Maternal Cell Contamination

Lab method: Repeat Expansion/Fragment Length Analysis

TAT: 2-4 weeks

Specimen requirements: 2-4 ml of blood with anticoagulant EDTA from mother

30-50 ng DNA in TE, AE or pure sterile water at 100-250 ng/µl from mother

30-50 ng DNA in TE, AE or pure sterile water at 100-250 ng/µl from fetusThe A260/A280 ratio should be 1.8-2.0. DNA sample should be run on an agarose gel as a single band, showing no degradation, alongside with a quantitative DNA marker.


Ordering information: Go to online ordering or download sample submission form