Note: 1,000 career games played are needed to make this list of the one-thousand greatest on base plus slugging leaders, raw averages are presented in parenthesis to further distinguish the top one-hundred, and a bold faced entry denotes that the player was active during the previous Major League season.
Primary active transport, directly uses metabolic energy (ATP) to transport molecules across a membrane.
Definition. A primary vasculitis limited to the CNS is referred to as primary angiitis of the CNS (PACNS). A generalized systemic vasculitic process can also involve the CNS, and in such cases, it is referred to as secondary vasculitis of the CNS. Secondary vasculitis is not discussed in this chapter.