Cultures typically become positive in 24 to 48 hours (this rapid growth rate differentiates the organism from B. mallei, which typically takes a minimum of 72 hours to grow).
Os cultivos son positivos xeralmente en 24 a 48 horas, e este rápido crecemento diferencia esta especie de B. mallei, a cal adoita tardar un mínimo de 72 horas en crecer.