A THIRD SPECIES OF POLYSPATHA, AN ENDEMIC AFRICAN GENUS OF COMMELINACEAE


Increased Seroprevalence and Improved Antibody Responses Following Third Primary SARS-CoV-2 Immunisation: An Update From the COV-AD Study

BackgroundPatients with primary and secondary antibody deficiency are vulnerable to COVID-19 and demonstrate diminished responses following two-dose SARS-CoV-2 vaccine schedules.Third primary vaccinations have been deployed to enhance their humoral and cellular immunity.ObjectivesTo determine the immunogenicity of the third primary SARS-CoV-2 immun

read more



Technische aspecten van de schilderingen

On a coat of plastering containing large pieces of broken shells a thick coat of lime was also applied with a brush.Construction lines were scratched in this not quite solidified preparatory coat here and there, probably with a wooden peg, and sometimes Night Oil lines of charcoal are also visible.The colour blue is absent in the mural paintings, b

read more