Restoring cellular magnesium balance through Cyclin M4 protects against acetaminophen-induced liver damage.

Fecha de publicación:

Autores de IIS La Fe

Participantes ajenos a IIS La Fe

  • Gonzalez-Recio, Irene
  • Simon, Jorge
  • Goikoetxea-Usandizaga, Naroa
  • Serrano-Macia, Marina
  • Mercado-Gomez, Maria
  • Rodriguez-Agudo, Ruben
  • Lachiondo-Ortega, Sofia
  • Gil-Pitarch, Claudia
  • Fernandez-Rodriguez, Carmen
  • Castellana, Donatello
  • Latasa, Maria U.
  • Abecia, Leticia
  • Anguita, Juan
  • Delgado, Teresa C.
  • Iruzubieta, Paula
  • Crespo, Javier
  • Hardy, Serge
  • Petrov, Petar D.
  • Avila, Matias A.
  • Martin, Cesar
  • Schaeper, Ute
  • Tremblay, Michel L.
  • Dear, James W.
  • Masson, Steven
  • McCain, Misti Vanette
  • Reeves, Helen L.
  • Andrade, Raul J.
  • Lucena, M. Isabel
  • Buccella, Daniela
  • Martinez-Cruz, Luis Alfonso
  • Martinez-Chantar, Maria L.

Grupos

Abstract

Drug induced liver injury (DILI) is an important cause acute liver failure. Here the authors report that serum Mg2+ serum levels decrease in patients with DILI as well as in preclinical animal models treated with acetaminophen overdose, and that early intervention targeting the Mg2+ transporter Cyclin M4 may be beneficial for acetaminophen overdose in preclinical models. Acetaminophen overdose is one of the leading causes of acute liver failure and liver transplantation in the Western world. Magnesium is essential in several cellular processess. The Cyclin M family is involved in magnesium transport across cell membranes. Herein, we identify that among all magnesium transporters, only Cyclin M4 expression is upregulated in the liver of patients with acetaminophen overdose, with disturbances in magnesium serum levels. In the liver, acetaminophen interferes with the mitochondrial magnesium reservoir via Cyclin M4, affecting ATP production and reactive oxygen species generation, further boosting endoplasmic reticulum stress. Importantly, Cyclin M4 mutant T495I, which impairs magnesium flux, shows no effect. Finally, an accumulation of Cyclin M4 in endoplasmic reticulum is shown under hepatoxicity. Based on our studies in mice, silencing hepatic Cyclin M4 within the window of 6 to 24 h following acetaminophen overdose ingestion may represent a therapeutic target for acetaminophen overdose induced liver injury.

Datos de la publicación

ISSN/ISSNe:
2041-1723, 2041-1723

NATURE COMMUNICATIONS  NATURE PUBLISHING GROUP

Tipo:
Article
Páginas:
6816-6816
Factor de Impacto:
4,846 SCImago
Cuartil:
Q1 SCImago

Citas Recibidas en Web of Science: 12

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Keywords

  • INTRACELLULAR MAGNESIUM; N-ACETYLCYSTEINE; HEPATOTOXICITY; MITOCHONDRIAL; INHIBITION; CALCIUM; MG2+; MICE; THAPSIGARGIN; INFLAMMATION

Campos de estudio

Proyectos asociados

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Investigador Principal: JOSÉ VICENTE CASTELL RIPOLL

LSHB-CT-2006-037499 - LINTOP . FUNDACIÓN PARA LA INVESTIGACIÓN DEL HOSPITAL UNIVERSITARIO LA FE DE LA COMUNIDAD VALENCIANA . 2005

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Investigador Principal: RAMIRO JOVER ATIENZA

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YO INVESTIGO RAMIRO JOVER

Investigador Principal: RAMIRO JOVER ATIENZA

INVEST/2022/76 . CONSELLERIA DE INNOVACIÓN, UNIVERSIDADES, CIENCIA Y SOCIEDAD DIGITAL . 2022

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