2009 H1N1 influenza Animals 1 Antibodies, Viral 1 Antigens, Viral 1 Article 1 COVID-19 1 Computational Biology 1 Coronavirinae 1 Coronavirus Infections 1 Coronavirus infection 1 Epitopes, B-Lymphocyte 1 Evolution, Molecular 1 Hemagglutinin Glycoproteins, Influenza Virus 1 Host Microbial Interactions 1 Humans 1 Immune Evasion 1 Influenza A Virus, H1N1 Subtype 1 Influenza A virus (H1N1) 1 Influenza virus 1 Influenza virus hemagglutinin 1 Influenza, Human 1 Models, Immunological 1 Molecular Dynamics Simulation 1 Mutation 1 Pandemics 1 SARS coronavirus 1 SARS-CoV-2 1 Severe acute respiratory syndrome coronavirus 2 1 Spike Glycoprotein, Coronavirus 1 Viral Envelope Proteins 1