نتایج جستجو برای: biomaterials

تعداد نتایج: 10681  

Journal: :European cells & materials 2014
S Daghighi J Sjollema R J B Dijkstra V Jaspers S A J Zaat H C van der Mei H J Busscher

Biomaterial implants and devices increase the risk of microbial infections due to the biofilm mode of growth of infecting bacteria on implant materials, in which bacteria are protected against antibiotic treatment and the local immune system. Matrix-metalloproteinases (MMPs) and cell surface integrin receptors facilitate transmigration of inflammatory cells toward infected or inflamed tissue. T...

Journal: :European cells & materials 2011
M W Laschke B Vollmar M D Menger

The implantation of biomaterials into the human body has become an indispensable part of almost all fields of modern medicine. Accordingly, there is an increasing need for appropriate approaches, which can be used to evaluate the suitability of different biomaterials for distinct clinical indications. The dorsal skinfold chamber is a sophisticated experimental model, which has been proven to be...

2016
Xianyu Zhou Xusong Luo Fei Liu Chuan Gu Xi Wang Qun Yang Yunliang Qian Jun Yang

Several animal models of skin flap construction were reported using biomaterials in a way similar to prefabrication. However, there are few animal model using biomaterials similar to prelamination, another main way of clinical skin flap construction that has been proved to be reliable. Can biomaterials be added in skin flap prelamination to reduce the use of autogenous tissues? Beside individua...

Journal: :Journal of the Royal Society, Interface 2010
Larry L Hench Ian Thompson

During the 1960s and 1970s, a first generation of materials was specially developed for use inside the human body. These developments became the basis for the field of biomaterials. The devices made from biomaterials are called prostheses. Professor Bill Bonfield was one of the first to recognize the importance of understanding the mechanical properties of tissues, especially bone, in order to ...

2011
Sergey V. Dorozhkin

The state-of-the-art of biocomposites and hybrid biomaterials based on calcium orthophosphates that are suitable for biomedical applications is presented in this review. Since these types of biomaterials offer many significant and exciting possibilities for hard tissue regeneration, this subject belongs to a rapidly expanding area of biomedical research. Through successful combinations of the d...

2015
Dirk Henrich René Verboket Alexander Schaible Kerstin Kontradowitz Elsie Oppermann Jan C Brune Christoph Nau Simon Meier Halvard Bonig Ingo Marzi Caroline Seebach

Bone marrow mononuclear cells (BMCs) are suitable for bone tissue engineering. Comparative data regarding the needs of BMC for the adhesion on biomaterials and biocompatibility to various biomaterials are lacking to a large extent. Therefore, we evaluated whether a surface coating would enhance BMC adhesion and analyze the biocompatibility of three different kinds of biomaterials. BMCs were pur...

2014
Anders Palmquist Sara H Windahl Birgitta Norlindh Rickard Brånemark Peter Thomsen

1Department of Biomaterials, Sahlgrenska Academy at University of Gothenburg; 2BIOMATCELL VINN Excellence Center for Biomaterials and Cell Therapy; 3Center for Bone and Arthritis Research, Department of Internal Medicine, Sahlgrenska Academy at University of Gothenburg; 4Department of Orthopaedics, Sahlgrenska Academy at University of Gothenburg, Gothenburg, Sweden. Correspondence: anders.palmq...

2010
Shaymaa E. Elsaka Ibrahim M. Hamouda Yehia A. Elewady Ossama B. Abouelatta Michael V. Swain Shaymaa E. ElSaka

2. Professor, Head of Dental Biomaterials Department, Faculty of Dentistry, Mansoura University, Egypt. 3. Professor, Department of Chemistry, Faculty of Science, Mansoura University, Egypt. 4. Associate Professor, Department of Production Engineering and Machine Design, Faculty of Engineering, Mansoura University, Egypt. 5. Professor, Biomaterials Science Research Unit, Faculty of Dentistry, T...

Journal: :iranian endodontic journal 0
saeed asgary mahta fazlyab

this case report represents the outcome of endodontic treatment in an infected mandibular molar with periradicular periodontitis and inherent poor prognosis of root canal treatment due to severe root curvature. the tooth was successfully treated by leaving the mesial root non-obturated, the canal orifices were coronally sealed with calcium enriched mixture cement and a definitive coronal amalga...

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