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Related to allotransplant: autotransplant, allogeneic graft


tr.v. allotrans·planted, allotrans·planting, allotrans·plants
To transfer (an organ or body tissue) between two genetically different individuals belonging to the same species.
An organ or tissue transferred between genetically different individuals of the same species.

al′lo·trans′plan·ta′tion n.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.


(al″ō-trans″plan″tā′shŏn) [ allo- + transplantation]
Grafting or transplantation of tissue from one individual into another of the same species.
allotransplant (-trans′plant″)
Medical Dictionary, © 2009 Farlex and Partners
References in periodicals archive ?
Their main task is to provide sufficient quantities of clinically safe bone and ligamentous allotransplants having adequate biological and biomechanical qualities essential for their clinical implementation [28].
Unlike allotransplants (human organ transplants), individuals that undergo xenotransplants would be required to consent to lifelong xenozoonosis surveillance.
Additional kidney allotransplants to the groins of patients ended in only short-term success until a tiny ray of Mendelian science entered the picture.
Oral and corneal epithelia have similar phenotypes, and the autologous epithelium showed a lower risk of immunologic rejection as compared to allotransplants. Subsequent studies showed that oral epithelium cells have a low stage of differentiation combined with fast cell turnover, need less time to grow in culture, and do not undergo keratinization [101].
In the case of allo-HSCT + TT, the allo-[T.sub.eff] and [T.sub.reg] cells develop internally in the allotransplanted thymus.
Another strategy involves islet xenotransplantation (most frequently using porcine islets), which might be a promising approach for overcoming the disadvantages of allotransplants. However, the risk of immunologic rejection, acute inflammatory reactions, microangiopathy, systemic coagulopathy, and the potential transmission of endogenous porcine retroviruses, has limited the widespread application of these transplantation techniques (8).
Silber said that he believes the appeal of this more patient-friendly ovarian transplantation could be wide reaching, extending beyond autotransplants for chemotherapy patients and even beyond allotransplants for patients with premature ovarian failure.
From these findings, sHLA-G dimers might be useful as a potential marker to control rejection and the inflammatory status of human kidney allotransplants.
This evidence is compatible with the results presented here, which suggest that the CM obtained from the in vitro culture and expansion of these cells could be an alternative therapeutic option compared to the in vivo transplantation of these stem cells, as it can benefit from the local tissue response to the secreted molecules without the difficulties and complications associated with the engraftment of the allotransplanted or xenotransplanted cells.
In a study examining the long-term engraftment of allotransplanted MSCs in deceased patients having received MSC infusions, it was shown that only small numbers, if any, of the infused MSCs were detectable [53].
The mechanism underlying these effects involves not only [CD4.sup.+] [FoxP3.sup.-] effector T cells ([T.sub.eff] cells) but also [CD4.sup.+] [FoxP3.sup.+] regulatory T cells ([T.sub.reg] cells), which prevent GVHD and autoimmunity [28, 29], produced by the allotransplanted thymus.