Abstract

References
1.
Bulla
L A
Cheng
T C
ed (1977 ) Comparative Pathobiology , Vol 3 . Invertebrate Immune Responses . Plenum , New York
2.
Cooper
E L
(1977a ) Developmental and Comparative Immunology
1 , 287
3.
Cooper
E L
(1977b ) Developmental and Comparative Immunology
1 , 73
4.
Cooper
M D
Dayton
D H
ed (1977 ) Development of Host Defences . Raven , New York
5.
Hildemann
W H
(1974 ) Nature (London)
250 , 116
6.
Hildemann
W H
(1977 ) Immunogenetics
5 , 193
7.
Manning
M J
Turner
R J
(1976 ) Comparative Immunology . Blackie , Glasgow
8.
Marchalonis
J J
(1977 ) Immunity in Evolution . Arnold , London
9.
Parish
C R
(1977 ) Nature (London)
267 , 711
10.
Solomon
J B
Horton
J D
ed (1977 ) Developmental Immunobiology . Elsevier , Amsterdam
11.
Wright
R K
Cooper
E L
ed (1976 ) Phylogeny of thymus and bone marrow-bursa cells . North Holland , Amsterdam
