Null Lymphocytes - 1
•Specific Cell Characteristics: cont=d
•1.Lymphocytes - continued
•˜ Null - lymphocyte characteristics:
•ealso called natural killer (NK) cells
•elack sIg=s and TCR=s
•eexpress CD2 marker on surface
•eexpress CD16 marker on surface
•Ureceptor for Fc portion of IgG antibody
•eexpress receptor for Il-2 on surface
•esecrete tissue necrosis factor (TNF)