Ronald Bush, PhD will be presenting on, "Using the Electroretinogram (ERG) to Study Post - Photoreceptor Retinal Function in Animal Model," on February 13th  at 11:30 am in the 9th Floor Conference Room. Dr. Bush is the principal staff scientist at the National Institute of Health and directs the work using electroretinogram recordings and rhodopsin photochemistry for retinal functional study and structural analysis using morphometric techniques and immunohistochemistry.