Petit....très petit...très très petit!

Dr. Donna Stolz of the University of Pittsburgh assembled a wreath collage of mammalian cells stained for various proteins and organelles magnified from 220x to 2000x. (Dr. Donna Stolz) #

Voir d'autres:
http://www.boston.com/bigpicture/2011/10/nikon_small_world_photomicrogr.html