It was established in 2002 with the aim to provide an alternative to biology journals with high-impact factor such as Nature, Science, and Cell.
Because of stringent selection criteria, it published only a few research articles per year, only four in 2007, for example, with the rest being comment and short review articles.
According to an unofficial calculation in 2007, it reached an impact factor of 20.1.
You can help Wikipedia by expanding it.See tips for writing articles about academic journals.
Further suggestions might be found on the article's talk page.