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Fig. 2 | BMC Musculoskeletal Disorders

Fig. 2

From: Analgesic effects and arthritic changes following intra-articular injection of diclofenac etalhyaluronate in a rat knee osteoarthritis model

Fig. 2

Fluorescence photomicrographs of the DRG after administration of DF-HA or vehicle for 4 weeks a FG-labeled DRG neurons, b CGRP-immunoreactive (ir) DRG neurons, and c overlaid picture a on b. All photomicrographs are from the same section. White arrows in the photomicrograph of a indicate FG-labeled DRG neurons, and white arrowheads in the photomicrograph of b and c indicate FG-labeled CGRP-ir DRG neurons. The proportions of FG-labeled CGRP-ir neurons in the DF-HA groups are significantly higher than those in vehicle group (n = 4 rats per group)

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