A (stem cell research) may use embryos.Logical formLearned from6 sentences. Topics may include (stem cell research).Logical formLearned from6 sentences. (Stem cells) may grow into muscle.Logical formLearned from6 sentences. A measure may be aimed at allowing research.Logical formLearned from6 sentences. (Stem cells) may evolve into a fetus.Logical formLearned from6 sentences. A person may receive (stem cells).Logical formLearned from6 sentences. A stem may pertain-to a goblet.Logical formLearned from6 sentences. (Stem cells) can be female.Logical formLearned from6 sentences. Trials may use embryonic (stem cells).Logical formLearned from6 sentences. Persons may use (stem cells).Logical formLearned from6 sentences. A (stem cell research project) can be embryonic.Logical formLearned from6 sentences. Embryos may give researcher a supply of (stem cells).Logical formLearned from6 sentences. Cells can be equivalent to (embryo stem cells).Logical formLearned from6 sentences. Embryonic (stem cells) can be hard to use.Logical formLearned from6 sentences. Umbilical-cord blood can be rich in (stem cells).Logical formLearned from6 sentences.