiley   +1 more source

Relating the metatranscriptome and metagenome of the human gut [PDF]

open access: yes, 2014
Although the composition of the human microbiome is now wellstudied, the microbiota’s \u3e8 million genes and their regulation remain largely uncharacterized.
Boylan, Matthew R.   +13 more
core   +2 more sources

A hepatoprotective experiment on taro vegetable (Colocasia esculenta (L.) Schott) flower employing animal models by mitigating oxidative stress

open access: yesAnimal Models and Experimental Medicine, EarlyView.
The antioxidant efficacy of Colocasia esculenta flower’s methanolic extract was assessed using 2,2′‐azino‐bis‐(3‐ethylbenzothiazoline‐6‐sulfonic) (ABTS) and 2,2‐diphenyl‐1‐picrylhydrazyl (DPPH) scavenging assay. The hepatoprotective effect was investigated by assessing liver injury indicators (amino transferase [ALT], aspartate amino transferase [AST],
Mahathir Mohammad   +9 more
wiley   +1 more source

Stereoselective enzymatic reduction of 1,4-diaryl-1,4-diones to the corresponding diols employing alcohol dehydrogenases [PDF]

open access: yes, 2018
Due to the steric hindrance of the starting prochiral ketones, the preparation of chiral 1,4-diaryl-1,4-diols through the asymmetric hydrogen transfer reaction has been mainly restricted to the use of metal-based catalysts, oxazaborolidines, or ...
Gonzalo Calvo, Gonzalo de   +3 more
core   +4 more sources

An Update: Enzymatic Synthesis for Industrial Applications

open access: yesAngewandte Chemie International Edition, EarlyView.
Biocatalysis has become a sustainable and cost‐competitive alternative to established chemical synthesis, enabling the enzyme‐based production of not only commodity chemicals but (non‐natural) amino acids, (rare) sugars, as well as synthetic nucleotides.
Thomas Bayer   +4 more
wiley   +1 more source

Proteomic analysis of Clostridium thermocellum core metabolism: relative protein expression profiles and growth phase-dependent changes in protein expression

open access: yesBMC Microbiology, 2012
Background Clostridium thermocellum produces H2 and ethanol, as well as CO2, acetate, formate, and lactate, directly from cellulosic biomass. It is therefore an attractive model for biofuel production via consolidated bioprocessing.
Rydzak Thomas   +9 more
doaj   +1 more source

Emergence of Staphylococcus aureus Resistance to Antimicrobial Peptides Nisin, NZ2114 and Bacitracin Involves Multiple Phenotypic Changes

open access: yesAnimal Research and One Health, EarlyView.
The AMP‐induced mutant Staphylococcus aureus strain nzR showed increased resistance, five gene mutations, and decreased surface anion levels. AMPs affect the NDH‐2 protein encoded by ndh gene inhibiting the growth of S. aureus. The deletion of the ndh gene promotes the development of AMPs resistance.
Lingyu Xiao   +12 more
wiley   +1 more source

Novel structural features in the GMC family of oxidoreductases revealed by the crystal structure of fungal aryl-alcohol oxidase

open access: yesActa Crystallographica Section D Biological Crystallography, 2009
Lignin biodegradation, a key step in carbon recycling in land ecosystems, is carried out by white-rot fungi through an H(2)O(2)-dependent process defined as enzymatic combustion. Pleurotus eryngii is a selective lignin-degrading fungus that produces H(2)O(2) during redox cycling of p-anisylic compounds involving the secreted flavoenzyme aryl-alcohol ...
Ángel T. Martínez   +6 more
openaire   +3 more sources

Fabrication of Polypyrrole–Polystyrene Sulfonate by Amperometric Biosensor‐Based Electropolymerization for Cholesterol Determination in Serum

open access: yesBiotechnology and Applied Biochemistry, EarlyView.
ABSTRACT Since cholesterol triggers many diseases, many methods have been developed for its determination. In this study, an alternative system for cholesterol determination was developed by preparing amperometric biosensors. In the development of the biosensor, Pt/polypyrrole–polystyrene sulfonate film was prepared by electropolymerization of ...
Alaa Anwer Ali Dada   +3 more
wiley   +1 more source

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