Results 41 to 50 of about 5,722,533 (317)

Gut microbial communities of hybridising pygmy angelfishes reflect species boundaries

open access: yesCommunications Biology, 2023
Hybridisation and introgression of eukaryotic genomes can generate new species or subsume existing ones, with direct and indirect consequences for biodiversity.
Megan J. Huggett   +6 more
doaj   +1 more source

Trace DNA Sampling Success from Evidence Items Commonly Encountered in Forensic Casework

open access: yesJournal of Forensic Sciences, 2018
Trace DNA analysis is a significant part of a forensic laboratory's workload. Knowing optimal sampling strategies and item success rates for particular item types can assist in evidence selection and examination processes and shorten turnaround times. In
Renata Dziak   +3 more
semanticscholar   +1 more source

Evaluation of soaking to recover trace DNA from fired cartridge cases

open access: yes, 2020
The recovery of trace DNA from cartridge cases is of common interest across many jurisdictions. Soaking offers improved profiling success rates over traditional methods. We evaluated the effects of firing, calibre, and metal composition on controlled and
Elisha Prasad   +6 more
semanticscholar   +1 more source

Performance of Different Cotton and Nylon Swabs on DNA Recovery and Storage

open access: yesArab Journal of Forensic Sciences & Forensic Medicine, 2023
Touch DNA samples are routine yet challenging pieces of evidence that provide investigators with information that helps them solve crimes. However, this type of evidence can be easily lost if the correct collection method is not used.
Mohammed Alrahma   +6 more
doaj   +1 more source

Home is where the hollow is: Revealing vertebrate tree hollow user biodiversity with eDNA metabarcoding

open access: yesEnvironmental DNA, 2022
Tree hollows are essential for many vertebrate species, providing both nesting sites and shelter. Globally, old hollow‐bearing trees are in decline resulting in many dependent species being under threat.
Joshua P. Newton   +4 more
doaj   +1 more source

Tracing and tracking epiallele families in complex DNA populations [PDF]

open access: yesNAR Genomics and Bioinformatics, 2020
Abstract DNA methylation is a stable epigenetic modification, extremely polymorphic and driven by stochastic and deterministic events. Most of the current techniques used to analyse methylated sequences identify methylated cytosines (mCpGs) at a single-nucleotide level and compute the average methylation of CpGs in the population of ...
Antonio Pezone   +8 more
openaire   +3 more sources

Biodiversity of the Great Barrier Reef—how adequately is it protected? [PDF]

open access: yesPeerJ, 2018
Background The Great Barrier Reef (GBR) is the world’s most iconic coral reef ecosystem, recognised internationally as a World Heritage Area of outstanding significance.
Zoe T. Richards, Jon C. Day
doaj   +2 more sources

Trace DNA and its persistence on various surfaces: A long term study investigating the influence of surface type and environmental conditions - Part two, non-metals.

open access: yesForensic Science International: Genetics
The work presented herein is the second part of a large-scale persistence project aimed at identifying trends in trace DNA persistence. This study aims to show how different environmental storage conditions and target surface characteristics influence ...
Hilary Arsenault   +4 more
semanticscholar   +1 more source

From clean spaces to crime scenes: Exploring trace DNA recovery from titania-coated self-cleaning substrates

open access: yes, 2023
Titanium dioxide (titania, TiO2) is frequently used as a coating for a variety of self-cleaning products, such as antifogging vehicle mirrors, ceramic tiles, and glass windows because of its distinct physiochemical features.
Dan Nana Osei Bonsu   +5 more
core   +1 more source

Rapid range shifts and megafaunal extinctions associated with late Pleistocene climate change

open access: yesNature Communications, 2020
The impact of late Pleistocene climate change on ecosystems has been hard to assess. Here, the authors sequence ancient DNA from Hall’s Cave, Texas and find that both plant and vertebrate diversity decreased with cooling, and though plant diversity ...
Frederik V. Seersholm   +15 more
doaj   +1 more source

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