A family of apolipoproteins occurring in humans that are structurally similar to B-CELL LEUKEMIA 2 FAMILY PROTEINS. In addition to their roles in cholesterol and lipid transport, they are expressed by MYELOID CELLS and ENDOTHELIAL CELLS during INFLAMMATION and may function to promote CELL DEATH.
More specific conditions that are subtypes of Apolipoproteins L in the MeSH hierarchy.