Marjo Helander

Environmental conditions and host genotype direct genetic diversity of Venturia ditricha, a fungal endophyte of birch trees.

Are endophyte-mediated effects on herbivores conditional on soil nutrients?

Endophytic fungus decreases plant virus infections in meadow ryegrass (Lolium pratense).

Fungal-mediated multitrophic interactions--do grass endophytes in diet protect voles from predators?

Genetic compatibility determines endophyte-grass combinations.

Glyphosate in northern ecosystems.

Phenolic compounds of the inner bark of Betula pendula: seasonal and genetic variation and induction by wounding.

Resistance to Dutch elm disease reduces presence of xylem endophytic fungi in Elms (Ulmus spp.).

Epichloë endophytes alter inducible indirect defences in host grasses.

Silicon, endophytes and secondary metabolites as grass defenses against mammalian herbivores.

Development and characterization of nuclear microsatellite markers in the endophytic fungus Epichloë festucae (Clavicipitaceae).

Development and characterization of chloroplast microsatellite markers in a fine-leaved fescue, Festuca rubra (Poaceae).

Endophytic Epichloë species and their grass hosts: from evolution to applications.

Alkaloid Quantities in Endophyte-Infected Tall Fescue are Affected by the Plant-Fungus Combination and Environment.

Epichloë grass endophytes in sustainable agriculture.

Performance of Endophyte Infected Tall Fescue in Europe and North America.

Geographic Variation in Festuca rubra L. Ploidy Levels and Systemic Fungal Endophyte Frequencies.

Birch family and environmental conditions affect endophytic fungi in leaves.

Glyphosate decreases mycorrhizal colonization and affects plant-soil feedback.

Effects of a glyphosate-based herbicide on survival and oxidative status of a non-target herbivore, the Colorado potato beetle (Leptinotarsa decemlineata).

Heritable Epichloë symbiosis shapes fungal but not bacterial communities of plant leaves.

Postglacial colonization history reflects in the genetic structure of natural populations of in Europe.

Local adaptation in natural European host grass populations with asymmetric symbiosis.

Effects of a glyphosate-based herbicide on soil animal trophic groups and associated ecosystem functioning in a northern agricultural field.

Glyphosate residues in soil affect crop plant germination and growth.

Glyphosate-based herbicide affects the composition of microbes associated with Colorado potato beetle (Leptinotarsa decemlineata).

Effects of parental exposure to glyphosate-based herbicides on embryonic development and oxidative status: a long-term experiment in a bird model.

Glyphosate-based herbicide has soil-mediated effects on potato glycoalkaloids and oxidative status of a potato pest.

Insect oviposition preference between -symbiotic and -free grasses does not necessarily reflect larval performance.

Glyphosate-based herbicides influence antioxidants, reproductive hormones and gut microbiome but not reproduction: A long-term experiment in an avian model.

Risk in the circular food economy: Glyphosate-based herbicide residues in manure fertilizers decrease crop yield.

Classification of the glyphosate target enzyme (5-enolpyruvylshikimate-3-phosphate synthase) for assessing sensitivity of organisms to the herbicide.

Glyphosate-Modulated Biosynthesis Driving Plant Defense and Species Interactions.

Adaptation of bacteria to glyphosate: a microevolutionary perspective of the enzyme 5-enolpyruvylshikimate-3-phosphate synthase.

Dark septate endophytes: mutualism from by-products?

Genetic Diversity of the Symbiotic Fungus in Naturally Occurring Host Grass Populations.