Immunohistochemistry (IMAGE) Neural Regeneration Research Caption Immunohistochemistry revealed that in the electrical stimulation group, Bcl-2 expression showed no significant differences in the number of particles compared with the control group. Credit <I>Neural Regeneration Research</I> Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.