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Showing 52051 to 52100 of 59105 works
CO2 emissions in German, Swedish and Colombian manufacturing industries
This study evaluates and compares the trends in CO2 emissions for the manufacturing industries of three countries: two developed countries (Germany and Sweden) that have applied s…
Environmental DNA metabarcoding is a promising method for assaying fish diversity in cenotes of the Yucatán Peninsula,…
The karst aquifer of the Yucatán Peninsula (YP) in southeastern Mexico is a unique ecosystem in which water-filled sinkholes, locally known as cenotes, connect subterranean waters…
National eDNA-based monitoring of Batrachochytrium dendrobatidis and amphibian species in Norway
Freshwaters represent the most threatened environments with regard to biodiversity loss and, therefore, there is a need for national monitoring programs to effectively document sp…
Zeitschrift für Geophysik, 28 / 6
Closs, H. and Morelli, C. : Seismic Experiments in the Dolomites (Lago Lagorai) to investigate the Earth’s Crust in the Eastern Alpine Area . . . 249 ; Müller, St, Stein, A. and…
Assessing the lysis of diverse pollen from bulk environmental samples for DNA metabarcoding
Pollen is ubiquitous year-round in bulk environmental samples and can provide useful information on previous and current plant communities. Characterization of pollen has traditio…
Towards quantitative metabarcoding of eukaryotic plankton: an approach to improve 18S rRNA gene copy number bias
Plankton metabarcoding is increasingly implemented in marine ecosystem assessments and is more cost-efficient and less time-consuming than monitoring based on microscopy (morpholo…
Predictions of the geomagnetic secular variation based on the ensemble sequential assimilation of geomagnetic field mod…
The IGRF offers an important incentive for testing algorithms predicting the Earth’s magnetic field changes, known as secular variation (SV), in a 5-year range. Here, we present a…
Introducing guidelines for publishing DNA-derived occurrence data through biodiversity data platforms
DNA sequencing efforts of environmental and other biological samples disclose unprecedented and largely untapped opportunities for advances in the taxonomy, ecology, and geographi…
The potential of metabarcoding plant components of Malaise trap samples to enhance knowledge of plant-insect interacti…
The worldwide rapid declines in insect and plant abundance and diversity that have occurred in the past decades have gained public attention and demand for political actions to co…
A strategy for successful integration of DNA-based methods in aquatic monitoring
Recent advances in molecular biomonitoring open new horizons for aquatic ecosystem assessment. Rapid and cost-effective methods based on organismal DNA or environmental DNA (eDNA)…
25 Jahre Niedersächsisches Moorschutzprogramm
Abstract: Mire conservation goes back over 100 years in Germany and Lower Saxony. The initial focus was on the cultivation and use of peatlands. It took another 80 years for the…
Evaluation of non-destructive DNA extraction protocols for insect metabarcoding: gentler and shorter is better
DNA metabarcoding can accelerate research on insect diversity, as it is cheap and fast compared to manual sorting and identification. Most metabarcoding protocols require homogeni…
Environmental DNA (eDNA) metabarcoding surveys show evidence of non-indigenous freshwater species invasion to new part…
Active environmental DNA (eDNA) surveillance through species-specific amplification has shown increased sensitivity in the detection of non-indigenous species (NIS) compared to tr…
Lattice preferred orientation as an indicator of a complex deformation history of rocks
The deconvolution of the deformation history of rocks is one of the main goals of texture analysis in geology. The frequent observation that the macroscopic structures are oblique…
The use of citizen science in fish eDNA metabarcoding for evaluating regional biodiversity in a coastal marine region:…
To test the feasibility of a citizen science program for fish eDNA metabarcoding in coastal marine environments, we recruited six groups of voluntary citizens for a science educat…
A triad of kicknet sampling, eDNA metabarcoding, and predictive modeling to assess richness of mayflies, stoneflies an…
Monitoring biodiversity is essential to understand the impacts of human activities and for effective management of ecosystems. Thereby, biodiversity can be assessed through direct…
