Results 11 to 20 of about 1,556,760 (310)

Determinants of genetic diversity [PDF]

open access: yesNature Reviews Genetics, 2016
Genetic polymorphism varies among species and within genomes, and has important implications for the evolution and conservation of species. The determinants of this variation have been poorly understood, but population genomic data from a wide range of organisms now make it possible to delineate the underlying evolutionary processes, notably how ...
Ellegren, Hans, Galtier, Nicolas
openaire   +5 more sources

Benefits of host genetic diversity for resistance to infection depend on parasite diversity [PDF]

open access: yes, 2010
Host populations with high genetic diversity are predicted to have lower levels of infection prevalence. This theory assumes that host genetic diversity results in variation in susceptibility and that parasites exhibit variation in infectivity. Empirical
Ebert, D., Ganz, H.
core   +1 more source

Environmental factors influence both abundance and genetic diversity in a widespread bird species. [PDF]

open access: yes, 2013
Genetic diversity is one of the key evolutionary variables that correlate with population size, being of critical importance for population viability and the persistence of species. Genetic diversity can also have important ecological consequences within
Boettcher R.   +8 more
core   +3 more sources

Mapping the northernmost transnational non-native population of Xenopus laevis using pooled eDNA sampling [PDF]

open access: yesNeoBiota
Early-detection-rapid response (EDRR) programs are invaluable for managing incipient invasions, but require monitoring strategies that maximize search coverage and minimize costs.
Teun Everts   +6 more
doaj   +3 more sources

Diversity of HLA Class I and Class II blocks and conserved extended haplotypes in Lacandon Mayans. [PDF]

open access: yes, 2020
Here we studied HLA blocks and haplotypes in a group of 218 Lacandon Maya Native American using a high-resolution next generation sequencing (NGS) method.
Aguilar-Vázquez, José Artemio   +23 more
core   +1 more source

Comparative genome analyses suggest a hemibiotrophic lifestyle and virulence differences for the beech bark disease fungal pathogens Neonectria faginata and Neonectria coccinea

open access: yesG3: Genes, Genomes, Genetics, 2021
Neonectria faginataNeonectria coccineaN. faginataN. coccineaN. coccineaN. faginataN. coccineaN. faginataN. coccineaN. faginataN. coccineaN. faginataN.
Catalina Salgado-Salazar   +3 more
doaj   +1 more source

Taxonomy and Identification of Principal Foliar Nematode Species (Aphelenchoides and Litylenchus)

open access: yesPlants, 2020
Nematodes are Earth’s most numerous multicellular animals and include species that feed on bacteria, fungi, plants, insects, and animals. Foliar nematodes are mostly pathogens of ornamental crops in greenhouses, nurseries, forest trees, and field crops ...
Zafar Handoo, Mihail Kantor, Lynn Carta
doaj   +1 more source

Pharmacognostic standardization of Aralia cachemirica: a comparative study

open access: yesFuture Journal of Pharmaceutical Sciences, 2021
Background Aralia cachemirica Decne. is an endemic and an important medicinal plant species of Kashmir Himalaya. Despite having immense medicinal importance, little information is available on the standardization parameters of the species.
Neelofar Majid   +4 more
doaj   +1 more source

Inverse relationship between genetic diversity and epigenetic complexity [PDF]

open access: yes, 2008
Early studies of molecular evolution revealed a correlation between genetic distance and time of species divergence. This observation provoked the molecular clock hypothesis and in turn the ‘Neutral Theory’, which however remains an ...
Shi Huang
core   +3 more sources

First report of barley root-knot nematode, Meloidogyne naasi from turfgrass in Idaho, with multigene molecular characterization

open access: yesJournal of Nematology, 2023
Barley root-knot nematode, Meloidogyne naasi Franklin, 1965, is one of the most important pest nematodes infecting monocots (Franklin, 1965). Two-inch core soil samples collected from a golf course in Ada County, Idaho were submitted for identification ...
Skantar Andrea M.   +3 more
doaj   +1 more source

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