نتایج جستجو برای: Allogeneic bone graft

تعداد نتایج: 393210  

Background & Objective: This study aimed to investigate the effect of decellularized allogeneic bone graft enriched by periosteal stem cells (PSCs) and growth factors on the bone repair process in a rabbit model, which could be used in many orthopedic procedures. Methods: In this experimental study, a critical size defect (CSD) (10 mm) was created in the ...

Bohluli, B, Chehelamiran, M, Danesh, S, Malekpour, Z, Sezavar, M, Shahriar, A,

Background and aim: The most common method of increasing implant stability in the posterior maxilla comprises the reinforcement of bone height using bone grafts in sinus lift surgery. The purpose of the present study was to compare autogenous and allogeneic bone grafts in implant stability after open sinus lift surgery. Materials and methods: This split-mouth clinical trial compared the implant...

2016
Ya-Jun Li Bao-Lin Zhao Hao-Ze Lv Zhi-Gang Qin Min Luo

We hypothesized that a chemically extracted acellular allogeneic nerve graft used in combination with bone marrow mesenchymal stem cell transplantation would be an effective treatment for long-segment sciatic nerve defects. To test this, we established rabbit models of 30 mm sciatic nerve defects, and treated them using either an autograft or a chemically decellularized allogeneic nerve graft w...

2009
Hamid Shegarfi Olav Reikeras

Bone is the second most common transplant tissue after blood, with the iliac crest autologous graft being most used. Bone transplantation induces osteogenesis to repair bone defects. Despite being the most efficient, autogenous bone requires an additional incision and its supply may be inadequate. Deepfrozen allogeneic bone can be an alternative, but is at risk of microbiological contamination,...

Journal: :Dental press journal of orthodontics 2013
Kelston Ulbricht Gomes Wilson Denis Benato Martins Marina de Oliveira Ribas

OBJECTIVE This study was carried out to evaluate maxillary stability after orthodontic-surgical treatment of patients with cleft lip and palate. Cephalometric analysis was applied to two different groups, with and without allogeneic bone graft. METHODS The sample comprised 48 patients with cleft lip and palate. The test group comprised 25 patients who, after correction of maxillary position, ...

Journal: :The Journal of bone and joint surgery. British volume 1991
O J Kirkeby

Revascularisation of syngeneic and allogeneic intramuscular bone grafts have been studied using radioactive microspheres to measure the ingrowth of blood vessels. New bone formation and resorption were measured by 85strontium uptake and by graft weight reduction. Revascularisation, and mineralisation rate were significantly higher in syngeneic grafts than in allogeneic grafts at two, three and ...

2013
Dongqing Zuo Longpo Zheng Wei Sun Dong Fu Yingqi Hua Zhengdong Cai

BACKGROUND Reports of recurrence following restructuring of primary giant cell tumor (GCT) defects using polymethyl methacrylate (PMMA) bone cementation or allogeneic bone graft with and without adjuvants for intralesional curettage vary widely. Systematic review and meta-analysis were conducted to investigate efficacy of PMMA bone cementation and allogeneic bone grafting following intralesiona...

2014
Igor Frangež Tea Nizič-Kos Matej Cimerman Dragica Maja Smrke

Background: Chronic osteomyelitis is a serious and difficult complication in open fractures, occurring in about 20% of cases. Treatment approach must be multidisciplinary with surgical basis. At the end of the classical eradication of the infection, there is often a large bone defect. Guided tissue regeneration (GTR) with allogeneic platelet gel, autologous cancellous bone graft and resorptive ...

Journal: :Blood 2004
Daniela S Krause Richard A Van Etten

Donor leukocyte infusion (DLI) can induce graft-versus-leukemia (GvL) reactions in patients with chronic myeloid leukemia (CML) relapsing after allogeneic bone marrow transplantation (BMT), but the mechanisms of the antileukemic effect of DLI are unknown, and the procedure is complicated by graft-versus-host disease (GvHD) and graft failure. Here, we adapted a murine retroviral BMT model of Phi...

2002
Laura J. Rush Mohamed Abdel - Rahman Fehmida Kapadia Michael A. Caligiuri

3. Mattsson J, Uzunel M, Remberger M, et al. Minimal residual disease is common after allogeneic stem-cell transplantation in patients with B cell chronic lymphocytic leukemia and may be controlled by graft-versus-host-disease. Leukemia. 2000;14:247-254. 4. Mehta J, Powles R, Singhal S, Iveson T, Treleaven J, Catovsky D. Clinical and hematological response of chronic lymphocytic leukemia and pr...

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