California's $3 billion stem cell agency, now more than 7 years old, has joined research partnerships with science and health agencies in eight foreign countries, the San Francisco institute announced. The agreements call for collaboration in efforts aimed at speeding stem cell research from the laboratory to the hospital, where researchers hope that basic human cells will be programmed to treat scores of human degenerative diseases. Research partnerships between American and foreign stem cell scientists are encouraged, but the California institute's funds would only be spent within the state, institute officials said. Alan Trounson, president of the California Institute for...