Impaired immune responses in the lungs of aged mice following influenza infection

Respiratory Research

Table 2 Adaptive Immune Cell Markers

Markers	B Cells	Activated B Cells	CD4+ T Cells	Activated CD4+ T Cells	CD8+ T Cells	Activated CD8+ T Cells	NK Cells
CD19	Positive	Positive
CD3	Negative	Negative	Positive	Positive	Positive	Positive	Negative
CD4			Positive	Positive	Negative	Negative
CD8			Negative	Negative	Positive	Positive
DX5	Negative						Positive
CD69		Positive		Positive		Positive

Isolated lung cells were immunophenotyped using various antibody panels. This table summarizes the basic definitions used for each population studied in the adaptive compartment.

ISSN: 1465-993X