(Specific stem cell lines) may be developed.Logical formLearned from7 sentences. A plate can be constituted-of-or-filled-with (stem cells).Logical formLearned from7 sentences. An (opinion stem cell research) may pertain-to a person.Logical formLearned from7 sentences. (Stem cell products) may undergo a development.Logical formLearned from7 sentences. Embryonic (stem cells) can be in scientific research.Logical formLearned from7 sentences. Red (blood cells) can be from (stem cells).Logical formLearned from7 sentences. Tumors may be caused by (cancer stem cells).Logical formLearned from7 sentences. (Stem cells) may be transformed into tumors.Logical formLearned from7 sentences. A stem may appear.Logical formLearned from7 sentences. A person can be for (stem cell research).Logical formLearned from7 sentences. A (breakthrough patent) may boost a production of (skin stem cells).Logical formLearned from7 sentences. Stem may be removed.Logical formLearned from7 sentences. A stem can be attached.Logical formLearned from7 sentences. Stems can be juicy.Logical formLearned from7 sentences. Damage can be to stems.Logical formLearned from7 sentences.