PCH1 (image) Donald Danforth Plant Science Center Share Print E-Mail Caption Altering PCH1 levels changes the size and number of photoreceptor containing photobodies four hours after dusk in plants. Credit Courtesy of Meng Chen from the University of California, Riverside. Usage Restrictions None Share Print E-Mail 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.