SÃO PAULO, SP, BRASIL, 04-04-2013, 11h00: Louis Ignarro, premio Nobel de Medicina em 1998. (Foto: Zé Carlos Barretta/Folhapress CIENCIA)

Listen to Nobel Laureate speaker Louis Ignarro speak about his background, his research on nitric oxide in mammals, and his road to winning his 1998 Nobel prize in Physiology or Medicine!

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