打麻将真的能延缓大脑衰老？大脑是怎么控制我们的食欲的？

最近两周出现了不少脑科学相关的研究，所以不妨想想：我们的大脑是如何区分想象与现实世界的？吃货的大脑里是不是会存在一群专门记得吃饭的神经元？脑机接口怎么帮助患者重新说话？搓麻将真的有助于延缓大脑的衰老吗？今天的3分钟科学漫游，我们一起看看脑科学领域知识探索的边界在哪里！     主播：奶树关于「3分钟科学漫游」：这是一档关于科学知识与科学漫游的播客栏目，我们希望能在几分钟左右时间里，给大家分享一些有趣又有用的科学新闻动态，带大家一起了解科学研究的最前沿，探索知识领域的边界线！     参考资料：Chen D, Le S B, Ghiaseddin A P, et al. Efficacy and safety of adjuvant TTFields plus pembrolizumab and temozolomide in newly diagnosed glioblastoma: A phase 2 study[J]. Med, 2025.Wairagkar M, Card N S, Singer-Clark T, et al. An instantaneous voice-synthesis neuroprosthesis[J]. Nature, 2025: 1-8.Bulk J, Schmehr J N, Ackels T, et al. A food-sensitive olfactory circuit drives anticipatory satiety[J]. Nature Metabolism, 2025: 1-20.Wang L, Savani R H, Lu Y, et al. State-dependent central synaptic regulation by GLP-1 is essential for energy homeostasis[J]. Nature Metabolism, 2025: 1-16.Décarie-Spain L, Gu C, Tierno Lauer L, et al. Ventral hippocampus neurons encode meal-related memory[J]. Nature Communications, 2025, 16(1): 1-16.Dijkstra N, von Rein T, Kok P, et al. A neural basis for distinguishing imagination from reality[J]. Neuron, 2025.Tse Z C K, Cao Y, Chau B K H, et al. Does playing mahjong benefit older individuals? A scoping review[J]. The Journal of Prevention of Alzheimer's Disease, 2024, 11(5): 1363-1377.

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