Results 11 to 20 of about 86,059 (172)

Bioactive volatiles from push-pull companion crops repel fall armyworm and attract its parasitoids [PDF]

open access: yes, 2022
Fall armyworm, Spodoptera frugiperda, is a serious invasive pest in Africa but “Push-Pull” companion cropping can substantially reduce infestation. Here, we elucidate the underpinning chemical ecology mechanisms.
Chiriboga Morales, X   +19 more
core   +1 more source

Measuring Physical Properties at the Surface of a Comet Nucleus [PDF]

open access: yes, 2021
The European Space Agency’s cornerstone mission Rosetta is due for launch in January 2003. It will perform a rendezvous with comet 46P/Wirtanen beyond 3 AU and, following an initial mapping phase, deploy a lander to a selected site on the nucleus surface.
Ball, Andrew Jonathan, Ball, Andrew J.
core   +1 more source

Stochastic modeling for the COMET-assay [PDF]

open access: yes, 2003
We present a stochastic model for single cell gel electrophoresis (COMET-assay) data. Essential is the use of point process structures, renewal theory and reduction to intensity histograms for further data ...
Hösel, V.   +4 more
core   +1 more source

Sodium Brightening of (3200) Phaethon near Perihelion

open access: yesThe Planetary Science Journal, 2023
Sunskirting asteroid (3200) Phaethon has been repeatedly observed in Solar Terrestrial Relations Observatory (STEREO) Heliospheric Imager 1 (HI1) imagery to anomalously brighten and produce an antisunward tail for a few days near each perihelion passage,
Qicheng Zhang   +4 more
doaj   +1 more source

Carbon Speciation and Solubility in Silicate Melts

open access: yesGeophysical Monograph Series, Page 179-194., 2020

This book is Open Access. A digital copy can be downloaded for free from Wiley Online Library.

Explores the behavior of carbon in minerals, melts, and fluids under extreme conditions

Carbon trapped in diamonds and carbonate-bearing rocks in subduction zones are examples of the continuing exchange of substantial carbon ...
Natalia Solomatova   +2 more
wiley  

+1 more source

Variation in herbivory-induced volatiles among cucumber (Cucumis sativus L.) varieties has consequences for the attraction of carnivorous natural enemies [PDF]

open access: yes, 2011
In response to herbivory by arthropods, plants emit herbivory-induced volatiles that attract carnivorous enemies of the inducing herbivores. Here, we compared the attractiveness of eight cucumber varieties (Cucumis sativus L.) to Phytoseiulus persimilis ...
Iris F. Kappers   +7 more
core   +1 more source

Effects of volatiles from Maruca vitrata larvae and caterpillar-infested flowers of their host plant Vigna unguiculata on the foraging behavior of the parasitoid Apanteles taragamae [PDF]

open access: yes, 2010
The parasitoid wasp Apanteles taragamae is a promising candidate for the biological control of the legume pod borer Maruca vitrata, which recently has been introduced into Benin. The effects of volatiles from cowpea and peabush flowers and Maruca vitrata
Marcel Dicke   +11 more
core   +1 more source

Genotoxicity of nitroso compounds and sodium dichromate in a model combining organ cultures of human nasal epithelia and the comet assay [PDF]

open access: yes, 2001
Genotoxic effects of xenobiotics are a possible step in tumor initiation in the mucosa of the upper aerodigestive tract. Using the comet assay, detecting genotoxicity in human tissue has been restricted to single incubations in vitro, but in vivo most ...
Bergner, Albrecht   +7 more
core   +1 more source

The Gateway from Centaurs to Jupiter-family Comets: Thermal and Dynamical Evolution

open access: yesThe Astrophysical Journal, 2023
It was recently proposed that there exists a “gateway” in the orbital parameter space through which Centaurs transition to Jupiter-family comets (JFCs).
Aurélie Guilbert-Lepoutre   +3 more
doaj   +1 more source

Comparative Evaluation of Genotoxicity of Captan in Amphibian Larvae (Xenopus laevis and Pleurodeles waltl) Using the Comet Assay and the Micronucleus Test [PDF]

open access: yes, 2006
Captan (N-trichloromethylthio-4-cyclohexene-1,2-dicarboximide) is a fungicide used to inhibit the growth of many types of fungi on plants used as foodstuffs.
Gauthier, Laury   +8 more
core   +1 more source

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