For biopsy Preferably, send 2 biopsies (one antral and one fundic) in order to increase the sensitivity of detection by culture.
According to the time from sampling to delivery, instructions of sending differ:
For strains : Fresh (<24h) and pure culture in sterile tube containing horse blood or on blood agar in microaerophilic pack transported at room temperature with a maximum 24h. Storage of the referred strain at the local laboratory is recommended in case of loss of the isolate or non viable isolate. Please contact the laboratory in order to inform when the shipping is scheduled.
For stools : Stools in a hermetic recipient without additive transported at room temperature maximum 24h, at 4°C maximum 72h and frozen (dry ice or liquid nitrogen) if >72h
For serum/plasma : Minimum 500µL of serum or plasma conserved maximum 3 days between 2-8°C , over 3 days sample must be frozen
Please complete and join the following submission form to your invoice: download “H.pylori_submission form”
Samples can be sent to the following address
CHU UCL Namur
Laboratory of microbiology
National Reference Center of Helicobacter pylori
Pr Te-Din Huang or Pr. Olivier Denis
Avenue Dr Gaston Therasse, 1
The analysis request may be rejected for the following reasons:
The expected time from sample reception protocol:
For the species identification and antimicrobial susceptibility testing
For the others analysis, the definitive protocol is sent by postal mail within 10 working days