Gut symbiont-derived anandamide promotes reward learning in honeybees by activating the endocannabinoid pathway

Zhaopeng Zhong, Xiaohuan Mu, Haoyu Lang, Yueyi Wang, Yanling Jiang, Yuwen Liu, Qian Zeng, Siyuan Xia, Baotong Zhang, Zilong Wang, Xiaofei Wang, Hao Zheng