Neuroprotective Effect of Lutein on NMDA-Induced Retinal Ganglion Cell Injury in Rat Retina

2015 ◽  
Vol 36 (4) ◽  
pp. 531-540 ◽  
Author(s):  
Chanjuan Zhang ◽  
Zhen Wang ◽  
Jiayi Zhao ◽  
Qin Li ◽  
Cuiqin Huang ◽  
...  
2021 ◽  
Vol 11 (1) ◽  
Author(s):  
Michal Geva ◽  
Noga Gershoni-Emek ◽  
Luana Naia ◽  
Philip Ly ◽  
Sandra Mota ◽  
...  

AbstractOptic neuropathies such as glaucoma are characterized by retinal ganglion cell (RGC) degeneration and death. The sigma-1 receptor (S1R) is an attractive target for treating optic neuropathies as it is highly expressed in RGCs, and its absence causes retinal degeneration. Activation of the S1R exerts neuroprotective effects in models of retinal degeneration. Pridopidine is a highly selective and potent S1R agonist in clinical development. We show that pridopidine exerts neuroprotection of retinal ganglion cells in two different rat models of glaucoma. Pridopidine strongly binds melanin, which is highly expressed in the retina. This feature of pridopidine has implications to its ocular distribution, bioavailability, and effective dose. Mitochondria dysfunction is a key contributor to retinal ganglion cell degeneration. Pridopidine rescues mitochondrial function via activation of the S1R, providing support for the potential mechanism driving its neuroprotective effect in retinal ganglion cells.


Gene ◽  
2020 ◽  
Vol 763 ◽  
pp. 145030
Author(s):  
Rui-Xue Sun ◽  
Zhao-Hui Sun ◽  
Qian Ren ◽  
Li Li ◽  
Li Yin ◽  
...  

2010 ◽  
Vol 91 (6) ◽  
pp. 800-810 ◽  
Author(s):  
Diego García-Ayuso ◽  
Manuel Salinas-Navarro ◽  
Marta Agudo ◽  
Nicolás Cuenca ◽  
Isabel Pinilla ◽  
...  

2010 ◽  
Vol 11 (1) ◽  
pp. 125 ◽  
Author(s):  
Rajkumar Tulsawani ◽  
Lorena S Kelly ◽  
Nigar Fatma ◽  
Bhavanaben Chhunchha ◽  
Eri Kubo ◽  
...  

2010 ◽  
Vol 91 (1) ◽  
pp. 48-53 ◽  
Author(s):  
Juan Qu ◽  
Danyi Wang ◽  
Cynthia L. Grosskreutz

2012 ◽  
Vol 54 (2) ◽  
pp. 190-206 ◽  
Author(s):  
Charanjit Kaur ◽  
Viswanathan Sivakumar ◽  
Remya Robinson ◽  
Wallace S. Foulds ◽  
Chi D. Luu ◽  
...  

2010 ◽  
Vol 44 (3) ◽  
pp. 173-178 ◽  
Author(s):  
Vicki Chrysostomou ◽  
Ian A. Trounce ◽  
Jonathan G. Crowston

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