نتایج جستجو برای: diffusion test electron microscopy of infected plants sap revealed filamentous particles measured roughly 720

تعداد نتایج: 21316350  

Journal: :Journal of Materials in Civil Engineering 2022

This paper presents the results of experimental and analytical studies mechanical thermal properties laterite composites mixed with reprocessed low-density polyethylene waste (LDPE), calcium phosphate (CaP) phosphogypsum wastes, biochar to form brick composites. Bricks mixtures 20% by volume LDPE, 15% CaP, gypsum were shown have excellent compressive strength, flexural fracture toughness. The 1...

Afsaneh Nouri Maryam Mazloumi Mohammad Ghorbanpour, Samaneh lotfiman

The aim of this study was to synthesize Ag-nanoclay composite by solid ion exchange, then characterize, and evaluate the antibacterial activity. This newly introduced ion exchange is a simple and low cost technique, which provides a quicker method. Without chemical treatment, nanoclay was subjected to an ion exchange process in media containing molten salt of silver at 300 and 400 °C and at dif...

Journal: :The Journal of general virology 2014
E Venter C F van der Merwe A V Buys H Huismans V van Staden

African horse sickness virus (AHSV) is an arbovirus capable of successfully replicating in both its mammalian host and insect vector. Where mammalian cells show a severe cytopathic effect (CPE) following AHSV infection, insect cells display no CPE. These differences in cell death could be linked to the method of viral release, i.e. lytic or non-lytic, that predominates in a specific cell type. ...

Arash Yazdani, Hossein Aghajani, Mansour Soltanieh,

Abstract: In this research plasma nitriding of pure aluminium and effect of iron elemental alloy on the formation and growth of aluminium nitride was investigated. Also corrosion properties of formed AlN were investigated. After preparation, the samples were plasma nitrided at 550oC, for 6, 9 and 12 h and a gas mixture of 25%H2-75%N2. The microstructure and phases analysis were investigated usi...

Journal: :چغندرقند 0
سعید دارابی مربی پژوهشی مرکز تحقیقات کشاورزی و منابع طبیعی فارس

beet necrotic yellow vein virus (bnyvv) is the causal agent of sugar beet rhizomania, disease .  in the present study which was conducted in 2005 in shiraz, iran, serological methods (including elisa) were used for detection of disease and screening of disease tolerant germplasm in sugar beet breeding programs. for doing this, iranian isolate of bnyvv was purified and a specific antiserum was p...

Journal: :Journal of virology 2004
Bradley I Hillman S Supyani Hideki Kondo Nobuhiro Suzuki

RNA viruses of filamentous fungi fall into two broad categories, those that contain double-stranded RNA (dsRNA) genomes in rigid particles and those that are more closely related to positive-sense, single-stranded RNA viruses with dsRNA replicative intermediates found within lipid vesicles. Effective infectivity systems have been described for the latter, using RNA transcripts, but not for the ...

Journal: :Journal of virology 2003
Andrea Meiser Carmen Sancho Jacomine Krijnse Locker

In HeLa cells the assembly of modified vaccinia virus Ankara (MVA), an attenuated vaccinia virus (VV) strain, is blocked. No intracellular mature viruses (IMVs) are made and instead, immature viruses accumulate, some of which undergo condensation and are released from the cell. The condensed particles may undergo wrapping by membranes of the trans-Golgi network and fusion with the plasma membra...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد تهران مرکزی - دانشکده زبانهای خارجی 1391

the ability of composing a coherent and extended piece of writing in second language is considered as a fundamental factor to convey information and ideas of learners through the academic issues. although learners may achieve a perfect academic writing skill through assigning the l2 tasks in content based instruction, but demonstration of their abilities may be related to their ability in l1 es...

In this study, we explored the pathogenic effects of white spot syndrome virus (WSSV) and effects of yeast cell wall in the red claw crayfish, Cherax quadricarinatus, by investigating the activity of enzymes related to innate immune function following artificial infection of immunized and non-immunized crayfish. Our results reveal that the activity of four enzymes, phenoloxidase (PO), peroxidas...

D.L Wang, J.H Ni, M.M Zhang, Q.Q Tong, S.L Xu, X Cao, Y.L Zhao,

In this study, we explored the pathogenic effects of white spot syndrome virus (WSSV) and effects of yeast cell wall in the red claw crayfish, Cherax quadricarinatus, by investigating the activity of enzymes related to innate immune function following artificial infection of immunized and non-immunized crayfish. Our results reveal that the activity of four enzymes, phenoloxidase (PO), peroxidas...

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