Article
Age and gender effects on echocardiographic and histopathological cardiac phenotypes in healthy adult mice.
Animal models and experimental medicine - 1 Apr 2026
Wen Shuang, Shao Xijia, Zhang Xiulin, Zhang Ningning, Chen Xiao, Yue Guangxin, Song Jiangping
Abstract excerpt
BACKGROUND: Cardiac structure and function undergo progressive age-related changes influenced by sex, yet systematic characterization of these physiological variations in preclinical models remains incomplete. METHODS: Using echocardiography and histopathology, we examined age- and sex-dependent cardiac phenotypes in healthy adult C57BL/6J mice (n = 40), stratified into eight groups by age (8, 12, 20, and...
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