Compositions and methods for treatment of enterovirus infection

A technology of enterovirus and treatment method, applied in the field of composition of enterovirus 71, can solve the problem that the expression pattern cannot be fully explained

Pending Publication Date: 2020-03-17
VERSITECH LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, their expression patterns do not fully account for many aspects of the disease, including tissue tropism of viral replication and clinical manifestations

Method used

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  • Compositions and methods for treatment of enterovirus infection
  • Compositions and methods for treatment of enterovirus infection
  • Compositions and methods for treatment of enterovirus infection

Examples

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Embodiment

[0056] cell line : NT2 (ATCC), RD (ATCC) and their derivative cell clones were maintained in Dulbecco's Modified Eagle Medium (DMEM) (Life Technologies), supplemented with 10% (v / v) heat-inactivated Fetal calf serum (FCS) (HyClone), 100 units / ml penicillin and 100 μg / ml streptomycin (Life Technologies). Cells were selected and maintained in the same medium as above with the addition of 1 μg / ml puromycin. L929 cells were maintained in RPMI-1640 medium (Life Technologies) supplemented with FCS and antibiotics. All cell lines used were confirmed to be free of mycoplasma contamination using the Plasmo Test (InvivoGen).

[0057] mouse : 5-day-old female BALB / c mice were obtained from the Experimental Animal Group of the University of Hong Kong. Animals were housed in an SPF-free facility with nursing mothers on a 12-h light-dark cycle. All animal-related experiments were performed in accordance with our previously described standard operating procedures and were approved by ...

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Abstract

Enteroviruses, such as EV-A71, have been found to utilize hWARS as a cell surface receptor, with expression of hWARS rendering cells susceptible to enteroviral infection. Reduction in hWARS cell surface activity reduces susceptibility to enteroviral infection and provides a mode for treatment or prevention of enteroviral infection and its sequelae. Similarly, expression of hWARS in cultured cellsand animal models provides models for understanding enteroviral disease mechanisms and the development of vaccines and / or pharmaceuticals for preventing or treating enteroviral disease.

Description

[0001] This application claims priority to U.S. Provisional Patent Application No. 62 / 394,061, filed September 13, 2016. These and all other referenced extrinsic materials are hereby incorporated by reference in their entirety. Where a definition or use of a term in a reference incorporated by reference is inconsistent or contrary to the definition of that term provided herein, the definition of that term provided herein is considered controlling. technical field [0002] The field of the invention is compositions and methods for the treatment of enterovirus infections, in particular enterovirus 71 . Background technique [0003] The Background Description includes information useful for understanding the present invention. It is not an admission that any of the information presented herein is prior art or relevant to the presently claimed invention, or that any publication specifically or implicitly referenced is prior art. [0004] Enteroviruses are a diverse group of po...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): A61K39/395A61K39/00
CPCC07K16/40A61P31/12C12N2310/14C12N2310/531A61K2039/57Y02A50/30A61K39/42
Inventor 杨文龙陈福和霍文逊刘耀南袁国勇
Owner VERSITECH LTD
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