|Significantly higher percentage of circulating monocytes, reduced CD8+ cells; percentage of B cells, numbers of lymphocytes, monocytes, granulocytes significantly decreased after adjustment for age, sex, disease
||Male lead workers in battery plant in Taiwan (10-20 work-years)
||Average BLL = 30 μg/dL
||Immune measures in control group, leadexposed group compared by using multiple linear regression models after adjustment; p < 0.05 for circulating monocytes, CD8+ cells.
||Relevant to BLL of firing-range instructors.
||Kuo et al. 2001
Abbreviations: ALAD, delta-aminolevulinic acid dehydratase; BLL, blood lead level; CD3+, CD4+, CD8+, cluster of differentiation (markers 3, 4, 8); CD45+RA+, naive memory T cells; CTL, cytotoxic T lymphocytes; HLA, human leukocyte antigen; IgA, IgG, IgE, immunoglobulin A, G, E; IL, interleukin; NKC, natural killer cells; TNF, tumor-necrosis factor; ZPP, zinc protoporphyrin.