Metal carbon bonds in enzymes and cofactors : Volume 6 This book covers the occurrence of a wide variety of metal carbon bonds in living organisms ranging from bacteria to humans The occurrence of a wide variety of metal carbon bonds in living organisms ranging from bacteria to humans is only recently recognized. Of course the historical examples are the B12 coenzymes containing cobalt carbon bonds but now such bonds are also known for nickel iron copper and other transition metal ions. There is no other comparable book; MILS 6 written by 17 experts summarizes the most recent insights into this fascinating topic