Branched chain amino acids—friend or foe in the control of energy substrate turnover and insulin sensitivity?

E Supruniuk, E Żebrowska… - Critical Reviews in Food …, 2023 - Taylor & Francis
Branched chain amino acids (BCAA) and their derivatives are bioactive molecules with
pleiotropic functions in the human body. Elevated fasting blood BCAA concentrations are …

Essential amino acid formulations to prevent mitochondrial dysfunction and oxidative stress

C Ruocco, A Segala, A Valerio… - Current Opinion in Clinical …, 2021 - journals.lww.com
EAA-BCAA balanced supplements might be valuable not only for healthy individuals
undergoing to energy deficit (eg, athletes) during strenuous exercise or training but also …

IF1 ablation prevents ATP synthase oligomerization, enhances mitochondrial ATP turnover and promotes an adenosine-mediated pro-inflammatory phenotype

S Domínguez-Zorita, I Romero-Carramiñana… - Cell Death & …, 2023 - nature.com
Abstract ATPase Inhibitory Factor 1 (IF1) regulates the activity of mitochondrial ATP
synthase. The expression of IF1 in differentiated human and mouse cells is highly variable …

IF1 promotes oligomeric assemblies of sluggish ATP synthase and outlines the heterogeneity of the mitochondrial membrane potential

I Romero-Carramiñana, PB Esparza-Moltó… - Communications …, 2023 - nature.com
The coexistence of two pools of ATP synthase in mitochondria has been largely neglected
despite in vitro indications for the existence of reversible active/inactive state transitions in …

PPM1K-regulated impaired catabolism of branched-chain amino acids orchestrates polycystic ovary syndrome

L Mu, Z Ye, J Hu, Y Zhang, K Chen, H Sun, R Li… - …, 2023 - thelancet.com
Background Polycystic ovary syndrome (PCOS) is one of the most common diseases with
the coexistence of reproductive malfunction and metabolic disorders. Previous studies have …

Magnetic-field-driven targeting of exosomes modulates immune and metabolic changes in dystrophic muscle

C Villa, V Secchi, M Macchi, L Tripodi… - Nature …, 2024 - nature.com
Exosomes are promising therapeutics for tissue repair and regeneration to induce and guide
appropriate immune responses in dystrophic pathologies. However, manipulating exosomes …

COX17 acetylation via MOF–KANSL complex promotes mitochondrial integrity and function

S Guhathakurta, NU Erdogdu, JJ Hoffmann… - Nature …, 2023 - nature.com
Reversible acetylation of mitochondrial proteins is a regulatory mechanism central to
adaptive metabolic responses. Yet, how such functionally relevant protein acetylation is …

Generation of mitochondrial reactive oxygen species is controlled by ATPase inhibitory factor 1 and regulates cognition

PB Esparza-Moltó, I Romero-Carramiñana… - PLoS …, 2021 - journals.plos.org
The mitochondrial ATP synthase emerges as key hub of cellular functions controlling the
production of ATP, cellular signaling, and fate. It is regulated by the ATPase inhibitory factor …

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 …

The Mitochondrial ATP Synthase/IF1 Axis in Cancer Progression: Targets for Therapeutic Intervention

S Domínguez-Zorita, JM Cuezva - Cancers, 2023 - mdpi.com
Simple Summary Cancer is a global health problem with high personal and economic
burden worldwide. The reprogramming of metabolism experienced by carcinomas offers a …