Research in the Yudkoff Lab focuses on the use of stable isotopes to measure the rate of production of urea in humans who have a urea cycle defect or a congenital inability to detoxify ammonia into urea.
Most children with epilepsy can have active and fulfilling lives, with the help of modern therapies. Yet 20 percent to 30 percent of children with epilepsy do not respond to medications, which physicians call medication-resistant or intractable epilepsy.