Tebello Nyokong

South African chemist and professor Tebello Nyokong is helping to pioneer a safer method of cancer detection and photodynamic therapy, a treatment without the harmful side effects of chemotherapy.

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Ada E Yonath

Ada E Yonath is a biochemist and structural chemist, who earned her Ph.D. from the Weizmann Institute of Science in X-ray crystallographic studies on the structure of collagen.

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