Table 1.

Differential counts of guinea pig lung digest cells (mean % ± SEM)

Groups	Lymphocytes	Macrophages	Neutrophils/ eosinophils	Kurloff cells
Non-vaccinated	21·6 ± 2·14	26·5 ± 1·7	35·2 ± 3·3*	16·9 ± 0·62
BCG-vaccinated	24·6 ± 0·96	37·4 ± 5·7*	20·6 ± 1·4	20·2 ± 3·8

*P< 0·001 when compared between non-vaccinated and BCG-vaccinated group as determined by the Student’s t-test.

BCG, bacillus Calmette–Guérin.