1. Andres GA, Hsu KG, Seegal BC (1974) Immunologic techniques for the identification of antigen and antibodies by electron microscopy. In: Weir DM (ed) handbook of experimental immunology, Blackwell Science, Oxford, pp 34.1?34.45
2. Bellanti JA (1985) Immunology III. Saunders, Philadelphia
3. Bird AF (1971) The structure of nematodes. Academic Press, New York
4. Bird AF (1980) The nematode cuticle and its surface. In: Zuckerman BM (ed) Nematodes as biological models, vol 2. Academic Press, New York, pp 213?379
5. Cherian PV, Stromberg BE, Weiner DJ, Soulsby EJL (1980) Fine structure and cytochemical evidence for the presence of polysaccharide surface coat ofDirofilaria immitis microfilariae. Int J Parasitol 10:227?233