细胞 DNA 通常存在于细胞核中。在细胞核外的细胞质中很少发现 DNA ,它可能是病毒感染或癌症的预兆。在细胞质 DNA 的细胞传感器中,一种称为 cGAS 的蛋白质可以协调防御途径,以应对外来或受损 DNA 带来的威胁。 Cho 等研究 揭示了一种以前未知的伙伴关系,有助于激活 cGAS 并预防癌症。 cGAS ...
打破物理学 : 对宇宙缺失碎片的激进探索 诸平 Fig. 1 Physicists are delving into the mysteries beyond the Standard Model at the Large Hadron Collider, seeking to understand dark matter and energy. Their research, pivotal in particle physics, holds potential for significant technologica ...
Martin Luther King is the only American citizen besides Presidents who has an annual national day of celebration name after him. His life is well known and no need for me to repeat here. Many cities in the US also use this holiday to remind and reinforce voting rights, citizenship, and volunte ...
按照本文的看法,感染人类的冠状病毒导致传染病的情况古已有之,这种病毒来源于家养动物,和人类频繁接触传染给人类,经过变异造成人类之间传染,并导致严重疾病的发生。但万幸的是,这些病毒逐渐进化成对人类不构成威胁的安全感冒病毒。希望是这样。 Four cold-causing coronaviruses may provide clues to COVID ...
阿尔茨海默病的突破性进展:脂肪代谢是新疗法的关键 诸平 Fig. 1 Researchers have discovered a crucial link between Alzheimer’s disease and fat metabolism, specifically focusing on the amyloid-beta protein and sulfatides. The study, which also considers the impact of diet and lifestyle, ...
经过训练进行医学访谈的人工智能 ( AI ) 系统在与模拟患者交谈并根据患者的病史列出可能的诊断方面的表现与人类医生相当,甚至超过了人类医生的表现 1. Google AI has better bedside manner than human doctors — and makes better diagnoses (nature.com) 该聊天机器人基于谷歌开发 ...