41. Chelation therapy involves administering the manmade amino acid EDTA _ ethylenediamine tetraacetic acid _ into the veins.42. The heart association has long cautioned patients not to try chelation in place of proven heart treatments. 43. This is a result of ligand chelation , converting hexaaqua Cr 3 + into more lipophilic forms. 44. Chelation treatment did not reverse the damage caused by lead poisoning, so Chisolm also focused on prevention.45. The first effective oral chelation agent, penicillamine, was discovered in 1956 by British neurologist John Walshe. 46. Reversal of some of the consequences of iron overload in MDS by iron chelation therapy have been shown. 47. If this overdose is not treated with chelation therapy, it can lead to death or permanent coma. 48. Is it because of all the quackery out there ( hyperbaric chambers, mercury chelation , homeopathy )? 49. The centre provides patients afflicted with thalassemia with free blood transfusions, iron chelation therapy and consultative care. 50. Many patients who have had their mercury fillings removed and undergone chelation say the process is worth the price.