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Levofloxacin Ameliorates Atherosclerosis By Regulating Lipid Metabolism

Qinghua Sheng, Xiao-yong Ren, Hong-da Zhuang, Jinhua Zhou, Tong Rong, Kun Wang, Ying Qin, Hao-nan Zhao et al.

2025

Abstract

not-yet-known not-yet-known not-yet-known unknown Atherosclerosis (AS) is a prevalent cardiovascular disease with complex pathogenesis. The pathogenesis of AS encompasses various cellular activities, including endothelial damage, inflammatory responses, oxidative stress, and lipid metabolism, culminating in subintimal lipid deposition in the aorta and its branches. Against the backdrop of existing studies demonstrating that Chlamydia pneumoniae is present in atherosclerotic plaques and that levofloxacin (LEV) can reduce carotid artery cholesterol levels in patients infected with Chlamydia pneumoniae, this study hypothesized that LEV exerts an independent anti-atherosclerotic effect and conducted experimental verification to test this hypothesis. The aim of this study is to provide experimental evidence for the potential application of LEV in the prevention and treatment of AS, while also enriching the theoretical research direction of pharmacological interventions for AS. This study aims to investigate the therapeutic effects of LEV on AS and the potential underlying mechanism mainly by using ApoE-knockout(ApoE -/-)mice fad a high-fat diet. In vivo animal experiments and in vitro cellular experiment on lipid deposition confirm that LEV could effectively reduce blood lipids level, atherosclerotic lesion in aorta, and lipid deposition in cultured macrophages, thereby delaying AS progression. Further research on genes related to hepatic lipid metabolism has revealed that LEV…

How strong is the evidence?

Evidence Hub reads this as a preprint, done in animal and cell cultures (in vitro), not in people. Its evidence level is 5 of 5 (Very low · case / narrative / animal / in vitro / in silico). Case reports, narrative reviews, and animal, cell or computer-model studies give the weakest evidence for human health.

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