نتایج جستجو برای: when elicitors applied to cell culture

تعداد نتایج: 11286018  

Journal: :The Plant cell 1998
S Zhang H Du D F Klessig

Two purified proteinaceous fungal elicitors, parasiticein (an alpha elicitin) and cryptogein (a beta elicitin), as well as a fungal cell wall-derived carbohydrate elicitor all rapidly activated a 48-kD kinase in tobacco suspension cells. The maximum activation of this kinase paralleled or preceded medium alkalization and activation of the defense gene phenylalanine ammonia-lyase (PAL). In addit...

Objective(s):Immunosuppressive property of mesenchymal stem cells (MSCs) has great attraction in regenerative medicine especially when dealing with tissue damage involving immune reactions. The most attractive tissue sources of human MSCs used in clinical applications are bone marrow (BM), adipose tissue (AT), and Wharton's jelly (WJ) of human umbilical cord. The current study has compared immu...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شیخ بهایی - دانشکده زبانهای خارجی 1391

simplification universal as a universal feature of translation means translated texts tend to use simpler language than original texts in the same language and it can be critically investigated through common concepts: type/token ratio, lexical density, and mean sentence length. although steps have been taken to test this hypothesis in various text types in different linguistic communities, in ...

پایان نامه :0 1375

to explore the idea the investingation proposed, aimed at finding whether the performances of the population of iranians students studying english in an efl context are consistent in l1 and l2 writing taks and whether there is a cross-linguistic transfer in this respect. in this regard the subjects were instructed to write four compositions-two in english and two in farsi-which consisted of an ...

Journal: :modares journal of medical sciences: pathobiology 2010
nader vazifeh shiran masoud soleimani yousef mortazavi saeed kaviani hassan aboulghasemi

objective: allogeneic transplantation with umbilical cord blood (ucb) in adult recipients is limited mainly by a low cd34+ cell dose. to overcome this shortcoming, human placenta as a novel source of human mesenchymal progenitor cell (mpc)- unrestricted somatic stem cells (ussc)- was incorporated in an attempt to expand cd34+ cells from ucb. to provide a similar environment in vitro, we coated ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه سمنان - دانشکده مدیریت و اقتصاد 1392

these days, all department stores make an effort to provide their clients with valuable products in order to project the best image for them. as a result, clients’ comprehension risk will decrease and they will be more willing to repurchase. having a good image is really important for the department stores because it makes an impression on clients’ comprehension of both quality and risk. consid...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه اصفهان - دانشکده زبانهای خارجی 1389

abstract the current study sets out 1) to investigate the strategic needs of iranian efl learners in reading literary and non-literary texts; 2) to shed some light on the differences between reading literary and non-literary texts; and 3) to specify the differences in the interaction of participants with texts while reading two literary subgenres ( i.e., short story and literary essays). to ...

Journal: :iranian journal of allergy, asthma and immunology 0
katayoon bidad department of immunology, faculty of medicine, tehran university of medical sciences, tehran, iran eisa salehi department of immunology, faculty of medicine, tehran university of medical sciences, tehran, iran mona oraei department of immunology, faculty of medicine, tehran university of medical sciences, tehran, iran ali-akbar saboor-yaraghi department of nutrition and biochemistry, school of public health, tehran university of medical sciences, tehran, iran mohammad hossein nicknam department of immunology, faculty of medicine, tehran university of medical sciences, tehran, iran and molecular immunology research center, tehran university of medical sciences, tehran, iran

all-trans retinoic acid (atra), as an active metabolite of vitamin a, has been shown to affect immune cells. this study was performed to evaluate the effect of atra on viability, proliferation, activation and lineage-specific transcription factors of cd4+ t cells. cd4+ t cells were  separated  from  heparinized  blood  of  healthy  donors  and  were  cultured  in conditions, some with, some wit...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شاهد - دانشکده هنر 1391

now-a-days graphic design plays a major role in influencing culture, society, business, and customers, in such a way that one could look upon every individual as a potential customer. graphic designers seek to identify customers needs and find an intelligent solution for them. correct identification and understanding of those needs is the first step towards achieving ones goals. marketing knowh...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه اصفهان - دانشکده زبانهای خارجی 1390

the images of muslims in media, literature and politics have been mostly black and white portrayals of a people alien to modernity, civilization, rationality and pluralism. since the end of the cold war and the onset of deadly terrorist attacks in different areas of the world, especially in the united states, these representations show a palpable difference: muslims are represented not only as ...

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