Insulin crystals from the purification process.
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Pro-insulin and human insulin, showing where the trypsin cleavage occurs. -
Eli Lilly began production of the insulin product Humalog at its new bulk... -
Scanning electron micrograph of E. coli as used for recombinant DNA... -
Humalog pen used for dispensing the insulin by a non-injection technique. -
Insulin crystals from the purification process.