The Fraudulent Foundation: How IBT Labs Became America’s Toxic Gatekeeper
In the early 1970s, a single private laboratory stood as the gatekeeper for the safety of America’s chemical landscape. Industrial Bio-Test Laboratories (IBT), founded in 1953 by Northwestern University professor Joseph C. Calandra, had grown to conduct an estimated 35–40% of all private toxicology testing in the United States [1]. Its client list was a who’s who of corporate and governmental power, including nearly every major chemical corporation—Monsanto, DuPont, Dow, Procter & Gamble—and critical agencies like the FDA, EPA, and the Department of Defense [1]. IBT’s rise was turbocharged by the creation of the Environmental Protection Agency in 1970, which triggered a surge in regulatory testing requirements. Companies flocked to IBT, trusting it to produce the scientific studies needed to win approvals for pesticides, drugs, and industrial chemicals.
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