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Related papers: Dynamics of Ebola epidemics in West Africa 2014

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In 2014, a major epidemic of human Ebola virus disease emerged in West Africa, where human-to-human transmission has now been been sustained for greater than 10 months. In the summer of 2014, there was great uncertainty about the answers to…

Populations and Evolution · Quantitative Biology 2014-11-03 John M. Drake , RajReni B. Kaul , Laura Alexander , Suzanne M. O'Regan , Andrew M. Kramer , J. Tomlin Pulliam , Matthew J. Ferrari , Andrew W. Park

The Ebola epidemic in West Africa is the largest ever recorded, with over 27,000 cases and 11,000 deaths as of June 2015. The public health response was challenged by difficulties with disease surveillance, which impacted subsequent…

Populations and Evolution · Quantitative Biology 2015-08-07 Marisa C. Eisenberg , Joseph N. S. Eisenberg , Jeremy P. D'Silva , Eden V. Wells , Sarah Cherng , Yu-Han Kao , Rafael Meza

A modified, deterministic SEIR model is developed for the 2014 Ebola epidemic occurring in the West African nations of Guinea, Liberia, and Sierra Leone. The model describes the dynamical interaction of susceptible and infected populations,…

Populations and Evolution · Quantitative Biology 2016-11-22 Paul Diaz , Paul Constantine , Kelsey Kalmbach , Eric Jones , Stephen Pankavich

The spread of Ebola virus in 2014 is unprecedented. The epidemic is still affecting West Africa, exacerbated by extraordinary socioeconomic disadvantages and health system inadequacies. With the aim of understanding, predicting, and control…

Optimization and Control · Mathematics 2015-12-24 Amira Rachah , Delfim F. M. Torres

A differential equations model is developed for the 2014 Ebola epidemics in Sierra Leone, Liberia, and Guinea. The model describes the dynamic interactions of the susceptible and infected populations of these countries. The model…

Populations and Evolution · Quantitative Biology 2014-10-23 Cameron Browne , Xi Huo , Pierre Magal , Moussa Seydi , Ousmanne Seydi , Glenn Webb

${\bf Background:}$ The early growth dynamics of the West African Ebola virus epidemic has been qualitatively different for Guinea, Sierra Leone and Liberia. However, it is important to understand these disparate dynamics as trends of a…

Populations and Evolution · Quantitative Biology 2014-10-21 Maria Kiskowski

The data for the Ebola outbreak that occurred in 2014-2016 in three countries of West Africa are analysed within a common framework. The analysis is made using the results of an agent based Susceptible-Infected-Removed (SIR) model on a…

Physics and Society · Physics 2017-02-02 Abdul Khaleque , Parongama Sen

A model of an Ebola epidemic is developed with infected individuals structured according to disease age. The transmission of the infection is tracked by disease age through an initial incubation (exposed) phase, followed by an infectious…

Populations and Evolution · Quantitative Biology 2015-04-03 G. F. Webb , C. J. Browne

Based on the reported data until 18 March 2015 and numerical fitting via a simple formula of cumulative case number, we provide real-time estimation on basic reproduction number, inflection point, peak time and final outbreak size of…

Populations and Evolution · Quantitative Biology 2015-04-06 Xiang-Sheng Wang , Luoyi Zhong

Background: The 2014 Ebola outbreak in West Africa was the largest on record, resulting in over 25,000 total infections and 15,000 total deaths. Mathematical modeling can be used to investigate the mechanisms driving transmission during…

Populations and Evolution · Quantitative Biology 2017-09-22 Michael A. L. Hayashi , Marisa C. Eisenberg

A major Ebola outbreak occurs in West Africa since March 2014, being the deadliest epidemic in history. As an infectious disease epidemiology, Ebola is the most lethal and is moving faster than in previous outbreaks. On 8 August 2014, the…

Optimization and Control · Mathematics 2016-09-07 Amira Rachah , Delfim F. M. Torres

An Ebola outbreak of unparalleled size is currently affecting several countries in West Africa, and international efforts to control the outbreak are underway. However, the efficacy of these interventions, and their likely impact on an…

Populations and Evolution · Quantitative Biology 2014-09-23 Caitlin M. Rivers , Eric T. Lofgren , Madhav Marathe , Stephen Eubank , Bryan L. Lewis

The 2014 Ebola virus (EBOV) outbreak in West Africa is the largest outbreak of the genus Ebolavirus to date. To better understand the spread of infection in the affected countries, it is crucial to know the number of secondary cases…

Populations and Evolution · Quantitative Biology 2016-05-25 Christian L. Althaus

The Ebola virus is spreading throughout West Africa and is causing thousands of deaths. In order to quantify the effectiveness of different strategies for controlling the spread, we develop a mathematical model in which the propagation of…

Populations and Evolution · Quantitative Biology 2015-07-22 L. D. Valdez , H. H. A. Rêgo , H. E. Stanley , L. A. Braunstein

The Ebola virus in West Africa has infected almost 30,000 and killed over 11,000 people. Recent models of Ebola Virus Disease (EVD) have often made assumptions about how the disease spreads, such as uniform transmissibility and homogeneous…

Populations and Evolution · Quantitative Biology 2016-10-13 Keith Burghardt , Christopher Verzijl , Junming Huang , Matthew Ingram , Binyang Song , Marie-Pierre Hasne

We present a mathematical analysis of the early detection of Ebola virus. The propagation of the virus is analysed by using a Susceptible, Infected, Recovered (SIR) model. In order to provide useful predictions about the potential…

Populations and Evolution · Quantitative Biology 2016-05-24 Amira Rachah , Delfim F. M. Torres

The 2014 epidemic of the Ebola virus is governed by a genetically diverse viral population. In the early Sierra Leone outbreak, a recent study has identified new mutations that generate genetically distinct sequence clades. Here we find…

Populations and Evolution · Quantitative Biology 2014-11-07 Marta Łuksza , Trevor Bedford , Michael Lässig

The Ebola virus is currently one of the most virulent pathogens for humans. The latest major outbreak occurred in Guinea, Sierra Leonne and Liberia in 2014. With the aim of understanding the spread of infection in the affected countries, it…

Populations and Evolution · Quantitative Biology 2015-03-26 Amira Rachah , Delfim F. M. Torres

The most recent Ebola outbreak in West Africa highlighted critical weaknesses in the medical infrastructure of the affected countries, including effective diagnostics tools, sufficient isolation wards, and enough medical personnel. Here, we…

Populations and Evolution · Quantitative Biology 2015-11-13 Diego Chowell , Muntaser Safan , Carlos Castillo-Chavez

Background: While many infectious disease epidemics are initially characterized by an exponential growth in time, we show that district-level Ebola virus disease (EVD) outbreaks in West Africa follow slower polynomial-based growth kinetics…

Populations and Evolution · Quantitative Biology 2015-01-28 Gerardo Chowell , Cécile Viboud , James M. Hyman , Lone Simonsen
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