Results 71 to 80 of about 325,721 (301)

Spectral tracing of deuterium for imaging glucose metabolism. [PDF]

open access: yes, 2019
Cells and tissues often display pronounced spatial and dynamical metabolic heterogeneity. Common glucose-imaging techniques report glucose uptake or catabolism activity, yet do not trace the functional utilization of glucose-derived anabolic products ...
Liu, Yinong   +7 more
core  

Special Issue “Probiotics and Their Metabolism”: Editorial

open access: yesMicroorganisms, 2023
As a general theory, the benefits of probiotics to human health and the prevention of disease are promoted by metabolites, which include antimicrobial compounds, short-chain fatty acids (SCFAs), organic acids, and bio-actives [...]
Salman, Mohammed Kamal   +1 more
openaire   +4 more sources

The (Glg)ABCs of cyanobacteria: modelling of glycogen synthesis and functional divergence of glycogen synthases in Synechocystis sp. PCC 6803

open access: yesFEBS Letters, EarlyView.
We reconstituted Synechocystis glycogen synthesis in vitro from purified enzymes and showed that two GlgA isoenzymes produce glycogen with different architectures: GlgA1 yields denser, highly branched glycogen, whereas GlgA2 synthesizes longer, less‐branched chains.
Kenric Lee   +3 more
wiley   +1 more source

Structural biology of ferritin nanocages

open access: yesFEBS Letters, EarlyView.
Ferritin is a conserved iron‐storage protein that sequesters iron as a ferric mineral core within a nanocage, protecting cells from oxidative damage and maintaining iron homeostasis. This review discusses ferritin biology, structure, and function, and highlights recent cryo‐EM studies revealing mechanisms of ferritinophagy, cellular iron uptake, and ...
Eloise Mastrangelo, Flavio Di Pisa
wiley   +1 more source

The Sweet Side of Plant-Specialized Metabolism. [PDF]

open access: yesCold Spring Harb Perspect Biol, 2019
Glycosylation plays a major role in the structural diversification of plant natural products. It influences the properties of molecules by modifying the reactivity and solubility of the corresponding aglycones, so influencing cellular localization and bioactivity. Glycosylation of plant natural products is usually carried out by uridine diphosphate(UDP)
Louveau T, Osbourn A.
europepmc   +4 more sources

Metabolic Specialization of Mouse Embryonic Stem Cells [PDF]

open access: yesCold Spring Harbor Symposia on Quantitative Biology, 2011
Mouse embryonic stem (ES) cells are endowed with four unusual properties. They are exceedingly small, exhibiting an intracellular volume two to three orders of magnitude smaller than that of normal mammalian cells. Their rate of cell division, wherein cell doubling takes place in only 4-5 h, is more rapid than even the fastest growing cancer cell lines.
J, Wang, P, Alexander, S L, McKnight
openaire   +2 more sources

YAP1::TFE3 mediates endothelial‐to‐mesenchymal plasticity in epithelioid hemangioendothelioma

open access: yesMolecular Oncology, EarlyView.
The YAP1::TFE3 fusion protein drives endothelial‐to‐mesenchymal transition (EndMT) plasticity, resulting in the loss of endothelial characteristics and gain of mesenchymal‐like properties, including resistance to anoikis, increased migratory capacity, and loss of contact growth inhibition in endothelial cells.
Ant Murphy   +9 more
wiley   +1 more source

A laboratory test to detect gliadin-specific CD4+ T-cells for difficult to diagnose celiac disease

open access: yesJournal of Translational Autoimmunity
Objectives: Discrepancy between serology and small bowel histology, such as seronegative CD, poses a diagnostic challenge in celiac disease (CD) diagnosis.
Daan A.R. Castelijn   +7 more
doaj   +1 more source

Intestinal stem cell proliferation and epithelial homeostasis in the adult Drosophila midgut [PDF]

open access: yes, 2015
Adult tissue homeostasis requires a tight balance between the removal of old or damaged cells and the production of new ones. Such processes are usually driven by dedicated stem cells that reside within specific tissue locations or niches.
Carroll, Lynsey   +2 more
core   +1 more source

In vitro models of cancer‐associated fibroblast heterogeneity uncover subtype‐specific effects of CRISPR perturbations

open access: yesMolecular Oncology, EarlyView.
Development of therapies targeting cancer‐associated fibroblasts (CAFs) necessitates preclinical model systems that faithfully represent CAF–tumor biology. We established an in vitro coculture system of patient‐derived pancreatic CAFs and tumor cell lines and demonstrated its recapitulation of primary CAF–tumor biology with single‐cell transcriptomics ...
Elysia Saputra   +10 more
wiley   +1 more source

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