The samples are mostly provided for BBM in cooperation with the General University Hospital in Prague (VFN Praha). They are obtained on the basis of the signed consent of the sample donor or close person. Samples are obtained from patients with various types of diseases, especially cancer and rare diseases during scheduled examinations or surgical interventions. Samples from healthy donors (control samples) are also collected, most often during planned examinations or withdrawals. Samples from deceased donors are obtained based on the consent of a close person.

The most common types of tissue, blood and urine are obtained. The sample is collected, processed and stored according to valid SOPs.