September 30, 2021
For educational institutions
Jose Lopez Period 1
Jose Lopez Rios
⟶ Updated 12 Dec 2019 ⟶
List of edits
Dr. George Gey establishes a continuous cell line taken from a human cervical carcinoma isolated from Henrietta Lacks, who died of the cancer in 1951.
Dr. Joseph Murray performs the first kidney transplant between identical twins.
French scientists discover messenger RNA (mRNA).
Scientists understand genetic code for the first time.
Independent groups in the United States, Germany and China synthesize insulin, a pancreatic hormone.
Protocols are developed to rapidly sequence long sections of DNA. Genetically engineered bacteria are used to synthesize the human growth protein somatostatin, marking the first time a synthetic recombinant gene is used to clone a protein.
The U.S. Food and Drug Administration (FDA) approves the first biologic or recombinant protein.
The DNA fingerprinting technique is developed.
Scientists discover how to use human skin cells to create embryonic stem cells.
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