Mo. Const. art. III, § 38(d)
2. To ensure that Missouri patients have access to stem cell therapies and cures, that Missouri researchers can conduct stem cell research in the state, and that all such research is conducted safely and ethically, any stem cell research permitted under federal law may be conducted in Missouri, and any stem cell therapies and cures permitted under federal law may be provided to patients in Missouri, subject to the requirements of federal law and only the following additional limitations and requirements:
(6) Human embryonic stem cell research may be conducted only by persons that, within 180 days of the effective date of this section or otherwise prior to commencement of such research, whichever is later, have
6. As used in this section, the following terms have the following meanings: