MLB Group

The MLB group consists of "Stem Cell", "Medizinische Laboratorien Bonn" (MLB), and "Centrum für Blutgerinnungsstörungen und Transfusionsmedizin" (CBT), specialized in the preservation of hematopoietic progenitors - umbilical cord, bone marrow and peripheral blood - and Blood transfusion medicine, among others.


Stem Cell is a pioneering biotechnology company located in Spain in the field of processing and preserving umbilical cord stem cells for autologous use.

Stem Cell works under the technical direction and protocols of MLB and the experience of CBT in the field of blood treatment. This allows us to offer a global service in a regulated environment, with the support of an exclusive medical team and an infrastructure specialized in the treatment of many blood related pathologies.

Closely related to Medizinische Laboratorien Bonn (MLB) and CBT, a major healthcare group with laboratories in Germany, today Stem Cell has a laboratory with the most advanced facilities in Spain, which enables Stem Cell to offer the best services at the best price.



Stem Cell's laboratory is located in the Technological Park of Boecillo, in Valladolid, in an environment associated with biotechnology, where we have state-of-the-art facilities and equipment, with reception capacity of 7 days / 24 hrs.


Medizinische Laboratorien Bonn (MLB) is the definitive storage facility for the samples processed in Spain. It is dedicated to the isolation and storage of stem cells from umbilical cord blood and bone marrow. Its facilities have a clean room and the highest working requirements, which affect all phases of the process developed in the Spanish laboratory: collection, processing and cryopreservation.

MLB is a part of the prestigious CBT-Institution, a medical center specialized in the diagnosis and treatment of blood disorders and trasfusional medicine. The center is a blood bank and a reference center in transfusion medicine in the German region of North Rhine-Westphalia.

CBT - Center for Hemorrhagic Disorders and Transfusion Medicine

Diagnosis and treatment of diseases of the arterial system

CBT has a Medical Council comprised of experienced scientists and clinicians in the field of blood disorders and cell therapy. This council acts as an advisor on all matters concerning the collection, processing, testing, storage and release of stem cells isolated from the umbilical cord or other biological sources.


CBT Bonn

Centrum für Blutgerinnungsstörungen und Transfusionsmedizin
Am Propsthof, 3
53121 Bonn. Alemania
Tel. 0049 228 201 8024