Aromatase deficiency confers paradoxical postischemic cardioprotection

JR Bell, KM Mellor, AC Wollermann, WTK Ip… - …, 2011 - academic.oup.com
The conventional view is that estrogen confers female cardioprotection. Estrogen synthesis
depends on androgen availability, with aromatase regulating conversion of testosterone to …

Aromatase transgenic upregulation modulates basal cardiac performance and the response to ischemic stress in male mice

JR Bell, GB Bernasochi, U Varma… - American Journal …, 2014 - journals.physiology.org
Estrogen in females is conventionally considered a cardioprotective influence, but a role for
estrogen in male cardioprotection has yet to be defined. Estrogen biosynthesis from …

Myocardial and cardiomyocyte stress resilience is enhanced in aromatase-deficient female mouse hearts through CaMKIIδ activation

JR Bell, GB Bernasochi, AC Wollermann… - …, 2015 - academic.oup.com
The role of sex steroids in cardioprotection is contentious, with large clinical trials
investigating hormone supplementation failing to deliver outcomes expected from …

Estrogens mediate cardiac hypertrophy in a stimulus-dependent manner

CD Haines, PA Harvey, LA Leinwand - Endocrinology, 2012 - academic.oup.com
The incidence of cardiac hypertrophy, an established risk factor for heart failure, is generally
lower in women compared with men, but this advantage is lost after menopause. Although it …

Sex and sex hormones in cardiac stress—mechanistic insights

JR Bell, GB Bernasochi, U Varma… - The Journal of steroid …, 2013 - Elsevier
Important sex differences in the onset and characteristics of cardiovascular disease are
evident, yet the mechanistic details remain unresolved. Men are more susceptible to …

Rescue of pressure overload‐induced heart failure by estrogen therapy

A Iorga, J Li, S Sharma, S Umar… - Journal of the …, 2016 - Am Heart Assoc
Background Estrogen pretreatment has been shown to attenuate the development of heart
hypertrophy, but it is not known whether estrogen could also rescue heart failure (HF) …

Aromatase Inhibition Attenuates Desflurane-Induced Preconditioning against Acute Myocardial Infarction in Male Mouse Heart In Vivo

V Jazbutyte, J Stumpner, A Redel, JM Lorenzen… - 2012 - journals.plos.org
The volatile anesthetic desflurane (DES) effectively reduces cardiac infarct size following
experimental ischemia/reperfusion injury in the mouse heart. We hypothesized that …

Testosterone metabolites mediate its effects on myocardial damage induced by ischemia/reperfusion in male Wistar rats

I Rubio-Gayosso, I Ramirez-Sanchez, I Ita-Islas… - Steroids, 2013 - Elsevier
The role of testosterone in cardiovascular (CV) homeostasis is in controversy, and the exact
effects of testosterone on the cardiovascular system remain poorly understood. Testosterone …

Testosterone administration induces protection against global myocardial ischemia

SE Borst, JC Quindry, JF Yarrow… - Hormone and …, 2010 - thieme-connect.com
We tested the hypothesis that chronic testosterone treatment would promote a
cardioprotective phenotype against ischemia/reperfusion (I/R) injury. For this study, 3-month …

Role of endogenous testosterone in myocardial proinflammatory and proapoptotic signaling after acute ischemia-reperfusion

M Wang, BM Tsai, A Kher, LB Baker… - American Journal …, 2005 - journals.physiology.org
Myocardial ischemia is the leading cause of death in both men and women; however, very
little information exists regarding the effect of testosterone on the response of myocardium to …