The mitochondrial permeability transition: Recent progress and open questions

P Bernardi, M Carraro, G Lippe - The FEBS journal, 2022 - Wiley Online Library
Major progress has been made in defining the basis of the mitochondrial permeability
transition, a Ca2+‐dependent permeability increase of the inner membrane that has puzzled …

Redox homeostasis and mitochondrial dynamics

PHGM Willems, R Rossignol, CEJ Dieteren… - Cell metabolism, 2015 - cell.com
Within living cells, mitochondria are considered relevant sources of reactive oxygen species
(ROS) and are exposed to reactive nitrogen species (RNS). During the last decade …

Identification of an ATP-sensitive potassium channel in mitochondria

A Paggio, V Checchetto, A Campo, R Menabò… - Nature, 2019 - nature.com
Mitochondria provide chemical energy for endoergonic reactions in the form of ATP, and
their activity must meet cellular energy requirements, but the mechanisms that link organelle …

The mitochondrial permeability transition pore: channel formation by F-ATP synthase, integration in signal transduction, and role in pathophysiology

P Bernardi, A Rasola, M Forte… - Physiological …, 2015 - journals.physiology.org
The mitochondrial permeability transition (PT) is a permeability increase of the inner
mitochondrial membrane mediated by a channel, the permeability transition pore (PTP) …

[HTML][HTML] The mitochondrial permeability transition pore: molecular nature and role as a target in cardioprotection

P Bernardi, F Di Lisa - Journal of molecular and cellular cardiology, 2015 - Elsevier
The mitochondrial permeability transition (PT)–an abrupt increase permeability of the inner
membrane to solutes–is a causative event in ischemia–reperfusion injury of the heart, and …

Purified F-ATP synthase forms a Ca2+-dependent high-conductance channel matching the mitochondrial permeability transition pore

A Urbani, V Giorgio, A Carrer, C Franchin… - Nature …, 2019 - nature.com
The molecular identity of the mitochondrial megachannel (MMC)/permeability transition pore
(PTP), a key effector of cell death, remains controversial. By combining highly purified, fully …

Defining the molecular mechanisms of the mitochondrial permeability transition through genetic manipulation of F-ATP synthase

A Carrer, L Tommasin, J Šileikytė, F Ciscato… - Nature …, 2021 - nature.com
F-ATP synthase is a leading candidate as the mitochondrial permeability transition pore
(PTP) but the mechanism (s) leading to channel formation remain undefined. Here, to shed …

Autophagy and mitophagy in cancer metabolic remodelling

F Ferro, S Servais, P Besson, S Roger… - Seminars in cell & …, 2020 - Elsevier
Metabolic reprogramming in tumours is now recognized as a hallmark of cancer,
participating both in tumour growth and cancer progression. Cancer cells develop global …

[HTML][HTML] Mitochondrial proton leaks and uncoupling proteins

DG Nicholls - Biochimica et Biophysica Acta (BBA)-Bioenergetics, 2021 - Elsevier
Non-shivering thermogenesis in brown adipose tissue is mediated by uncoupling protein 1
(UCP1), which provides a carefully regulated proton re-entry pathway across the …

Mitochondrial H+ Leak and Thermogenesis

AM Bertholet, Y Kirichok - Annual review of physiology, 2022 - annualreviews.org
Mitochondria of all tissues convert various metabolic substrates into two forms of energy:
ATP and heat. Historically, the primary focus of research in mitochondrial bioenergetics was …