CD3 in Marmoset spleen FFPW section: A 0452
I think that this orientation has captured one central artery in a very tortuous path: so, it seems that there are three central arteries!
Clustered around this blood vessel are T-cells.
Note also that , in immunonegative areas, there are plenty of T- cells.
Them immuno-negative cells will be a mix of B-cells and macrophages.