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Survey and analysis of simple sequence repeats in the Laccaria bicolor genome, with development of microsatellite markers  

Energy Technology Data Exchange (ETDEWEB)

It is becoming clear that simple sequence repeats (SSRs) play a significant role in fungal genome organization, and they are a large source of genetic markers for population genetics and meiotic maps. We identified SSRs in the Laccaria bicolor genome by in silico survey and analyzed their distribution in the different genomic regions. We also compared the abundance and distribution of SSRs in L. bicolor with those of the following fungal genomes: Phanerochaete chrysosporium, Coprinopsis cinerea, Ustilago maydis, Cryptococcus neoformans, Aspergillus nidulans, Magnaporthe grisea, Neurospora crassa and Saccharomyces cerevisiae. Using the MISA computer program, we detected 277,062 SSRs in the L. bicolor genome representing 8% of the assembled genomic sequence. Among the analyzed basidiomycetes, L. bicolor exhibited the highest SSR density although no correlation between relative ...

2011-01-01

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Induction of Jasmonate Biosynthesis in Arbuscular Mycorrhizal Barley Roots12  

UK PubMed Central (United Kingdom)

Colonization of barley (Hordeum vulgare cv Salome) roots by an arbuscular mycorrhizal fungus, Glomus intraradices Schenck & Smith, leads to elevated levels...Full Text Available

2002-11-01

4

High genetic variability and low local diversity in a population of arbuscular mycorrhizal fungi  

UK PubMed Central (United Kingdom)

Arbuscular mycorrhizal fungi (AMF) are ecologically important root symbionts of most terrestrial plants. Ecological studies of AMF have concentrated on differences between species; largely assuming...Full Text Available

2004-02-24

5

Detection of an arbuscular mycorrhizal fungus in roots of different plant species with the PCR.  

UK PubMed Central (United Kingdom)

PCR was used with the primer pair VANS1-NS21 to detect the arbuscular mycorrhizal fungus Glomus intraradices (commercial inoculum source) on roots of lettuce, zinnia, leek, pepper, and endive plants....Full Text Available

1995-07-01

6

Analysis of Quantitative Interactions between Two Species of Arbuscular Mycorrhizal Fungi, Glomus mosseae and G. intraradices, by Real-Time PCR  

UK PubMed Central (United Kingdom)

Arbuscular mycorrhizal fungi (AMF) are obligate biotrophs, known to play an important role in ecological processes. Conventional light microscopy is the most common method used to detect their presence...Full Text Available

2006-06-01

7

At the Root of the Wood Wide Web  

UK PubMed Central (United Kingdom)

Arbuscular mycorrhizal (AM) fungi are mutualistic symbionts living in the roots of 80% of land plant species, and developing extensive, below-ground extraradical hyphae fundamental for the uptake of...Full Text Available

2006-01-01

8

Apoplastic invertases  

UK PubMed Central (United Kingdom)

The mutualistic interaction of plants with arbuscular mycorrhizal (AM) fungi is characterized by an exchange of nutrients. The plant provides sugars in the form of hexoses to the heterotrophic fungus...Full Text Available

2008-05-01

9

Western Blot Analysis of Cereal Grain Prolamins Using an Antibody to Carboxyl-Linked Indoleacetic Acid  

UK PubMed Central (United Kingdom)

A monoclonal antibody raised against carboxyl-linked IAA was used in Western blot analysis of storage proteins from kernels of Avena sativa, Pennisetum americanum, Sorghum bicolor,...Full Text Available

1991-08-01

10

Diastatomma bicolor  

Science.gov (United States)

... east Nigeria) and has also been recorded from south west Cameroon. Only two records; that from Angola the locality ... east Nigeria) and has also been recorded from south-west Cameroon. It is inferred tha...

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Suppression of Allene Oxide Cyclase in Hairy Roots of Medicago truncatula Reduces Jasmonate Levels and the Degree of Mycorrhization with Glomus intraradices1[w  

UK PubMed Central (United Kingdom)

During the symbiotic interaction between Medicago truncatula and the arbuscular mycorrhizal (AM) fungus Glomus intraradices, an endogenous increase in jasmonic acid...Full Text Available

2005-11-01

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Field scale evaluation of a hybrid bioremediation and phytoremediation process for the treatment of hydrocarbon contaminated soil (BIOPHYTO")"  

Environmental Research Database

DescriptionThis project aims to develop a hybrid bioremediation/phytoremediation process for sustainable in- situ treatment of hydrocarbon contaminated soils, centred on 3 tenets: 1) Application of wood-chip derived compost enriched with white rot fungi for primary bioremediation; 2) Growth of pre-selected plant species for secondary phytoremediation; 3) Use of stress- adapted mycorrhizal fungi to maximise plant performance. A multidisciplinary approach is essential to optimise bioremediation for the trea [continued...

2008-01-14

13

A habitat template approach to green building surfaces  

Energy Technology Data Exchange (ETDEWEB)

The use of entire plant communities of native species is gaining interest in the green roof industry. Plant communities must be matched with environmental conditions that mimic conditions in their original habitats. Urban built environments do not differ significantly from the rocky outcrops with poor, shallow soil that many plants colonize. This paper provided details of an experiment investigating the impact of plant community structure and species diversity on living roof performance. The aim of the experiment was to determine the impact of species diversity on precipitation interception, nutrient retention, temporal biomass constancy and roof temperature constancy. The diversity treatment included separate monocultures of 8 species in the community, randomly determined mixtures of 4 species, and a mixture of all 8. Functional groups included mosses, liverworts, colonial algae and a mycorrhizal inoculum. In a second experiment, between 1 and 4 of the functional ...

2005-07-01

14

Physiological responses of Pinus sylvestris to changing carbon dioxide and ozone concentrations  

Energy Technology Data Exchange (ETDEWEB)

The objective of this research is to study the effects of elevated ozone, carbon dioxide and their combination on ultrastructural, physiological and biochemical responses of Scots pine needles and how these effects are reflected to photosynthesis, carbohydrate and nutrient allocation and finally to shoot and root growth of trees. In addition the interactions of the studied trees and mycorrhizal fungi as well as insect herbivores are studied. The exposures have been running only for two growing periods and it seems necessary to continue the experiment over the third growing season in 1996. Since the analyses are partially incomplete, only preliminary conclusions are possible at the moment. The slightly increased shoot growth and needle width and increased amount of starch in chloroplasts point to the slight stimulating effect of elevated CO{sub 2} among the chamber treatments. Altogether the growth of the seedlings was best in the chamberless treatment indicating a ...

1996-12-31