Download or read book OECD Guidelines for the Testing of Chemicals Section 4 Test No 477 Genetic Toxicology Sex Linked Recessive Lethal Test in Drosophila melanogaster written by OECD and published by OECD Publishing. This book was released on 1984-04-04 with total page 6 pages. Available in PDF, EPUB and Kindle. Book excerpt: Mutations in the X-chromosome of Drosophila melanogaster are phenotypically expressed in males carrying the mutant gene. When the mutation is lethal in the hemizygous condition, its presence is inferred from the absence of one class of male ...
Download or read book OECD Guidelines for the Testing of Chemicals written by and published by . This book was released on 1984 with total page pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book OECD Guidelines for the Testing of Chemicals Section 4 Test No 481 Genetic Toxicology Saacharomyces cerevisiae Miotic Recombination Assay written by OECD and published by OECD Publishing. This book was released on 1986-10-23 with total page 6 pages. Available in PDF, EPUB and Kindle. Book excerpt: This assay may be used to measure mitotic recombination (gene conversion or crossingover) in yeast, a eukaryotic micro-organism. Crossing-over is generally assayed by the production of recessive homozygous colonies or sectors produced in a ...
Download or read book OECD Guidelines for the Testing of Chemicals Section 4 Test No 484 Genetic Toxicology Mouse Spot Test written by OECD and published by OECD Publishing. This book was released on 1986-10-23 with total page 4 pages. Available in PDF, EPUB and Kindle. Book excerpt: The mouse spot test detects presumed somatic mutations in fetal cells following transplacental absorption of the test substance. This is an in vivo test in mice in which developing embryos are exposed to a chemical (solid, liquid, vapour or ...
Download or read book OECD Guidelines for the Testing of Chemicals Section 4 Test No 480 Genetic Toxicology Saccharomyces cerevisiae Gene Mutation Assay written by OECD and published by OECD Publishing. This book was released on 1986-10-23 with total page 5 pages. Available in PDF, EPUB and Kindle. Book excerpt: This assay may be used to measure gene mutation in yeast, a eukaryotic micro-organism. Strains of Saccharomyces cerevisiae have been developed which detect forward or reverse mutations. A variety of haploid and diploid strains of the yeast can be ...
Download or read book OECD Guidelines for the Testing of Chemicals Section 4 Test No 478 Rodent Dominant Lethal Test written by OECD and published by OECD Publishing. This book was released on 2016-07-29 with total page 15 pages. Available in PDF, EPUB and Kindle. Book excerpt: The purpose of the Dominant lethal (DL) test is to investigate whether chemical agents produce mutations resulting from chromosomal aberrations in germ cells.
Download or read book OECD Guidelines for the Testing of Chemicals Section 4 Test No 415 One Generation Reproduction Toxicity Study written by OECD and published by OECD Publishing. This book was released on 1983-05-26 with total page 8 pages. Available in PDF, EPUB and Kindle. Book excerpt: This Test Guideline for reproduction testing is designed to provide general information concerning the effects of a test substance (Solid, liquid, gas or vapour) on male and female reproductive performance. The test substance is administered orally ...
Download or read book OECD Guidelines for the Testing of Chemicals Section 4 Test No 485 Genetic toxicology Mouse Heritable Translocation Assay written by OECD and published by OECD Publishing. This book was released on 1986-10-23 with total page 6 pages. Available in PDF, EPUB and Kindle. Book excerpt: The mouse heritable translocation test detects structural and numerical chromosome changes in mammalian germ cells as recovered in first generation progeny. The types of chromosome changes detected in this test system are reciprocal translocations ...
Download or read book OECD Guidelines for the Testing of Chemicals Section 4 Test No 479 Genetic Toxicology In vitro Sister Chromatid Exchange Assay in Mammalian Cells written by OECD and published by OECD Publishing. This book was released on 1986-10-23 with total page 5 pages. Available in PDF, EPUB and Kindle. Book excerpt: The sister chromatid exchange (SCE) assay is a short-term test for the detection of reciprocal exchanges of DNA between two sister chromatids of a duplicating chromosome. Detection of SCEs requires some means of differentially labeling sister ...
