Pathology Handbook

Recent changes for Asparaginase Activity Assay
Date	Field	Changed From	Changed To
8th April 2026	Assay name	Asparaginase	Asparaginase Activity Assay
	Alternative names	Aspar, PEG (Oncaspar), Erwinia, Erwinase, Enrylaze	Aspar, PEG (Oncaspar), Erwinia, Erwinase, Enrylaze, Asparaginase
	Request Group	Aspar	ASPAR
8th April 2026	Frequency	Weekly	Twice weekly
22nd December 2025	Alternative names	Aspar	Aspar, PEG (Oncaspar), Erwinia, Erwinase, Enrylaze

Alternative Names:

Aspar
PEG (Oncaspar)
Erwinia
Erwinase
Enrylaze
Asparaginase

Laboratory:

Haematology

Test Code:

ASPAR

Specimen Types:

Serum

Container Types:

SST
EDTA 3 mL

Adults Volume or Mass:

0.5 mL

Collection & Request Instructions:

Deliver to laboratory within 60 minutes

Centrifuge within 2 hours of collection, aliquot serum, and freeze immediately.

Transport Instructions between Sites and/or Laboratories:

Send to lab frozen on dry ice.

Please notify Immunology staff if sample arrives thawed/at room temp.

Assay Frequency:

Twice weekly