Über Umfang und Stellung des Rhaet
The duration and position of the Rhaetian Stage are di scussed. With the recognition of Rhabdoceras suessi - up to now the index species of the Upper Norian (Sevatian) - in one o…
A two-step metagenomics approach for the identification and mitochondrial DNA contig assembly of vertebrate prey from …
The feeding behaviour of the sanguivorous common vampire bat (Desmodus rotundus) facilitates the transmission of pathogens that can impact both human and animal health. To formula…
Comparing PCR-generated artifacts of different polymerases for improved accuracy of DNA metabarcoding
Accuracy of PCR amplification is vital for obtaining reliable amplicon-sequencing results by metabarcoding. Here, we performed a comparative analysis of error profiles in the PCR …
[Neue Nr. 5216] Ober-Scheld [Oberscheld] / Geologische Karte
Geologische Karte 1: 25 000 mit Erläuterungen. Digitalisat des FID GEO (Fachinformationsdienst Geowissenschaften der festen Erde), erstellt durch das GDZ (Göttinger Digitalisierun…
Development and evaluation of PCR primers for environmental DNA (eDNA) metabarcoding of Amphibia
Biodiversity monitoring is important for the conservation of natural ecosystems in general, but particularly for amphibians, whose populations are pronouncedly declining. However,…
Towards harmonization of DNA metabarcoding for monitoring marine macrobenthos: the effect of technical replicates and p…
DNA-based monitoring methods are potentially faster and cheaper compared to traditional morphological benthic identification. DNA metabarcoding involves various methodological cho…
Revision and annotation of DNA barcode records for marine invertebrates: report of the 8th iBOL conference hackathon
The accuracy of specimen identification through DNA barcoding and metabarcoding relies on reference libraries containing records with reliable taxonomy and sequence quality. The c…
Phytool, a ShinyApp to homogenise taxonomy of freshwater microalgae from DNA barcodes and microscopic observations
Methods for biomonitoring of freshwater phytoplankton are evolving rapidly with eDNA-based methods, offering great complementarity with microscopy. Metabarcoding approaches have b…
Ehrung für den Mitbegründer der Königlich Preußischen Geologischen Landesanstalt
[...] Der Bericht dokumentiert die Feierlichkeiten anlässlich des 175. Geburtstages von Heinrich Lambert Wilhelm Hauchecorne, dem ersten Direktor der 1873 gegründeten Königlich Pr…
The Dark mAtteR iNvestigator (DARN) tool: getting to know the known unknowns in COI amplicon data
The mitochondrial cytochrome C oxidase subunit I gene (COI) is commonly used in environmental DNA (eDNA) metabarcoding studies, especially for assessing metazoan diversity. Yet, a…
Plankton biodiversity and species co-occurrence based on environmental DNA – a multiple marker study
Metabarcoding in combination with high-throughput sequencing (HTS) allows simultaneous detection of multiple taxa by targeting single or several taxonomically informative gene reg…
Bergordnung Rattenberg 1463
Bergordnung für Rattenberg vom 25. Juli 1463. Nachdem Herzog Ludwig IX. von Bayern-Landshut am 31. Juli 1447 und am 26. Dezember 1459, zwei Bergfreiheiten für Rattenberg erlassen …
Internal transcribed spacer primer evaluation for vascular plant metabarcoding
The unprecedented ongoing biodiversity decline necessitates scalable means of monitoring in order to fully understand the underlying causes. DNA metabarcoding has the potential to…
Ciliate SSU-rDNA reference alignments and trees for phylogenetic placements of metabarcoding data
Although ciliates are one of the most dominant microbial eukaryotic groups in many environments, there is a lack of updated global ciliate alignments and reference trees that can …
How can integrated morphotaxonomy- and metabarcoding-based diatom assemblage analyses best contribute to the ecological…
Environmental conditions, such as nutrient concentrations, salinity, elevation etc., shape diatom assemblages of periphytic biofilms. These assemblages respond rapidly to environm…
The power of metabarcoding: Can we improve bioassessment and biodiversity surveys of stream macroinvertebrate communiti…
Most stream bioassessment and biodiversity surveys are currently based on morphological identification of communities. However, DNA metabarcoding is emerging as a fast and cost-ef…
The Response in Air Quality to the Reduction of Chinese Economic Activities During the COVID-19 Outbreak
