Figure 6From: Synergistic effect of interleukin 1 alpha on nontypeable Haemophilus influenzae-induced up-regulation of human beta-defensin 2 in middle ear epithelial cellsSchematic illustration showing pathways involved in the individual and synergistic effects of IL-1α and NTHi on β-defensin 2 (DEFB4) transcription in the middle ear epithelial cells.Back to article page