Results 11 to 20 of about 152,466 (362)

Biofilm dispersion [PDF]

open access: yesNature Reviews Microbiology, 2020
The formation of microbial biofilms enables single planktonic cells to assume a multicellular mode of growth. During dispersion, the final step of the biofilm life cycle, single cells egress from the biofilm to resume a planktonic lifestyle. As the planktonic state is considered to be more vulnerable to antimicrobial agents and immune responses ...
Kendra P. Rumbaugh, Karin Sauer
openaire   +2 more sources

Dispersion measures and dispersive orderings [PDF]

open access: yesStatistics & Probability Letters, 2003
In this paper, the comparison of random variables according to the functionals of a general class of dispersion measures is characterized in terms of the dilation order. The Gini's mean difference is a particular member of this general class. In addition, a new and weaker order, called the second-order absolute Lorenz ordering, is introduced, and we ...
Ramos, Héctor M., Sordo, Miguel A.
openaire   +2 more sources

Understanding the relationship between dispersal and range size

open access: yesbioRxiv, 2021
Understanding what drives the vast variability in species range size is still an outstanding question. Among the several processes potentially affecting species ranges, dispersal is one of the most prominent hypothesized predictors.
Adriana Alzate, R. Onstein
semanticscholar   +1 more source

Price Dispersion [PDF]

open access: yesSSRN Electronic Journal, 2003
We model firm pricing given consumers follow simple reservation price rules. Such reservation rules are rational when consumers are sufficiently impatient. The equilibrium exhibits price dispersion in pure strategies, with lower price firms earning higher profits.
ANDERSON, Simon, de PALMA, André
openaire   +3 more sources

Dispersive Estimates for Full Dispersion KP Equations [PDF]

open access: yesJournal of Mathematical Fluid Mechanics, 2021
AbstractWe prove several dispersive estimates for the linear part of the Full Dispersion Kadomtsev–Petviashvili introduced by David Lannes to overcome some shortcomings of the classical Kadomtsev–Petviashvili equations. The proof of these estimates combines the stationary phase method with sharp asymptotics on asymmetric Bessel functions, which may be ...
Didier Pilod   +3 more
openaire   +4 more sources

Dispersive stabilization [PDF]

open access: yesBulletin of the London Mathematical Society, 2010
Ill posed linear and nonlinear initial value problems may be stabilized, that it converted to to well posed initial value problems, by the addition of purely nonscalar linear dispersive terms. This is a stability analog of the Turing instability. This idea applies to systems of quasilinear Schr dinger equations from nonlinear optics.
Métivier, Guy, Rauch, Jeffrey
openaire   +3 more sources

Integrating Disturbance, Seasonality, Multi-Year Temporal Dynamics, and Dormancy Into the Dynamics and Conservation of Metacommunities

open access: yesFrontiers in Ecology and Evolution, 2020
The metacommunity framework has rapidly become a dominant concept used by ecologists to understand community assembly. By emphasizing extinction-colonization dynamics, dispersal, and species’ niche requirements in determining community structure ...
Marcel Holyoak   +2 more
doaj   +1 more source

Early Life History and Recruitment Processes of a Tropical Anguillid Eel Anguilla marmorata to the Pacific Coast, as Revealed by Otolith Sr:Ca Ratios and Microstructure

open access: yesBiology, 2022
Recent progress in otolith microchemistry especially in strontium:calcium (Sr:Ca) ratios has revealed significant features of life histories in fishes. A catadromous eel, Anguilla marmorata, has the widest distribution among anguillid eels throughout the
Takaomi Arai
doaj   +1 more source

Approaches to Dispersing Medical Biofilms

open access: yesMicroorganisms, 2017
Biofilm-associated infections pose a complex problem to the medical community, in that residence within the protection of a biofilm affords pathogens greatly increased tolerances to antibiotics and antimicrobials, as well as protection from the host ...
Derek Fleming, Kendra P. Rumbaugh
doaj   +1 more source

Aproceros leucopoda (Hymenoptera: Argidae): An East Asian pest of elms (Ulmus spp.) invading Europe

open access: yesEuropean Journal of Entomology, 2010
An invasive sawfly Aproceros leucopoda Takeuchi, 1939, which originates from East Asia, has colonized elms (Ulmus spp.) in Austria, Hungary, Poland, Romania, Slovakia and the Ukraine, at least since 2003.
Stephan M. BLANK   +10 more
doaj   +1 more source

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