Results 21 to 30 of about 8,690,713 (332)

Rapidity evolution of gluon TMD from low to moderate x [PDF]

open access: yes, 2015
We study how the rapidity evolution of gluon transverse momentum dependent distribution changes from nonlinear evolution at small $x \ll 1$ to linear evolution at moderate $x \sim 1$.Comment: 70 pages, 7 figures, published ...
Balitsky, I., Tarasov, A.
core   +3 more sources

Hand hygiene improvement or antibiotic restriction to control the household transmission of extended-spectrum β-lactamase-producing Escherichia coli: a mathematical modelling study

open access: yesAntimicrobial Resistance and Infection Control, 2020
Background The best strategy to control ESBL-producing Escherichia coli (ESBL-EC) spread in the community is lacking. Methods We developed an individual-based transmission model to evaluate the impact of hand hygiene (HH) improvement and reduction in ...
Lidia Kardaś-Słoma   +6 more
doaj   +1 more source

Divergent expression of aristaless1 and aristaless2 during embryonic appendage and pupal wing development in butterflies

open access: yesBMC Biology, 2023
Background Gene duplication events are critical for the evolution of new gene functions. Aristaless is a major regulator of distinct developmental processes. It is most known for its role during appendage development across animals.
Erick X. Bayala   +4 more
doaj   +1 more source

Evolution and fear-fainting [PDF]

open access: yes, 2006
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Bienvenu, Dr. O. Joseph   +2 more
core   +1 more source

Rapid generation of ecologically relevant behavioral novelty in experimental cichlid hybrids

open access: yesEcology and Evolution, 2020
The East African cichlid radiations are characterized by repeated and rapid diversification into many distinct species with different ecological specializations and by a history of hybridization events between nonsister species.
Anna F. Feller   +5 more
doaj   +1 more source

Experimental Evolution [PDF]

open access: yesHeredity, 2008
This chapter reviews experimental evolution. Many of the evolutionary processes extend over long periods of time—long, that is, on human timescales of a few decades. With the resource of a laboratory, we can follow the evolution of large populations over thousands of generations in a few months.
openaire   +2 more sources

Chemical Evolution in VeLLOs [PDF]

open access: yes, 2007
A new type of object called "Very Low Luminosity Objects (VeLLOs)" has been discovered by the Spitzer Space Telescope. VeLLOs might be substellar objects forming by accretion.
Lee, Jeong-Eun
core   +2 more sources

Reaction-diffusion in a growing 3D domain of skin scales generates a discrete cellular automaton

open access: yesNature Communications, 2021
The adult ocellated lizard skin colour pattern is effectively generated by a stochastic cellular automaton (CA) of skin scales. Here authors use reaction diffusion (RD) numerical simulations in 3D on realistic lizard skin geometries and demonstrate that ...
Anamarija Fofonjka   +1 more
doaj   +1 more source

Speciation and hybridization in invasive fire ants

open access: yesBMC Evolutionary Biology, 2019
Background A major focus of evolutionary biology is the formation of reproductive barriers leading to divergence and ultimately, speciation. Often, it is not clear whether the separation of populations is complete or if there still is ongoing gene flow ...
Pnina Cohen, Eyal Privman
doaj   +1 more source

Microscopic Malaria Infection and Its Determinants in Urban and Rural Populations Living in South-East Gabon

open access: yesJournal of Parasitology Research
A better understanding of malaria epidemiology in both asymptomatic and symptomatic individuals is essential for developing strategies to control the disease.
Jean-Claude Biteghe-Bi-Essone   +7 more
doaj   +1 more source

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