Internalized ApoD is colocalized in intracellular vesicular compartments with CD147. Downregulation of CD147 results in lower ApoD internalization. Induction of CD147 overexpression resulted in increased ApoD internalization. CD147 is a putative receptor for ApoD.
“Apolipoprotein D Internalization Is a Basigin-dependent Mechanism” Ouafa Najyb, Louise Brissette, Eric Rassart (June 2015) J Biol Chem 290: 16077-16087. PMID: 25918162