Results 51 to 60 of about 265,587 (266)

Landscape structure of coastal cliffs of the Black Sea coast of the Caucasus

open access: yesRUDN Journal of Ecology and Life Safety, 2019
This work is devoted to the analysis of the landscape structure of the coastal cliffs of the Black Sea coast of the Caucasus. The paper analyzes the features of vegetation growth and the landscape structure of the cliffs of the Tuaphat massif, proposes ...
Anna M. Aleynikova   +2 more
doaj   +1 more source

Epigenetic blind spots – the role of DNA methylation dynamics in stem cell‐based models of embryogenesis

open access: yesFEBS Letters, EarlyView.
Embryo‐like structures (stembryos) are an innovative tool, but they are hindered by experimental variability and limited developmental potential. DNA methylation is crucial for mammalian development, but its status in stembryo models is poorly characterized.
Sara Canil   +4 more
wiley   +1 more source

Landscape metrics as a tool for evaluation of landscape structure, a case study of Hubenov region, Czech Republic

open access: yesActa Universitatis Agriculturae et Silviculturae Mendelianae Brunensis, 2013
The present paper contains the evaluation of rural landscape development in model territories by means of landscape structure analysis. Based on the computed values of landscape ecology indexes, development and typical and specific features of analysed ...
Dagmar Stejskalová   +3 more
doaj   +1 more source

High-Mountain Landscape Classification to Analyze Patterns of Land Use and Potential Natural Vegetation

open access: yesLand, 2022
In Georgia’s Lesser Caucasus, extremely species rich wooded grasslands are still used as pastures or meadows. These silvopastoral systems are one of the oldest land-use types in Europe, hosting both light-demanding and shade-tolerant species. However, in
Tim Theissen   +2 more
doaj   +1 more source

Microbial diversity in an intensively managed landscape is structured by landscape connectivity [PDF]

open access: yesFEMS Microbiology Ecology, 2017
Intensively managed land increases the rate of nutrient and particle transport within a basin, but the impact of these changes on microbial community assembly patterns at the basin scale is not yet understood. The objective of this study was to investigate how landscape connectivity and dispersal impacts microbial diversity in an agricultural-dominated
James S, Griffin   +12 more
openaire   +2 more sources

Biophysical approaches for studying viral entry

open access: yesFEBS Letters, EarlyView.
Viruses infect all living organisms and have been responsible for major epidemics and pandemics. Their ongoing evolutionary battle with host defenses creates a constant need for improved tools to study viral behavior. Advancing methods to probe viral attachment, fusion, and genome release deepen our understanding of how infections begin and support the
Inbar Yosibash, Raya Sorkin
wiley   +1 more source

Gradient surface metrics of ecosystem structural diversity and their relationship with productivity across macrosystems

open access: yesEcosphere
Structural diversity—the volume and physical arrangement of vegetation within the three‐dimensional (3D) space of ecosystems—is a predictor of ecosystem function that can be measured at large scales with remote sensing. However, the landscape composition
Elizabeth A. LaRue   +6 more
doaj   +1 more source

From mice to humans—divergent strategies for intestinal homeostasis and regeneration

open access: yesFEBS Letters, EarlyView.
Recent advances such as organoid genome editing, xenotransplantation, imaging, and whole‐genome sequencing have enabled direct studies of human intestinal stem cells (ISCs). These studies reveal species‐specific features, including slower ISC proliferation, distinct injury responses, slower somatic mutation accumulation in humans, and an inverse ...
Keiko Ishikawa   +2 more
wiley   +1 more source

Modelling stem cell differentiation related processes—A practical overview for biologists

open access: yesFEBS Letters, EarlyView.
Stem cell differentiation is complex and difficult to control experimentally. This review introduces suitable computational modelling approaches that can support stem cell research, from mechanistic ODE and abstract models to multiscale and deep learning methods.
Ricco Zeegelaar   +4 more
wiley   +1 more source

Reconstructing enzyme evolution by protein engineering

open access: yesFEBS Letters, EarlyView.
Natural enzyme evolution can be retraced by protein engineering methods such as directed evolution, rational design, and ancestral sequence reconstruction. These approaches reveal how enzymes emerged from ligand‐binding scaffolds, developed varying substrate preferences, formed oligomeric complexes, adapted to environmental changes, and evolved novel ...
Lukas Drexler   +2 more
wiley   +1 more source

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