 On 8 May 2007, the "International Herald Tribune" reported three Chinese chemical makers have said animal feed producers often purchase, or seek to purchase, the chemical, cyanuric acid, from their factories to blend into animal feed to give the false appearance of a higher level of protein, suggesting another potentially dangerous way that melamine and cyanuric acid might combine in protein products.A toxicology study conducted at the University of California, Davis School of Veterinary Medicine after the recalls concluded the combination of melamine and cyanuric acid in diet does lead to acute kidney injury in cats.Wilson Rumbeiha, an associate professor in MSU's Diagnostic Center for Population and Animal Health, commenting on results from a survey commissioned by the American Association of Veterinary Laboratory Diagnosticians and designed and implemented by MSU toxicologists which was also presented at the AAVLD's October 2007 meeting, said