Assessment of vitamin D binding protein in Egyptian cystic fibrosis children and its relation to serum Immunoglobulin G.

ABSTRACT

Background: Vitamin D binding protein DBF is a multifunctional transport protein. The aim of the present study is to measure the level of DBF and serum 25-hydroxyvitamin D 250HD in order to assess its role as a nutritional marker in CF, In the context of the recently described immunomodulatory functions of vitamin Dt the relationship between vitamin DBF and immunoglobulm G IgG levels was assessed