FilterDEGs.RdFilters the unfiltered DEGs in DEGs$DEG and stores the filtered results
in a new named slot DEGs[[saveAssay]]. Multiple filtered result sets can
be stored with different assay names.
FilterDEGs(object, assay, alpha = 0.05, l2fc = 1, saveAssay)Updated geneda object with filtered results stored in DEGs[[saveAssay]]