نتایج جستجو برای: neural graft

تعداد نتایج: 385021  

Journal: :journal of periodontology and implant dentistry 0
rameshwari singhal braham prakash khattak vipin agarwal anamika sharma pavitra rastogi

background and aims. localized gingival recession presents as a special therapeutic problem. subjective parameters and donor site morbidity are often overlooked while deciding on any treatment option. materials and methods. 22 subjects were equally divided in group a (lateral pedicle graft) and group b (free mucosal graft). subjective evaluation of post operative sensitivity, discomfort and ble...

Journal: :acta medica iranica 0
a. rabbani m. moini a. shojaeefard

arteriovenous fistula is considered as a prerequisite in patients with chronic renal failure undergoing hemodialysis. the purpose of this study was to compare the effectiveness and side effects if any of native vein and synthetic grafts in these patients. from april 2002 till july 2003, a total of 37 patients were referred to us for the utilization of these grafts. in 16 out of these patients w...

Journal: :acta medica iranica 0
j. salimi a. shojaee a.p. meisami h. dinparast a.rabbani

arteriovenous fistulae traditionally have been placed in the upper extremity. experience with groin hemodialysis access has been discouraging because of high infection rates and associated limb amputation. the aim of this study was to determine infection rates, patency rates, and possible predictive factors for prosthetic thigh angioaccess outcomes in our hemodialysis patient population. a pros...

Journal: :journal of periodontology and implant dentistry 0
nader abolfazli afsoon asadollahi masoumeh faramarzi fariba salehsaber

abstract background and aims. the aim of this study was to evalute the effect of double pedicle graft (dpg) with and without plasma rich in growth factor (prgf) in the treatment of miller's cl i and ii gingival recessions. materials and methods. thirty two bilateral buccal gingival miller’s cl i and ii recessions were selected. sixteen of the recessions were treated with dpg and prgf (test grou...

BACKGROUND: Dental disease, trauma and maxillofacial surgeries can cause alveolar bone defects. Among different kinds of treatment, autogenous bone grafts is accepted as a golden standard. On the other hand, because of limitation of treatment with autogenous bone grafts, osteogenic cells derived from stem cells are suggested. OBJECTIVES: The aim of this study was to compare the mean density of ...

2014
Youngshik Choe Konstantinos S. Zarbalis Samuel J. Pleasure

Embryonic neural crest cells contribute to the development of the craniofacial mesenchyme, forebrain meninges and perivascular cells. In this study, we investigated the function of ß-catenin signaling in neural crest cells abutting the dorsal forebrain during development. In the absence of ß-catenin signaling, neural crest cells failed to expand in the interhemispheric region and produced ectop...

2016
Sarah Sorice Torbjörn Lundh Alexander Li Kristine Rustad Subhro Sen Jeanie Parsley Robert Robertson Venita Chandra Geoffrey Gurtner

1. Furukawa H, Saito A, Mol W, Sekido M, Sasaki S, Yamamoto Y. Double innervation occurs in the facial mimetic muscles after facial-hypoglossal end-to-side neural repair: rat model for neural supercharge concept. J Plast Reconstr Aesthet Surg. 2008;61(3):257–64. 2. Terzis JK, Wang W, Zhao Y. Effect of axonal load on the functional and aesthetic outcomes of the cross-facial nerve graft procedure...

2012
Marie-Christin Pauly Tobias Piroth Máté Döbrössy Guido Nikkhah

In the basal ganglia circuitry, the striatum is a highly complex structure coordinating motor and cognitive functions and it is severely affected in Huntington's disease (HD) patients. Transplantation of fetal ganglionic eminence (GE) derived precursor cells aims to restore neural circuitry in the degenerated striatum of HD patients. Pre-clinical transplantation in genetic and lesion HD animal ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تهران - دانشکده علوم 1381

فاکتور رشد عصبی یا ‏‎ngf‎‏ اولین فاکتور شناخته شده از خانواده نوروتروفین می باشد . از اثرات اولیه مشاهده شده این فاکتور رشد و تکثیر و تمایز نورونهای مشتق شده از تاج عصبی ‏‎neural crest‎‏ و همچنین ازدیاد نورونهای سمپاتیکی در جنین موش می باشد. مطالعات نشان داده است که ‏‎ngf‎‏ علاوه بر تنظیم فعالیت و عملکرد نورونها ، دارای قدرت تداخل با سیستم ایمنی نیز می باشد. بدین ترتیب اختلال در میزان فعالیت و ...

BACKGROUND Full-thickness skin graft (FTSG) is a very versatile tool regularly used in small sizes. With the established knowledge of the graft take through the margins as well as wound bed, we extended the use of the FTSG for reconstruction of large-sized defects with satisfactory results.  METHODS We presented our experience in wound reconstruction using FTSG in 28 patients. We select...

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