A stem can be branched.Logical formLearned from47 sentences. Proponents can be constituted-of-or-filled-with (stem cell research).Logical formLearned from47 sentences. Some forms can be constituted-of-or-filled-with (stem cell research).Logical formLearned from46 sentences. (Stem cells) can be from (bone marrow).Logical formLearned from46 sentences. Tips may pertain-to stems.Logical formLearned from46 sentences. (Stem cells) may undergo an isolation.Logical formLearned from46 sentences. Embryonic (stem cells) can be (master cells).Logical formLearned from46 sentences. A stem may pertain-to a plant.Logical formLearned from45 sentences. (Stem cells) may undergo a creation.Logical formLearned from45 sentences. (Stem cells) may undergo a development.Logical formLearned from44 sentences. Research can be on adult (stem cells).Logical formLearned from44 sentences. Embryonic (stem cells) can be cells.Logical formLearned from43 sentences. A stem can be fleshy.Logical formLearned from43 sentences. Stems can be smooth.Logical formLearned from43 sentences. (Government funding) can be constituted-of-or-filled-with (stem cell research).Logical formLearned from43 sentences.