Images provided by the MegasonLab (https://wiki.med.harvard.edu/SysBio/Megason/)
Imaged by Fengzhu Xiong
contact: xiong@fas.harvard.edu
contact: megason@hms.harvard.edu

colors informations (RGB color space):

channel1: R:0    G:0   B:255
channel2: R:255  G:0   B:255
channel3: R:0    G:255 B:0
channel4: R:255  G:255 B:0
channel5: R:255  G:0   B:0
