{"type":"rich","version":"1.0","provider_name":"Transistor","provider_url":"https://transistor.fm","author_name":"萌喵读文献-生物信息学","title":"今日生物信息学最高分文献 - 2026-02-19","html":"<iframe width=\"100%\" height=\"180\" frameborder=\"no\" scrolling=\"no\" seamless src=\"https://share.transistor.fm/e/c77d40b7\"></iframe>","width":"100%","height":180,"duration":257,"description":"科研喵使用ai读文献，祝你效率百倍，访问labcat.com.cn下载。\n\n本期关注发表于Nature(IF:50.5)的重要研究\"Highly dynamic dural sinuses support meningeal immunity\"。这项颠覆性发现揭示，传统认为的被动血液引流通道——硬脑膜窦，实际上是高度动态的神经免疫界面。研究通过活体显微镜显示，这些窦结构能通过RAMP1依赖的收缩舒张调节血流和免疫监视，而上矢状窦的上下腔室则参与颅内压力调节。更令人惊讶的是，窦内皮细胞能动态开放关闭细胞边界，在RAMP2依赖机制下保护这个可渗透界面，确保抗病毒免疫防御功能。这一发现彻底改变了对脑膜免疫机制的理解，为神经系统感染性疾病的治疗提供了新思路。","thumbnail_url":"https://img.transistorcdn.com/38WU46uKrju37cyiLrKcVSktFL4vxBb_oTgbpM_2CRw/rs:fill:0:0:1/w:400/h:400/q:60/mb:500000/aHR0cHM6Ly9pbWct/dXBsb2FkLXByb2R1/Y3Rpb24udHJhbnNp/c3Rvci5mbS8zOGU2/ZmEyYWE0MDZkNGFj/NWMzNGY5ZmU4YTk0/ZTBlNS5qcGc.webp","thumbnail_width":300,"thumbnail_height":300}