Genotoxicity And Mutagenicity
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Author | : Ashutosh Kumar |
Publisher | : Academic Press |
Total Pages | : 352 |
Release | : 2017-09-26 |
Genre | : Science |
ISBN | : 0128092602 |
Mutagenicity: Assays and Applications presents an extensive examination of the detection, assessment and future of mutagenicity, particularly as it concerns human health and the environment. Chapters focused on specific types of mutagens or testing methods for their detection collectively explore the current state of human and environmental mutagenesis, future perspectives and regulatory needs. The test procedures for measuring mutagenicity, their advantages and limitations are described with practical and procedural detail, along with their presentation and data processing aspects. It is an essential reference covering the breadth and depth of the field of mutagenicity studies and regulation. By providing both important introductory material and practical assays and applications, this book is useful to graduate students, academic and industry researchers and regulators at various stages of their careers, leading to improved risk assessment and regulation. - Presents an up-to-date and in-depth review of the current state of mutagenesis research - Draws upon the combined experience and expertise of an international group of highly respected editors and chapter authors - Provides an introduction to the concept of mutagenesis with particular consideration given to novel chemicals and materials
Author | : Sonia Soloneski |
Publisher | : |
Total Pages | : |
Release | : 2021 |
Genre | : DNA repair |
ISBN | : 9781839621673 |
Author | : Claudio Nicolini |
Publisher | : Springer Science & Business Media |
Total Pages | : 496 |
Release | : 2013-03-09 |
Genre | : Medical |
ISBN | : 1468443348 |
During October 18-30, 1981, the second course of the International School of Pure and Applied Biostructure, a NATO Advanced Study Institute, was held at the Ettore Majorana Center for Scientific Culture in Erice, Italy, co-sponsored by the International Union Against Cancer, the Italian League Against Cancer, the Italian Ministry of Public Education, the Italian Ministry of Scientific and Technological Research, the North Atlantic Treaty Organization, the Italian National Research Council, the Sicilian Regional Government and two pharmaceutical Companies (Zambeletti and Farmitalia). The subject of the course was "Chemical Carcino genesis" with participants selected world-wide from 18 different countries. It is now eminently clear that.the bulk of human cancers are related to one of several types of environmental exposure. Of the environmental hazards, chemicals are among the best characterized carcinogens. However, how chemicals induce cancer is still poorly understood. Because of the magnitude of the problem and the ob vious need for a much more critical scientific analysis of the process by which cancer is induced (carcinogenesis), it was highly desirable to expose a greater number of scientists with varying background to some of the latest thinking in chemical carcino genesis. The course had this as its major objective and the re sulting book does reflect it.
Author | : OECD |
Publisher | : OECD Publishing |
Total Pages | : 12 |
Release | : 1997-07-21 |
Genre | : |
ISBN | : 9264071245 |
The bacterial reverse mutation test uses amino-acid requiring at least five strains of Salmonella typhimurium and Escherichia coli to detect point mutations by base substitutions or frameshifts. The principle of this bacterial reverse mutation test ...
