Clement KM Tsui

1 INTRODUCTION Streptococcus gordonii is a gram-positive, alpha-hemolytic streptococci that belongs to the viridans group streptococci (VGS).1 S. gordonii is part of the commensal microbiota in different body locations, including the oral cavity where it is deemed beneficial for maintaining oral health by modulating biofilm formation through competing with other VGS species implicated in dental caries such as Streptococcus mutans.2, 3 S.

Future MicrobiologyAhead of Print Research ArticleFree Access Abstract Aims: HIF1-α is an important transcription factor in the regulation of the immune response. The protective function of HIF1-α in the host epithelial immune response to Aspergillus fumigatus requires further clarification. Methods: In this study we demonstrated the effect of upregulation of HIF1-α expression in A549 cells and mouse airway cells exposed to A. fumigatus in vivo.