A survey of the bacterial diversity in the cup filler of dental chair units

Silva, VítorFigueira, VâniaFigueiral, HelenaM Manaia, Célia

Water from the cup filler of dental chair units (CFDC) was observed to contain sphingomonads, environmental mycobacteria and methylobacteria, among other minor bacteria. Some of the bacteria detected are recognized opportunistic pathogens. Some of these, tended to persist over time.

1. Dental unit water
2. water safety
3. bacterial diversity