Vertical and horizontal photobiont transmission within populations of a lichen symbiosis

F Dal Grande, I Widmer, HH Wagner… - Molecular …, 2012 - Wiley Online Library
Lichens are widespread symbioses and play important roles in many terrestrial ecosystems.
The genetic structure of lichens is the result of the association between fungal and algal …

Dispersal ecology of the endangered woodland lichen Lobaria pulmonaria in managed hemiboreal forest landscape

I Jüriado, J Liira, D Csencsics, I Widmer, C Adolf… - Biodiversity and …, 2011 - Springer
Abstract Changes in the forest management practices have strongly influenced the
distribution of species inhabiting old-growth forests. The epiphytic woodland lichen Lobaria …

European phylogeography of the epiphytic lichen fungus Lobaria pulmonaria and its green algal symbiont

I Widmer, F Dal Grande, L Excoffier… - Molecular …, 2012 - Wiley Online Library
In lichen symbiosis, fungal and algal partners form close associations, often codispersed by
vegetative propagules. Due to the particular interdependence, processes such as …

Uncovering the genetic basis of adaptive change: on the intersection of landscape genomics and theoretical population genetics

…, S Schoville, K Leempoel, S Stucki, I Widmer… - 2013 - Wiley Online Library
A workshop recently held at the École Polytechnique Fédérale de Lausanne ( EPFL , Switzerland)
was dedicated to understanding the genetic basis of adaptive change, taking stock of …

Hitchhiking with forests: population genetics of the epiphytic lichen Lobaria pulmonaria in primeval and managed forests in southeastern Europe

…, PO Bilovitz, S Werth, I Widmer… - Ecology and …, 2012 - Wiley Online Library
Availability of suitable trees is a primary determinant of range contractions and expansions
of epiphytic species. However, switches between carrier tree species may blur co‐…

Remnants fragments preserve genetic diversity of the old forest lichen Lobaria pulmonaria in a fragmented Mediterranean mountain forest

MG Otálora, I Martínez, R Belinchón, I Widmer… - Biodiversity and …, 2011 - Springer
Fragmentation represents a serious threat to biodiversity worldwide, however its effects on
epiphytic organisms is still poorly understood. We study the effect of habitat fragmentation on …

Highly variable microsatellite markers for the fungal and algal symbionts of the lichen Lobaria pulmonaria and challenges in developing biont-specific molecular …

I Widmer, F Dal Grande, C Cornejo, C Scheidegger - Fungal biology, 2010 - Elsevier
The availability of highly variable markers for the partners of a fungal symbiosis enables the
integrated investigation of ecological and evolutionary processes at the symbiotic level. In …

[HTML][HTML] Persistence of butterfly populations in fragmented habitats along urban density gradients: Motility helps

E Rochat, S Manel, M Deschamps-Cottin, I Widmer… - Heredity, 2017 - nature.com
In a simulation study of genotypes conducted over 100 generations for more than 1600
butterfly’s individuals, we evaluate how the increase of anthropogenic fragmentation and …

Microsatellite markers for Dictyochloropsis reticulata (Trebouxiophyceae), the symbiotic alga of the lichen Lobaria pulmonaria (L.)

F Dal Grande, I Widmer, A Beck, C Scheidegger - Conservation Genetics, 2010 - Springer
We isolated and characterized eight microsatellite markers for Dictyochloropsis reticulata,
the primary photosynthetic partner of the epiphytic lichen Lobaria pulmonaria. These are the …

[HTML][HTML] Simple rules for an efficient use of geographic information systems in molecular ecology

K Leempoel, S Duruz, E Rochat, I Widmer… - Frontiers in Ecology …, 2017 - frontiersin.org
Geographic Information Systems (GIS) are becoming increasingly popular in the context of
molecular ecology and conservation biology thanks to their display options efficiency, …