Results 91 to 100 of about 36,766 (230)

The mitochondrial‐targeted antioxidant SkQ1 prevents skeletal muscle mitochondrial‐apoptotic but not necroptotic signalling during ovarian cancer

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend An evaluation of the degree to which mitochondrial hydrogen peroxide emission (mH2O2)‐mediated apoptotic and necroptotic signalling contributes to skeletal muscle atrophy in an orthotopic epithelial ovarian cancer (EOC) model. To determine whether attenuating mH2O2 could prevent regulated cell death signalling and mitigate muscle
Shahrzad Khajehzadehshoushtar   +15 more
wiley   +1 more source

Antioxidant supplementation blunts the proteome response to 3 weeks of sprint interval training preferentially in human type 2 muscle fibres

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend Sprint interval training (SIT) is a popular time‐efficient type of endurance training. Healthy young men performed nine SIT sessions (4–6 × 30 s all‐out cycling sprints) over 3 weeks while being supplemented with antioxidants (high doses of vitamins C and E) or placebo. Muscle biopsies taken before and after the first SIT session
Victoria L. Wyckelsma   +12 more
wiley   +1 more source

Restoration of neuromuscular function by mitochondrial transplantation in injured mouse skeletal muscle

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend Mice received chemical injury (cardiotoxin) in the tibialis anterior muscle of one limb, and the contralateral muscle was injected with phosphate‐buffered saline (PBS) as a sham control. Mice then received PBS or mitochondria suspended in PBS into the tail vein.
Stephen E. Alway   +6 more
wiley   +1 more source

Oxidative and Antioxidant Systems in Ferroptosis of Cancer: Mechanisms, Regulations, and Therapeutic Targeting

open access: yesMedComm – Oncology, Volume 5, Issue 3, September 2026.
Ferroptosis is governed by the balance between reactive oxygen species (ROS)‐driven lipid peroxidation and a multi‐tiered antioxidant network. ROS sources include mitochondrial electron transport chain, voltage‐dependent anion channels, NADPH oxidases, and endoplasmic reticulum‐resident oxidoreductases, while antioxidant defenses span the primary GSH ...
Deepak K   +5 more
wiley   +1 more source

Stage‐Specific Metabolic and Proteomic Dynamics Underlying Ripening and Quality Formation in Tropical Evergreen Pomegranate

open access: yeseFood, Volume 7, Issue 4, August 2026.
Integrated multi‐omics reveals that pomegranate ripening between 90 and 130 days drives optimal sugar‐acid balance and pigmentation via coordinated regulation of phenylpropanoid, flavonoid, and carbohydrate metabolism pathways. ABSTRACT Pomegranate fruit development involves coordinated physiological, metabolic, and proteomic changes shaping coloration
Yawen Zhang   +6 more
wiley   +1 more source

SRM 1650b Administration to Isolated Rat Heart Aggravates Ischemia‐Reperfusion Injury via Mitochondrial Dysfunction and Downregulation of PI3K/Akt Signaling Pathways

open access: yesJournal of Biochemical and Molecular Toxicology, Volume 40, Issue 8, August 2026.
SRM 1650b diesel particulate matter caused dose‐dependent cardiotoxicity in isolated male Wistar rat hearts, worsening hemodynamics and tissue injury after ischemia–reperfusion. It increased oxidative stress, impaired mitochondrial bioenergetics and respiration, downregulated mitochondrial quality‐control genes, reduced mtDNA copy number, and ...
Kirankumar Balu   +4 more
wiley   +1 more source

Proteome Analysis of Corynebacterium diphtheriae–Macrophage Interaction

open access: yesPROTEOMICS, Volume 26, Issue 8, Page 9-28, August 2026.
ABSTRACT Contact of Corynebacterium diphtheriae with macrophages induces adaptations on both bacterial and cellular sides. The study presented here was aiming to shed light on the simultaneous intracellular adaptation of the bacteria and changes in the proteome of the phagocytes in response to the internalization of C. diphtheriae.
Luca Musella   +6 more
wiley   +1 more source

Proteomic Changes in Cancer Cell Lines as a Result of Bacterial Infection

open access: yesPROTEOMICS, Volume 26, Issue 8, Page 58-68, August 2026.
ABSTRACT Bacterial infections have been implicated in shaping the tumor microenvironment (TME), but their effects on cancer cell proteomes remain unexplored. In this study, we analyzed proteomic changes in melanoma (A375) and ovarian cancer (OVCAR3) cell line models following infection with Staphylococcus aureus strain USA300 or Salmonella enterica ...
Bo Ren   +7 more
wiley   +1 more source

Molecular and energetic basis of histidine switch dynamics in respiratory complex I

open access: yesProtein Science, Volume 35, Issue 8, August 2026.
Abstract The respiratory complex I in mitochondria and bacteria drives the two‐electron reduction of quinone to pump protons across the membrane. The molecular basis of this catalytic reaction remains enigmatic despite significant progress in structural characterization of the complex.
Erik Endres   +7 more
wiley   +1 more source

Lysine Biosynthesis Defines a Metabolic Checkpoint for Gibberellin‐Mediated Growth in Arabidopsis thaliana

open access: yesPlant, Cell &Environment, Volume 49, Issue 8, Page 5343-5357, August 2026.
ABSTRACT Lysine represents a metabolic hub linking mitochondrial energy status with amino acid catabolism, yet its role in coordinating plant growth and development remains poorly characterised. The dapat mutant, which is deficient in L,L‐diaminopimelate aminotransferase (DAPAT), exhibits severe growth inhibition associated with broad metabolic ...
Débora Gonçalves Gouveia   +10 more
wiley   +1 more source

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