CD40LG and Thrombocytopenia: Thrombocytopenia was detected in 3.45% of the sheep in group A (IgM−/IgG−), 33.33% in group B (IgM+/IgG−), 100% in group C (IgM+/IgG+) and 50% in group D (IgM−/IgG+), as it is shown in Figure 6.