On Apr. 16, 1985, Swedish biologist Svante Paabo of University of Uppsala in Sweden, a pioneer of ancient DNA research, analzyed 2400 year-old ancient DNA in Egyptian mummies.

His work in the 1980s as a graduate student at Uppsala University involved attempting to extract and analyze DNA from mummified remains, including those of ancient Egyptians. This research was groundbreaking as it explored the possibility of recovering genetic material from such ancient samples, despite concerns about degradation and contamination.

His paper was paper in published Nature.