Stress in Yeast and Filamentous Fungi by Simon Avery, Malcolm Stratford, Pieter van West

By Simon Avery, Malcolm Stratford, Pieter van West

Yeasts and filamentous fungi have to take care of rigidity, even if starting to be within the laboratory or within the traditional surroundings, even if sufferers or offenders in interactions with different organisms. those concerns are mentioned during this quantity that coveres tension within the huge experience, in the context of mycology. * comprises discussions of the stresses linked to organism-organism interactions and tension less than managed stipulations* Anthropogenic pressure in the direction of fungi within the atmosphere and the affects that such stressors could have on diverse organisms and groups within the wild are defined* includes a breadth of data from the larger photograph of tension results on fungi of their common habitats, to the hot advances in underlying molecular-level realizing

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Extra resources for Stress in Yeast and Filamentous Fungi

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Verticillioides+A. niger, A. flavus, A. ochraceus, P. implicatum F. verticillioides+F. proliferatum (co-culture on maize) F. verticillioides+F. 98 aw Enhanced fumonisin B1 Yates et al. (1999). Marin et al. 98 aw, no effect on zearalenone Inhibition of aflatoxin depending on species Stimulation in some cases in vitro; inhibition of ochratoxin in maize Stimulation of aflatoxin Velluti et al. (2002a) Velluti et al. (2002b) Cuero et al. (1987) Predominantly inhibition of DON Magan et al. (2003) Some species inhibited while others stimulated ochratoxin A (OTA) on wheat grain Cairns et al.

Abrunhosa et al. (2002) found that a range of fungi isolated from grapes could degrade OTA produced by A. carbonarius. Varga et al. (2002) showed that OTA can be degraded by Aspergillus species. Recently, Varga et al. (2005) have also demonstrated the capacity of Rhizopus species to degrade a range of mycotoxins. For example, they could degrade 95% of OTA in 16 days, even on moist wheat. This suggests that depending on the ecological conditions and the strategy for competitive exclusion of competitors, enzyme systems may be activated to enable such degradation pathways to be instituted.

Verrucosum showed that in most cases the presence of other species inhibited DON production but in some cases increased NIV production. , 2002). Although DON is produced in higher concentrations than NIV, the latter is in fact more toxic. Similar results were obtained when some essential oils were examined to control growth and DON/NIV production by F. , 2003). They found that some essential oils could inhibit growth and DON production under some environmental factors. However, there was a switch to NIV and sometimes other trichothecenes.

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