(Stem cell research) can be in a us-state.Logical formLearned from16 sentences. A leaf can be on a side of a stem.Logical formLearned from16 sentences. A plant can be with a stem.Logical formLearned from16 sentences. A substitute can be for embryonic (stem cells).Logical formLearned from16 sentences. Stem may undergo a use.Logical formLearned from16 sentences. A (stem cell legislation) can be embryonic.Logical formLearned from16 sentences. Developments can be in (stem cell research).Logical formLearned from16 sentences. A base may pertain-to a (brain stem).Logical formLearned from16 sentences. A (stem cell procedure) can be experimental.Logical formLearned from16 sentences. Embryonic (stem cells) may be created in first days.Logical formLearned from16 sentences. Doctors may use (stem cells) from humans.Logical formLearned from16 sentences. Research may include a use of (stem cells).Logical formLearned from16 sentences. Researcher may use (stem cells).Logical formLearned from16 sentences. Embryonic (stem cells) can be primitive cells.Logical formLearned from16 sentences. Some (stem cells) may be tailored to patients.Logical formLearned from15 sentences.