Infection(1) molecular(1) acute respiratory syndrome(1) HERVs(1) caused(1) Evolution(1) retroviral(1) Cancer(1) Neurodegenerative disease(1) Viral particles(1) HERV(1) Env(1) the spike protein(1) Diseases(1) Proteins(1) Pathologies(1) coding(1) transcript(1) reported(1) SARS-CoV-2(1) developmental(1) Human(1) envelope protein(1) similarity(1) retrovirus(1) mental symptoms(1) COVID-19(1) expressed(1) Placenta(1) COVID-19 disease(1)