A classic paper defining the concept of lymphocyte recirculation:
The route of recirculation of lymphocytes in the rat.
Gowans, J. L. & Knight, E. J.
Proc. R. Soc. Lond. B159, 257 (1964)
This one is not in Medline
C5a as a neutrophil chemoattractant:
Polymorphonuclear leukocyte chemotactic activity in rabbit and guinea pig serum treated with immune complexes: evidence for C5a as the major chemotactic factor.
Snyderman, R., Phillips, J. K. & Mergenhagen, S. E.
Infect. Immun.1, 521—525 (1970)
This one is not in Medline
LTB4 as a neutrophil chemoattractant:
Leukotriene B4, a potent chemokinetic and aggregating substance released from polymorphonuclear leukocytes.
Ford-Hutchinson, A. W., Bray, M. A., Doig, M. V., Shipley, M. E. & Smith, M. J. H.