Tetracycline yin amasin sinsinyẹn de he yin dodinna to owhe 1945. E yin amasin sinsinyẹn he gbloada taun na e nọ hu owanvu lẹ taun. Tetracycline yin kinkan namẹ whla tintan to owhe 1948. To owhe 1950, to wehọmẹ alavo harvard tọn, weyọnẹntọ Robert Burns Woodward wazọn sinsinyẹn dogọ do amasin lọ ji. To owhe lọ mẹ janwẹ , e sọ yin kinkan na zinzan to vojlado lẹ godo. Amasin ehe lọ nọ saba yin zinzan na awutu taidi nusinsẹn to agbasa go, etlẹ sọ nọ wazọn na mẹhe to suslu bosọ to miyẹn to ojlẹ dopolọ mẹ. Amasin ehe yin dopo to amasin he ogbẹ aihon lọ tọn he nọ hokan na agbasalilo nọ yizan taun.

Alọdlẹndonu lẹ jlado