During the COVID-19 outbreak that took place in early 2020, the economic activities in China were drastically reduced and accompanied by a strong reduction in the emission of prim…
Evaluating the performance of DNA metabarcoding for assessment of zooplankton communities in Western Lake Superior usin…
For DNA metabarcoding to attain its potential as a community assessment tool, we need to better understand its performance versus traditional morphological identification and work…
Wet grinding of invertebrate bulk samples – a scalable and cost-efficient protocol for metabarcoding and metagenomics
Most metabarcoding protocols for invertebrate bulk samples start with sample homogenisation, followed by DNA extraction, amplification of a specific marker region, and sequencing.…
Zur Gliederung und Ansprache mitteleuropäischer Torfe (Vorschläge für die 4. Auflage der Bodenkundlichen Kartieranleitun…
Für den Abschnitt "Torfe" der Bodenkundlichen Kartieranleitung, deren 4. Auflage zur Zeit vorbereitet wird, wurde ein neuer Textvorschlag erarbeitet, der hiermit vorgelegt wird. B…
Effects of Malaise trap spacing on species richness and composition of terrestrial arthropod bulk samples
The Malaise trap is a popular device for assessing diverse terrestrial arthropod communities because it collects large samples with modest effort. A number of factors influence it…
Metabarcoding of environmental samples suggest wide distribution of eelgrass (Zostera marina) pathogens in the north Pa…
Seagrass meadows provide important ecological services to the marine environment but are declining worldwide. Although eelgrass meadows in the north Pacific are thought to be rela…
Metadata standards and practical guidelines for specimen and DNA curation when building barcode reference libraries for…
DNA barcoding and metabarcoding is increasingly used to effectively and precisely assess and monitor biodiversity in aquatic ecosystems. As these methods rely on data availability…
[Neue Nr. 5104] Düren / Geologische Karte
Geologische Karte 1: 25 000 mit Erläuterungen. Digitalisat des FID GEO (Fachinformationsdienst Geowissenschaften der festen Erde), erstellt durch das GDZ (Göttinger Digitalisierun…
Application of propylene glycol in DNA-based studies of invertebrates
High-throughput sequencing (HTS) studies on invertebrates commonly use ethanol as the main sample fixative (upon collection) and preservative (for storage and curation). However, …
Corrigendum: Using DNA metabarcoding for assessing chironomid diversity and community change in mosquito controlled tem…
Chironomids have been proposed as important indicators for monitoring freshwater ecosystems, however, morphological determination is very challenging. In this study, we investigat…
Eemian landscape response to climatic shifts and evidence for northerly Neanderthal occupation at a palaeolake margin i…
The prevailing view suggests that the Eemian interglacial on the European Plain was characterized by largely negligible geomorphic activity beyond the coastal areas. However, syst…
Using DNA metabarcoding to investigate diet and niche partitioning in the native European otter (Lutra lutra) and invas…
In the UK, the native European otter (Lutra lutra) and invasive American mink (Neovison vison) have experienced concurrent declines and expansions. Currently, the otter is recover…
Read counts from environmental DNA (eDNA) metabarcoding reflect fish abundance and biomass in drained ponds
The sampling of environmental DNA (eDNA) coupled with cost-efficient and ever-advancing sequencing technology is propelling changes in biodiversity monitoring within aquatic ecosy…
Alignment-free classification of COI DNA barcode data with the Python package Alfie
Characterization of biodiversity from environmental DNA samples and bulk metabarcoding data is hampered by off-target sequences that can confound conclusions about a taxonomic gro…
Exploring the potential of metabarcoding to disentangle macroinvertebrate community dynamics in intermittent streams
Taxonomic sufficiency represents the level of taxonomic detail needed to detect ecological patterns to a level that match the requirement of a study. Most bioassessments apply the…
Increasing confidence for discerning species and population compositions from metabarcoding assays of environmental sam…
Community composition data are essential for conservation management, facilitating identification of rare native and invasive species, along with abundant ones. However, tradition…
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