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吸入二氧化钛纳米颗粒(TiO2? NPs)可致大鼠肺纤维化尘灶:两年吸入 ...
为探究二氧化钛纳米颗粒( T iO2? NPs)致大鼠尘肺病的病变进展,研究人员开展了为期两年的吸入研究。结果发现, T iO2? NPs 暴露导致大鼠出现纤维化肺尘灶(fPDF)和尘斑(DM)两种病变,且 DM 型病变与人类相似,这表明人类暴露于 T iO2? NPs 有患尘肺病的风险。
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