Apoptosis, cytotoxic edema, fuchsin staining and Ki67 positivity in the hippocampus and Ki67 positivity in the germinal matrix of preterm neonates not treated with antenatal GCs and treated with antenatal GCs.

<p>Horizontal axis: the two study groups, vertical axis: staining score (see text for details). Median values are indicated by horizontal lines. Differences are tested with the Mann- Whitney U test.</p>