Cycle & Transport of Iron - 2
Facts related
to transferrin receptors:
On
all cells except mature red blood cells
Their
formation is induced by iron deficiency
Facts related
to ferritin:
Formed
when Fe+++ binds with apoferritin
Is
the storage form of iron
Storage
sites:
hepatocytes
pancreas
spleen
Fe+++ in ferritin must be transferred to
transferrin before it can be transported to bone
marrow
Aggregates
of ferritin form hemosiderin