Results 11 to 20 of about 32,029 (237)

A Comparative Analysis of Ash Leaf-Colonizing Bacterial Communities Identifies Putative Antagonists of Hymenoscyphus fraxineus

open access: yesFrontiers in Microbiology, 2020
In the last few years, the alarming spread of Hymenoscyphus fraxineus, the causal agent of ash dieback, has resulted in a substantial threat to native ash stands in central and northern Europe.
Kristina Ulrich   +4 more
doaj   +1 more source

Genome-wide investigation and expression profiling of polyphenol oxidase (PPO) family genes uncover likely functions in organ development and stress responses in Populus trichocarpa

open access: yesBMC Genomics, 2021
Background Trees such as Populus are planted extensively for reforestation and afforestation. However, their successful establishment greatly depends upon ambient environmental conditions and their relative resistance to abiotic and biotic stresses ...
Fang He   +10 more
doaj   +1 more source

Multilocus Sequence Analysis of Selected Housekeeping- and Pathogenicity-Related Genes in Venturia inaequalis

open access: yesPathogens, 2021
The relationship between housekeeping and pathogenicity-related genes and virulence or avirulence towards the primary Malus resistance genes (R) has not been previously studied for Venturia inaequalis fungus, the causal agent of apple scab. In this study,
Monika Michalecka, Joanna Puławska
doaj   +1 more source

Genome-wide analysis of the Catalpa bungei caffeic acid O-methyltransferase (COMT) gene family: identification and expression profiles in normal, tension, and opposite wood [PDF]

open access: yesPeerJ, 2019
Caffeic acid O-methyltransferase (COMT) is an important protein that participates in lignin synthesis and is associated with the ratio of G-/S-type lignin in plants.
Nan Lu   +10 more
doaj   +2 more sources

Evolutionary relationships and population genetics of the Afrotropical leaf-nosed bats (Chiroptera, Hipposideridae) [PDF]

open access: yesZooKeys, 2020
The Old World leaf-nosed bats (Hipposideridae) are aerial and gleaning insectivores that occur throughout the Paleotropics. Both their taxonomic and phylogenetic histories are confused.
Bruce D. Patterson   +6 more
doaj   +3 more sources

The automorphism tower of groups acting on rooted trees [PDF]

open access: yesTransactions of the American Mathematical Society, 2005
Minor ...
Bartholdi, Laurent, Sidki, Said N.
openaire   +4 more sources

Identification of C3H2C3-type RING E3 ubiquitin ligase in grapevine and characterization of drought resistance function of VyRCHC114

open access: yesBMC Plant Biology, 2021
Background RING is one of the largest E3 ubiquitin ligase families and C3H2C3 type is the largest subfamily of RING, which plays an important role in plant growth and development, and growth and responses to biotic and abiotic stresses.
Yihe Yu   +8 more
doaj   +1 more source

Completely metrisable groups acting on trees [PDF]

open access: yesThe Journal of Symbolic Logic, 2011
AbstractWe consider actions of completely metrisable groups on simplicial trees in the context of the Bass–Serre theory. Our main result characterises continuity of the amplitude function corresponding to a given action. Under fairly mild conditions on a completely metrisable groupG, namely, that the set of elements generating a non-discrete or finite ...
openaire   +4 more sources

Beauville Structures for Quotients of Generalised GGS-groups [PDF]

open access: yesAdvances in Group Theory and Applications
A finite group with a Beauville structure gives rise to a certain compact complex surface called a Beauville surface. Gül and Uria-Albizuri showed that quotients of the periodic Grigorchuk-Gupta-Sidki (GGS-)groups that act on the p-adic tree, for p an ...
Elena Di Domenico   +2 more
doaj   +1 more source

Tracking Seed Fates of Tropical Tree Species: Evidence for Seed Caching in a Tropical Forest in North-East India. [PDF]

open access: yesPLoS ONE, 2015
Rodents affect the post-dispersal fate of seeds by acting either as on-site seed predators or as secondary dispersers when they scatter-hoard seeds. The tropical forests of north-east India harbour a high diversity of little-studied terrestrial murid and
Swati Sidhu, Aparajita Datta
doaj   +1 more source

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