WENDELL ROELF and ALEXANDER WINNING A South African company part-owned by the government is in talks with the global COVID-19 vaccine distribution scheme and pharmaceutical companies to produce some of the vaccines the country needs to protect itself against the disease. The Biovac Institute, a Cape Town-based joint venture between the government and private sector, could produce up to 30 million doses of COVID-19 vaccines per year, depending on the technology involved, Chief Executive Morena Makhoana told Reuters. Depending on whether the vaccines require a one- or two-dose regimen, that could be enough for a quarter or half of South…