本研究针对中国消除疟疾后出现的无明确旅行史恶性疟原虫 (Plasmodium falciparum)感染病例，采用全基因组测序 (WGS)、主成分分析 (PCA)和血缘一致性 (IBD)等基因组溯源技术，成功追踪到该病例与刚果民主共和国 (DRC)输入病例的遗传关联 (IBD=0.9)，证实其为输入性传播而非本地感染。该研究为消除后阶段的疟疾监测提供了高精度溯源工具，对维持中国无疟状态具有重要意义 ...

HOUSTON, July 11 (Xinhua) -- U.S. President Donald Trump visited central Texas on Friday, clapping back again at the criticism of his policy and federal response to the July 4 major flooding that left ...

SACRAMENTO, United States, July 11 (Xinhua) -- U.S. President Donald Trump's One Big Beautiful Bill will strip millions of low-income Americans of health coverage and exacerbate healthcare inequality, ...