Connaught Labs, Polio Research & Conquering “The Crippler” ←

Office of the Vice President, Research & Innovation

Breadcrumbs Chapter 7: Polio Research, Conquering the "Crippler" During the first half of the 20 th century, the crippling toll of poliomyelitis grew alarmingly in Canada while other major childhood disease threats, particularly diphtheria, as discussed in Article #4 of this series, had come under control by the 1930s thanks to Connaught Laboratories’ pioneering work expediting the development, testing and free availability of diphtheria toxoid. Unlike diphtheria, which is caused by a bacterium, poliomyelitis is caused by a virus that only infects humans, and understanding how it infected, how

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