COVID-19: Wastewater surveillance could help spot third wave

COVID-19: Wastewater surveillance could help spot third wave

Wastewater surveillance has become an important part of South Africa’s COVID-19 monitoring systems and might even help to give early warning of a potential third wave of infections. Tiyese Jeranji looks at what is involved.

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World Health Organization building with flags in Geneva, Switzerland. PHOTO: U.S. Mission Geneva/ Eric Bridiers

Analysis: The politics and promise behind a proposed pandemic treaty

25 heads of state, including South Africa’s President Cyril Ramaphosa, have called for the creation of an international pandemic treaty to strengthen global capacity to predict and respond to pandemic threats. But what should we make of this development, given that existing treaties have often been ignored during the COVID-19 crisis and recent efforts toward a research and development treaty for health products have floundered, asks Catherine Tomlinson.

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IN FOCUS: Spotlight on HIV

Where are we in the race for a HIV vaccine?

While progress in the race for effective COVID-19 vaccines has been rapid and impressive, an effective HIV vaccine remains elusive. As part of Spotlight’s World AIDS Day 2020 coverage, Kathryn Cleary asks two of South Africa’s top vaccine researchers to update us on where we are in the race for an HIV vaccine.

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HIV and circumcision: Where are we at the end of 2020?

Voluntary Medical Male Circumcision (VMMC) has been shown to reduce the risk of female-to-male HIV transmission by 60%. But with the COVID-19 pandemic and the associated lockdown, health authorities and organisations conducting VMMC in South Africa, say the numbers of men and boys being medically circumcised have dropped dramatically. Siyabonga Kamnqa reports.

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HIV death rate in SA men much higher than in women

While men account for only a third of South Africa’s roughly 200 000 new HIV infections in the year ending mid-2019, they account for more than half of the approximately 74 000 HIV-related deaths in the same period. This is according to new estimates released on Tuesday from the Thembisa mathematical model of HIV in South Africa.

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HIV prevention injection hailed as a “major breakthrough” for women

Early results from a pivotal trial of an HIV prevention injection announced by the University of the Witwatersrand researchers on Tuesday have been hailed as being a “game-changer” to turn “the tide on HIV” as it effectively reduces HIV acquisition and provides women more choices in how to protect themselves. Amy Green reports.

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