National Toxicology Program

Public Comment on Federal Register Notice:

Nomination to Hold a Workshop on Alternative Methods to Replace the Mouse LD₅₀ Assay for Botulinum Toxin Potency Testing: Request for Comments, Nominations of Experts, and Submission of In Vivo and In Vitro Data

The attached letter, a response to the Federal Register Notice similar to a template posted on the website of the Humane Society of the United States, was submitted by 2934 people between Feb. 17, 2006 and Mar. 16, 2006. Because of space considerations, it is being posted here only once.

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