EB size and structure is known to influence differentiation potential, and the microwell system provides a robust, efficient method of producing EBs of any size or shape.
I've seen many sentences in which a comma is used, IMO, instead of "and". In fact, I'm following this trend in my writings. However, I'm not aware if there is any rule governing this. Is such a choice available in every situation? Does the choice ever affect the meaning?