Title: A Hierarchical Clustering Methodology for the Estimation of Toxicity 
Resource Type: document --> technical publication --> journal article 
Country: USA 
Year: 2008 
Availability: Toxicology Mechanisms and Methods, 18, 2: 251-266 
Author 1/Producer: Martin, T.M., P. Harten, R.Venkatapathy, S. Das, and D.M. Young. 
Author / Producer Type: Agency, regulator or other governmental or inter-governmental body 
Article Weblink (=direct link): http://www.informaworld.com/smpp/content~content=a791541007~ ...  
EUGRIS Keyword(s): Contaminated land-->Risk assessment-->Tools and procedures
Contaminated land-->Risk assessment-->Toxicological information
Diffuse pollution-->Contaminants-->Contaminants overview
Diffuse pollution-->Sources
 
Short description: EXTRACT: A quantitative structure-activity relationship (QSAR) methodology based on hierarchical clustering was developed to predict toxicological endpoints. This methodology utilizes Ward's method to divide a training set into a series of structurally similar clusters. 
Link to Organisation(s): EPA Environmental Protection Agency
 
Submitted By: Professor Paul Bardos WhoDoesWhat?      Last update: 09/09/2008

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