Supporters may regard (stem cell research).Logical formLearned from4 sentences. (Stem roots) may pertain-to trees.Logical formLearned from4 sentences. A human embryo can be for (saving stem cells).Logical formLearned from4 sentences. Sources may pertain-to (stem cell lines).Logical formLearned from4 sentences. (Stem cells) can be for example.Logical formLearned from4 sentences. A (stem cell researcher) can be embattled.Logical formLearned from4 sentences. (Stem cell expert) may deliver an intention to world.Logical formLearned from4 sentences. A (stem cell line) may be derived.Logical formLearned from4 sentences. Research can be on embryonic (stem cells).Logical formLearned from4 sentences. (Stem cell) may undergo an application.Logical formLearned from4 sentences. (Sperm stem cells) may pertain-to a male.Logical formLearned from4 sentences. (Stem cells) can be developed.Logical formLearned from4 sentences. (Stem cells) may undergo a transfusion.Logical formLearned from4 sentences. Treatments may use embryonic (stem cells).Logical formLearned from4 sentences. A stem can be persistent.Logical formLearned from4 sentences.