MS HB428

Prohibits state and local institutions, agencies, officials, and employees from using public funds for medical procedures, scientific research, or investigations that kill or injure human embryos

Defines "human embryo" as a viable fertilized human ovum from single cell stage to eight weeks development that is not located in a woman's body, excluding fertilized ova that fail to develop over 36 hours unless cryopreserved

Defines "public funds" as funds from the U.S. government, State of Mississippi, local governmental subdivisions, or other public sources

Exempts in vitro fertilization with embryo transfer to a woman's body and diagnostic procedures that may benefit the embryo subject to testing

Takes effect July 1, 2010