Results 31 to 40 of about 427 (162)

Cost-effective optimal control analysis of a COVID-19 transmission model incorporating community awareness and waning immunity

open access: yesComputational and Mathematical Biophysics, 2023
This article presents a cost-effective optimal control analysis of interventions applied to a S2EI2RS type deterministic compartmental model of COVID-19, considering community awareness and immunity loss. We introduce two time-dependent controls, namely,
Lamba Sonu, Srivastava Prashant K.
doaj   +1 more source

A Mathematical Model Quantifies Proliferation and Motility Effects of TGF‐β on Cancer Cells

open access: yesComputational and Mathematical Methods in Medicine, Volume 10, Issue 1, Page 71-83, 2009., 2009
Transforming growth factor (TGF)‐β is known to have properties of both a tumour suppressor and a tumour promoter. While it inhibits cell proliferation, it also increases cell motility and decreases cell–cell adhesion. Coupling mathematical modelling and experiments, we investigate the growth and motility of oncogene‐expressing human mammary epithelial ...
Shizhen Emily Wang   +6 more
wiley   +1 more source

The Dynamics of an HIV/AIDS Model with Screened Disease Carriers

open access: yesComputational and Mathematical Methods in Medicine, Volume 10, Issue 4, Page 287-305, 2009., 2009
The presence of carriers usually complicates the dynamics and prevention of a disease. They are not recognized as disease cases themselves unless they are screened and they usually spread the infection without them being aware. We argue that this has been one of the major causes of the spread of human immunodeficiency virus (HIV).
S. D. Hove-Musekwa, F. Nyabadza
wiley   +1 more source

A Simple Mathematical Standardized Measurement of Acetabulum Anteversion after Total Hip Arthroplasty

open access: yesComputational and Mathematical Methods in Medicine, Volume 9, Issue 2, Page 105-119, 2008., 2008
We invented a standardization method to measure the cup′s anteversion after total hip arthroplasty without the influence of patient′s position. We measured 68 radiographs of 10 patients after total hip replacement (THR) and calculated the error of each measurement, defined as the difference with the average of the same measuring method on the same ...
Chen-Kun Liaw   +4 more
wiley   +1 more source

Modelling Immune Response and Drug Therapy in Human Malaria Infection

open access: yesComputational and Mathematical Methods in Medicine, Volume 9, Issue 2, Page 143-163, 2008., 2008
A new intra‐host model of malaria that describes the dynamics of the blood stages of the parasite and its interaction with red blood cells and immune effectors is proposed. Local and global stability of the disease free equilibrium are investigated. Conditions for existence and uniqueness of the endemic equilibrium are derived.
C. Chiyaka, W. Garira, S. Dube
wiley   +1 more source

GLOBAL STABILITY ANALYSIS FOR LASSA FEVER TRANSMISSION DYNAMICS WITH OPTIMAL CONTROL APPLICATION

open access: yesInternational Journal of Apllied Mathematics, 2018
A mathematical model for transmission dynamics of Lassa fever with optimal control application is presented. The existence of region where the model is epidemiologically feasible is established with respect to the use of pesticide control measure. We use
O. S. Obabiyi, A. A. Onifade
semanticscholar   +1 more source

Nabla inequalities and permanence for a logistic integrodifferential equation on time scales

open access: yesOpen Mathematics, 2017
In this paper, by using the theory of calculus on time scales and some mathematical methods, several nabla dynamic inequalities on time scales are established. As an application, we apply the obtained results to a logistic integrodifferential equation on
Hu Meng, Wang Lili
doaj   +1 more source

An eco-epidemiological model with predator switching behavior

open access: yesComputational and Mathematical Biophysics, 2023
Switching mechanism is adopted by predator populations when they are provided with two types of prey: susceptible and infected. In this study, we propose a modification of an eco-epidemiological model with the predator switching mechanism.
Tripathi Deepak, Singh Anuraj
doaj   +1 more source

Optimization and data mining in medicine

open access: yes, 2009
Optimization, Medicine, Computational biology, Computational neuroscience, 90-02, 90C90, 92B05,
Panos Pardalos   +3 more
core   +1 more source

A Stochastic Model of Icosahedral Capsid Growth

open access: yesComputational and Mathematical Methods in Medicine, Volume 6, Issue 2, Page 95-97, 2005., 2005
A model of growth of icosahedral capsids is proposed. It is similar to the stochastic model of fullerene growth, but takes into account variations in the composition of pentamers and hexamers that are responsible for the final capsid size. We show that the observed high yield of capsid production implies a high level of self‐organization of the ...
R. Kerner
wiley   +1 more source

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