今天这一期内容,我们有亿点点不一样:这是我们第一次的串台节目,很荣幸受Coffeeplus播客的邀请,一起从生命科学的角度聊聊咖啡这个植物。咖啡到底是从何起源的?是什么因素导致了咖啡不同的风味?我们又是如何感知咖啡的?而咖啡中的生物碱真的具有抗氧化作用吗?今天这一期,让生物科普与咖啡爱好一起碰撞,看看会产生什么样的火花?时间点:咖啡的物种起源00:03:19 咖啡,走出非洲00:13:15 阿拉比卡的物种起源00:15:45 罗豆和母种尤金是如何杂交出阿拉比卡的?00:19:52 动态变化的“物种”定义00:25:51 罗豆和尤金的基因怎么在阿拉比卡上表达的?人类驯化和品种的形成00:32:04 从生命科学的角度重新理解咖啡品种!00:34:48 老品种:铁皮卡和波旁00:35:59 抗病杂交种:Timor和卡蒂姆Catimor00:39:16 埃塞真的是咖啡的“基因宝库”吗?00:42:11 单一栽培种:埃塞74xxx系列00:44:10 人类驯化对咖啡的影响00:46:51 基因和环境对风味的表达哪个更重要?咖啡中的风味物质和感官感知00:51:06当咖啡“发芽”成为处理法的一部分01:00:03 咖啡豆中的风味物质01:03:33 人体感受器的工作方式:味觉和嗅觉01:05:37 舌头的味觉分区,是伪科学!01:12:54 鼻前嗅觉和鼻后嗅觉01:20:30 人脑如何解码咖啡风味咖啡中的生物碱和身体作用01:28:32 咖啡是绿原酸含量最丰富的植物?01:33:38 为什么我们痴迷抗氧化、抗炎?01:38:37 喝咖啡怎么抗氧化?Coffeeplus播客传送门:Coffeeplus播客部分参考资料: Salojärvi J, Rambani A, Yu Z, et al. The genome and population genomics of allopolyploid Coffea arabica reveal the diversification history of modern coffee cultivars[J]. Nature genetics, 2024, 56(4): 721-731. Coffee in health and disease prevention (Second Edition)[M]. Academic Press, 2024. Wang Y, Wang X, Hu G, et al. Anaerobic germination of green coffee beans: A novel strategy to improve the quality of commercial Arabica coffee[J]. Current Research in Food Science, 2023, 6: 100461. Cornelis MC. The Impact of Caffeine and Coffee on Human Health[J]. Nutrients. 2019;11(2):416. 2019 Feb 16. Barcelos RP, Lima FD, Carvalho NR, Bresciani G, Royes LF. Caffeine effects on systemic metabolism, oxidative-inflammatory pathways, and exercise performance[J]. Nutrition Research. 2020 Aug;80:1-17. Tajik, N., Tajik, M., Mack, I., & Enck, P. The potential effects of chlorogenic acid, the main phenolic components in coffee, on health: a comprehensive review of the literature[J]. European journal of nutrition, 2017, 56(7), 2215–2244. Bojanowski V, Hummel T. Retronasal perception of odors[J]. Physiology & behavior, 2012, 107(4): 484-487.
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