The source of apo-E and apo C-II for the chylomicrons is:
Newly secreted or "nascent" chylomicrons and ApoB-48 apolipoprotein. HDL acts as a reservoir of lipoproteins and provide ApoE and ApoC to nascent chylomicrons to form mature chylomicrons.
VLDL
IDL
LDL
HDL
Lipoproteins