肉碱

该研究显示IP-BHA（水杨酸-肉碱离子对）在局部应用时缓解了SDS诱导的红斑，表明其无刺激或低刺激，且未报告皮肤刺激风险。

The study shows that IP-BHA (salicylic acid-carnitine ionic pair) relieved SDS-induced erythema upon topical application, indicating no or low irritation, and no skin irritation risk was reported.

该研究制备硬脂酰左卡尼汀修饰的纳米乳，眼部安全性测试表明生物相容，无眼刺激。

The study fabricated stearoyl L-carnitine-modified nanoemulsions, and ocular safety test indicated biocompatibility, no eye irritation.

该研究评估L-肉碱作为渗透保护剂对干眼的疗效，未发现眼刺激，反而减轻角膜染色和炎症，表明无眼刺激风险。

The study evaluated L-carnitine as an osmoprotectant for dry eye, finding no ocular irritation; instead, it reduced corneal staining and inflammation, indicating no risk of eye irritation.

该研究显示左旋肉碱对铅诱导的生殖毒性有保护作用，表明肉碱本身不引起生殖毒性。

The study shows L-carnitine has protective effects against lead-induced reproductive toxicity, indicating carnitine itself does not cause reproductive toxicity.

该研究显示左旋肉碱对镉诱导的生殖毒性有保护作用，表明肉碱本身不引起生殖毒性。

The study shows L-carnitine has protective effects against cadmium-induced reproductive toxicity, indicating carnitine itself does not cause reproductive toxicity.

该研究显示左旋肉碱对阿特拉津诱导的生殖毒性有保护作用，表明肉碱本身不引起生殖毒性，反而有改善作用。

The study shows L-carnitine has protective effects against atrazine-induced reproductive toxicity, indicating carnitine itself does not cause reproductive toxicity but rather ameliorates it.

该研究关注噻呋酰胺对脂质代谢的影响，肉碱仅作为代谢相关酶（CPT-I）提及，未研究肉碱本身的生殖毒性。

This study focuses on thifluzamide's effect on lipid metabolism; carnitine is only mentioned as a related enzyme (CPT-I), not studied for its own reproductive toxicity.

该研究关注双酚A对脂质代谢的影响，肉碱仅作为代谢相关酶（CPT1）提及，未研究肉碱本身的生殖毒性。

This study focuses on BPA's effect on lipid metabolism; carnitine is only mentioned as a related enzyme (CPT1), not studied for its own reproductive toxicity.

该综述仅一般性讨论手性化合物的毒理学，提及肉碱作为例子之一，但未提供肉碱孕期风险的直接证据。

This review generally discusses chiral toxicology, mentioning carnitine as one example, but provides no direct evidence of carnitine's pregnancy risk.

该临床试验明确指出左旋肉碱无致畸性、无禁忌症，且为口服给药，但结论为无生殖毒性。

The clinical trial explicitly states L-carnitine has no teratogenicity, no contraindications, and is administered orally, concluding no reproductive toxicity.

该研究仅将肉碱作为精浆中的一种生化参数测量，未研究肉碱本身的生殖毒性。

This study only measures carnitine as a biochemical parameter in seminal plasma, not studying carnitine's own reproductive toxicity.