The proposal was passed on November 4, 2008, by voters by a 53–47% margin.

[1] The proposal appeared on the ballot as follows:[2] A proposal to amend the state constitution to address human embryo and human embryonic stem cell research in Michigan.

[3] The Michigan State Medical Society took a neutral position on the ballot measure.

[4] In March 2009, TechTown announced the opening of a stem cell research lab in Detroit.

[5] However, the opening was delayed because TechTown had trouble getting funds and State Senator Thomas George attempted to the weaken the amendment with legislation he introduced.