Solution

Eli Lilly used Escherichia coli (a bacterium) to produce chains A and B of human insulin.

In 1983, Eli Lilly synthesized DNA sequences corresponding to chains A and B of human insulin and introduced them into plasmids of the bacterium Escherichia coli to produce Humulin.

Concept Recombinant Human Insulin

Genetically Engineered Insulin in past papers

7 questions from this chapter have appeared across 7 exam years.