Stem cell research. Scientists object to Massachusetts rules.
Holden
Constance
C
D002460:Cell Line; D019976:Cloning, Organism / Q000331:legislation & jurisprudence; D033041:Embryo Research / Q000941:ethics / Q000331:legislation & jurisprudence*; D004622:Embryo, Mammalian / Q000166:cytology; D006801:Humans; D008404:Massachusetts; D035845:Research Embryo Creation / Q000941:ethics / Q000331:legislation & jurisprudence; D013234:Stem Cells