Author | : Nicolay Ferrari |
Publisher | : John Wiley & Sons |
Total Pages | : 576 |
Release | : 2018-07-31 |
Genre | : Medical |
ISBN | : 1118537335 |
A comprehensive review of contemporary antisense oligonucleotides drugs and therapeutic principles, methods, applications, and research Oligonucleotide-based drugs, in particular antisense oligonucleotides, are part of a growing number of pharmaceutical and biotech programs progressing to treat a wide range of indications including cancer, cardiovascular, neurodegenerative, neuromuscular, and respiratory diseases, as well as other severe and rare diseases. Reviewing fundamentals and offering guidelines for drug discovery and development, this book is a practical guide covering all key aspects of this increasingly popular area of pharmacology and biotech and pharma research, from the basic science behind antisense oligonucleotides chemistry, toxicology, manufacturing, to safety assessments, the design of therapeutic protocols, to clinical experience. Antisense oligonucleotides are single strands of DNA or RNA that are complementary to a chosen sequence. While the idea of antisense oligonucleotides to target single genes dates back to the 1970's, most advances have taken place in recent years. The increasing number of antisense oligonucleotide programs in clinical development is a testament to the progress and understanding of pharmacologic, pharmacokinetic, and toxicologic properties as well as improvement in the delivery of oligonucleotides. This valuable book reviews the fundamentals of oligonucleotides, with a focus on antisense oligonucleotide drugs, and reports on the latest research underway worldwide. • Helps readers understand antisense molecules and their targets, biochemistry, and toxicity mechanisms, roles in disease, and applications for safety and therapeutics • Examines the principles, practices, and tools for scientists in both pre-clinical and clinical settings and how to apply them to antisense oligonucleotides • Provides guidelines for scientists in drug design and discovery to help improve efficiency, assessment, and the success of drug candidates • Includes interdisciplinary perspectives, from academia, industry, regulatory and from the fields of pharmacology, toxicology, biology, and medicinal chemistry Oligonucleotide-Based Drugs and Therapeutics belongs on the reference shelves of chemists, pharmaceutical scientists, chemical biologists, toxicologists and other scientists working in the pharmaceutical and biotechnology industries. It will also be a valuable resource for regulatory specialists and safety assessment professionals and an important reference for academic researchers and post-graduates interested in therapeutics, antisense therapy, and oligonucleotides.
Author | : Andrew Teasdale |
Publisher | : John Wiley & Sons |
Total Pages | : 548 |
Release | : 2022-02-15 |
Genre | : Medical |
ISBN | : 1119551218 |
Learn to implement effective control measures for mutagenic impurities in pharmaceutical development In Mutagenic Impurities: Strategies for Identification and Control, distinguished chemist Andrew Teasdale delivers a thorough examination of mutagenic impurities and their impact on the pharmaceutical industry. The book incorporates the adoption of the ICH M7 guideline and focuses on mutagenic impurities from both a toxicological and analytical perspective. The editor has created a primary reference for any professional or student studying or working with mutagenic impurities and offers readers a definitive narrative of applicable guidelines and practical, tested solutions. It demonstrates the development of effective control measures, including chapters on the purge tool for risk assessment. The book incorporates a discussion of N-Nitrosamines which was arguably the largest mutagenic impurity issue ever faced by the pharmaceutical industry, resulting in the recall of Zantac and similar drugs resulting from N-Nitrosamine contamination. Readers will also benefit from the inclusion of: A thorough introduction to the development of regulatory guidelines for mutagenic and genotoxic impurities, including a historical perspective on the development of the EMEA guidelines and the ICH M7 guideline An exploration of in silico assessment of mutagenicity, including use of structure activity relationship evaluation as a tool in the evaluation of the genotoxic potential of impurities A discussion of a toxicological perspective on mutagenic impurities, including the assessment of mutagenicity and examining the mutagenic and carcinogenic potential of common synthetic reagents Perfect for chemists, analysts, and regulatory professionals, Mutagenic Impurities: Strategies for Identification and Control will also earn a place in the libraries of toxicologists and clinical safety scientists seeking a one-stop reference on the subject of mutagenic impurity identification and control.
Author | : Beatrice Singer |
Publisher | : Springer Science & Business Media |
Total Pages | : 352 |
Release | : 2012-12-06 |
Genre | : Medical |
ISBN | : 1461337720 |
This book originated in numerous Gordon Research Conferences and many other meetings of scientists working in chemistry, biophysics, biochemistry, and biology related to mutagenesis and carcinogenesis. It seemed the appro priate time to sit back and summarize the results of several decades of research in laboratories in different countries. We are very grateful to the Rockefeller Foundation for inviting us to formulate and begin writing the book at the Center for International Studies in Bellagio, Italy, where we were Resident Scholars. We are fortunate to have had the assistance of so many colleagues around the world who cheerfully sent original data, figures, and preprints and lis tened patiently to us as we worked out the various conflicting ideas in this fast-moving. field. The names of these scientists are found within the tables, figures, and references. There is one person whose contributions we especially wish to acknowl edge. Professor Heinz Fraenkel-Conrat was present at the inception of this book and throughout the writing encouraged and criticized in apprOximately equal proportion. Finally, his editing and amalgamation of our two styles gave us great comfort. B.S. D.G.
