25/05/2026
Today, Africa day, allow me to celebrate our own, ๐บ๐ผ๐๐ ๐ฒ๐บ๐ถ๐ป๐ฒ๐ป๐ ๐๐ฐ๐ถ๐ฒ๐ป๐๐ถ๐๐ ๐ถ๐ป ๐ญ๐ถ๐บ๐ฏ๐ฎ๐ฏ๐๐ฒ
Prof. Christopher J. Chetsanga, 90 years, (PhD Univ. of Toronto, 1969; postdoc fellow, Harvard Univ., 1969-72) is prof. of Biochemistry at the Univ. of Zimbabwe, Harare since 1983, a prominent Zimbabwean scientist who is a member of the African Academy of Sciences and The World Academy of Sciences.
Prof. Chetsanga has discovered two enzymes involved in the repair of damaged DNA: (๐๐๐๐๐๐ ๐๐๐ ๐๐๐๐ ๐๐ ๐๐๐๐
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) firstly, formamidopyrimidine DNA glycosylase, which removes damaged 7-methylguanine from DNA (1979) and secondly, purine imidazole-ring cyclase, which re-closes imidazole rings of guanine and adenine damaged by x-irradiation (1985).
Professor Chetsanga is a UNESCO Gold Medal Award winner and former UNESCO Executive Board member among others