作为一种新的生物标志物,加勒-3在患有过度缩性心肌病症的猫群中使用
J P Stack1, R C Fries2, L Kruckman2
1VCA Loomis Basin Veterinary Clinic, Loomis, CA, USA.
概括
在患有高性心肌病症 (HCM) 的猫中,加勒-3 (Gal-3) 含量升高,与心脏变化相关. 这一发现支持Gal-3作为猫类心脏病的潜在生物标志物.
科学领域:
- 兽医心脏病学 兽医心脏病学
- 生物标志物发现发现
- 心血管研究研究心血管研究
背景情况:
- 加勒-3 (Gal-3) 是人类纤维化已知的生物标志物,可预测心脏不良事件.
- 增高性心肌病变 (HCM) 是猫的常见心脏病,通常与心肌纤维化有关.
- 确定猫类心脏病的可靠生物标志物对于诊断和管理至关重要.
研究的目的:
- 调查加勒-3 (Gal-3) 作为潜在的心脏生物标志物的作用,在被诊断为患有多变性心肌病 (HCM) 的猫身上.
- 评估Gal-3水平与心脏结构变化之间的相关性,包括心肌纤维化,在患有HCM的猫身上.
主要方法:
- 八十只猫被录取:25只健康的对照,35只与美国兽医内科医学院 (ACVIM) B阶段的HCM,和21个与ACVIM阶段的C HCM.
- 对所有猫的心声学,健康面板和甲状腺素水平进行了评估.
- 测量了盖莱克-3,Troponin I,以及N-终端前脑性尿素 (NT-proBNP).
- 心脏磁共振 (CMR) 图像用于确定一组猫的心肌细胞外体积 (ECV).
主要成果:
- 与健康对照组相比,患有HCM的猫 (B和C阶段) 的加勒-3水平显著增加.
- 在ACVIM B阶段和C阶段的HCM猫之间没有观察到Gal-3水平的显著差异.
- 在HCM猫中,加勒-3与左心房尺寸和CMR衍生的ECV显著正相关.
- NT-proBNP有效地区分了所有组,而Troponin I只区分了C阶段的HCM和正常猫.
结论:
- 在患有HCM的猫群中,循环中的盖列-3水平升高.
- 在患有HCM的猫中,加列-3水平与左心房扩大和心肌纤维化 (ECV) 有正相关性.
- 需要进一步的研究来探索Gal-3,心肌纤维化和猫心脏病的临床结果之间的关系.
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