Human lung microtissue infected with SARS-CoV-2 (red), the alveolar spaces are seen open and retained in 3D culture over 7 days. Green is actin, and blue is cell nuclei.
Human lung microtissue infected with SARS-CoV-2 (red), the alveolar spaces are seen open and retained in 3D culture over 7 days. Green is actin, and blue is cell nuclei.