Complex sentence: Oligodendrocyte precursor cells (OPCs), also known as NG2 glia, precede oligodendrocytes in tissue of the central nervous system, and may also be able to differentiate into neurons and astrocytes.
Split into simpler sentences: Oligodendrocyte precursor cells (OPCs), also known as NG2 glia, are a subtype of glia in the central nervous system. They are precursors to oligodendrocytes and may also be able to differentiate into neurons and astrocytes.