despite promising results observed using silicone rubber chamber, no previous comprehensive work was performed on behavior of the conduit. present study aimed at further functional, histomorphometrical and immunohistochemical assessment of nerve regeneration in the same animal along a 10-mm rat sciatic nerve gap. fifty- four male wistar rats were divided into three experimental groups (n = 18),...

the present work developed an efficient plant regeneration and propagation system via direct organogenesis for morinda officinalis how., a valuable endangered medicinal plant. the effects of explant types on shoot induction, plant growth regulators on shoot proliferationand elongation and the subsequent rooting ability of shoots were examined. among the various types of explant, direct shoot pr...

considering the importance of bone augmentation prior to implant placement in order to obtain adequate bone quality and quantity, many studies have been conducted to evaluate different techniques and materials regarding new bone formation. in this study, we investigated the bone healing capacity of two different materials deproteinized bovine bone mineral (dbbm with the trade name of bio-oss) a...

objectives: the aim of this study was to histologically compare the regenerative properties of two allografts manufactured by two iranian companies. materials and methods: in this study, four 8-mm defects were produced in the calvaria of 12 rabbits. in three defects, three types of allografts namely itb, cenobone and grafton were placed and one defect served as control. samples were prepared an...

introduction: repair of peripheral nerve injuries is an intensive area of challenge and research in modern reconstructive microsurgery. intensive research is being carried out to develop effective alternatives to the standard nerve autografting, avoiding its drawbacks. the aim of the study was to evaluate the effectiveness of a newly designed mechanical device for the reconstruction of the scia...

cooperation among actors is an essential part of urban regeneration initiatives. the main idea of this paper is that, citizens with higher levels of quality of life have more abilities to take part in regeneration and so have more positive attitudes to these initiatives. all real estate owners and residents in all urban distressed areas in mashhad were the statistical population of this researc...