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We introduce and discuss a kinetic framework describing the time evolution of the statistical distributions of a population divided into the compartments of susceptible, infectious, recovered, and resistant in the presence of a microbial…

种群与进化 · 定量生物学 2026-05-07 Marco Menale , Giuseppe Toscani , Mattia Zanella

Hepatitis B virus infection is a deadly liver disease. A part of newly produced HBV DNA-containing capsids are reused as a core particle in HBV replication. It is investigated that the recycling of HBV capsids greatly affects the…

动力系统 · 数学 2023-09-28 Rupchand Sutradhar , D C Dalal

Vector-borne diseases often infect multiple host species, increasing the likelihood of disease persistence due to the presence of multiple reservoirs. Vector biting patterns and feeding preferences can shift in response to selective…

种群与进化 · 定量生物学 2026-05-01 Shravani Shetgaonkar , Anupama Sharma

We are frequently faced with a large collection of antibodies, and want to select those with highest affinity for their cognate antigen. When developing a first-line therapeutic for a novel pathogen, for instance, we might look for such…

种群与进化 · 定量生物学 2021-01-27 Duncan K. Ralph , Frederick A. Matsen

Isologous diversification theory for cell differentiation is proposed, based on simulations of interacting cells with biochemical networks and cell division process following consumption of some chemicals. According to the simulations of…

adap-org · 物理学 2008-02-03 Kunihiko Kaneko , Tetsuya Yomo

Cellular ingredient concentrations can be stabilized by adjusting generation and consumption rates through multiple pathways. To explore the portion of cellular metabolism equipped with multiple pathways, we categorize individual metabolic…

分子网络 · 定量生物学 2024-01-08 Mi Jin Lee , Sudo Yi , Deok-Sun Lee

In this paper we consider a delayed nonlinear model of the dynamics of the immune system against a viral infection that contains wild-type virus and one mutant. A finite response time of the immune system was considered in order which leads…

种群与进化 · 定量生物学 2017-11-22 D. Messias , Iram Gleria , S. S. Albuquerque , Askery Canabarro , H. E. Stanley

Myriad experiments have identified an important role for $\rm CD8^+$ T cell response mechanisms in determining recovery from influenza A virus infection. Animal models of influenza infection further implicate multiple elements of the immune…

Infection by distinct Dengue virus serotypes and host immunity are intricately linked. In particular, certain levels of cross-reactive antibodies in the host may actually enhance infection severity leading to Dengue hemorrhagic fever (DHF).…

种群与进化 · 定量生物学 2019-12-19 Hayriye Gulbudak , Cameron J. Browne

Our main purpose is to compare classical nonself-centered, two-signal theoretical models of the adaptive immune system with a novel, self-centered, one-signal model developed by our research group. Our model hypothesizes that the immune…

分子网络 · 定量生物学 2020-12-02 Tamás Szabados , Csaba Kerepesi , Tibor Bakács

Joint modeling of longitudinal and survival data has become increasingly important in medical research, particularly for understanding disease progression in chronic conditions where both repeated biomarker measurements and time-to-event…

统计方法学 · 统计学 2025-12-30 Nithisha Suryadevara , Vivek Reddy Srigiri

In vaccine development, the temporal profiles of relative abundance of subtypes of immune cells (T-cells) is key to understanding vaccine efficacy. Complex and expensive experimental studies generate very sparse time series data on this…

统计方法学 · 统计学 2016-06-29 Fernando V. Bonassi , Cliburn Chan , Mike West

Adaptation of the chemotaxis sensory pathway of the bacterium Escherichia coli is integral for detecting chemicals over a wide range of background concentrations, ultimately allowing cells to swim towards sources of attractant and away from…

细胞行为 · 定量生物学 2015-05-18 Diana Clausznitzer , Olga Oleksiuk , Linda Lovdok , Victor Sourjik , Robert G. Endres

The phenomenon of immunological memory has been known for a long time. But, the underlying mechanism is poorly understood. According to the theory of clonal selection the response to a specific invading antigen (e.g., bacteria) is offered…

统计力学 · 物理学 2007-05-23 Debashish Chowdhury

Pattern-diluted associative networks were introduced recently as models for the immune system, with nodes representing T-lymphocytes and stored patterns representing signalling protocols between T- and B-lymphocytes. It was shown earlier…

无序系统与神经网络 · 物理学 2015-04-17 Elena Agliari , Alessia Annibale , Adriano Barra , A. C. C. Coolen , Daniele Tantari

Increasing number in global COVID-19 cases demands for mathematical model to analyze the interaction between the virus dynamics and the response of innate and adaptive immunity. Here, based on the assumption of a weak and delayed response…

The response of microbes to external signals is mediated by biochemical networks with intrinsic time scales. These time scales give rise to a memory that impacts cellular behaviour. Here we study theoretically the role of cellular memory in…

生物物理 · 物理学 2020-02-14 Adam Gosztolai , Mauricio Barahona

The metabolic network plays a crucial role in regulating bacterial metabolism and growth, but it is subject to inherent molecular stochasticity. Previous studies have utilized flux balance analysis and the maximum entropy method to predict…

分子网络 · 定量生物学 2024-01-12 Shaohua Guan , Zhichao Zhang , Zihan Zhang , Hualin Shi

Feature interaction selection is a fundamental problem in commercial recommender systems. Most approaches equally enumerate all features and interactions by the same pre-defined operation under expert guidance. Their recommendation is…

人工智能 · 计算机科学 2024-05-30 Runlong Yu , Qixiang Shao , Qi Liu , Huan Liu , Enhong Chen

Most biological rates and times decrease systematically with organism body size. We use an ordinary differential equation (ODE) model of West Nile Virus in birds to show that pathogen replication rates decline with host body size, but…

定量方法 · 定量生物学 2010-08-10 Soumya Banerjee , Melanie Moses