Cross section of olfactory sensory neurons in
a mouse nose visualized by fluorescent staining of odorant receptor
genes (red and green represent different odorant receptors; MOE:
main olfactory epithelium; SO: septal organ).
Image Credit: Huikai Tian, PhD, Minghong Ma, PhD, Univeristy
of Pennsylvania School of Medicine
version (1.71 MB, JPEG, 600 DPI)