Results 61 to 70 of about 352,582 (251)

Genetic structure of Culex tritaeniorhynchus (Diptera: Culicidae) based on COI DNA barcodes

open access: yesMitochondrial DNA. Part B. Resources, 2021
Culex tritaeniorhynchus Gile is a major vector of Japanese encephalitis in China. The population genetics study is crucial as it helps understanding the epidemiological aspects of mosquito-brone diseases and improving vector control measures.
Gui-Lin Xie   +6 more
doaj   +1 more source

A Neural Network Classifier for the COI Barcode Gene [PDF]

open access: yes, 2018
Mitochondrial Cytochrome C Oxidase subunit I (CO I – to be read as “see – oh one”) is a 658 base pair region in the gene encoding that is proposed as standard barcode for animals.
Marathe, Saurabh
core   +1 more source

Reporting of conflicts of interest in oral presentations at medical conferences : a delegate-based prospective observational study [PDF]

open access: yes, 2017
© Article author(s) (or their employer(s) unless otherwise stated in the text of the article) 2017. All rights reserved.
Avenell, Alison   +4 more
core   +1 more source

A Time‐ and Cost‐Effective eDNA Protocol to Survey Freshwater Mussels (Bivalvia: Unionida) in Tropical Rivers

open access: yesEnvironmental DNA, Volume 7, Issue 3, May–June 2025.
ABSTRACT Tropical freshwater mussels (Bivalvia: Unionida) are one of the most endangered groups of animals globally, but conservation is hindered by a lack of species distribution data. Traditional hand‐sampling is time‐ and cost‐intensive and not always possible, for example, because of the presence of crocodiles.
Alexandra Zieritz   +6 more
wiley   +1 more source

New insights into the genetic variability of Fasciola hepatica (Trematoda) in Algeria and relationships with other geographic regions revealed by mitochondrial DNA

open access: yesHelminthologia, 2022
This study aims to investigate the level of genetic variability of Fasciola hepatica flukes isolated from cattle in Algeria and to determine the phylogenetic and phylogeographic relationships with sequences isolated worldwide. Mitochondrial (Cytochrome c
Chaouadi M.   +10 more
doaj   +1 more source

Thermal relaxation in charge ordered Pr$_{0.63}$ Ca$_{0.37}$ MnO$_3$ in presence of a magnetic field

open access: yes, 2001
We report observation of substantial thermal relaxation in single crystal of charge ordered system Pr$_{0.63}$Ca$_{0.37}$MnO$_3$ in an applied magnetic field of H = 8T.
A.K. Raychaudhuri   +14 more
core   +1 more source

A Long‐Term Ecological Research Data Set From the Marine Genetic Monitoring Program ARMS‐MBON 2018–2020

open access: yesMolecular Ecology Resources, Volume 25, Issue 4, May 2025.
ABSTRACT Molecular methods such as DNA/eDNA metabarcoding have emerged as useful tools to document the biodiversity of complex communities over large spatio‐temporal scales. We established an international Marine Biodiversity Observation Network (ARMS‐MBON) combining standardised sampling using autonomous reef monitoring structures (ARMS) with ...
Nauras Daraghmeh   +40 more
wiley   +1 more source

A Curious History of Sunspot Penumbrae: An Update

open access: yes, 2018
The ratio of penumbral to umbral area of sunspots is an important topic for solar and geophysical studies. Hathaway (Solar Physics, 286, 347, 2013) found a curious behaviour in this parameter for small sunspot groups (areas smaller than 100 millionths of
Carrasco, V. M. S.   +3 more
core   +1 more source

Species delimitation and molecular dating of southern African Tetramesa (Hymenoptera: Eurytomidae): An understudied microhymenopteran group

open access: yesAustral Entomology, Volume 64, Issue 2, May 2025.
Abstract The genus Tetramesa Walker (Hymenoptera: Eurytomidae) comprises over 200 species of herbivorous wasps that feed exclusively on grasses. Recent field surveys in South Africa for grass biological control programs have uncovered a large diversity of potential Tetramesa on African grasses.
Clarke J. M. van Steenderen   +4 more
wiley   +1 more source

A COI DNA barcoding survey of Pratylenchus species in the Great Plains Region of North America

open access: yesJournal of Nematology, 2019
Pratylenchus species are among the most common plant parasitic nematodes in the Great Plains Region of North America. Our goal was to survey Pratylenchus species diversity across the Great Plains region using a mitochondrial COI DNA barcode.
Ozbayrak Mehmet   +7 more
doaj   +1 more source

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