20 January 2006
Vol 311, Issue 5759

About The Cover

Cover image expansion

COVER A newt lung cell in culture at an intermediate stage of mitotic spindle formation, when most of the chromosomes have already connected to spindle microtubules emanating from the centrosomes but have not yet congressed to the spindle equator. Immunofluorescence highlights -tubulin (green), -tubulin (magenta), and keratin (red). See page 388. Image: A. Khodjakov