Dysregulation of BDNF/TrkB signaling mediated by NMDAR/Ca²+/calpain might contribute to postoperative cognitive dysfunction in aging mice
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Resumen del artículo
Anesthesia and surgery can trigger neuroinflammation, leading to overactivation of NMDARs and calpain, which in turn messes with BDNF/TrkB signaling, causing memory problems in older mice. Luckily, blocking NMDARs or calpain seemed to protect the mice's brains and memories!
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Scientists found that when old mice have surgery, some parts of their brain get too active and make them forget things. But if they calm those parts down, the mice's brains stay healthy and remember better!
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Explicación de la calificación
This study presents strong evidence for the role of neuroinflammation, NMDARs, and calpain in POCD, offering a potential therapeutic target. The methodology is generally sound, but the short-term focus and limited investigation of specific NMDAR subunits and TrkB isoforms prevent a perfect score.
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