OECD Guidelines for the Testing of Chemicals, Section 4 Test No. 426: Developmental Neurotoxicity Study


Book Description

A developmental neurotoxicity study will provide information on the effects of repeated exposure to a substance during in utero and early postnatal development. The test substance is administered daily, generally orally, to mated females (rats are ...




OECD Guidelines for the Testing of Chemicals, Section 4 Test No. 424: Neurotoxicity Study in Rodents


Book Description

This Test Guideline has been designed to obtain the information necessary to confirm or to further characterise the potential neurotoxicity of chemicals in adult animals. This Test Guideline is designed for use with the rat. It specifically ...




OECD Guidelines for the Testing of Chemicals, Section 4 Test No. 414: Prenatal Developmental Toxicity Study


Book Description

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 ...




OECD Guidelines for the Testing of Chemicals, Section 4 Test No. 418: Delayed Neurotoxicity of Organophosphorus Substances Following Acute Exposure


Book Description

The test substance is administered orally in a single dose to domestic hens. The animals are observed for 21 days, then the remainder of the hens are killed and histopathological examination is undertaken. The young adult domestic laying hen (Gallus ...




OECD Guidelines for the Testing of Chemicals, Section 4 Test No. 419: Delayed Neurotoxicity of Organophosphorus Substances: 28-day Repeated Dose Study


Book Description

This Test Guideline is used in the assessment and evaluation of the toxic effects of organophosporus substances. Daily doses of the test substance are administered orally (preferably by gavage or administration of gelatin capsules) to domestic ...







Test No. 421: Reproduction/Developmental Toxicity Screening Test


Book Description

The test substance is administered in graduated doses to several groups of males and females. Males should be dosed for a minimum of four weeks. Females should be dosed throughout the study, so approximately 54 days. This Test Guideline is designed ...




OECD Guidelines for the Testing of Chemicals, Section 4 Test No. 422: Combined Repeated Dose Toxicity Study with the Reproduction/Developmental Toxicity Screening Test


Book Description

This screening Test Guideline describes the effects of a test chemical on male and female reproductive performance. It has been updated with endocrine disruptor endpoints, in particular measure of anogenital distance and male nipple retention in pups and thyroid examination.







OECD Guidelines for the Testing of Chemicals, Section 4 Test No. 452: Chronic Toxicity Studies


Book Description

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 ...