Results 51 to 60 of about 308 (146)

Variational multiscale stabilized FEM for cardiovascular flows in complex arterial vessels under magnetic forces

open access: yesComputational and Mathematical Biophysics
In this study, we present a variational multiscale stabilized finite element method for steady-state incompressible fluid flow under magnetic forces. In particular, an algebraic approach of approximating the subscales has been considered, and then, the ...
Sahoo Dipak Kumar   +2 more
doaj   +1 more source

Global properties of virus dynamics with B-cell impairment

open access: yesOpen Mathematics, 2019
In this paper we construct a class of virus dynamics models with impairment of B-cell functions. Two forms of the incidence rate have been considered, saturated and general. The well-posedness of the models is justified.
Elaiw Ahmed M.   +2 more
doaj   +1 more source

Evaluation of TB elimination strategies in Canadian Inuit populations: Nunavut as a case study

open access: yesInfectious Disease Modelling, 2022
Tuberculosis (TB) continues to disproportionately affect Inuit populations in Canada with some communities having over 300 times higher rate of active TB than Canadian-born, non-Indigenous people. Inuit Tuberculosis Elimination Framework has set the goal
Elaheh Abdollahi   +5 more
doaj   +1 more source

Amplitude distribution of stochastic oscillations in biochemical networks due to intrinsic noise

open access: yes, 2009
Intrinsic noise is a common phenomenon in biochemical reaction networks and may affect the occurence and amplitude of sustained oscillations in the states of the network.
Waldherr, Steffen   +2 more
core   +1 more source

An Optimal Control Study for a Two‐Strain SEIR Epidemic Model With Saturated Incidence Rates and Treatment

open access: yesDiscrete Dynamics in Nature and Society, Volume 2025, Issue 1, 2025.
This work will study an optimal control problem describing the two‐strain SEIR epidemic model. The model studied is in the form of six nonlinear differential equations illustrating the dynamics of the susceptible and the exposed, the infected, and the recovered individuals.
Karam Allali   +3 more
wiley   +1 more source

Growth rate, evolutionary entropy and ageing across the tree of life

open access: yesJournal of Biological Dynamics, 2023
The growth rate of a population serves as a measure of its Darwinian fitness, while its sensitivity indicates the intensity of selection. Generally, the sensitivity of r decreases with age, resulting in an expected increase in population mortality over ...
Jorge Buescu   +2 more
doaj   +1 more source

The Impact of Intervention Strategies on the Dissemination of Monkeypox Utilizing Fractional Differential Equations

open access: yesJournal of Mathematics, Volume 2025, Issue 1, 2025.
In this study, we develop a compartmental mathematical model to offer a thorough understanding of the dynamics of monkeypox viral transmission. We examine the sensitivity of the epidemic model to the fundamental reproduction number (R0). We also utilize an expanded Euler technique to scrutinize the dynamics of monkeypox transmission between humans and ...
M. Manivel   +3 more
wiley   +1 more source

Stability property of the prey free equilibrium point

open access: yesOpen Mathematics, 2019
We revisit a prey-predator model with stage structure for predator, which was proposed by Tapan Kumar Kar. By using the differential inequality theory and the comparison theorem of the differential equation, we show that the prey free equilibrium is ...
Yue Qin
doaj   +1 more source

Model and Simulation of COVID-19 Transmission with Vaccination and Quarantine Interventions in Jember

open access: yesInPrime, 2023
In this study, we model the transmission of COVID-19 by considering vaccination and quarantine interventions. The focus of our study is to measure the effect of these two interventions on controlling the spread of COVID-19.
Faizal Rifky Fahreza   +2 more
doaj   +1 more source

Distribution of Purines and Pyrimidines over miRNAs of Human, Gorilla and Chimpanzee

open access: yes, 2017
Meaningful words in English need vowels to break up the sounds that consonants make. The Nature has encoded her messages in RNA molecules using only four alphabets A, U, C and G in which the nine member double-ring bases (adenine (A) and Guanine (G)) are
Pabitra Pal Choudhury   +4 more
core   +1 more source

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