Results 101 to 110 of about 263,845 (214)

Synthesis of citrulline and arginine from proline in enterocytes of postnatal pigs

open access: yes, 1997
The synthesis of ornithine, citrulline, and arginine from proline was quantified in enterocytes of newborn (0-day-old) pigs, 2- to 21-day-old suckling pigs, and 29- to 58-day-old pigs weaned at 21 days of age. Mitochondria were prepared from enterocytes
G. Wu
core   +1 more source

1H NMR metabolomics and lipidomics analysis of neutrophils reveals biomarkers of ageing, inflammageing and frailty

open access: yesThe FEBS Journal, EarlyView.
Using 1H NMR metabolomics, we measured polar and lipid metabolites from human blood neutrophils from people with frailty (n = 31, mean age 84Y), people with rheumatoid arthritis (n = 16, mean age 55Y), robust older (n = 24, mean age 66Y) and healthy younger people (n = 21, mean age 22Y).
Genna Ali Abdullah   +5 more
wiley   +1 more source

Common pathways and outliers in glucose catabolism across Trypanosomatidae

open access: yesThe FEBS Journal, EarlyView.
Trypanosomatid parasites, including Trypanosoma sp., Leishmania sp., Phytomonas sp., and Vickermania sp., share a common motif: a metabolism built around the glycosome, a unique peroxisome‐derived organelle housing the first steps of glycolysis. Yet, these organisms have evolved remarkably diverse strategies to catabolize glucose, excreting distinct ...
Fred R. Opperdoes   +5 more
wiley   +1 more source

Sugars as Central Integrators of Plant Immunity and Stress Responses

open access: yesPlant, Cell &Environment, EarlyView.
ABSTRACT Sugars are fundamental metabolites that sustain plant growth and development, but accumulating evidence demonstrates that they also function as regulatory hubs in plant defence. In this review, we synthesise current knowledge on how carbohydrate dynamics coordinate metabolism, signalling, and structural responses to shape plant resistance ...
Anna Wlazło   +2 more
wiley   +1 more source

Hidden Strategies Beneath a Single Nucleotide: Contrasting Physiology in Lichen Photobiont Strains

open access: yesPlant, Cell &Environment, EarlyView.
ABSTRACT Lichen photobionts exhibit significant physiological variability with important ecological implications. While this variability is relatively well studied at the interspecific level, it has rarely been examined at the intraspecific level. Here, we investigated the physiological responses to temperature and irradiance of two Trebouxia lynniae ...
Miguel Blázquez   +14 more
wiley   +1 more source

Structural and functional analysis of Bacillus sarcosine oxidase and its activity toward cyclic imino acids

open access: yesFEBS Open Bio
This study investigated the reactivity of sarcosine oxidase (Sox) toward minor substrates through kinetic and structural analyses, along with mutational engineering to elucidate their reaction mechanisms. Sarcosine oxidase from Bacillus sp.
Yuqi Zhang   +5 more
doaj   +1 more source

Proline oxidase silencing inhibits p53-dependent apoptosis in MCF-7 breast cancer cells. [PDF]

open access: yesAmino Acids, 2021
Oscilowska I   +7 more
europepmc   +1 more source

Perturbation of Spermine Homoeostasis Uncouples Hypersensitive Cell Death From Systemic Plant Immunity

open access: yesPlant, Cell &Environment, EarlyView.
ABSTRACT Polyamines are key regulators of plant stress responses, yet their contribution to coordinating local immune responses with systemic immunity remains poorly understood. Here, we investigated how spermine (Spm) homeostasis influences local and systemic defence responses in Arabidopsis thaliana following inoculation with Pseudomonas syringae pv.
Jiaqi Zhao   +3 more
wiley   +1 more source

Amino Acid Patterns that Determine Antihyperuricemic Activity of Peptides: Identification and Predictive Analysis

open access: yesТехника и технология пищевых производств
Peptides offer a promising analogue to synthetic drugs in treating hyperuricemia. This article introduces reliable amino acid patterns that cause the inhibitory xanthine oxidase (CSR) activity of peptides.
Anastasia V. Smirnova   +1 more
doaj   +1 more source

Inflorescence Photosynthesis Determines Resource Allocation, Seed Production and Senescence in an Agricultural Weed

open access: yesPlant, Cell &Environment, EarlyView.
ABSTRACT Agricultural weeds typically combine high reproductive output with fast vegetative growth. Here we analyzed the processes that overcome a potential trade‐off between vegetative growth and reproduction in the weed Avena fatua. We determined photosynthetic function of inflorescences and analyzed the transcriptomes of individual inflorescence ...
Soualihou Soualiou   +4 more
wiley   +1 more source

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