Complex sentence: Optogenetic studies have been conducted utilizing optogenetic functional magnetic resonance imaging (ofMRI) to elucidate the connectome, a thorough map of the brain's neural connections, however the results are limited by the general properties of fMRI.
Split into simpler sentences: Optogenetic studies have been conducted utilizing optogenetic functional magnetic resonance imaging (ofMRI) to elucidate the connectome, a thorough map of the brain's neural connections. The results, however, are limited by the general properties of fMRI.