نتایج جستجو برای: fungal morphology

تعداد نتایج: 197930  

2007
Kye-Seung Jang Yeo-Hong Yun Hun-Dal Yoo Seong Hwan Kim

Pet dogs have been considered to be involved in the contamination of indoor air by serving as a source of providing molds at houses. Currently, information on the molds originated from pet dogs is rarely available in Korea. The present study was carried out to obtain basic information on the fungi present on pet dogs. For this, fungal isolation was performed to the skin and hairs of 70 pet dogs...

Journal: :Philosophical transactions of the Royal Society of London. Series B, Biological sciences 2006
John W Taylor Elizabeth Turner Jeffrey P Townsend Jeremy R Dettman David Jacobson

The claim that eukaryotic micro-organisms have global geographic ranges, constituting a significant departure from the situation with macro-organisms, has been supported by studies of morphological species from protistan kingdoms. Here, we examine this claim by reviewing examples from another kingdom of eukaryotic microbes, the Fungi. We show that inferred geographic range of a fungal species d...

Journal: :Tree physiology 2010
Lidia K Trocha Joanna Mucha David M Eissenstat Peter B Reich Jacek Oleksyn

Fine roots play a significant role in plant and ecosystem respiration (RS); therefore, understanding factors controlling that process is important both to advancing understanding and potentially in modelling carbon (C) budgets. However, very little is known about the extent to which ectomycorrhizal (ECM) identity may influence RS or the underlying chemistry that may determine those rates. In or...

Journal: :Revue scientifique et technique 2015
P V Tresamol M R Saseendranath H Subramanian U N Pillai M Mini S Ajithkumar

This study was conducted to identify the aetiological agents associated with a particular type of lower leg dermatitis, locally called pododermatitis, among dairy cattle in Kerala. Skin scabs and scrapings were collected aseptically from 82 naturally occurring cases of lower leg dermatitis in cattle and were subjected to direct microscopical examination and bacterial and fungal culture. Microsc...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 2010
Xiao Yu Bo Li Yanping Fu Daohong Jiang Said A Ghabrial Guoqing Li Youliang Peng Jiatao Xie Jiasen Cheng Junbin Huang Xianhong Yi

Mycoviruses are viruses that infect fungi and have the potential to control fungal diseases of crops when associated with hypovirulence. Typically, mycoviruses have double-stranded (ds) or single-stranded (ss) RNA genomes. No mycoviruses with DNA genomes have previously been reported. Here, we describe a hypovirulence-associated circular ssDNA mycovirus from the plant pathogenic fungus Scleroti...

2015
German Zafra Angel E. Absalón Diana V. Cortés-Espinosa

In this study, we evaluated the effect of low and high molecular weight polycyclic aromatic hydrocarbons (PAHs), i.e., Phenanthrene, Pyrene and Benzo[a]pyrene, on the radial growth and morphology of the PAH-degrading fungal strains Aspergillus nomius H7 and Trichoderma asperellum H15. The presence of PAHs in solid medium produced significant detrimental effects on the radial growth of A. nomius...

Journal: :Clinical microbiology reviews 2011
Jeannette Guarner Mary E Brandt

Fungal infections are becoming more frequent because of expansion of at-risk populations and the use of treatment modalities that permit longer survival of these patients. Because histopathologic examination of tissues detects fungal invasion of tissues and vessels as well as the host reaction to the fungus, it is and will remain an important tool to define the diagnostic significance of positi...

2017
Jeffrey Sosa-Calvo Ana Ješovnik Heraldo L Vasconcelos Mauricio Bacci Ted R Schultz

We report the rediscovery of the exceedingly rarely collected and enigmatic fungus-farming ant species Mycetosoritis asper. Since the description of the type specimen in 1887, only four additional specimens are known to have been added to the world's insect collections. Its biology is entirely unknown and its phylogenetic position within the fungus-farming ants has remained puzzling due to its ...

Journal: :Current Biology 2005
Torsten Klengel Wei-Jun Liang James Chaloupka Claudia Ruoff Klaus Schröppel Julian R. Naglik Sabine E. Eckert Estelle Gewiss Mogensen Ken Haynes Mick F. Tuite Lonny R. Levin Jochen Buck Fritz A. Mühlschlegel

The ascomycete Candida albicans is the most common fungal pathogen in immunocompromised patients . Its ability to change morphology, from yeast to filamentous forms, in response to host environmental cues is important for virulence . Filamentation is mediated by second messengers such as cyclic adenosine 3',5'-monophosphate (cAMP) synthesized by adenylyl cyclase . The distantly related basidiom...

2014
Nathalie Uwamahoro Jiyoti Verma-Gaur Hsin-Hui Shen Yue Qu Rowena Lewis Jingxiong Lu Keith Bambery Seth L. Masters James E. Vince Thomas Naderer Ana Traven

The fungal pathogen Candida albicans causes macrophage death and escapes, but the molecular mechanisms remained unknown. Here we used live-cell imaging to monitor the interaction of C. albicans with macrophages and show that C. albicans kills macrophages in two temporally and mechanistically distinct phases. Early upon phagocytosis, C. albicans triggers pyroptosis, a proinflammatory macrophage ...

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