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Vaccines prevent between 2.5 and 4 million deaths every year.
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Colchicine is a highly poisonous alkaloid originally extracted from a type of saffron plant that is used mainly to treat gout.
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In 1835 it was discovered that a disease of silkworms known as muscardine could be transferred from one silkworm to another, and was caused by a fungus.
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Today, nearly 8 out of 10 pregnant women living with HIV (about 1.1 million), receive antiretrovirals.
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Multiple experimental evidences have confirmed that at the molecular level, cancer is caused by lesions in cellular DNA.