1987 Death Choh Hao Li, bio-chemist professor (isolated growth hormones), dies at 74 1971 Event Berkeley chemists announces 1st synthetic growth hormones 1947 Death Ernst Laqueur, Dut chemist/psychologist (sexual hormones), dies at 67 1913 Birthday Choh Hao Li, bio-chemist professor, isolated growth hormones 1880 Birthday Ernst Laqueur, chemist/pharmacology/psychology, sexual hormones
