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Table 1 Summary of key information on protective immunity in bovine genital campylobacteriosis and trichomoniasis.

From: Vaccines against sexually transmitted diseases

Characteristic

Campylobacteriosis

Trichomoniasis

Etiologic Agent

C. fetus (Gram negative bacteria)

T. foetus (Protozoa)

Parasitic Type

Extracellular noninvasive

Extracellular noninvasive

Passive Protection by Antibody

Reference 1

ND*

Specificity of Protective Antibody

Heat labile surface antigen (S-Layer – Reference 33)

Lipophosphoglycan surface antigen

Predominant Ig Class of Protective Antibody

Uterus IgG1 or IgG2 Vagina IgA or IgG1

Uterus IgG1 Vagina IgA or IgG1

Most Protective Immunization

Systemic

Systemic or Systemic priming and local boosting

Cure of Infection by Vaccination

Male and Female

Male (Female?)

Evasion of Host Responses

Antigenic Variation

Proteinase cleavage of Ig Nonspecific binding of Ig

Vaccines Available Commercially

Whole killed cells Systemic route

Whole killed cells Systemic route

  1. *ND = Not Done