🔬 Discovery

Arsenic trioxide for acute promyelocytic leukaemia

Trióxido de arsénico contra la leucemia promielocítica aguda

Date
1971-1996 · confidence medium
Place
Harbin Medical University, Heilongjiang, China
Credited to
Zhang Tingdong and Han Taiyun (Harbin); Chen Zhu and Chen Saijuan (Shanghai)
People
👤 Chen Saijuan1951–👤 Chen Zhu1953–👤 Zhang Tingdong1932–2025
Field
Life & health

What was discovered

Building on a folk remedy, doctors in Harbin identified arsenic trioxide as the active agent against acute promyelocytic leukaemia; its mechanism was explained in Shanghai in 1996. It is now part of the standard treatment.

What it led to

  • treatment of APL without chemotherapy
  • cure of more than 90% of cases when combined with all-trans retinoic acid

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