Fig. 4From: Origanum majorana L. protects against neuroinflammation-mediated cognitive impairment: a phyto-pharmacological studyPhotomicrograph of the hippocampus stained with H&E (× 40). LPS group (b) shows nuclear pyknosis and degeneration of the neurons compared to the control group (a). Pre-treatment with OM (c) shows comparable histology to the control group. OM (d) group presents normal histology (n = 3)Back to article page