Stem-cell research is one of the most popular research areas. More and more scientists pay their attention to this field. Now, new guidelines from the International Society for Stem Cell Research offer a model for self-regulation in contentious areas, write Jonathan Kimmelman and colleagues. What’s more, Creative Biomart provides you the best protein products for stem-cell research. Stem-cell research offers tremendous promise for biomedicine. It also raises vexing ethical and…