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2009 NOV 26 ... genes investigated (hlyA, ast, stx1 and stx2) were absent. The combinations of putative virulence genes were: aerA(-)/hlyA(-)/alt(+)/ast(-)/laf(+)/stx1(-)/stx2(-) (82.9%) and ...
2009 NOV 27 ... genes and suggest that horizontal transfer of mobile genetic elements encoding virulence genes occurs frequently."Varshney and colleagues published their study in ...
2009 NOV 26 ... Izumi, Japan report."Inoculation of Fusarium graminearum isolate, causing virulence to detached spikes, enabled evaluation of FHB spread in a shorter period and smaller ...
2009 NOV 29 ... remarked: "The critical roles of reactive oxygen species in fungal development and virulence have been well established over the past half century. However little is known about how ...
2009 NOV 24 ... been built up one locus or operon at a time. However, a given phenotype, such as virulence, is a multilocus phenomenon," scientists writing in the Journal of Bacteriology report. ...
2009 NOV 24 ... part of VirD2 led to lack of transfer of T-DNA but, for the first time, we report that virulence is restored when these truncations are supplemented at the C terminus by a short ...
2009 NOV 24 ... Research findings, 'Cell surface expression of adhesins for fibronectin correlates with virulence in Sporothrix schenckii,' are discussed in a new report. According to recent research ...
2009 NOV 24 ... efficient spreading between polarized epithelial cells requires the secreted Listeria virulence protein InlC (internalin C). We next identify the mammalian adaptor protein Tuba as a ...
2009 NOV 24 ... metabolism in bacteria. In several pathogenic bacteria, Hfq contributes indirectly to virulence by binding to riboregulators that modulate the stability or translation efficiency of ...
2009 NOV 24 ... toward haemocytes using a neutral red uptake assay. demonstrated that QPX produces virulence factors that are cytotoxic to M. mercenaria haemocytes. This cytotoxicity appears to be ...
2009 NOV 24 ... destructive foliar disease of wheat in China. The pathogen populations were analyzed for virulence evolution, complexity, phenotypic dynamics, and diversity on temporal and spatial ...
2009 NOV 24 ... are a group of diarrheagenic Escherichia coli (E. coli) whereby Shiga toxin is the main virulence factor. It is composed of an A subunit, which mediates toxicity, and a B subunit (StxB), ...
2009 NOV 24 ... considerable attention since both of these properties contribute substantially to the virulence of this organism. Frequent or prolonged exposure to acid end products, mainly lactic ...
2009 NOV 24 ... that all these effectors, except AvrXccB, are individually required for full virulence and growth of X. campestris pv. campestris in the host plant Chinese radish." ...
2009 NOV 24 ... : : III mutant suggests that these loci functionally compensate for one another in virulence. This study illustrates the contribution of the QS systems to T6S gene regulation and ...
2009 NOV 24 ... RcsD and the response regulator RcsB, and this signalling pathway has been implicated in virulence and biofilm formation in many enteric bacteria. It was previously shown that a mutation ...
2009 NOV 24 ... arise." "Here, we investigated the effect of LTA, a major cell-wall virulence factor of Gram-positive bacteria, on osteoclast differentiation. Osteoclast precursors ...
2009 NOV 24 ... According to a study from Hat Yai, Thailand, "The virulence factors of Vibrio harveyi, the causative agent of luminous vibriosis, are not completely ...
2009 NOV 24 ... medium. Mutation of the xrvA gene of strain 13751 led to a significant reduction in virulence in the host plant rice, a delayed hypersensitive response in the nonhost castor-oil ...
