Results 81 to 90 of about 11,278 (243)

Comprehensive Characterization of Acer truncatum Leaf Extract: Identification of Systemic Metabolites and Effects on Performance, Antioxidant Status, and Intestinal Microbiota in Laying Hens

open access: yesAnimal Research and One Health, EarlyView.
Dietary A. truncatum leaf extract is absorbed and improves laying performance in aged hens by enhancing systemic antioxidant capacity and modulating the gut microbiota. ABSTRACT The demand for natural feed additives is considerably increasing in the antibiotic‐free feed era.
Kailong Qin   +6 more
wiley   +1 more source

Pharmacogenetic CYP2B6 variants affect steroid hormone metabolism in human breast cancer cells

open access: yesBritish Journal of Clinical Pharmacology, EarlyView.
Common genetic CYP2B6 variants correlate with adverse breast cancer outcome. The oestrogen metabolites estriol and 16‐epiestriol, which are formed downstream of CYP2B6‐catalysed 16α/β‐hydroxytestosterone, may be linked to elevated breast cancer risk and might increase due to the demonstrated CYP2B6 variants‐related metabolic shifts.
Marco Hoffmann   +5 more
wiley   +1 more source

Data-driven extraction of relative reasoning rules to limit combinatorial explosion in biodegradation pathway prediction [PDF]

open access: yes, 2017
Motivation: The University of Minnesota Pathway Prediction System (UM-PPS) is a rule-based expert system to predict plausible biodegradation pathways for organic compounds. However, iterative application of these rules to generate biodegradation pathways
Ellis, Lynda   +4 more
core  

Native proteins in organic chemistry. Recent achievements in the use of non hydrolytic enzymes for the synthesis of pharmaceuticals [PDF]

open access: yes, 2016
Financial support by the Spanish Ministerio de Economia y Competitividad (MINECO) through the CTQ-2013-44153-P project is grateful acknowledged. M.L.-I.
Gotor Fernández, Vicente   +2 more
core   +2 more sources

Physiologically‐based pharmacokinetic modelling of uridine 5′‐diphosphoglucorosultransferase (UGT) substrate drugs in pregnant women

open access: yesBritish Journal of Clinical Pharmacology, EarlyView.
Aims While pregnancy‐related changes in phase I enzyme activity are well‐documented, less is known about the impact on phase II enzymes. This study aimed to test the hypothesis that changes in the pharmacokinetics (PK) of uridine 5′‐diphosphoglucuronosyltransferase (UGT) substrates during pregnancy result from altered enzyme expression or activity ...
William Saffaf   +6 more
wiley   +1 more source

Enhancing stress-resistance for efficient microbial biotransformations by synthetic biology

open access: yesFrontiers in Bioengineering and Biotechnology, 2014
Chemical conversions mediated by microorganisms, otherwise known as microbial biotransformations, are playing an increasingly important role within the biotechnology industry.
Haiyang eJia   +3 more
doaj   +1 more source

Chemistry on the inside: green chemistry in mesoporous materials [PDF]

open access: yes, 2000
An overview of the rapidly expanding area of tailored mesoporous solids is presented. The synthesis of a wide range of the materials is covered, both inorganically and organically modified.
Brunel D.   +3 more
core   +1 more source

Endogenous melatonin partial metabolic clearance as a potential endogenous marker of CYP1A2 activity

open access: yesBritish Journal of Clinical Pharmacology, EarlyView.
Aims Cytochrome P450 1A2 (CYP1A2) exhibits substantial interindividual variability, necessitating appropriate phenotyping strategies for personalized pharmacotherapy. This study evaluated endogenous melatonin partial metabolic clearance (CLm(MEL)), calculated from urinary 6‐hydroxymelatonin (6‐O‐MEL) excretion and plasma melatonin (MEL) exposure, as a ...
Akitomo Yokokawa   +5 more
wiley   +1 more source

VALIDATED LC-MS/MS METHOD FOR THE CONCOMITANT DETERMINATION OF AMOXICILLIN AND CLAVULANIC ACID FROM HUMAN PLASMA

open access: yesStudia Universitatis Babes-Bolyai Chemia, 2017
The purpose of this study was the development and validation of an LC-MS/MS method, for the concomitant and rapid determination amoxicillin and clavulanic acid from human plasma. The sample workup involved a simple protein precipitation procedure.
József BALÁZSI   +5 more
doaj   +1 more source

Biocatalysis. Biological systems for the production of chemicals [PDF]

open access: yes, 2017
Biocatalysis harnesses the catalytic potential of enzymes to produce building blocks and end-products for the pharmaceutical and chemical industry. Located at the interface between fermentation processes and petrol-based chemistry, biotransformation ...
Held, M.   +3 more
core  

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