Initially, and during the first 10 - 15 years of cord blood transplantation, cord blood was predominantly used as a source
of allogeneic donor cells.
Not exact matches
HSCT is effectively used today as a form
of «replacement» therapy for patients with hard - to - treat blood cancers, providing healthy cells from either the patient (autologous transplantation) or from a
donor (
allogeneic transplantation) to better equip patients to fight the disease on their own.
Of these 34 patients, 13 (38 %) have remained in remission for five years, and an additional two patients whose disease did not progress after BV went on to achieve remission after receiving
allogeneic stem cell transplant (in which healthy stem cells are taken from a
donor and administered to the patient).
While an important proof -
of - principle, few individuals could benefit from
allogeneic ccr5Δ32 homozygous transplants due to toxicities
of allogeneic rejection and limitations
of finding sufficient HLA - matched ccr5Δ32 homozygous
donors.
Mehta J, Gordon LI, Tallman MS, et al., Does younger
donor age affect the outcome
of reduced - intensity
allogeneic hematopoietic stem cell transplantation for hematologic malignancies beneficially?
Allogeneic Sibling
Donor Peripheral Blood Stem Cells Transplantation With Myeloablative Conditioning for Chronic Myeloid Leukemia in Blast Crisis - Successful Treatment Despite Severe Phase
of the Disease
Horwitz et al 79 reported that
donor MSC contributed to bone remodelling after
allogeneic stem cell transplantation (SCT) in 3 children with osteogenesis imperfecta, a rare genetic disorder
of type I collagen.
Allogeneic cells obtained from a
donor organism
of the same species.
In the future, outpatient blood and bone marrow stem cell transplantation will be offered to a broader group
of patients with other blood disorders and for
allogeneic transplants (transplant from non-twin
donor stem cells).
Use
of a lower dose
of rabbit anti — T - lymphocyte globulin (ATLG) was superior to a higher dose in children with hematologic malignancies undergoing
allogeneic hematopoietic stem cell transplantation (HSCT) from an unrelated
donor, according to the results
of a study published in Lancet Oncology.
Allogeneic stem cell transplantation to leukaemic patients, in which the patient's own diseased bone marrow is replaced by healthy
donor material, is one
of the best - established and most effective immunological therapies.
Allogeneic cell transplantation enables the use
of «younger» cells, from fetal origins (e.g., umbilical cord blood, placenta) or healthy
donors, which are considered to be effective due to higher regenerative potential and plasticity.
Patients receive one
of two types
of stem cell - based transplants: autologous, in which a patient donates and receives back his / her own stem cells; or
allogeneic, in which bone marrow - derived stem cells come from a related or unrelated
donor whose human leukocyte antigens (HLA) are genetically matched with those
of a patient.
(A and B) Flow cytometry analysis
of intracellular IFN - γ and IL - 17A on
donor - derived CD4 + T cells from spleen on indicated days for syngeneic and
allogeneic mice.
Low - Dose ATLG Prevents GVHD in Pediatric Hematologic Malignancies: A newly published randomized phase III study
of pediatric patients showed lower doses
of rabbit anti — T - lymphocyte globulin (ATLG) was superior to a higher dose in children with hematologic malignancies undergoing
allogeneic hematopoietic stem cell transplantation from an unrelated
donor.
Allogeneic cell therapies from primary cells for immunotherapy applications are especially challenging because
of the vigor with which tissue
donors must be screened and qualified to prevent transmission
of infectious disease and ensure maintenance
of an active
donor pool.
This is the first time that in vitro generated HPCs were transplanted and used to establish long - term engraftment in
allogeneic immunocompetent mice, resulting in the protection
of donor type grafts from immunological rejection.
Thus, one can transplant fully
allogeneic hematopoietic stem cells and co-transplant, for example, hearts from the hematopoietic stem cell
donor to induce lifelong
donor - specific acceptance
of the transplant, without deleterious immunosuppression [4].
It offers to the commercialization
of unrelated
donor - patient (
allogeneic) cell therapy products for the treatment
of several severe degenerative, ischemic and autoimmune disorders.