Health protection – collection

Anaerobe reference unit (ARU): Cardiff

ARU is the reference laboratory for anaerobe identification of Bacteroides, Clostridia, Fusobacteria, Actinomyces spp.


The core services provided by the anaerobe reference unit (ARU) are:

  • anaerobe identification including Bacteroides, Clostridia, Fusobacteria, Actinomyces spp., and other closely related genera

  • susceptibility testing of clinically relevant anaerobes including confirmation of unusual resistance phenotypes

  • surveillance of antibiotic resistance in anaerobes

  • Clostridium difficile ribotyping (the C. difficile ribotyping reference laboratory is now in Leeds)

For further details including request forms, how to submit samples and additional services, visit the Public Health Wales website.


Anaerobe reference unit (ARU) Cardiff

Public Health Wales Microbiology Cardiff
University Hospital of Wales
Heath Park

CF14 4XW