A US-president may relax restrictions on financing of (stem cell research).Logical formLearned from8 sentences. A senator may oppose (stem cell research).Logical formLearned from8 sentences. A book may address a (stem cell controversy).Logical formLearned from8 sentences. A use of embryonic (stem cells) can be an approach.Logical formLearned from8 sentences. (Stem cells) may be kept alive.Logical formLearned from8 sentences. Embryonic (stem cells) may be derived from monkeys.Logical formLearned from8 sentences. Chief scientist can be at a (stem cell company).Logical formLearned from8 sentences. A (stem cell scientist) may pertain-to a country.Logical formLearned from8 sentences. A (stem cell institute) may pertain-to a state.Logical formLearned from8 sentences. (Stem cells) may grow into a type of tissue.Logical formLearned from8 sentences. (Stem cells) may cultivate cells.Logical formLearned from8 sentences. A (stem cell work) may pertain-to a male.Logical formLearned from8 sentences. Uses can be for (stem cells).Logical formLearned from8 sentences. (Stem cell stocks) may be maintained in laboratories.Logical formLearned from8 sentences. Experiments can be on (stem cell stocks).Logical formLearned from8 sentences.