Human Trials Begin for a Low-Cost COVID-19 Vaccine to Extend Global Access

April 5, 2021 • by Marc Airhart
Researcher holding up a vial of COVID Vaccine

Clinical trials of the COVID-19 vaccine candidate NDV-HXP-S, which includes a key protein developed at the University of Texas at Austin, began in Thailand in March 2021. Photo courtesy of Thailand’s Government Pharmaceutical Organization (GPO).


a 3D atomic scale map, or molecular structure, of Hexapro, a modified version of the SARS-CoV-2 spike protein

This is a 3D atomic scale map, or molecular structure, of Hexapro, a modified version of the SARS-CoV-2 spike protein, described in a paper in the journal Science on July 23, 2020. Six key modifications, called prolines, are indicated as red and blue spheres and help lock the protein into the prefusion shape. Credit: University of Texas at Austin.

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