Biological chemistry of arsenic, antimony and bismuth

List of Contributors. Preface. 1 The Chemistry of Arsenic, Antimony and Bismuth (Neil Burford, Yuen-ying Carpenter, Eamonn Conrad and Cheryl D.L. Saunders). 1.1 Properties of the Elements. 1.2 Allotropes. 1.3 Bond Energies. 1.4 Oxidation States. 1.5 Relativistic Effects and Orbital Contraction. 1.6 Structure and Bonding. 1.7 Clusters and Extended Structures. 1.8 Hybridization and Inversion. 1.9 Coordination Chemistry. 1.10 Geological Occurrence. 1.11 Aqueous Chemistry and Speciation. 1.12 Analytical Methods and Characterization. 1.13 Conclusions. 2 Arsenic's Interactions with Macromolecules and its Relationship to Carcinogenesis (Kirk T. Kitchin). 2.1 Introduction. 2.2 Arsenic's Interactions with DNA and Proteins. 2.3 Cancer MOA. 2.4 Arsenic's Many Connections to Carcinogenesis. 2.5 Sources of Information on Arsenic's Mode of Action, Biochemical Effects, Carcinogenesis in Animals and Man, Metabolism and Analytical Chemistry. 2.6 Conclusion. 3 Biological Chemistry of Antimony and Bismuth (Nan Yang and Hongzhe Sun). 3.1 Introduction. 3.2 Biorelevant Coordination Chemistry of Antimony and Bismuth. 3.3 Antimony and Bismuth Compounds in Medicine. 3.4 Interaction with Nucleic Acids. 3.5 Interaction with Amino Acids and Peptides. 3.6 Interaction with Proteins and Enzymes. 3.7 Conclusion and Perspectives. 4 Metallomics Research Related to Arsenic (Hiroki Haraguchi). 4.1 Metallomics Integrated Biometal Science. 4.2 Analytical Feasibility of ICP-AES and ICP-MS. 4.3 Chemical Speciation of Trace Elements in Biological Samples. 4.4 Summary. 5 Arsenic in Traditional Chinese Medicine (Kui Wang, Siwang Yu and Tianlan Zhang). 5.1 Arsenic Bearing Minerals and their Clinical Applications. 5.2 Metabolism and Pharmacokinetics of Arsenic Bearing Minerals. 5.3 Pharmacological Activities and Mechanisms of Actions of ABMs. 5.4 Perspectives. 6 Microbial Transformations of Arsenic in Aquifers (Jonathan R. Lloyd). 6.1 An Introduction to the Microbial Cycling of Arsenic. 6.2 The Biochemistry of Microbial Arsenic Transformations. 6.3 Microbially Driven Mobilization of Arsenic in Aquifers: a Humanitarian Disaster. 6.4 Conclusions and Future Directions. 7 Biomethylation of Arsenic, Antimony and Bismuth (Richard O. Jenkins). 7.1 Introduction. 7.2 Biomethylation of Arsenic. 7.3 Biomethylation of Antimony. 7.4 Biomethylation of Bismuth. 8 Metalloid Transport Systems (Hsueh-Liang Fu, Xuan Jiang and Barry P. Rosen). 8.1 Introduction. 8.2 Metalloid Uptake Systems. 8.3 Metalloid Efflux Systems. 8.4 Summary and Conclusions. 9 Bismuth Complexes of Porphyrins and their Potential in Medical Applications (Bernard Boitrel). 9.1 Introduction. 9.2 Early Work (1969-1994). 9.3 Bismuth Complexes of Unfunctionalized Porphyrins. 9.4 Bismuth Complexes of Functionalized Porphyrins. 9.5 Future Strategies Towards Bifunctional Chelates (BFC) Conclusions. 10 Helicobacter pylori and Bismuth (Aruni H.W. Mendis and Barry J. Marshall). 10.1 Introduction. 10.2 Helicobacter pylori. 10.3 Bismuth as an Antimicrobial Agent. 10.4 Mechanism of Action of Bismuth Citrate and CBS on H. pylori and Ulcer Healing. 10.5 In Vitro Susceptibility of H. pylori and other Bacteria to Bismuth Compounds and Antibiotics. 10.6 The Effect of pH on Bactericidal Activity of Bismuth Compounds. 10.7 Novel Preparations of Bismuth Compounds. 10.8 Novel Delivery Systems for Bismuth Compounds and Other Antibiotics. 10.9 The Biochemical Targets of Bismuth. 10.10 Binding of Bismuth Compounds to Plasma Proteins. 11 Application of Arsenic Trioxide Therapy for Patients with Leukaemia (Bo Yuan, Yuta Yoshino, Toshikazu Kaise and Hiroo Toyoda). 11.1 Introduction. 11.2 Cellular and Molecular Mechanisms of ATO Actions. 11.3 Pharmacokinetics of ATO in APL Patients. 11.4 Potential Combination Therapies with ATO. 11.5 Potential ATO Application to Other Leukaemias. 11.6 Conclusion. 12 Anticancer Activity of Molecular Compounds of Arsenic, Antimony and Bismuth (Edward R.T. Tiekink). 12.1 Introduction. 12.2 Arsenic Compounds. 12.3 Antimony Compounds. 12.4 Bismuth Compounds. 12.5 Conclusions. 13 Radiobismuth for Therapy (Martin W. Brechbiel and Ekaterina Dadachova). 13.1 Introduction. 13.2 Targeting Vectors. 13.3 -Emitters versus --Emitters. 13.4 Radionuclides. 13.5 Radiolabeling Chemistry. 13.6 Preclinical Studies. 13.7 Targeted -Therapy versus Targeted -Therapy. 13.8 Clinical Studies. 13.9 Alternate Delivery Methods and Uses. 13.10 Prospects and Conclusions. 14 Genetic Toxicology of Arsenic and Antimony (Toby G. Rossman and Catherine B. Klein). 14.1 Introduction. 14.2 DNA Damage in Cells Treated with Arsenicals. 14.3 Mutagenesis in Cells Treated with Arsenicals. 14.4 Other Genotoxic Events in Cells Treated with Arsenicals. 14.5 Effects of Arsenicals on DNA Repair. 14.6 Indirect Mechanisms of Mutagenicity and Comutagenicity by Arsenicals. 14.7 Mutagenesis and Transformation as Secondary Effects of Genomic Instability. 14.8 Antimony. 15 Metalloproteomics of Arsenic, Antimony and Bismuth Based Drugs (Cheuk-Nam Tsang, Ruiguang Ge and Hongzhe Sun). 15.1 Introduction. 15.2 Chemical Speciation of Arsenic Based Drugs and their Metallometabolism. 15.3 Metalloproteomics and its Applications to As-, Sb- and Bi-Based Metallodrugs. 15.4 Biological Regulation of Arsenic and Antimony. 15.5 Conclusions. Index.