Author | : Shiv Shankar Shukla |
Publisher | : CRC Press |
Total Pages | : 164 |
Release | : 2020-10-14 |
Genre | : Science |
ISBN | : 100019731X |
Genetic toxicology is considered to be an important assessment tool as there is genetic impact of artificial chemicals. Insight on Genotoxicity discusses testing, mechanism, prediction, and bioindicator of genotoxicity taking into consideration recent advances in nano-engineered particles. Corollary of DNA dent is also discussed in detail taking into consideration the impact of ICH guidelines on genotoxicity testing, which is important for drug discovery innovation and development. Perspective review of genotoxicity evaluation in phytopharmaceuticals has been mentioned along with the prevention of genotoxicity in brief viewpoint. Salient Features Presents methods, standard protocols, and guidelines for genotoxicity testing Examines the impact of ICH Guidelines on genetic toxicity testing which is a regulatory requirement for drug discovery and development Defines appropriate strategies about advances in in vivo genotoxicity testing which have been listed along with progress and prospects Discusses advancement in the high-throughput approaches for genotoxicity testing Details computational prediction of genotoxicity with consideration of mutagenicity, chromosomal damage caused and strategies for computational prediction in drug development
Author | : OECD |
Publisher | : OECD Publishing |
Total Pages | : 16 |
Release | : 2011-07-28 |
Genre | : |
ISBN | : 9264122818 |
This Test Guideline describes an in vivo assay that detects chemicals that may induce gene mutations. In this assay, transgenic rats or mice that contain multiple copies of chromosomally integrated plasmid or phage shuttle vectors are used. The ...
Author | : Wai Nang Choy |
Publisher | : CRC Press |
Total Pages | : 405 |
Release | : 2001-08-31 |
Genre | : Medical |
ISBN | : 0824745221 |
Presents state-of-the-art regulatory cancer risk assessment models including a biologically based model for two-hit carcinogenesis and cell proliferation! This book comprehensively reviews the various roles of genetic toxicology in human cancer risk assessment conducted by United States and worldwide regulatory agencies-discussing hazard identification, dose-response relationships, exposure assessment, and current practices of risk characterization. Examines predictive values of mutagenicity tests, mechanisms of carcinogenesis, and conventional genotoxicity tests required by the International Conference on Harmonization and the Organization for Economic Cooperation and Development/Environmental Protection Agency guidelines! Comprised of contributions from prominent experts and risk assessors and including nearly 1200 references to facilitate further study, Genetic Toxicology and Cancer Risk Assessment reviews contemporary human cancer genetics as related to the mutagenic nature of carcinogenesis calculates acceptable exposure levels based on a carcinogenic threshold dose for nongenotoxic carcinogens reveals the rationale and methodology of quantitative estimation of human cancer risks using mathematical models discusses the threshold concept of carcinogenesis demonstrates how bacterial mutagenicity assays are the most reliable for predicting rodent carcinogens considers structural activity relationship (SAR) analysis of chemical carcinogenicity describes the emergence of the mouse lymphoma microwell and in vitro micronucleus assays illustrates the use of genetic biomarkers for dosimetry analysis and more! Linking human cancer genetics, mutagenicity assays, mechanisms of carcinogenesis, carcinogenic thresholds, molecular epidemiology, mathematical modeling, and quantitative cancer risk analysis, Genetic Toxicology and Cancer Risk Assessment is a must-have reference for toxicologists; oncologists; geneticists; biostatisticians; reproductive, developmental, cell, and molecular biologists; endocrinologists; biochemists; and upper-level undergraduate, graduate, and medical school students in these disciplines.