Microbial metabolites and gut immunology

T Takeuchi, Y Nakanishi, H Ohno - Annual Review of …, 2024 - annualreviews.org
The intestine is the largest peripheral lymphoid organ in animals, including humans, and
interacts with a vast array of microorganisms called the gut microbiota. Comprehending the …

Type 2 diabetes and succinate: unmasking an age-old molecule

S Fernández-Veledo, A Marsal-Beltran, J Vendrell - Diabetologia, 2024 - Springer
Beyond their conventional roles in intracellular energy production, some traditional
metabolites also function as extracellular messengers that activate cell-surface G-protein …

Astrocytic metabolic control of orexinergic activity in the lateral hypothalamus regulates sleep and wake architecture

A Braga, M Chiacchiaretta, L Pellerin, D Kong… - Nature …, 2024 - nature.com
Neuronal activity undergoes significant changes during vigilance states, accompanied by an
accommodation of energy demands. While the astrocyte-neuron lactate shuttle has shown …

[HTML][HTML] NRF2 is essential for adaptative browning of white adipocytes

M Bauzá-Thorbrügge, E Peris, S Zamani, P Micallef… - Redox Biology, 2023 - Elsevier
White adipose tissue browning, defined by accelerated mitochondrial metabolism and
biogenesis, is considered a promising mean to treat or prevent obesity-associated metabolic …

Lactate shuttling drives the browning of white adipose tissue after burn

D Barayan, A Abdullahi, CM Knuth… - American Journal …, 2023 - journals.physiology.org
High levels of plasma lactate are associated with increased mortality in critically injured
patients, including those with severe burns. Although lactate has long been considered a …

Activation of GPR81 by lactate drives tumour-induced cachexia

X Liu, S Li, Q Cui, B Guo, W Ding, J Liu, L Quan… - Nature …, 2024 - nature.com
Abstract Cachexia affects 50–80% of patients with cancer and accounts for 20% of cancer-
related death, but the underlying mechanism driving cachexia remains elusive. Here we …

[HTML][HTML] Nutrient sensing: LEAP2 concentration in response to fasting, glucose, lactate, and β-hydroxybutyrate in healthy young males

MGB Pedersen, ES Lauritzen, MV Svart, J Støy… - The American Journal of …, 2023 - Elsevier
Background The appetite-suppressing potential of liver-expressed antimicrobial peptide 2
(LEAP2), and its antagonistic effects on the hunger-inducing hormone ghrelin have attracted …

Monocarboxylate transporter 4 deficiency enhances high‐intensity interval training‐induced metabolic adaptations in skeletal muscle

Y Tamura, E Jee, K Kouzaki, T Kotani… - The Journal of …, 2024 - Wiley Online Library
High‐intensity exercise stimulates glycolysis, subsequently leading to elevated lactate
production within skeletal muscle. While lactate produced within the muscle is …

Lactic control of tumor growth: a new role for an old metabolite

CE Hagberg - Signal transduction and targeted therapy, 2023 - nature.com
In a recent study published in Nature, Liu and co-workers show that high lactate production
by tumor cells promotes premature mitotic escape and further cell proliferation by facilitating …

Is lactate a driver of skin burn-induced adipose browning?

J Lund, VBI Johansen… - American Journal …, 2023 - journals.physiology.org
TO THE EDITOR: Browning of white fat following burn injuries is a well-known phenomenon
(1). A new article by Barayan et al.(2) suggests that this effect is driven by lactate shuttling. In …