نتایج جستجو برای: fungal dna

تعداد نتایج: 556901  

2010
AMANDA D. ROE ADRIANNE V. RICE SEAN E. BROMILOW JANICE E. K. COOKE

There is strong community-wide interest in applying molecular techniques to fungal species delimitation and identification, but selection of a standardized region or regions of the genome has not been finalized. A single marker, the ribosomal DNA internal transcribed spacer region, has frequently been suggested as the standard for fungi. We used a group of closely related blue stain fungi assoc...

آردی, پگاه, آقا کوچک افشاری, ستاره, حقی آشتیانی, محمدتقی, داسدار, علیرضا, عبدالهی, علیرضا, محمودی, شهرام, هاشمی, سید جمال, پاکزاد, رضا, کمالی سروستانی, زهرا, گرامی شعار, محسن,

Background: Fungi have a worldwide distribution which can cause a broad spectrum of disease ranging from allergic to systemic infections, particularly in immuno-compromised individuals. Fungal spores are an important group of bioaerosols in hospital environment which are an emerging cause of hospital-acquired infection. Nosocomial infections cause significant morbidity and mortality as well as ...

Journal: :Phytopathologia Mediterranea 2022

English walnut (Juglans regia) has become an important crop in Chile, representing 11.5% of the total area fruit trees, surpassed only by grapevine. As Chilean industry rapidly expands, young orchards are at risk from emergence new fungal diseases. Botryosphaeriaceae and Diaporthaceae fungi have been recognized as main causes wood diseases walnut, with symptoms dieback, canker, blight. In winte...

Journal: :Proceedings of the West Virginia Academy of Science 2023

Fungi are ubiquitous and their spores found in the air outside within built environment. We investigated fungal species present a teaching laboratory at Shepherd University. Airborne fungi were captured passively three sites on two different culture media. Viable isolated to pure then identified by DNA barcode using internal transcribed spacer region of ribosomal DNA. Twenty-four isolates order...

2016
Marcia González-Teuber

Fungal endophytes colonize living internal plant tissues without causing any visible symptoms of disease. Endophytic fungi associated with healthy leaves may play an important role in the protection of hosts against herbivores and pathogens. In this study, the diversity of foliar endophytic fungi (FEF) of the southern temperate tree Embothrium coccineum (Proteaceae), as well as their role in pl...

2017
Sofia I F Gomes Vincent S F T Merckx Serguei Saavedra

The vast majority of plants obtain an important proportion of vital resources from soil through mycorrhizal fungi. Generally, this happens in exchange of photosynthetically fixed carbon, but occasionally the interaction is mycoheterotrophic, and plants obtain carbon from mycorrhizal fungi. This process results in an antagonistic interaction between mycoheterotrophic plants and their fungal host...

2013
Andrew F Le Brocque Heidi Case John DW Dearnaley

Infestations by the weedy perennial plant Lantana camara L. (lantana) cause major disruptions to biodiversity; however, the effects of lantana on soil fungal communities are poorly understood, yet may interrupt important mutualisms in natural and semi-natural ecosystems. This research is aimed at understanding the impacts of lantana on the soil fungal community of five sites on contrasting soil...

Journal: :Molecular ecology 2012
Rakel Blaalid Tor Carlsen Surendra Kumar Rune Halvorsen Karl Inne Ugland Giovanni Fontana Håvard Kauserud

We investigated changes in the root-associated fungal communities associated with the ectomycorrhizal herb Bistorta vivipara along a primary succession gradient using 454 amplicon sequencing. Our main objective was to assess the degree of variation in fungal richness and community composition as vegetation cover increases along the chronosequence. Sixty root systems of B. vivipara were sampled ...

2014
Hanna M. Szczepanowska Yulia S. Goreva

Fungal biodeterioration of artworks on paper and historic documents results from complex interactions of heterogenous cellular materials with living systems. The biodeterioration of paper is manifested by prominent staining and structural polymer degradation of paper by fungal enzymatic activities. Pigmentation produced by fungi results from their complex bio-chemical processed within their cel...

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