Which Fluorescence Microscopy Technique is Best for Me?
Type
Blog Post
Published
Oct. 10, 2017, 1:57 p.m.
...two photons of red light are needed to excite GFP compared to only one of blue. Only at the focal point...red light instead of blue to excite a molecule of GFP. Because red light has approximately half the energy...infinitely small point of light – think of a single GFP molecule – will appear as a fuzzy 200-300 nm spot...