Results 1 to 10 of about 2,032,731 (300)

Inactivation of metabolic genes causes short- and long-range dys-regulation in Escherichia coli metabolic network. [PDF]

open access: yesPLoS ONE, 2013
The metabolic network in E. coli can be severely affected by the inactivation of metabolic genes that are required to catabolize a nutrient (D-galactose).
Dinesh Kumar Barupal   +3 more
doaj   +2 more sources

Functional Inactivation of Mast Cells Enhances Subcutaneous Adipose Tissue Browning in Mice

open access: yesCell Reports, 2019
Summary: Adipose tissue browning and systemic energy expenditure provide a defense mechanism against obesity and associated metabolic diseases. In high-cholesterol Western diet-fed mice, mast cell (MC) inactivation ameliorates obesity and insulin ...
Xian Zhang   +10 more
doaj   +2 more sources

Enhanced β-adrenergic signalling underlies an age-dependent beneficial metabolic effect of PI3K p110α inactivation in adipose tissue

open access: yesNature Communications, 2019
Insulin/IGF-1 signalling plays an important role in the regulation of metabolism and ageing. Here the authors show that inactivation of the pathway component PI3K p110α in the adipose tissue of mice produces a beneficial metabolic effect by enhancing β ...
Caroline Araiz   +8 more
doaj   +2 more sources

Mobile genetic element proliferation and gene inactivation impact over the genome structure and metabolic capabilities of Sodalis glossinidius, the secondary endosymbiont of tsetse flies

open access: yesBMC Genomics, 2010
Background Genome reduction is a common evolutionary process in symbiotic and pathogenic bacteria. This process has been extensively characterized in bacterial endosymbionts of insects, where primary mutualistic bacteria represent the most extreme cases ...
Moya Andrés   +3 more
doaj   +2 more sources

Inactivating histone deacetylase HDA promotes longevity by mobilizing trehalose metabolism [PDF]

open access: yesNature Communications, 2021
Histone acetylations are important epigenetic marks for transcriptional activation and respond to metabolic changes. Here the authors develop a lifespan screen and show that inactivation of the histone deacetylase complex activates longevity and protects
Ruofan Yu   +12 more
doaj   +3 more sources

Selective Inactivation Strategies for Vegetable Raw Materials: Regulating Microbial Communities to Ensure the Safety and Quality of Fermented Vegetables [PDF]

open access: yesFoods
Fermented vegetables, which are valued for their distinctive organoleptic properties and nutritional profile, are susceptible to quality deterioration during processing and storage because microorganisms inhabit vegetable raw materials.
Lin Zhu   +7 more
doaj   +2 more sources

Long‐term p110α PI3K inactivation exerts a beneficial effect on metabolism

open access: yesEMBO Molecular Medicine, 2013
The insulin/insulin‐like growth factor‐1 signalling (IIS) pathway regulates cellular and organismal metabolism and controls the rate of aging. Gain‐of‐function mutations in p110α, the principal mammalian IIS‐responsive isoform of PI 3‐kinase (PI3K ...
Lazaros C. Foukas   +7 more
doaj   +3 more sources

Cyclopropylamine inactivation of cytochromes P450: Role of metabolic intermediate complexes [PDF]

open access: yesArchives of Biochemistry and Biophysics, 2005
The inactivation of cytochrome P450 enzymes by cyclopropylamines has been attributed to a mechanism involving initial one-electron oxidation at nitrogen followed by scission of the cyclopropane ring leading to covalent modification of the enzyme. Herein, we report that in liver microsomes N-cyclopropylbenzylamine (1) and related compounds inactivate ...
Cerny, Matthew A., Hanzlik, Robert P.
openaire   +4 more sources

Delta-like ligand 4 mediated myeloid-derived suppressor cell metabolic reprogramming promotes neoadjuvant therapy resistance in titin-inactivated triple-negative breast cancer [PDF]

open access: yesMolecular Biomedicine
Triple-negative breast cancer (TNBC) is characterized by complex genomic background and treatment resistance. We first defined “Titin (TTN) inactivation”, a state of TTN expression deficiency or mutation, affecting tumor progression.
Yanfang Yang   +10 more
doaj   +2 more sources

Irradiated Non-replicative Lactic Acid Bacteria Preserve Metabolic Activity While Exhibiting Diverse Immune Modulation

open access: yesFrontiers in Veterinary Science, 2022
In the recent years, safety concerns regarding the administration of probiotics led to an increased interest in developing inactivated probiotics, also called “paraprobiotics”.
Luca Porfiri   +6 more
doaj   +1 more source

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