Vector Copy Number (VCN) Assay | KK Women's and Children's Hospital

Specimen Container	Sterile container / Tube for fresh or cryopreserved T cells or EDTA tube for peripheral blood
Specimen Requirement	Fresh or cryopreserved T cells Cell count: 1 million cells/mL Volume: 2 mL Peripheral Blood EDTA whole blood 1-3ml
Specimen Storage/Transport	4^oC for fresh T cells, dry ice for cryopreserved T cells Room temperature for peripheral blood
Orderable as Urgent?	No
Turn Around Time	4 weeks
Testing Laboratory Location	KKH
Laboratory	Molecular Pathology
Contact Number	6394 1402
Day and Time Performed	Mon - Fri: 0800 hrs to 1700 hrs
Orderable on CPOE?	No
Downtime Form	63170-Form-1080 Haematology Laboratory Downtime Form
Additional Information	If T cell count is less than 1 million/mL, more volume of T cells should be sent. (Minimum cell number should be 2 million cells)

Last Updated - 05 Apr 2025