Figure 2From: Brain iron accumulation in unexplained fetal and infant death victims with smoker mothers-The possible involvement of maternal methemoglobinemia Pontine basal nuclei- A) Ferric iron positivity in a SIUD victim who died at 32 gestational weeks (case no.4). B) Free iron negativity in an age-matched control case. Staining: Perls' Prussian Blue reaction for ferric iron-Magnification A) B): 20×.Back to article page