Search
Skip to Search Results- 10Hamelin, Richard C.
- 7Breuil, Colette
- 6Bohlmann, Jörg
- 4DiGuistini, Scott
- 4Docking, Roderick T.
- 4Feau, Nicolas
-
Fine-scale genetic diversity and relatedness in fungi associated with the mountain pine beetle
Download2019-01-01
Tsui, Clement K. M., Beauseigle, Stephanie, Ojeda Alayon, Dario I., Rice, Adrianne V., Cooke, Janice E. K., Sperling, Felix A. H., Roe, Amanda D., Hamelin, Richard C.
The mountain pine beetle (MPB; Dendroctonus ponderosae Hopkins, 1902) forms beneficial symbiotic associations with fungi. Here we explored the fine-scale spatial genetic structure of three of those fungi using single nucleotide polymorphism. We found that single mated pairs of beetles carry not...
-
Genetic and genomic evidence of niche partitioning and adaptive radiation in mountain pine beetle fungal symbionts
Download2017-01-01
Ojeda Alayon, Dario I., Tsui, Clement K.M., Feau, Nicolas, Capron, Arnaud, Dhillon, Braham, Zhang, Yiyuan, Massoumi Alamouti, Sepideh, Boon, Celia K., Carroll, Allan L., Cooke, Janice E.K., Roe, Amanda D., Sperling, Felix A.H., Hamelin, Richard C.
Bark beetles form multipartite symbiotic associations with blue stain fungi (Ophiostomatales, Ascomycota). These symbionts play an important role during the beetle’s life cycle by providing nutritional supplementation, overcoming tree defenses and modifying host tissues to favor...
-
2014-01-01
Alamouti, Sepideh Massoumi, Haridas, Sajeet, Feau, Nicolas, Robertson, Gordon, Bohlmann, Jorg, Breuil, Colette
Studies on beetle/tree fungal symbionts typically characterize the ecological and geographic distributions of the fungal populations. There is limited understanding of the genome-wide evolutionary processes that act within and between species as such fungi adapt to different environments, leading...
-
The contribution of genetics and genomics to understanding the ecology of the mountain pine beetle system
Download2019-01-01
Cullingham, Catherine I., Janes, Jasmine K., Hamelin, Richard C., James, Patrick M.A., Murray, Brent W., Sperling, Felix A.H.
Environmental change is altering forest insect dynamics worldwide. As these systems change, they pose significant ecological, social, and economic risk through, for example, the loss of valuable habitat, green space, and timber. Our understanding of such systems is often limited by the complexity...
-
De novo genome sequence assembly of a filamentous fungus using Sanger, 454 and Illumina sequence data
Download2009-01-01
Docking, Roderick T., Mardis, Elaine, Hamelin, Richard C., Jones, Steven J. M., Marra, Marco A., Seidel, Michael, Chan, Simon K., Breuil, Colette, Liao, Nancy Y., Birol, Inanc, Robertson, Gordon, Holt, Robert A., Platt, Darren, Bohlmann, Jörg, DiGuistini, Scott, Hirst, Martin
Sequencing-by-synthesis technologies can reduce the cost of generating de novo genome assemblies. We report a method for assembling draft genome sequences of eukaryotic organisms that integrates sequence information from different sources, and demonstrate its effectiveness by assembling an...
-
Draft genome of the mountain pine beetle, Dendroctonus ponderosae Hopkins, a major forest pest
Download2013-01-01
Chan, Simon K., Henderson, Hannah, Sperling, Felix A. H., Docking, Roderick T., Palmquist, Diana L., Nguyen, Anh, Zhao, Yongjun, Birol, Inanc, Pandoh, Pawan, Li, Maria, Taylor, Greg A., Liao, Nancy Y., Moore, Richard, Bohlmann, Joerg, Janes, Jasmine K., Jackman, Shaun D., Yuen, Macaire M. S., Huber, Dezene P. W., Jones, Steven J. M., Keeling, Christopher I.
Background The mountain pine beetle, Dendroctonus ponderosae Hopkins, is the most serious insect pest of western North American pine forests. A recent outbreak destroyed more than 15 million hectares of pine forests, with major environmental effects on forest health, and economic effects on the...
-
Spatial genetic structure of a symbiotic beetle-fungal system: Toward multi-taxa integrated landscape genetics
Download2011-01-01
Sperling, Felix A. H., Hamelin, Richard C., Murray, Brent W., James, Patrick M. A., Coltman, Dave W.
Spatial patterns of genetic variation in interacting species can identify shared features that are important to gene flow and can elucidate co-evolutionary relationships. We assessed concordance in spatial genetic variation between the mountain pine beetle (Dendroctonus ponderosae) and one of its...
-
Target-specific PCR primers can detect and differentiate ophiostomatoid fungi from microbial communities associated with the mountain pine beetle Dendroctonus ponderosae.
Download2010-01-01
Khadempour, Lily, Alamouti, Sepideh Massoumi, Hamelin, Richard, Bohlmann, Jörg, Breuil, Colette
The aim of this study was to develop DNA probes that could identify the major fungal species associated with mountain pine beetles (MPB). The beetles are closely associated with fungal species that include ophiostomatoid fungi that can be difficult to differentiate morphologically. The most...
-
Single-nucleotide polymorphism discovery in Leptographium longiclavatum, a mountain pine beetle-associated symbiotic fungus, using whole-genome resequencing
Download2014-01-01
Ojeda, Dario I., Dhillon, Braham, Tsui, Clement K. M., Hamelin, Richard C.
Single-nucleotide polymorphisms (SNPs) are rapidly becoming the standard markers in population genomics studies; however, their use in nonmodel organisms is limited due to the lack of cost-effective approaches to uncover genome-wide variation, and the large number of individuals needed in the...
-
Transcriptome resources and functional characterization of monoterpene synthases for two host species of the mountain pine beetle, lodgepole pine (Pinus contorta) and jack pine (Pinus banksiana)
Download2013-01-01
Hall, Dawn E., Arango-Velez, Adriana, Dullat, Harpreet K., Keeling, Christopher I., Breuil, Colette, Liao, Nancy Y., Henderson, Hannah, Bohlmann, Jörg, Cooke, Janice E. K., Quesada, Alfonso L., Jones, Steven J. M., Chan, Simon K., Jancsik, Sharon, Docking, Roderick T., Li, Maria, Yuen, Macaire M. S.
Background The mountain pine beetle (MPB, Dendroctonus ponderosae) epidemic has affected lodgepole pine (Pinus contorta) across an area of more than 18 million hectares of pine forests in western Canada, and is a threat to the boreal jack pine (Pinus banksiana) forest. Defence of pines against...