Update on ocular gene therapy and advances in treatment of inherited retinal diseases and exudative macular degeneration

2016 ◽  
Vol 27 (3) ◽  
pp. 268-273 ◽  
Author(s):  
Robert B. Garoon ◽  
J. Timothy Stout
Author(s):  
Fleur O’Hare ◽  
Thomas L Edwards ◽  
Monica L Hu ◽  
Doron G Hickey ◽  
Alexis C Zhang ◽  
...  

2021 ◽  
Vol 21 (4) ◽  
pp. 215-219
Author(s):  
A.K. Drakon ◽  
◽  
A.G. Kurguzova ◽  
V.M. Sheludchenko ◽  
N.B. Korchazhkina ◽  
...  

Age-related macular degeneration (AMD) is the leading cause of blindness in people over 55 in developed countries. Moreover, the number of these patients will increase growth as life expectancy increases. It is estimated that late AMD accounts for half of blindness and low vision cases in European countries. A myriad of studies is currently underway to discover cutting-edge, effective therapeutic modalities. Gene therapy is a novel alternative to regular intravitreal injections of anti-VEGF agents for late wet AMD. This technique’s heart is a specific gene delivery to target cells to generate natural VEGF inhibitors. Gene therapy affecting the complement system to deactivate its end product, the membrane attack complex, is reasonable in late atrophic AMD. Studies on stem cell therapy for late atrophic AMD undergo as well. It was demonstrated that retinal pigment epithelium (RPE) cells derived from human embryonic stem cells or induced pluripotent stem cells express typical RPE markers that can phagocytize photoreceptor segments. Electrical stimulation and magnet therapy are already introduced into clinical practice to rehabilitate patients with late AMD. Magnetic and electrical fields improve impulse transmitting, activate intracellular and tissue regeneration of the retina. Recent findings are promising but require further in-depth studies. Keywords: age-related macular degeneration, retinal scar, gene therapy, stem cells, physiotherapy, rehabilitative medicine. For citation: Drakon A.K., Kurguzova A.G., Sheludchenko V.M., Korchazhkina N.B. Non-medical treatment for late age-related macular degeneration. Russian Journal of Clinical Ophthalmology. 2021;21(4):215–219 (in Russ.). DOI: 10.32364/2311-7729-2021-21-4-215-219.


2007 ◽  
Vol 23 (6) ◽  
pp. 599-600 ◽  
Author(s):  
Jost B. Jonas ◽  
Ulrich H.M. Spandau ◽  
Frank Schlichtenbrede ◽  
Teodosio Libondi ◽  
Urs Vossmerbaeumer ◽  
...  

Author(s):  
Chitra Gopinath ◽  
Subhradeep Sarkar ◽  
Arkasubhra Ghosh

2019 ◽  
Vol 77 (5) ◽  
pp. 819-833 ◽  
Author(s):  
Parviz Mammadzada ◽  
Pablo M. Corredoira ◽  
Helder André

AbstractUnderstanding the mechanisms that underlie age-related macular degeneration (AMD) has led to the identification of key molecules. Hypoxia-inducible transcription factors (HIFs) have been associated with choroidal neovascularization and the progression of AMD into the neovascular clinical phenotype (nAMD). HIFs regulate the expression of multiple growth factors and cytokines involved in angiogenesis and inflammation, hallmarks of nAMD. This knowledge has propelled the development of a new group of therapeutic strategies focused on gene therapy. The present review provides an update on current gene therapies in ocular angiogenesis, particularly nAMD, from both basic and clinical perspectives.


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