Stems can be fragile.Logical formLearned from8 sentences. A (bike stem) can be forged.Logical formLearned from8 sentences. Cardiomyocytes may be derived from embryonic (stem cells).Logical formLearned from8 sentences. Neural (stem cells) may undergo a differentiation.Logical formLearned from8 sentences. Some chunks can be constituted-of-or-filled-with stem.Logical formLearned from8 sentences. Stems can be heavy.Logical formLearned from8 sentences. (Stem cells) may be allowed.Logical formLearned from8 sentences. Blood can be from (stem cells).Logical formLearned from8 sentences. A person may be come_downed on a side of (stem cell research).Logical formLearned from8 sentences. Adult (stem cells) may work.Logical formLearned from8 sentences. Some (bike stem) can be (mountain bike).Logical formLearned from8 sentences. A growth may pertain-to a stem.Logical formLearned from8 sentences. A structure may pertain-to a stem.Logical formLearned from8 sentences. A stem can be tuberous.Logical formLearned from8 sentences. Stems can be nice.Logical formLearned from8 sentences.