Complex sentence: This can lead to the production of surface-bound C3 convertase (similar to soluble C3-convertase except that it is membrane bound) and thus more C3b components, or it may aid in opsonization of the microbe by macrophages.
Split into simpler sentences: This can lead to the production of surface-bound C3 convertase and thus more C3b components. Alternatievly, binded C3b may aid in opsonization of the microbe by macrophages.