Download or read book OECD Guidelines for the Testing of Chemicals Section 4 Test No 414 Prenatal Developmental Toxicity Study written by OECD and published by OECD Publishing. This book was released on 2018-06-27 with total page 14 pages. Available in PDF, EPUB and Kindle. Book excerpt: This Test Guideline for developmental toxicity testing is designed to provide general information concerning the effects of prenatal exposure on the pregnant test animal and on the developing organism. The test substance is normally administered to ...
Download or read book OECD Guidelines for the Testing of Chemicals Section 4 Test No 420 Acute Oral Toxicity Fixed Dose Procedure written by OECD and published by OECD Publishing. This book was released on 2002-02-08 with total page 14 pages. Available in PDF, EPUB and Kindle. Book excerpt: A principle of the method is that in the main study only moderately toxic doses are used, and the administration of doses that are expected to be lethal should be avoided. This Guideline is intended primarily for use with rat. Groups of animals of a ...
Download or read book OECD Guidelines for the Testing of Chemicals Section 4 Test No 482 Genetic Toxicology DNA Damage and Repair Unscheduled DNA Synthesis in Mammalian Cells in vitro written by OECD and published by OECD Publishing. This book was released on 1986-10-23 with total page 7 pages. Available in PDF, EPUB and Kindle. Book excerpt: The Test Guideline for Unscheduled DNA Synthesis (UDS) in mammalian cells in vitro describes procedures utilizing primary cultures, human lymphocytes or established cell lines, to detect DNA repair synthesis after excision and removal of a stretch ...
Download or read book Test No 478 Genetic Toxicology Rodent Dominant Lethal Test written by OECD and published by OECD Publishing. This book was released on 1984-04-04 with total page 6 pages. Available in PDF, EPUB and Kindle. Book excerpt: Dominant lethal (DL) effects cause embryonic or foetal death. Induction of a dominant lethal event after exposure to a test substance (liquid, solid, vapour or gas, ...) indicates that the substance has affected germinal tissue of the test species ...
Download or read book OECD Guidelines for the Testing of Chemicals Section 4 Test No 425 Acute Oral Toxicity Up and Down Procedure written by OECD and published by OECD Publishing. This book was released on 2008-10-16 with total page 29 pages. Available in PDF, EPUB and Kindle. Book excerpt: The method permits estimation of an LD50 with a confidence interval and the results allow a substance to be classified for acute toxicity according to the Globally Harmonised System of classification and labelling of chemicals. It is easiest to ...
Download or read book OECD Guidelines for the Testing of Chemicals Section 4 Test No 416 Two Generation Reproduction Toxicity written by OECD and published by OECD Publishing. This book was released on 2001-01-22 with total page 13 pages. Available in PDF, EPUB and Kindle. Book excerpt: This Test Guideline for two-generation reproduction testing is designed to provide general information concerning the effects of a test substance on the integrity and performance of the male and female reproductive systems, and on the growth and ...
Download or read book OECD Guidelines for the Testing of Chemicals Section 4 Health Effects Test No 436 Acute Inhalation Toxicity Acute Toxic Class Method written by OECD and published by OECD Publishing. This book was released on 2009-09-08 with total page 27 pages. Available in PDF, EPUB and Kindle. Book excerpt: The method described by this Test Guideline provides information that allows hazard assessment for short-term exposure to a test article by inhalation, and allows the substance to be classified according to the Globally Harmonized System of ...
Download or read book OECD Guidelines for the Testing of Chemicals Section 4 Test No 452 Chronic Toxicity Studies written by OECD and published by OECD Publishing. This book was released on 2018-06-27 with total page 18 pages. Available in PDF, EPUB and Kindle. Book excerpt: The objective of these chronic toxicity studies is to characterize the profile of a substance in a mammalian species (primarily rodents) following prolonged and repeated exposure. The Test Guideline focuses on rodents and oral administration. Both ...