The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Sep. 07, 2021

Filed:

Sep. 11, 2019
Applicant:

Nantong University, Jiangsu, CN;

Inventors:

Xin Tang, Jiangsu, CN;

Cheng Sun, Jiangsu, CN;

Gang Chen, Jiangsu, CN;

Xiaosong Gu, Jiangsu, CN;

Yumin Yang, Jiangsu, CN;

Fei Ding, Jiangsu, CN;

Yanpei Gong, Jiangsu, CN;

Qianru He, Jiangsu, CN;

Hongkui Wang, Jiangsu, CN;

Mi Shen, Jiangsu, CN;

Assignee:

NANTONG UNIVERSITY, Jiangsu, CN;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
A61L 27/36 (2006.01); A61L 27/38 (2006.01); A61L 27/54 (2006.01); A61L 27/56 (2006.01);
U.S. Cl.
CPC ...
A61L 27/3675 (2013.01); A61L 27/383 (2013.01); A61L 27/54 (2013.01); A61L 27/56 (2013.01); A61L 2300/252 (2013.01); A61L 2300/412 (2013.01); A61L 2300/622 (2013.01); A61L 2430/32 (2013.01);
Abstract

A differential tissue-engineered nerve including motor-like nerves and sensory-like nerves. The motor-like nerve and the sensory-like nerve respectively includes a motor-like nerve outer tube and a motor-like nerve fiber in the outer tube as well as a sensory-like nerve outer tube and a sensory-like nerve fiber in the outer tube. Schwann cells and/or fibroblasts derived from motor nerves and sensory nerves are respectively contained in surfaces or pores of the motor-like and sensory-like nerve outer tubes. Transsynaptic signal molecules Neuroligin-1 and Neuroligin-2 are contained in surfaces or pores of the motor-like and sensory-like nerve fibers. Neuroligin-1 is selectively used to specifically promote synaptic remodeling of motor neurons, while Neuroligin-2 is selectively used to specifically promote synaptic remodeling of sensory neurons, so that repair efficiency of motor nerve cells and sensory nerve cells is improved.


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