This may eventually increase knowledge of the role of different genes in the maintenance of healthy skin - and in the growth of cancers.

BBC: NEWS | Health | Skin cell find offers cancer clue

The study results point to the possible role omega-3s play in the development and maintenance of the nervous system, says Lammi-Keefe, who recommends that pregnant women eat at least three servings of omega-3-rich fish every week.

CNN: The skinny on dietary fat: balance it, don't avoid it

He was giving evidence to the Transport Committee on 9 December 2009 as part of an ongoing inquiry into the role of PPP (public-private partnership) in the maintenance of London Underground.

BBC: Transport Committee