Global stability of an HIV-1 model with distributed intracellular delays and a combination therapy

Global stability is analyzed for a general mathematical model of HIV-1 pathogenesis proposed by Nelson and Perelson [11]. The general model include two distributed intracellular delays and a combination therapy with a reverse transcriptase inhibitor and a protease inhibitor. It is shown that the mo...

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Main Authors: Shengqiang Liu, Lin Wang
Format: Article
Language:English
Published: AIMS Press 2010-05-01
Series:Mathematical Biosciences and Engineering
Subjects:
Online Access:https://www.aimspress.com/article/doi/10.3934/mbe.2010.7.675
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author Shengqiang Liu
Lin Wang
author_facet Shengqiang Liu
Lin Wang
author_sort Shengqiang Liu
collection DOAJ
description Global stability is analyzed for a general mathematical model of HIV-1 pathogenesis proposed by Nelson and Perelson [11]. The general model include two distributed intracellular delays and a combination therapy with a reverse transcriptase inhibitor and a protease inhibitor. It is shown that the model exhibits a threshold dynamics: if the basic reproduction number is less than or equal to one, then the HIV-1 infection is cleared from the T-cell population; whereas if the basic reproduction number is larger than one, then the HIV-1 infection persists and the viral concentration maintains at a constant level.
format Article
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institution Kabale University
issn 1551-0018
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spelling doaj-art-6e39924a0f37483c8586c2cf411472332025-01-24T02:00:43ZengAIMS PressMathematical Biosciences and Engineering1551-00182010-05-017367568510.3934/mbe.2010.7.675Global stability of an HIV-1 model with distributed intracellular delays and a combination therapyShengqiang Liu0Lin Wang1Academy of Fundamental and Interdisciplinary Sciences, Harbin Institute of Technology, 3041#, 2 Yi-Kuang Street, Harbin, 150080Academy of Fundamental and Interdisciplinary Sciences, Harbin Institute of Technology, 3041#, 2 Yi-Kuang Street, Harbin, 150080Global stability is analyzed for a general mathematical model of HIV-1 pathogenesis proposed by Nelson and Perelson [11]. The general model include two distributed intracellular delays and a combination therapy with a reverse transcriptase inhibitor and a protease inhibitor. It is shown that the model exhibits a threshold dynamics: if the basic reproduction number is less than or equal to one, then the HIV-1 infection is cleared from the T-cell population; whereas if the basic reproduction number is larger than one, then the HIV-1 infection persists and the viral concentration maintains at a constant level.https://www.aimspress.com/article/doi/10.3934/mbe.2010.7.675hiv-1; global stability; delay; steady state; lyapunov functional.
spellingShingle Shengqiang Liu
Lin Wang
Global stability of an HIV-1 model with distributed intracellular delays and a combination therapy
Mathematical Biosciences and Engineering
hiv-1; global stability; delay; steady state; lyapunov functional.
title Global stability of an HIV-1 model with distributed intracellular delays and a combination therapy
title_full Global stability of an HIV-1 model with distributed intracellular delays and a combination therapy
title_fullStr Global stability of an HIV-1 model with distributed intracellular delays and a combination therapy
title_full_unstemmed Global stability of an HIV-1 model with distributed intracellular delays and a combination therapy
title_short Global stability of an HIV-1 model with distributed intracellular delays and a combination therapy
title_sort global stability of an hiv 1 model with distributed intracellular delays and a combination therapy
topic hiv-1; global stability; delay; steady state; lyapunov functional.
url https://www.aimspress.com/article/doi/10.3934/mbe.2010.7.675
work_keys_str_mv AT shengqiangliu globalstabilityofanhiv1modelwithdistributedintracellulardelaysandacombinationtherapy
AT linwang globalstabilityofanhiv1modelwithdistributedintracellulardelaysandacombinationtherapy