What term describes the unauthorized commercial exploitation of indigenous ecological knowledge?
Chapter 1

The willow tree and the birth of aspirin

Chapter 2

Cinchona bark and the fight against malaria

Chapter 3

Sweet wormwood and ancient Chinese remedies

Chapter 4

Madagascar periwinkle and the battle against cancer

YOUR GOAL

Master of Plants that changed medicine

Ch 4 · Madagascar periwinkle and the battle against cancer
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artiteacher Saving children from deadly leukemia

Jul 10

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artiteacher Madagascar Periwinkle and Cancer

That wild pink flower on Madagascar's ground, Gave us the greatest cancer fighters ever found.

Jul 10

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artiteacher A Madagascar flower with hidden powers

Jul 10

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Saving children from deadly leukemia

artiteacher Periwinkle-derived drugs transformed childhood leukemia from a near-certain death sentence to a highly curable disease.

Jul 10

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How periwinkle stops cancer cells

artiteacher Two compounds from the periwinkle plant freeze cancer cells mid-division, stopping tumors from growing.

Jul 10

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Periwinkle to the Rescue
BETA

artiteacher Periwinkle to the Rescue

Jul 10

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Fun Fact

Periwinkle power: It takes approximately one ton of dried Madagascar periwinkle leaves to produce just six grams of vinblastine.

Jul 10

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Glossary
vincristine (noun)
A therapeutic drug used in chemotherapy to treat various types of cancer, especially acute leukemia. In 1958, scientists isolated this compound from Catharanthus roseus, drastically increasing childhood leukemia survival rates.

Jul 10

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Gossip

Should nations get royalties for native medicinal plants?

Jul 10

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Quiz

What term describes the unauthorized commercial exploitation of indigenous ecological knowledge?

Jul 10

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artiteacher How periwinkle stops cancer cells

Jul 10

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Quiz

The rosy periwinkle, which revolutionized modern cancer treatment, is native to which island nation?

Jul 10

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artiteacher The ethics of global biopiracy

Jul 10

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Quiz

What is the scientific name of the Madagascar rosy periwinkle plant?

Jul 10

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Quiz

Which childhood cancer saw its survival rate jump from 10% to 90% thanks to periwinkle drugs?

Jul 10

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Quiz

Which Canadian researchers first discovered the white-blood-cell-lowering properties of rosy periwinkle in 1958?

Jul 10

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Quiz

Which pharmaceutical company first marketed the periwinkle-derived drug vinblastine under the name Velban?

Jul 10

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Quiz

What are the names of the two major cancer-fighting alkaloids extracted from the rosy periwinkle?

Jul 10

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Quiz

What cellular structure do periwinkle alkaloids disrupt to prevent cancer cells from dividing?

Jul 10