Global weak solutions to an oncolytic viral therapy model with doubly haptotactic terms

被引:8
作者
Tao, Xueyan [1 ]
机构
[1] Peking Univ, Sch Math Sci, Beijing 100871, Peoples R China
基金
中国国家自然科学基金;
关键词
Haptotaxis; Oncolytic viral therapy; Global existence; Weak solutions; CANCER INVASION; BOUNDEDNESS; SYSTEM; EXISTENCE; BEHAVIOR; TISSUE;
D O I
10.1016/j.nonrwa.2020.103276
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
This work studies the global existence of weak solutions to a doubly haptotactic cross-diffusion system modeling oncolytic viral therapy. The model was proposed to illustrate the coupled dynamics of oncolytic virus (OV) particles, extracellular matrix (ECM), uninfected cancer cells and OV-infected cancer cells in the process of the oncolytic viral therapy. It is shown that the model has a global weak solution in a smooth bounded convex domain Omega subset of R-n (n <= 3). (C) 2020 Elsevier Ltd. All rights reserved.
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页数:22
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