In a pair of Cape Town warehouses converted into a maze of airlocked sterile rooms, young scientists are assembling and calibrating the equipment needed to reverse engineer a coronavirus vaccine that has yet to reach South Africa and most of the world’s poorest people.

The energy in the gleaming labs matches the urgency of their mission to narrow vaccine disparities.

By working to replicate Moderna’s Covid-19 shot, the scientists are effectively making an end run around an industry that has vastly prioritised rich countries over poor in both sales and manufacturing.

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