Results 41 to 50 of about 265,603 (330)

Multiplicity of 3-Ketosteroid-9α-Hydroxylase Enzymes in Rhodococcus rhodochrous DSM43269 for Specific Degradation of Different Classes of Steroids [PDF]

open access: yes, 2011
The well-known large catabolic potential of rhodococci is greatly facilitated by an impressive gene multiplicity. This study reports on the multiplicity of kshA, encoding the oxygenase component of 3-ketosteroid 9α-hydroxylase, a key enzyme in steroid ...
Petrusma, Mirjan   +12 more
core   +4 more sources

Rutin Prevents Dexamethasone-Induced Muscle Loss in C2C12 Myotube and Mouse Model by Controlling FOXO3-Dependent Signaling

open access: yesAntioxidants, 2023
One of the causes of sarcopenia is that homeostasis between anabolism and catabolism breaks down due to muscle metabolism changes. Rutin has shown antioxidant and anti-inflammatory effects in various diseases, but there are few studies on the effect on ...
Young-Sool Hah   +8 more
doaj   +1 more source

PnpM, a LysR-Type Transcriptional Regulator Activates the Hydroquinone Pathway in para-Nitrophenol Degradation in Pseudomonas sp. Strain WBC-3

open access: yesFrontiers in Microbiology, 2017
A LysR-type transcriptional regulator (LTTR), PnpR, has previously been shown to activate the transcription of operons pnpA, pnpB, and pnpCDEFG for para-nitrophenol (PNP) degradation in Pseudomonas sp. strain WBC-3. Further preliminary evidence suggested
Jin-Pei Wang   +5 more
doaj   +1 more source

Pyrimidine Biosynthesis and Ribonucleoside Metabolism in Species of Pseudomonas

open access: yesFermentation, 2023
Pyrimidine biosynthesis and ribonucleoside metabolism in species of Pseudomonas was the focus of this review, in relation to their current taxonomic assignments in different homology groups.
Thomas P. West
doaj   +1 more source

Sulfide catabolism ameliorates hypoxic brain injury

open access: yesNature Communications, 2021
The mammalian brain is highly vulnerable to oxygen deprivation, yet the mechanism underlying the brain’s sensitivity to hypoxia is incompletely understood.
Eizo Marutani   +32 more
semanticscholar   +1 more source

Catabolism in Mollicutes [PDF]

open access: yesJournal of General Microbiology, 1992
The small genome size of mollicutes, and particularly mycoplasmas and ureaplasmas, precludes their possession of the extensive range of metabolic activities present in most other bacterial groups. Demonstrated catabolic activities appear primarily to be associated with energy generation, rather than the provision of substrates for synthetic pathways ...
openaire   +2 more sources

Immuno-Modulatory Effects of Intervertebral Disc Cells

open access: yesFrontiers in Cell and Developmental Biology, 2022
Low back pain is a highly prevalent, chronic, and costly medical condition predominantly triggered by intervertebral disc degeneration (IDD). IDD is often caused by structural and biochemical changes in intervertebral discs (IVD) that prompt a pathologic
Paola Bermudez-Lekerika   +24 more
doaj   +1 more source

Intracellular pathways for lignin catabolism in white-rot fungi

open access: yesProceedings of the National Academy of Sciences of the United States of America, 2021
Significance White-rot fungi play an essential role in global carbon cycling because of their extraordinary ability to extracellularly deconstruct lignin, a recalcitrant plant biopolymer.
Carlos del Cerro   +19 more
semanticscholar   +1 more source

BCAA catabolism in brown fat controls energy homeostasis through SLC25A44

open access: yesNature, 2019
Branched-chain amino acid (BCAA; valine, leucine and isoleucine) supplementation is often beneficial to energy expenditure; however, increased circulating levels of BCAA are linked to obesity and diabetes.
T. Yoneshiro   +35 more
semanticscholar   +1 more source

Branched-chain amino acid catabolism breaks glutamine addiction to sustain hepatocellular carcinoma progression.

open access: yesCell Reports, 2022
Branched-chain amino acid (BCAA) catabolism is related to tumorigenesis. However, the underlying mechanism and specific contexts in which BCAAs affect tumor progression remain unclear.
Dongdong Yang   +16 more
semanticscholar   +1 more source

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