Results 11 to 20 of about 12,604 (184)

A new species of Spilogona Schnabl, 1911 (Diptera: Muscidae) from the Altai Mountains of Russia [PDF]

open access: yesКавказский энтомологический бюллетень
A new species of the genus Spilogona Schnabl, 1911 (Diptera), S. elegantis sp. n., is described from the Altai Mountains. This species is distinguished by its notably broad male frons and parafacial, the presence of three postsutural dorsocentral setae,
V.S. Sorokina
doaj   +1 more source

Effects of (Co1/3Nb2/3)4+ Substitution on Microstructure and Microwave Dielectric Properties of Li2Ti1-x(Co1/3Nb2/3)xO3 Ceramics for Applications in Ceramic Antenna

open access: yesJournal of Asian Ceramic Societies, 2021
Dielectric properties of Li2Ti1-x(Co1/3Nb2/3)xO3 (x = 0.1–1.0) ceramics using a solid-state reaction method were investigated. Substitution ratio effects on different phase changes and dielectric characteristics of Li2Ti1-x(Co1/3Nb2/3)xO3 (x = 0.1–1.0 ...
Wen-Shiush Chen   +2 more
doaj   +1 more source

Structural, electrochemical and photocatalytic properties of zinc doped Co1-xZn1.5xFeO3 perovskites prepared by auto combustion sol–gel approach

open access: yesResults in Physics, 2021
Zn doped cobalt perovskites Co1-xZn1.5xFeO3 (x = 0.0, 0.2, 0.4, 0.6, 0.8, 1.0) nanoparticles were fabricated via auto-combustion sol–gel approach.
Ismat Bibi   +9 more
doaj   +1 more source

Epistatic interactions between PHOTOPERIOD1, CONSTANS1 and CONSTANS2 modulate the photoperiodic response in wheat.

open access: yesPLoS Genetics, 2020
In Arabidopsis, CONSTANS (CO) integrates light and circadian clock signals to promote flowering under long days (LD). In the grasses, a duplication generated two paralogs designated as CONSTANS1 (CO1) and CONSTANS2 (CO2).
Lindsay M Shaw   +7 more
doaj   +1 more source

Hydrothermal synthesis of cobalt substitute zinc-ferrite (Co1-xZnxFe2O4) nanodot, functionalised by polyaniline with enhanced photocatalytic activity under visible light irradiation

open access: yesHeliyon, 2023
Fabrication and development of effective visible-light-responsive photocatalysts are required to tackle critical environmental issues. The aim of this study was to develop a nanocomposite material with improved photocatalytic activity for the degradation
Md Abul Bashar   +6 more
doaj   +1 more source

Overexpression of CONSTANS homologs CO1 and CO2 fails to alter normal reproductive onset and fall bud set in woody perennial poplar. [PDF]

open access: yesPLoS ONE, 2012
CONSTANS (CO) is an important flowering-time gene in the photoperiodic flowering pathway of annual Arabidopsis thaliana in which overexpression of CO induces early flowering, whereas mutations in CO cause delayed flowering.
Chuan-Yu Hsu   +9 more
doaj   +1 more source

Avoiding common numts to provide reliable species identification for tiger parts

open access: yesForensic Science International: Reports, 2021
Tigers are killed to supply a demand for many wildlife products despite a ban on commercial international trade. As populations decrease, products from substitute species (i.e. lions and leopards) have been fraudulently sold as tiger.
Kelly I. Morgan   +7 more
doaj   +1 more source

PROBLEMS OF USING MOLECULAR-GENETIC METHODS FOR THE STUDY OF FISH FEEDING

open access: yesЮг России: экология, развитие, 2019
The aim of the study was an approbation of molecular-genetic methods for an analysis of contents of fish stomachs of Abyssocottus korotneffi Berg, 1906, as an example.Methods. Sampling carried out at the board of the research vessel «G.Yu.
E. V. Dzyuba   +8 more
doaj   +1 more source

Description of a new species of Loxosceles Heineken & Lowe (Araneae, Sicariidae) recluse spiders from Hidalgo, Mexico, under integrative taxonomy: morphological and DNA barcoding data (CO1 + ITS2)

open access: yesEuropean Journal of Taxonomy, 2020
Based on an integrative taxonomic approach, a new species of the genus Loxosceles Heineken & Lowe, 1832, is described from the state of Hidalgo, Mexico. Loxosceles tolantongo sp. nov. is described based on DNA barcoding using cytochrome c oxidase subunit
Claudia Isabel Navarro-Rodríguez   +1 more
doaj   +1 more source

Association between mitochondrial DNA methylation and internal exposure to polycyclic aromatic hydrocarbons (PAHs), nitrated-PAHs (NPAHs) and oxygenated-PAHs (OPAHs) in young adults from Tianjin, China

open access: yesEcotoxicology and Environmental Safety, 2022
Polycyclic aromatic hydrocarbons (PAHs), nitrated-PAHs (NPAHs) and oxygenated-PAHs (OPAHs) are environmental pollutants with adverse effects on human health.
Liqiong Guo   +10 more
doaj   +1 more source

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