Fig. 5From: Anatomical, scanning electron microscopy, histological and histochemical studies of the orbital glands of the Egyptian agama Trapelus mutabilisA photomicrograph of a transverse section of the Harderian gland of Egyptian agama, Trapelus mutabilis, showing a glandular cells give a weakly positive reaction with PAS and b a bluish color with alcian blue at pH 2.5 (× 400)Back to article page