CD40LG and pneumonia: Similarly, A. genospecies 3, A. felis genospecies A and B. eneae were frequently found in sera of patients during a convalescent phase after pneumonia (p = 0.03 and p = 0.05 for IgG antibodies to A. genospecies 3 and A. felis genospecies A, respectively, and p = 0.01 for IgM antibodies to B. eneae).