Three Green Mice,
   
in the Scientist V17 : #2 : Jan 27, 2003 pg 21

         Green Fluorescent Protein

 
" THREE GREEN MICE, THREE GREEN MICE...
See how they glow. These transgenic mice express enhanced green fluorescent protein under the control of a chicken beta-actin promoter and cytomegalovirus enhancer. As they pose in the glare of an excitation light source, all but the erythrocytes and hair, fluoresce. First photographed a few years ago, the mice are worth viewing again
(M. Okabe et al., FEBS Letters, 407:313-31, 1997)".