نتایج جستجو برای: social and bio

تعداد نتایج: 16955124  

Journal: :ماشین های کشاورزی 0
محمدعلی ابراهیمی نیک آوا حیدری حبیب اله یونسی

fast pyrolysis is an attractive technology for biomass conversion, from which bio-oil is the preferred product with a great potential for use in industry and transport. corn wastes (cob and stover) and eucalyptus wood are widely being produced throughout the world. in this study, fast pyrolysis of these two materials were examined under the temperature of 500 °c; career gas flow rate of 660 l h...

Background: Hyaline cartilage defects exhibit a major challenge in the field of orthopedic surgery owing to its limited repair capacity. On the other hand, mesenchymal stem cells (MSCs) are regarded as potent cells with a property of cartilage regeneration. We aimed to optimize marrow-derived MSC chondrogenic culture using a small bioactive molecule referred to as BIO. Methods: MSCs from the ma...

Ali Amiri Fatemeh Adel Mohammad Reza Akbari Rasool Lavaei Adaryani

The main aim of this study was to investigate the relationship of students' social capital components and entrepreneurship intention. The statistical population of this study consisted of all students of University College of Agriculture and Natural Resources, University of Tehran (N=2600) among which 155 students where accessed based on Cochran formula and through convenient sampling. Data wer...

ژورنال: مجله دندانپزشکی 2006
رکن, امیررضا , مطهری, پوریا , میرزا طلوعی, رضا , پاک‌نژاد, مژگان ,

Background and Aim: Several biomaterials have been presented for regeneration of intraosseous defects and Bio-Oss is one of the most accepted materials in this field. Neo-Oss may be the first and only regenerative material made in Iran which few studies have been published about it. The aim of this study was the histologic evaluation of Neo-Oss in comparison with Bio-Oss in experimental rabbit ...

Journal: :journal of agricultural science and technology 2012
m. safieddin ardebili g. najafi b. ghobadian t. tavakkoli hashjin

this study was carried out to determine the effect of seed growing regions and loading speed on some mechanical properties of castor seed. these properties are used to design and improve related machines such as expeller that are used for extraction of oil from castor seed. mechanical properties of castor seed were expressed in terms of rupture force and energy, bio-yield force, apparent modulu...

2018
Neil Stephens Nik Brown Conor Douglas

* Correspondence: [email protected] Brunel University London, London, UK Full list of author information is available at the end of the article Biobanks and biorepositories have become increasingly important and prevalent since the 1990s as holders and distributors of biological material. They exhibit significant diversity in form and function, from the very small to the very large, fr...

Addictive approaches and models introduce various factors as effective factors in tendency to addiction. The methodology of this research was library and documentary. Addictive approaches and models were assessed by reviewing scientific findings and analytical and theoretical approaches. Each model emphasizes the perception of addiction or specific addictive behaviors through tendency to addict...

Journal: :International Journal of Infectious Diseases 2012

Participants will be introduced to the risks associated with excessive early childhood televiewing and develop an understanding of the current recommended guidelines for children’s television exposure. My research agenda in Montreal (Canada) addresses modifiable factors in early childhood that influence human development. From birth through the preschool years, exponential brain maturatio...

Journal: :journal of medicinal plants and by-products 0

in order to investigate the influence of bio- and chemical fertilizers on growth parameters and essential oil of fennel (foeniculum vulgare miller.), an experiment based on randomized complete blocks design with five treatments and three replications was carried out. arbuscular mycorrhizal fungi (strain sebacina vermifera) and phosphate dissolving bacteria (genera peseudomonas) were applied as ...

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