Results 91 to 100 of about 98,142 (384)

Production of Vitamin B2 (Riboflavin) by Microorganisms: An Overview

open access: yesFrontiers in Bioengineering and Biotechnology, 2020
Riboflavin is a crucial micronutrient that is a precursor to coenzymes flavin mononucleotide and flavin adenine dinucleotide, and it is required for biochemical reactions in all living cells.
Liudmila A. Averianova   +8 more
doaj   +1 more source

Structure and function of proteins and nucleic acid Progress report, 1 Jul. - 31 Dec. 1967 [PDF]

open access: yes
Conformation of pyridine nucleotide coenzymes by rotary dispersion and ...
Stryer, L.
core   +1 more source

Cofactor Selectivity in Methylmalonyl Coenzyme A Mutase, a Model Cobamide-Dependent Enzyme. [PDF]

open access: yes, 2019
Cobamides, a uniquely diverse family of enzyme cofactors related to vitamin B12, are produced exclusively by bacteria and archaea but used in all domains of life.
Mok, Kenny   +5 more
core   +1 more source

Discovery, Herbicidal Activity and Biosynthesis of a Novel Natural Tetramic Acid from Alternaria Species

open access: yesAdvanced Science, EarlyView.
The biosynthetic mechanism of novel natural tetramic acid S‐TeA in Alternaria alternata is elucidated. Threonine acts as a precursor for 2‐amino‐3‐methylhexanoic acid (AMHA) synthesis via eight key enzymes from the branched‐chain amino acid biosynthetic pathway in the mitochondrion, wherein three unique enzymes (IPMS, IPMDH, and ISMD) play critical ...
He Wang   +9 more
wiley   +1 more source

Design, Synthesis and SAR Studies of NAD Analogues as Potent Inhibitors towards CD38 NADase

open access: yesMolecules, 2014
Nicotinamide adenine dinucleotide (NAD), one of the most important coenzymes in the cells, is a substrate of the signaling enzyme CD38, by which NAD is converted to a second messenger, cyclic ADP-ribose, which releases calcium from intracellular calcium ...
Shengjun Wang   +8 more
doaj   +1 more source

Pyruvate Carboxylase in Macrophages Aggravates Atherosclerosis by Regulating Metabolism Reprogramming to Promote Inflammatory Responses Through the Hypoxia‐Inducible Factor‐1 Signaling Pathway

open access: yesAdvanced Science, EarlyView.
This study investigates the role of macrophage pyruvate carboxylase (PC) in atherosclerosis (AS) demonstrating that PC upregulation in macrophages promotes metabolism reprogramming to enhance inflammatory responses via the HIF‐1 signaling pathway.
Ling‐Na Zhao   +17 more
wiley   +1 more source

Folic Acid Effect on Arginase Activity in Human Colostrum and Mature Milk

open access: yesPteridines, 2012
Folic acid, or folates are available from a large variety of sources, such as green leafy vegetables (spinach, beans) and liver. The importance of folates is based on their requirement as coenzymes in the transfer and utilization of one-carbon units in a
Bjelakovic Ljiljana   +7 more
doaj   +1 more source

Controlled Production and Degradation of Selected Biomaterials [PDF]

open access: yes, 2010
Předložená disertační práce se zabývá studiem produkce a degradace polymerních materiálů s využitím mikroorganismů. Hlavní pozornost je upřena ke studiu produkce polyesterů bakteriálního původu - polyhydroxyalkanoátů.
Obruča, Stanislav
core   +1 more source

Elastic Deformation of Cellulose/Lignin‐Based Anode for Rejuvenating Aged Mix‐Cultured Electroactive Biofilms

open access: yesAdvanced Science, EarlyView.
A new strategy for revitalizing aged biofilms using the elastic deformation of biomass‐based flexible carbon aerogel is proposed. The elastic deformation removes the nonelectrogenic bacteria and the dead electrogenic bacteria, as well as a lot of loosely bound extracellular polymer materials.
Xue Liu   +15 more
wiley   +1 more source

Ultrasound‐Triggered Nanocomposite “Lever” Hydrogels with a Full Repair System Accelerates Diabetic Foot Ulcer Repair

open access: yesAdvanced Science, EarlyView.
Ultrasound (US)‐treated nanocomposite ‘lever’ hydrogels reprogrammed wound reactive oxygen species (ROS) levels and promoted wound healing in infected diabetic foot ulcers. Abstract Diabetic foot ulcers (DFUs) are a complex mixture of neuropathy, peripheral arterial disease, and infection, where excessive reactive oxygen species (ROS) exacerbates ...
Yuting Shen   +16 more
wiley   +1 more source

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