Trifluoro-Icaritin Ameliorates Neuroinflammation Against Complete Freund's Adjuvant-Induced Microglial Activation by Improving CB2 Receptor-Mediated IL-10/β-endorphin Signaling in the Spinal Cord of Rats. - Liu G; Jia D; Li W; Huang Z; Shan R; Huang C (Journal of neuroimmune pharmacology : the official journal of the Society on NeuroImmune Pharmacology, 2024)