A (stem cell researcher) can be disgraced.Logical formLearned from14 sentences. (Stem cells) may grow.Logical formLearned from14 sentences. A stem can be thickened.Logical formLearned from14 sentences. A ring can be on a stem.Logical formLearned from14 sentences. Stems can be reddish.Logical formLearned from14 sentences. A stem may grow.Logical formLearned from14 sentences. A stem can be smooth.Logical formLearned from14 sentences. Stems can be smooth.Logical formLearned from14 sentences. Stems may be cuted.Logical formLearned from14 sentences. A stem can be glabrous.Logical formLearned from14 sentences. (Stem cells) can be multipotent.Logical formLearned from14 sentences. A stem can be succulent.Logical formLearned from14 sentences. (Stem cell treatments) can be embryonic.Logical formLearned from14 sentences. An opponent can be constituted-of-or-filled-with (stem cell research).Logical formLearned from14 sentences. A stem can be purple.Logical formLearned from14 sentences.