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Previous studies suggested that the substance may affect blood clotting or block the beneficial effects of other nutrients .

先前研究表明，这种物质可能会影响血液凝结或阻止其他营养素的帮助作用。

The molecule does this by glomming onto cellular fragments called platelets that are crucial to the process of clotting , thus disabling them .

其分子是通过攫取被称为血小板的细胞碎片来完成这一工作，从而使之失灵，而血小板在血液凝结过程中至关重要。

Very cold temperatures are thought to affect the heart by increasing blood pressure and increasing the chances of the blood clotting .

非常低的温度被认为通过增加血液压力和增加血液凝固的机率来影响心脏。

They make blood cells called platelets less prone to clotting , and act as antioxidants , countering the artery-damaging potential of highly reactive free radical chemicals .

它们使血细胞中的血小板不易凝结，并具有抗氧化剂的作用，是对抗对动脉损伤潜力具有高度活性的自由基的化合物。

While green tea and its extracts are considered safe in small amounts , they do contain caffeine and small amounts of vitamin k , which means it could interfere with drugs that prevent blood clotting .

虽然少量的绿茶和其提取物是安全的，但绿茶却包含咖啡因和少量的维他命k，这说明它会干扰阻碍血液凝结的药物。