An interdisciplinary team that includes Nick Galati (PI); Jeanine Amacher, Shawn Arellano, Lynn Pillitteri, Jackie Rose (co-PIs); Jeff Carroll, Suzanne Lee, Dan Pollard, Serge Smirnov, Suzanne Strom, Adrienne Wang (senior personnel) was awarded an NSF grant to purchase a cutting edge laser scanning confocal microscope with time correlated single photon counting capabilities.