NEW YORK, July 15 (Xinhua) -- The Office of the U.S. Trade Representative announced Tuesday that it will open an investigation into Brazil's trade policies under Section 301 of the Trade Act of 1974.

BRASILIA, July 16 (Xinhua) -- The Brazilian government has formally protested the U.S. decision to impose 50 percent import tariffs on all Brazilian exports, effective Aug. 1, warning of serious ...

巴西研究团队针对2024年南里奥格兰德州世纪洪灾后爆发的发热性疾病开展回顾性-前瞻性队列研究，通过检测485例疑似钩端螺旋体病 (Leptospirosis)和303例登革热 (Dengue)病例，发现登革热感染率 (33.7%)显著高于钩端螺旋体病 (3.5%)，揭示气候灾害中多重病原体共流行的复杂性，强调建立系统性病原体监测体系的紧迫性。

来自巴西南部的研究人员针对圈养非人灵长类动物 (NHP)中肉孢子虫科 (Sarcocystidae)病原体感染开展研究，通过巢式PCR (nested PCR)和限制性片段长度多态性 (RFLP)技术，在45.45%的样本中检出弓形虫 (T. gondii)、肉孢子虫 (Sarcocystis sp.)和哈蒙德虫 (H. hammondi)，首次证实白耳狨 (C. jacchus)可作为H.

During the period, China's export growth drivers strengthened and gained new momentum, according to the GAC. In the first half, exports of electro-mechanical products increased by 9.5 percent, taking ...