Vaccines against animal parasitic nematodes

A method for preparing a nematode tropomyosin protein capable of conferring protective immunity against infection of a host by a parasitic nematode species, said method comprising the steps of (A) culturing a host cell transformed with a DNA sequence encoding said protein, wherein said DNA sequence comprises the sequence set forth below, and (B) isolating said protein from said microorganism:

• __________________________________________________________________________ ATG GAC GCC ATC AAG AAG AAG ATG CAG GCG ATG AAG ATC GAG AAG GAC AAT GCT CTC GAT CGA GCC GAT GCC GCC GAA GAG AAA GTC CGT CAA ATT ACC GAA AAG TTG GAG CGA GTT GAA GAA GAG CTC CGT GAC ACA CAA AAG AAA ATG ATG CAA ACA GAA AAC GAT TTG GAC AAG GCT CAG GAA GAT TTG GCT GCA GCC ACC AGC CAG TTG GAA GAG AAA GAG AAG AAA GTG CAA GAG GCT GAG GCA GAG GTA GCT GCC CTG AAC CGT CGC ATG ACT CTT CTC GAA GAA GAG CTT GAA CGT GCT GAA CAA CGT TTG AAG ATC GCC ACT GAA AAA CTC GAA GAG GCC ACT CAC AAT GTC GAC GAG TCC GAG CGT GTA CGC AAA GTG ATG GAG AAC GGC TCA TTC CAA GAT GAG GAG CGT GCC AAC ACG ATT GAA GCT CAA CTG AAG GAA GCC CAG ATG CTT GCA GAG GAA GCC GAC CGA AAA TAC GAT GAG GTC GCC CGT AAA TTG GCC ATG GTT GAA GCT GAT CTT GAA AGG GCC GAA GAA CGT GCT GAA GCC GGA GAG AAC AAG ATC GTC GAA TTG GAA GAG GAA TTG CGT GTC GTC GGA AAT AAC CTG AAA TCA CTC GAA GTG TCC CAA GAA AAG GCA CTG CAA CGT GAG GAC TCA TAC GAA GAG CAG ATT CGT ACC ATT TCA TCT CGT CTG AAG GAG GCG GAA ACC CGT GCT GAA TTC GCC GAG CGC TCC GTG CAG AAG CTC CAG AAG GAA GTC GAC AGA CTC GAG GAT GAA TTG GTA CAT GAG AAG GAG AGA TAC AAG GCG ATT TCC GAG GAG CTT GAC TCG ACC TTC CAA GAA CTC TCC GGC TAT. __________________________________________________________________________