Extended Data Fig. 2: Restoration of cognition abilities and pathologies of 3xTg AD mice through oral administration of IAA (n = 6).
From: Chiral nanoparticle-remodeled gut microbiota alleviates neurodegeneration via the gut–brain axis

(A) Immunofluorescence of Aβ (red) and p-tau (green) in the hippocampus. (B) Representative immunostaining for Aβ (black arrows) and p-tau (black arrows) protein. (C) Nissl staining of neuro cells in the brains (hippocampus of mice with treatments for 45 days). Scale bars, 50 μm. CH-223191, the AHR inhibitor. Each ‘n’ represents an independent biological sample.