decreased leukocyte cell number abnormal plasmacytoid dendritic cell number decreased plasmacytoid dendritic cell number MP:0008124 MPheno.ontology decreased DC2 cell number decreased PDC cell number decreased T-associated plasma cells cell number decreased lymphoid dendritic cell number decreased pDC cell number decreased plasmacytoid T cell number decreased plasmacytoid monocytes cell number reduced DC2 cell number reduced PDC cell number reduced T-associated plasma cells cell number reduced lymphoid dendritic cell number reduced number of phagocytic dendritic cells that are morphologically similar to plasma cells, but do not express B lineage markers, and produce large amounts of alpha/beta interferons (IFN-/) in response to viral and bacterial stimuli reduced pDC cell number reduced plasmacytoid T cell number reduced plasmacytoid dendritic cell number reduced plasmacytoid monocytes cell number decreased dendritic cell number