Cecilia Lutwak-Mann
Cecilia Lutwak-Mann was a Polish-British endocrinologist and physiologist.
Career
She was educated at the University of Lviv, where she obtained a doctorate of medicine. She studied the menstrual cycle, cellular respiration, and embryology, and served as chief scientific officer of the Agricultural Research Council of Great Britain.Lutwak-Mann was known for discovering that the hormone progesterone acts on the placenta to control carbonic anhydrase synthesis. She also co-authored the then-reference text on male reproductive function and semen with Thaddeus Mann.