new_20x

Edit: Hurray for the GFP Nobel Prize. Aside from just green, it is a wonderful rainbow of tools providing results...

 

20X magnification of the somatosensory cortex of a mouse brain slice. These little guys have green flourescent protein (GFP) from a jelly-fish expressed in a subset of their neurons. Layer V neuron cell bodies are the teardrop shaped things at the bottom and then the dendrite reaches up like a tree to then bifurcate near the top (pial surface).

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Taken on February 24, 2003