نتایج جستجو برای: chimerism

تعداد نتایج: 2215  

Journal: :Turkish Journal of Medical Sciences 2021

Background/aim: COVID-19 syndrome due to the SARS-CoV-2 virus is a currently challenging situation ongoing worldwide. Since current pandemic of great concern for everybody in World, frequently asked question how and when process will be concluded. The aim this paper propose hypotheses order answer essential question. As recently demonstrated, RNAs can reverse-transcribed integrated into human g...

Journal: :Journal of the Egyptian National Cancer Institute 2005
Ghada I Mossallam Anajane G Smith Chris McFarland

BACKGROUND Analysis of donor chimerism has become a routine procedure for the documentation of engraftment after allogeneic hematopoietic stem cell transplantation. Quantitative analysis of chimerism kinetics has been shown to predict graft failure or relapse. In this study, we compared the use of variable number tandem repeats (VNTR) and short tandem repeats (STR) as polymorphic genetic marker...

Journal: :Cold Spring Harbor perspectives in medicine 2014
David H Sachs Tatsuo Kawai Megan Sykes

"Mixed chimerism" refers to a state in which the lymphohematopoietic system of the recipient of allogeneic hematopoietic stem cells comprises a mixture of host and donor cells. This state is usually attained through either bone marrow or mobilized peripheral blood stem cell transplantation. Although numerous treatment regimens have led to transplantation tolerance in mice, the induction of mixe...

Journal: :Journal of the Medical Association of Thailand = Chotmaihet thangphaet 2012
Chairat Manasatienkij Chatchawin Ra-ngabpai

Polymorphic short tandem repeat (STR) analysis after polymerase chain reaction amplification is presently the most important analytical method of forensic DNA laboratory. Beside the forensic-purpose application, STR analysis is also necessary for chimerism testing after bone marrow or allogeneic stem cell transplantation. To increase success rate of the treatment and avoid adverse effect of the...

Journal: :Blood 2005
Bettina Seifert Jakob R Passweg Dominik Heim Alicia Rovó Sandrine Meyer-Monard Stanislaus Buechner Andre Tichelli Alois Gratwohl

This case report is on a 40-year-old male patient with chronic myeloid leukemia (CML) receiving an allogeneic hematopoietic stem cell transplantation (HSCT) in first chronic phase from an HLA-identical sibling brother. He suffered from alopecia universalis occurring 11 years previously. The alopecia involved all body hair, including eyebrows and eyelashes. Between day 40 and day 55 after transp...

Journal: :Nature Protocols 2021

Microglia are critically involved in complex neurological disorders with a strong genetic component, such as Alzheimer’s disease, Parkinson’s disease and frontotemporal dementia. Although mouse microglia can recapitulate aspects of human physiology, they do not fully capture the reproduce all cell states. Primary cultures or derived from induced pluripotent stem cells (PSCs) difficult to mainta...

Journal: :Blood 2004
Ping Lan Lan Wang Bintou Diouf Hiroshi Eguchi Hui Su Roderick Bronson David H Sachs Megan Sykes Yong-Guang Yang

Xenotransplantation from pigs could provide a potential solution to the severe shortage of allogeneic donor organs. Because xenogeneic tissues are subject to vigorous immune rejection, tolerance induction is likely to be essential to the success of clinical xenotransplantation. Here we explore the possibility of inducing human T-cell tolerance to porcine xenografts through mixed chimerism. We p...

Journal: :Clinical advances in hematology & oncology : H&O 2010
Christopher R Cogle Iman Imanirad Laura E Wiggins Jack Hsu Randy Brown Juan C Scornik John R Wingard

Disease remission in patients with myelodysplastic syndromes can be achieved with azanucleosides, which act as pyrimidine analogs and hypomethylating agents. However, despite treatment with azanucleoside induction, patients with myelodysplastic syndromes nearly always relapse. Allogeneic hematopoietic cell transplantation (HCT) can be curative, but it is risky. Given that azanucleosides affect ...

Journal: :International archives of allergy and immunology 2007
Ines Pree Nina Pilat Thomas Wekerle

Organ transplant recipients require life-long treatment with immunosuppressive drugs. Currently available immunosuppression is associated with substantial morbidity and mortality, and is ineffective in inhibiting chronic rejection and graft loss. Therefore, a permanent state of donor-specific tolerance remains a primary goal for transplantation research. The induction of mixed hematopoietic chi...

Journal: :The Journal of Experimental Medicine 1978
D Volf L L Sensenbrenner S J Sharkis G J Elfenbein I Scher

Nonirradiated B-lymphocyte-deficient CBA/N mice given T6T6 chromosome-marked normal CBA/CaHN spleen cells became lymphoid chimeras exhibiting donor-type mitoses. Normal CBA/CaHN recipients did not exhibit significant numbers of donor-type mitoses. The lymphoid cell chimerism in the CBA/N host appeared in spleen, lymph nodes, and Peyer's patches, but not in marrow or thymus. Stimulation of CBA/N...

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