Human Kidney Organoid. (IMAGE) Institute for Bioengineering of Catalonia (IBEC) Caption A high magnification detail of a a proximal tubular structure (magenta) within a kidney organoid after SARS-CoV-2 infection, that shows ACE2 positive cells (green) and SARS-CoV-2 infected cells (red). Credit Institute for Bioengineering of Catalonia Usage Restrictions No restrictions. License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.