The pentose phosphate pathway in health and disease

T TeSlaa, M Ralser, J Fan, JD Rabinowitz - Nature metabolism, 2023 - nature.com
The pentose phosphate pathway (PPP) is a glucose-oxidizing pathway that runs in parallel
to upper glycolysis to produce ribose 5-phosphate and nicotinamide adenine dinucleotide …

Glutathione metabolism in plants under stress: beyond reactive oxygen species detoxification

S Dorion, JC Ouellet, J Rivoal - Metabolites, 2021 - mdpi.com
Glutathione is an essential metabolite for plant life best known for its role in the control of
reactive oxygen species (ROS). Glutathione is also involved in the detoxification of …

Switching to the cyclic pentose phosphate pathway powers the oxidative burst in activated neutrophils

EC Britt, J Lika, MA Giese, TJ Schoen, GL Seim… - Nature …, 2022 - nature.com
Neutrophils are cells at the frontline of innate immunity that can quickly activate effector
functions to eliminate pathogens upon stimulation. However, little is known about the …

The GAPDH redox switch safeguards reductive capacity and enables survival of stressed tumour cells

D Talwar, CG Miller, J Grossmann, L Szyrwiel… - Nature …, 2023 - nature.com
Abstract Glyceraldehyde 3-phosphate dehydrogenase (GAPDH) is known to contain an
active-site cysteine residue undergoing oxidation in response to hydrogen peroxide, leading …

Vitamin C selectively kills KRAS and BRAF mutant colorectal cancer cells by targeting GAPDH

J Yun, E Mullarky, C Lu, KN Bosch, A Kavalier… - Science, 2015 - science.org
More than half of human colorectal cancers (CRCs) carry either KRAS or BRAF mutations
and are often refractory to approved targeted therapies. We found that cultured human CRC …

TNF-α–driven inflammation and mitochondrial dysfunction define the platelet hyperreactivity of aging

P Davizon-Castillo, B McMahon… - Blood, The Journal …, 2019 - ashpublications.org
Aging and chronic inflammation are independent risk factors for the development of
atherothrombosis and cardiovascular disease. We hypothesized that aging-associated …

Four key steps control glycolytic flux in mammalian cells

LB Tanner, AG Goglia, MH Wei, T Sehgal, LR Parsons… - Cell systems, 2018 - cell.com
Altered glycolysis is a hallmark of diseases including diabetes and cancer. Despite intensive
study of the contributions of individual glycolytic enzymes, systems-level analyses of flux …

Metabolite concentrations, fluxes and free energies imply efficient enzyme usage

JO Park, SA Rubin, YF Xu, D Amador-Noguez… - Nature chemical …, 2016 - nature.com
In metabolism, available free energy is limited and must be divided across pathway steps to
maintain a negative Δ G throughout. For each reaction, Δ G is log proportional both to a …

Molecular mechanisms behind free radical scavengers function against oxidative stress

F Ahmadinejad, S Geir Møller… - Antioxidants, 2017 - mdpi.com
Accumulating evidence shows that oxidative stress is involved in a wide variety of human
diseases: rheumatoid arthritis, Alzheimer's disease, Parkinson's disease, cancers, etc. Here …

Acute activation of oxidative pentose phosphate pathway as first-line response to oxidative stress in human skin cells

A Kuehne, H Emmert, J Soehle, M Winnefeld, F Fischer… - Molecular cell, 2015 - cell.com
Integrity of human skin is endangered by exposure to UV irradiation and chemical stressors,
which can provoke a toxic production of reactive oxygen species (ROS) and oxidative …