Trapped fat: Obesity pathogenesis as an intrinsic disorder in metabolic fuel partitioning

MI Friedman, TIA Sørensen, G Taubes, J Lund… - Obesity …, 2024 - Wiley Online Library
Our understanding of the pathophysiology of obesity remains at best incomplete despite a
century of research. During this time, two alternative perspectives have helped shape …

Comprehensive quantification of metabolic flux during acute cold stress in mice

MR Bornstein, MD Neinast, X Zeng, Q Chu, J Axsom… - Cell Metabolism, 2023 - cell.com
Cold-induced thermogenesis (CIT) is widely studied as a potential avenue to treat obesity,
but a thorough understanding of the metabolic changes driving CIT is lacking. Here, we …

Weighing in on the role of brown adipose tissue for treatment of obesity

B Prapaharan, M Lea… - Journal of Pharmacy & …, 2024 - frontierspartnerships.org
Brown adipose tissue (BAT) activation is an emerging target for obesity treatments due to its
thermogenic properties stemming from its ability to shuttle energy through uncoupling …

Reduced adipocyte glutaminase activity promotes energy expenditure and metabolic health

S Lecoutre, S Maqdasy, D Rizo-Roca, G Renzi… - Nature …, 2024 - nature.com
Glutamine and glutamate are interconverted by several enzymes and alterations in this
metabolic cycle are linked to cardiometabolic traits. Herein, we show that obesity-associated …

Human brown fat and metabolic disease: a heated debate

RK Gupta - The Journal of Clinical Investigation, 2023 - Am Soc Clin Investig
Mammals maintain thermoregulation in the face of cold environmental temperatures by
activating bioenergetic mechanisms that increase heat production. Included in this response …

BCAA-nitrogen flux in brown fat controls metabolic health independent of thermogenesis

ARP Verkerke, D Wang, N Yoshida, ZH Taxin, X Shi… - Cell, 2024 - cell.com
Brown adipose tissue (BAT) is best known for thermogenesis. Rodent studies demonstrated
that enhanced BAT thermogenesis is tightly associated with increased energy expenditure …

Brown fat ATP-citrate lyase links carbohydrate availability to thermogenesis and guards against metabolic stress

ED Korobkina, CM Calejman, JA Haley, ME Kelly… - Nature …, 2024 - nature.com
Brown adipose tissue (BAT) engages futile fatty acid synthesis–oxidation cycling, the
purpose of which has remained elusive. Here, we show that ATP-citrate lyase (ACLY), which …

Monocarboxylate transporters facilitate succinate uptake into brown adipocytes

A Reddy, S Winther, N Tran, H **ao, J Jakob… - Nature …, 2024 - nature.com
Uptake of circulating succinate by brown adipose tissue (BAT) and beige fat elevates whole-
body energy expenditure, counteracts obesity and antagonizes systemic tissue inflammation …

IF1 is a cold-regulated switch of ATP synthase hydrolytic activity to support thermogenesis in brown fat

HS Brunetta, AS Jung, F Valdivieso-Rivera… - The EMBO …, 2024 - embopress.org
While mechanisms controlling uncoupling protein-1 (UCP1) in thermogenic adipocytes play
a pivotal role in non-shivering thermogenesis, it remains unclear whether F1Fo-ATP …

Extensive profiling of histidine‐containing dipeptides reveals species‐and tissue‐specific distribution and metabolism in mice, rats, and humans

T Van der Stede, J Spaas, S de Jager… - Acta …, 2023 - Wiley Online Library
Abstract Aim Histidine‐containing dipeptides (HCDs) are pleiotropic homeostatic molecules
with potent antioxidative and carbonyl quenching properties linked to various inflammatory …