The Yin and Yang of cellular senescence in ischemia-induced myocardial injury.

Rosalie Wolff von Gudenberg, Jasper Iske, Tobias Roeschl, Philipp Stawowy, James L Kirkland, Arjang Ruhparwar, Stefan G Tullius

Division of Transplant Surgery, Department of Surgery, Brigham and Women's Hospital, Harvard Medical School, 75 Francis Street, Boston, MA 02115, USA; Department of Cardiothoracic, Transplantation and Vascular Surgery, Hannover Medical School, Carl-Neuberg Straße 1, 30625 Hannover, Germany. · pubmed

Paper

Abstract

Cellular senescence is a stress responsive program that critically affects chronological and biological aging, ischemia reperfusion injury (IRI), and age related cardiovascular diseases. Of relevance, cardiac senescent cells exhibit altered characteristics that promote inflammation, remodeling, and fibrosis, ultimately contributing to the functional decline following myocardial infarction (MI). At the same time, emerging evidence suggests that senescence may also exert protective effects post-MI, limiting fibrosis. Thus, understanding the mechanisms and pathways of cardiac senescence appears critical for delineating the consequences of IRI, including identification of novel therapeutic targets for improving post-MI recovery.

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Research summary

The paper claims that understanding the mechanisms of cardiac senescence is critical for identifying novel therapeutic targets to improve recovery post-myocardial infarction. This research is relevant as it addresses the underlying mechanisms of cellular senescence, which is a key factor in aging and age-related diseases, potentially leading to interventions that could mitigate the effects of aging on cardiovascular health.

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