NewslettersImmunology of Infectious Disease News Differential Proinflammatory Activities of Spike Proteins of SARS-CoV-2 Variants of Concern By lbeveridge - September 20, 2022 0 Researchers found that wild-type/Wuhan variant S1 promoted neutrophil and macrophage recruitment, local and systemic hyperinflammation, emergency myelopoiesis, and hemorrhages. [Science Advances] Full Article