Tracing molecules’ movement in nails may help fight fungus
Microscopy method analyzes chemical flow for clues to developing potential drugs
![imaging technique tracks heavy water](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2015/06/ss_nails_free.jpg?fit=860%2C465&ssl=1)
AS WATER FLOWS An advanced imaging technique tracks heavy water (D2O) as it penetrates a human nail. The water quickly gets below the surface (red, in 10 minutes) then seeps deeper over time (progression of cooler colors).
Chiu et al/PNAS 2015