Science Daily, June 21, 2008 UTMB researcher Scott R. Gilbertson and Maria E. Estrella Jimenez, former UTMB researcher, contributed to a new study that might lessen the epidemic of diarrhea-related deaths among children in developing countries.  The study was performed by scientists in the laboratory of Nobel Laureate Dr. Ferid Murad at the University of Texas Health Science Center in Houston.