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Specimen Requirements

Specimen Requirements & Shipping

Shipping Address:
CytoGenX laboratories
1212 North Country Rd
Stony Brook, NY 11790

Label all specimen containers with the patient’s name and date of birth. Each container should include at least two identifiers. For expedited delivery and processing of your sample, please contact customer service at 888-436-3633.

Chromosome Analysis

  • 3-5 ml of whole blood collected in Sodium heparin (green top sodium heparin tube)
  • 2- T25 flasks of confluent cells
  • 2mm x 2mm x 2mm fresh tissue in transport media or sterile saline
  • 10 ml -20 ml of direct amniotic fluid
  • 5 mg -10 mg of cleaned CVS tissue

DNA Testing

  • 3 ml – 5 ml of whole blood in EDTA (purple top tube)
  • 5 µg -10 µg of purified DNA at a concentration of at least 100 ng/uL
  • 2- T25 flasks of confluent cells
  • 2mm x 2mm x 2mm fresh tissue in transport media or sterile saline
  • 10 ml -20 ml of direct amniotic fluid
  • 5 mg -10 mg of cleaned CVS tissue

FISH Analysis

  • 3 ml of amniotic fluid

  • 3 mg of CVS tissue

  • 1 ml of whole blood