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Ophtalmology

The clinical and basic research activity of the Ophthalmology Research Group is dedicated to finding new treatments for blindness through the development of new therapies for macular and retinal degenerative diseases, as well as for retinal vascular diseases (diabetic retinopathy and retinal vascular occlusions). Our group consists of core researchers and clinical researchers, so there is a clear clinical translation of the ongoing research in the research group.

We have a research program for the development of new therapeutic strategies based on:

  • Cell therapies
  • Formulations of ocular solutions (LUCIA PI18 and CELLUX EuroNanoMed/AC19)
  • Biological matrices
  • Gene therapy
  • Animal models
  • Retinal cell models based on stem cell-derived organoids.

In the clinical part, the research group bases its activity on clinical trials to develop new treatments for retinal diseases as well as on the ophthalmic involvement of systemic treatments, an example is the phase II trial to test mesenchymal cells (MSV) intravitreal in non-arteritic ischemic optic neuropathy (NAION), the RECOGNISED study or the PULSAR study with aflibercept.

Team

Gemma Gervilla Diaz

Gemma Gervilla Diaz

Research technician
Ophtalmology
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Gil Loyo, Alba

Gil Loyo, Alba

Research technician
Ophtalmology
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Jorge Fernandez Engroba

Jorge Fernandez Engroba

Predoctoral researcher
Ophtalmology
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Maddalen Zufiaurre Seijo

Maddalen Zufiaurre Seijo

Research technician
Ophtalmology
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Marc Tort Lacambra

Marc Tort Lacambra

Predoctoral researcher
Ophtalmology
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Marta Cros Perez

Marta Cros Perez

Research technician
Ophtalmology
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Gemma Gervilla Diaz

Gemma Gervilla Diaz

Research technician
Ophtalmology
Read more
Gil Loyo, Alba

Gil Loyo, Alba

Research technician
Ophtalmology
Read more
Jorge Fernandez Engroba

Jorge Fernandez Engroba

Predoctoral researcher
Ophtalmology
Read more
Maddalen Zufiaurre Seijo

Maddalen Zufiaurre Seijo

Research technician
Ophtalmology
Read more
Marc Tort Lacambra

Marc Tort Lacambra

Predoctoral researcher
Ophtalmology
Read more
Marta Cros Perez

Marta Cros Perez

Research technician
Ophtalmology
Read more

Research lines

Role of HAVRC/KIM-1 in the development and progression of the renal clear cell carcinoma (ccRCC) and in the damage/regeneration renal tubular processes

Overexpression of this protein in 60% of the ccRCCs has already been described. HAVR/KIM-1 overexpression in human ccRCC cell lines blocks cell differentiation and promotes cell scattering. We aim to determine the role of HAVR/KIM-1 in the development and progression of ccRCC, and its possible value as a diagnostic and prognostic biomarker. We also focus on KIM-1’s role in ischemia/reperfusion- or nephrotoxic-induced renal tubular injury. Overexpression of this protein in kidney injury has been described. However, whether its involvement is associated with processes enabling to recover tubular epithelium or potentially increasing damage is not known to this date. With the assistance of cultured renal tubular cell models, we are now investigating whether KIM-1 expression shifts are correlated with renal proximal tubule regeneration ability and, as a consequence, investigating its potential therapeutic application.

IP: Anna Meseguer Navarro

Active fractions of PEDF in the treatment of choroidal neovascularization in an animal model of AMD

IP: -

Cell therapy with Retinal Pigment Epithelium cells and Photoreceptors differentiated from human pluripotent stem cells in a rat model of retinitis pigmentosa

IP: -

CeO2 Nanoparticles-assisted stem-based cell therapy: an innovative nanopharmaceutical approach to treat retinal degenerative diseases

Chronic inflammation is now regarded as a major pathogenic pathway common in many different pathologies. This is the case of Age-related Macular Degeneration (AMD), a disease currently inevitable, orphan of treatment that represents a major cause of blindness in people over 50, and affects millions of people worldwide. The progression of AMD is associated to an increase of oxidative stress and inflammatory response in the eye leading to retinal cell death. Current studies suggest that antioxidant therapies for chronic inflammation treatment are a feasible objective to stop disease progression and represent a promising strategy to improve the therapeutic benefits of regenerative medicine to restore vision (since inflammation impedes proper regeneration). CeO2nanoparticles have a unique electronic structure that when reduced to the nanoscale, oxygen defects appear at their surface, behaving as sites for free radical scavenging. Thus, the main objective of CELLUX is to develop a novel pharmaceutical-based CeO2 nanoparticles eye drops to treat AMD that in combination with stem cell-based therapeutic strategies, will not only stop degeneration but restore vision. The accomplishment of the objectives will represent a significant advance in the current concept of nanomedicine to treat degenerative diseases.

IP: Anna Duarri Piqué

Blog

News

On January 24, a session was held to explain what these three-dimensional models are and what advantages they have, as well as to review some of their applications in research.

Els estudis avançaran en els camps de les malalties digestives, el VIH, la fatiga crònica, les patologies cardíaques, l’hepatitis, la diabetis i l’oftalmologia.

Dr. José García Arumi and Dr. Anna Duarri from the Ophthalmology research group at Vall Hebron Recerca lead the project.