Fig. 15.1. A large myelin balloon in layer 4 of the primary visual cortex of 14 year old monkey. The unusually large myelin balloon, which is 12 microns in diameter is empty and appears to be fluid filled.
Fig. 15.1. A large myelin balloon in layer 4 of the primary visual cortex of 14 year old monkey. The unusually large myelin balloon, which is 12 microns in diameter is empty and appears to be fluid filled.