cell 1   cell 2   cell 3  

 cell 4   cell 5   cell 6

Starting at top left: 1) AFM image of two molecules of DNA polymerase-alpha bound to DNA (Kuchta lab); 2) High voltage EM image of axoneme (McIntosh lab); 3) Fast-frozen EM image of Golgi stack (Staehlin lab); 4) Engineered tissue used as skin substitute (Anseth lab); 5) Engineered orthopedic biomaterial designed to enhance tissue regeneration for patients withbone loss (Anseth lab); 6) Mammalian PtK1 cell in prophase, showing condensed chromosomes (blue) with the MAP kinase ERK2 (red) at the kinetichores. Inset is expanded view of two chromosomes (Ahn lab).