(Stem cells) can be from some person.Logical formLearned from6 sentences. (Cancer stem cells) may undergo an identification.Logical formLearned from6 sentences. Research can be on (stem cell lines).Logical formLearned from6 sentences. (Stem cell scientists) may pertain-to a country.Logical formLearned from6 sentences. Embryonic (stem cells) may be created after a date.Logical formLearned from6 sentences. (Stem cells) can be in a heart.Logical formLearned from6 sentences. Stems may pertain-to grass.Logical formLearned from6 sentences. (Stem cuttings) can be rooted.Logical formLearned from6 sentences. Stems can be light-green.Logical formLearned from6 sentences. Patients may receive (stem cell treatments).Logical formLearned from6 sentences. Stems may pertain-to persons.Logical formLearned from6 sentences. (Stem cells) may be harvested from a menstrual blood.Logical formLearned from6 sentences. A bit may pertain-to a stem.Logical formLearned from6 sentences. A stem may be attached to a fruit.Logical formLearned from6 sentences. (Stem cell research) may continue.Logical formLearned from6 sentences.