Aging and autophagy in the heart

A Shirakabe, Y Ikeda, S Sciarretta, DK Zablocki… - Circulation …, 2016 - Am Heart Assoc
The aging population is increasing in developed countries. Because the incidence of
cardiac disease increases dramatically with age, it is important to understand the molecular …

Molecular mechanisms mediating mitochondrial dynamics and mitophagy and their functional roles in the cardiovascular system

Y Ikeda, A Shirakabe, C Brady, D Zablocki… - Journal of molecular and …, 2015 - Elsevier
Mitochondria are essential organelles that produce the cellular energy source, ATP.
Dysfunctional mitochondria are involved in the pathophysiology of heart disease, which is …

Endogenous Drp1 mediates mitochondrial autophagy and protects the heart against energy stress

Y Ikeda, A Shirakabe, Y Maejima, P Zhai… - Circulation …, 2015 - Am Heart Assoc
Rationale: Both fusion and fission contribute to mitochondrial quality control. How
unopposed fusion affects survival of cardiomyocytes and left ventricular function in the heart …

Drp1-dependent mitochondrial autophagy plays a protective role against pressure overload–induced mitochondrial dysfunction and heart failure

A Shirakabe, P Zhai, Y Ikeda, T Saito, Y Maejima… - Circulation, 2016 - Am Heart Assoc
Background—Mitochondrial autophagy is an important mediator of mitochondrial quality
control in cardiomyocytes. The occurrence of mitochondrial autophagy and its significance …

Mitophagy is essential for maintaining cardiac function during high fat diet-induced diabetic cardiomyopathy

M Tong, T Saito, P Zhai, S Oka, W Mizushima… - Circulation …, 2019 - Am Heart Assoc
Rationale: Diabetic patients develop cardiomyopathy characterized by hypertrophy, diastolic
dysfunction, and intracellular lipid accumulation, termed lipotoxicity. Diabetic hearts utilize …

Trehalose-induced activation of autophagy improves cardiac remodeling after myocardial infarction

S Sciarretta, D Yee, N Nagarajan, F Bianchi… - Journal of the American …, 2018 - jacc.org
Background: Trehalose (TRE) is a natural, nonreducing disaccharide synthesized by lower
organisms. TRE exhibits an extraordinary ability to protect cells against different kinds of …

[HTML][HTML] Organ dysfunction, injury, and failure in cardiogenic shock

A Shirakabe, M Matsushita, Y Shibata… - Journal of Intensive …, 2023 - Springer
Background Cardiogenic shock (CS) is caused by primary cardiac dysfunction and induced
by various and heterogeneous diseases (eg, acute impairment of cardiac performance, or …

The prognostic impact of malnutrition in patients with severely decompensated acute heart failure, as assessed using the Prognostic Nutritional Index (PNI) and …

A Shirakabe, N Hata, N Kobayashi, H Okazaki… - Heart and vessels, 2018 - Springer
Patients with heart failure (HF) are sometimes classified as malnourished, but the prognostic
value of nutritional status in acute HF (AHF) remains largely unstudied. 1214 patients who …

miR-206 mediates YAP-induced cardiac hypertrophy and survival

Y Yang, DP Del Re, N Nakano, S Sciarretta… - Circulation …, 2015 - Am Heart Assoc
Rationale: In Drosophila, the Hippo signaling pathway negatively regulates organ size by
suppressing cell proliferation and survival through the inhibition of Yorkie, a transcriptional …

Alternative mitophagy protects the heart against obesity-associated cardiomyopathy

M Tong, T Saito, P Zhai, S Oka, W Mizushima… - Circulation …, 2021 - Am Heart Assoc
Rationale: Obesity-associated cardiomyopathy characterized by hypertrophy and
mitochondrial dysfunction. Mitochondrial quality control mechanisms, including mitophagy …