Memory and Naive B-Cells (Blood)

Testing Laboratory

Auckland Te Toka Tumai | Auckland Hospital

Department

Haematology

Delphic Registration Code (Alpha Code)

MNBL

Test Code (Numeric Code)

1257

Laboratory Handling

Phlebotomy

PST tubes (light green tops) are not suitable.

Transport

Transport at ambient temperature.
Do not spin.

Registration

Please register tests MNBL and LYM.

Test Adds Requirement

Heparin sample <30-hours old, unspun.

Sample Stability

30-hours.

Associated Tests

Synonyms

Naive B-cells.
Memory B-cells.
Class-switched memory B-cells.

Turnaround Time

1 week

Tested Monday - Friday, samples must be receipted into Labplus midday Friday or on the day prior to public holiday.

Specimen Type

  • Whole Blood

Specimen Requirements

Tube/Container Type:

Preferred
  • Lithium Heparin - Non-gel (Green Cap)
Preferred Sample Volume (ml)

2

Minimum Sample Volume (ml)

1

Paediatric Specimen Requirements

Tube/Container Type:

Preferred
  • Lithium Heparin - Non-gel (Green Cap)
Acceptable
  • Heparin (Microtainer)
Preferred Sample Volume (ml)

2

Minimum Sample Volume (ml)

1

Last updated: 04/05/2026