Chronic airway diseases, including asthma, chronic obstructive pulmonary disease (COPD), and bronchiectasis, impose a significant global health burden. A central unifying feature of these diseases is ...

本传感器可用于测量样品的O 2 的浓度及流速，使用时间大于60小时, 每盒1支。 本传感器可用于测量样品的H 2 O 2 的浓度及流速，使用时间大于40小时, 每盒1支。 本传感器可用于测量样品的IAA流速，使用时间不少于8小时, 每盒1支。 流速传感器（O2、H2O2、IAA）货号 ...

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Hydrothermal experiments were conducted to evaluate the kinetics of H-2(aq) oxidation in the homogeneous H-2-O-2-H2O system at conditions reflecting subsurface/near-seafloor hydrothermal environments ...

纳米光催化剂靶向缺氧肿瘤微环境实现光热-光催化协同抗肿瘤免疫治疗 肿瘤细胞及其微环境的特性，包括高复发率和转移率、氧气（O 2 ）供应不足以及免疫抑制性微环境，严重限制了传统光动力疗法对缺氧肿瘤的治疗效果。在此，我们报道了一种无需氧气的 ...

4.真空泵 流量8m3/h，极限真空度≤2x10-1pa。可手动或通过PLC启动，流量8m3/h，可对过渡舱抽真空， 并保持箱体压力平衡，真空泵 ...

本研究揭示了活性氧物种(ROS)在美洲黑杨木质部发育中的关键作用。研究人员通过对比分析速生型(Wimco-109)和慢生型(Wimco-83)克隆株系发现，超氧阴离子(O2??)促进生长而H2O2导致木质化增强。研究证实NADPH氧化酶(NOX)活性差异调控ROS平衡，为造纸工业选育低木质素材料 ...

The Nature Index 2025 Research Leaders — previously known as Annual Tables — reveal the leading institutions and countries/territories in the natural and health sciences, according to their output in ...