Cells may proliferate.Logical formLearned from48 sentences. Cells may pertain-to patients.Logical formLearned from48 sentences. Cells may undergo collections.Logical formLearned from48 sentences. Cells may pertain-to a human body.Logical formLearned from48 sentences. Cells can be oral.Logical formLearned from48 sentences. Some cell can be in a world-city.Logical formLearned from48 sentences. (Stem cells) can be autologous.Logical formLearned from48 sentences. A cell can be segregated.Logical formLearned from48 sentences. (Cell windows) may block a breath of fresh air.Logical formLearned from48 sentences. A (light bulb) can be in a cell.Logical formLearned from48 sentences. A cell may be based in a world-city.Logical formLearned from48 sentences. Research may use (stem cells) from human embryos.Logical formLearned from48 sentences. Research may involve (stem cells).Logical formLearned from48 sentences. A (cell phone) can be dead.Logical formLearned from48 sentences. Cells may pertain-to a type.Logical formLearned from48 sentences.