Listeria Monocytogenes Banking (NPHLBK)  

IMPORTANT! Pre-approval needed from state or local health department. Local or State Health Department. Send approval to or call (402) 559-9444.

NPHL has moved to an electronic ordering system, NUlirt, and it is now the preferred method to order all tests. Once ordered, print a "batch list" (see NUlirt Guide).

Forms Required - Nulirt batch list or NPHL Test Request Form (completed in entirety) must accompany the specimen to include the following information: symptoms and date of onset, pregnancy status, travel and vaccine history. Testing will not be performed without all required information.

Please call NPHL Client Services at (402) 559-2440 or toll free at (800) 334-0459 for further clarification.


Test: Listeria Monocytogenes  
Synonym: Listeria, listeriosis  
Method: Banking and whole genome sequencing  
  • No pre-approval needed
  • Oder NPHLBK in NUlirt
  • Performed Monday - Friday
  • Turnaround time 1-7 days
  • Pure Isolates
Collection Device:
  • Agar or slant
  • Seal with Parafilm™ or tape


  • NUlirt packing list or appropriate paperwork (completed in entirety) must accompany specimens
  • Leaking specimens or mixed isolates
Specimen Stability:
  • Ambient air 15-25 °C
Reference Interval:  
Reportable Disease:  
  • Test results are to be used for epidemiological and infection control purposes only
Revised: 4/2/2024 
If you have questions about proper specimen collection, please call NPHL Client Services at (402) 559-2440 or toll free at (800) 334-0459.