Texas Gov. Rick Perry, who recently underwent an experimental injection of his own adult stem cells to relieve back pain, pushed a bill through the Legislature in June that paves the way for a company co-owned by his doctor to become the first state-approved "bank" to store and cultivate such cells for medical treatment, according to internal emails and corporate records obtained by NBC News. The measure, which was adopted without any public hearings, could prove a financial bonanza for Celltex Therapeutics Corp. — a Houston company headed by Stanley Jones, the surgeon who injected the cells into Perry, and...