Forms &
Sample Submission


Test requisition forms

Please see our test requisition forms in German.

Informed consent


Molecular genetics and molecular cytogenetics

  • EDTA blood
    (7 ml; for newborns and infants 1 ml, please contact us)
  • DNA
    (min. 2 µg; concentration >50 ng/µl)

Prenatal karyotyping

  • Amniotic fluid (10 – 15 ml)
  • Chorionic villi (15 – 20 mg)

Postnatal karyotyping

  • Heparin blood
    (lithium-heparin, about 7 – 10 ml;
    for newborns and infants 2 – 3 ml, please contact us)
  • Skin biopsy/tissue sample (about 1 qcm) in special transport medium or sterile saline solution

Please ensure that the samples are clearly and legibly labeled with the patient’s name and date of birth and the date of sample collection.

Patients need not be prepared for blood collection in any specific manner. Fasting is not required and blood sampling can take place at any time of day.

Transport of samples

Blood and DNA samples can be shipped at room temperature. For international requests and prenatal samples, we recommend to use a courier service.

Shipping address

Institute of Human Genetics
University Medical Center Göttingen
Heinrich-Düker-Weg 12
37073 Göttingen

Please alert us before shipping any diagnostic samples from abroad and call us at +49-551-39-67595.

Turnaround time

Molecular genetics and molecular cytogenetics

  • 4 to 6 weeks

Post­natal karyotyping

  • on lymphocytes: 1 to 2 weeks
  • on skin/tissue samples: about 4 weeks

Prenatal karyotyping

  • on amniotic fluid cells: FISH test 1 to 2 days, karyotyping 9 to 14 days
  • on chorionic villi: short-time culture 24 h, long-term culture about 14 days

Required documents

For international requests, please send the following documents together with the appropriate samples. This ensures that we can immediately initiate the requested analysis.

  • Request for testing
  • Informed consent
  • Confirmation that the stated costs for the requested analysis will be borne by the requesting facility

For requests from within Germany, please see here for more information on required documentation.

According to the German Genetic Diagnostics Act (Gendiagnostikgesetz, GenDG), we are not allowed to initiate genetic testing without the patient’s written informed consent.


For international requests, please contact us at +49-551-39-69012 or for information on pricing and billing details.

For requests from within Germany, please see all relevant details concerning document requirements and payment details in German.

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