Results 21 to 30 of about 548 (159)

Age Structured Mathematical Modeling Studies on COVID-19 with respect to Combined Vaccination and Medical Treatment Strategies

open access: yesComputational and Mathematical Biophysics, 2022
In this study, we develop a mathematical model incorporating age-specific transmission dynamics of COVID-19 to evaluate the role of vaccination and treatment strategies in reducing the size of COVID-19 burden.
Chhetri Bishal   +4 more
doaj   +1 more source

Evaluating early pandemic response through length-of-stay analysis of case logs and epidemiological modeling: A case study of Singapore in early 2020

open access: yesComputational and Mathematical Biophysics, 2023
It is now known that early government interventions in pandemic management helps in slowing down the pandemic in the initial phase, during which a conservative basic reproduction number can be maintained.
Sreevalsan-Nair Jaya   +4 more
doaj   +1 more source

A mathematical analysis of the impact of maternally derived immunity and double-dose vaccination on the spread and control of measles

open access: yesComputational and Mathematical Biophysics, 2023
Measles is a highly communicable viral infection that mostly affects children aged 5 years and below. Maternal antibodies in neonates help protect them from infectious diseases, including measles. However, maternal antibodies disappear a few months after
Opoku Samuel   +2 more
doaj   +1 more source

The multistep Laplace optimized decomposition method for solving fractional-order coronavirus disease model (COVID-19) via the Caputo fractional approach

open access: yesDemonstratio Mathematica, 2022
COVID-19, a novel coronavirus disease, is still causing concern all over the world. Recently, researchers have been concentrating their efforts on understanding the complex dynamics of this widespread illness.
Maayah Banan   +3 more
doaj   +1 more source

Thermo‐Environmental Modeling of Cholera Dynamics: Integrating Temperature‐Dependent Transmission and Exergy Analysis for System Stability

open access: yesInternational Journal of Mathematics and Mathematical Sciences, Volume 2026, Issue 1, 2026.
As global climate anomalies alter aquatic ecosystems, traditional epidemiological models frequently overlook the fundamental thermodynamic laws governing environmental pathogen reservoirs. This study bridges that critical gap by introducing a novel thermo‐environmental modeling framework that couples the transmission dynamics of water‐borne cholera ...
Berhe N. Kahsay   +3 more
wiley   +1 more source

Modeling Tuberculosis Among Healthcare Workers

open access: yesMoroccan Journal of Pure and Applied Analysis, 2019
A mathematical model for transmission dynamics of tuberculosis among healthcare workers is formulated. Tuberculosis is an airborne disease caused by Mycobacterium tuberculosis bacteria that affect the lungs of a host.
Faniran T.S., Falade A.O., Alakija T.O.
doaj   +1 more source

Memory Effect on COVID‐19 Vaccination Dynamics: Fractional‐Order Modeling Approach

open access: yesJournal of Applied Mathematics, Volume 2026, Issue 1, 2026.
Accurate estimates of vaccine effectiveness are essential for designing effective COVID‐19 vaccination strategies. Memory effects play a critical role in both the development and waning of vaccine‐induced immunity. In this study, we develop a fractional‐order COVID‐19 transmission model using Caputo fractional derivatives to capture the memory ...
Samir Kumar Bhowmik   +6 more
wiley   +1 more source

Existence and uniqueness of periodic orbits in a discrete model on Wolbachia infection frequency

open access: yesAdvances in Nonlinear Analysis, 2021
In this paper, we study a discrete model on Wolbachia infection frequency. Assume that a periodic and impulsive release strategy is implemented, where infected males are released during the first N generations with the release ratio α, and the release is
Zheng Bo, Yu Jianshe
doaj   +1 more source

A vaccination model for COVID-19 in Gauteng, South Africa

open access: yesInfectious Disease Modelling, 2022
The COVID-19 pandemic provides an opportunity to explore the impact of government mandates on movement restrictions and non-pharmaceutical interventions on a novel infection, and we investigate these strategies in early-stage outbreak dynamics.
Christina J. Edholm   +10 more
doaj   +1 more source

Temperature‐Driven Dynamics of Tomato Yellow Leaf Curl Virus: A Mathematical Modeling Approach

open access: yesJournal of Applied Mathematics, Volume 2026, Issue 1, 2026.
Purpose Tomato yellow leaf curl virus (TYLCV), transmitted by whiteflies, is a highly destructive pathogen that threatens tomato production worldwide. Temperature plays a crucial role in determining how tomato plants respond to TYLCV infection, primarily because it influences the activity and population dynamics of insect vectors.
Berhe Nerea Kahsay   +2 more
wiley   +1 more source

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