Total contribution of airborne lead to blood lead.
A nine year study of blood lead concentrations and isotope ratios carried out on a married couple shows that pulmonary deposition cannot account for all the airborne lead in blood; that lead from bone may comprise 70% of blood lead; and that during pregnancy blood lead may double due to mobilisation of lead from bone.
D000328:Adult; D000393:Air Pollutants / Q000032:analysis*; D001842:Bone and Bones / Q000032:analysis; D004032:Diet; D005260:Female; D006801:Humans; D007554:Isotopes; D007854:Lead / Q000032:analysis / Q000097:blood*; D008297:Male; D011247:Pregnancy; D012119:Respiration; D013997:Time Factors
D000393:Air Pollutants; D007554:Isotopes; D007854:Lead