Welcome to the Exeter Clinical Laboratory International website
NHS logo

M2 Antibodies

Blood Sciences Test



Special Instructions

Minimum sample volume: 3 ml

Factors affecting results

Lipemic, hemolysed or microbially contaminated samples may give poor results and should not be used

Reference range

Negative: ≤6 IU/mL

Positive:   >6 IU/mL

Test Usage

M2 antibodies are tested on positive mitochondrial antibodies. M2 antibodies are more specific for primary biliary cirrhosis.

Turnaround time



In house

Clinical advice

Clinical advice is available from the Immunology Medical Team at Derriford Hospital

T: 01752 431675

E: plh-tr.eden@nhs.net

Specimen Labelling Procedure
University of Exeter logo
UKAS Medical logo


Royal Devon University Healthcare logo