eng Oriental Scientific Publishing Company Biosciences Biotechnology Research Asia 0973-1245 2017-01-16 1 2 117 119 17834 article Meena Iqbal 1 Shahbano 2 M. N. Khan 3 Asian Biotech. Research Centre, Bhopal - 462 001 India. Bhoj Open University , Bhopal India. Saifia College of Science and Education, Bhopal - 462 001 India. Lead is a abundant metal in nature, occuring in lead mineral. Lead intake is by diet, air and water each day in living beings.This Pb effect the heme synthesis of the bloodwhich causes hematological disruption of respiratory pigments such as cytochromes, aneaemia, kidney disfunctioning and brain damage.This can be cured by chelating agents https://www.biotech-asia.org/vol1no2/effect-of-environmental-lead-on-human-health/ Lead(Pb) toxic biochemical