Indiandefencereview.com May 13, 2026 • 15:00

They Removed One of Life's 20 Essential Amino Acids from Bacteria, and It Survived 450 Generations - Indian Defence Review

By Sarah Talbi

Scientists modified E. coli to function without one amino acid in key proteins, revealing unexpected flexibility in the chemistry of life.

The findings do not yet amount to a fully 19-amino-acid organism. Still, the bacteria managed to remain alive and reproduce for more than 450 generations despite extensive genetic alterations affecti… [+4382 chars]

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They Removed One of Life's 20 Essential Amino Acids from Bacteria, and It Survived 450 Generations - Indian Defence Review

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