Figure 2From: Detection of group A Streptococcus in tonsils from pediatric patients reveals high rate of asymptomatic streptococcal carriage Fluorescent antibody staining of GAS (red) within the crypts (green) of pediatric tonsils removed due to recurrent GAS tonsillopharyngitis. (A) GAS within in vivo biofilm from a chinchilla. (B and C) GAS within the tonsillar crypts.Back to article page