A Study of an Encapsulated Cell Technology (ECT) Implant for Patients With Atrophic Macular Degeneration
Public ClinicalTrials.gov record NCT00447954. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
A Phase II Study of Implants of Encapsulated Human NTC-201 Cells Releasing Ciliary Neurotrophic Factor (CNTF), in Participants With Visual Acuity Impairment Associated With Atrophic Macular Degeneration
Study identification
- NCT ID
- NCT00447954
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 2
- Lead sponsor
- Neurotech Pharmaceuticals
- Industry
- Enrollment
- 53 participants
Conditions and interventions
Interventions
- High Dose NT-501 implant Combination Product
- Low Dose NT-501 implant Combination Product
- Sham Other
Combination Product · Other
Eligibility (public fields only)
- Age range
- 50 Years and older
- Sex
- All
- Healthy volunteers
- Healthy volunteers not accepted
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Jan 4, 2007
- Primary completion
- May 10, 2009
- Completion
- May 10, 2009
- Last update posted
- Mar 27, 2025
2007 – 2009
United States locations
- U.S. sites
- 8
- U.S. states
- 6
- U.S. cities
- 8
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Retina-Vitreous Associates Medical Group | Beverly Hills | California | 90211 | — |
| Retina Group of Florida | Hollywood | Florida | 33021-6746 | — |
| Bascom Palmer Eye Institute | Miami | Florida | 33101 | — |
| Ophthalmic Consultants of Boston | Boston | Massachusetts | 02114 | — |
| Beaumont Eye Institute | Royal Oak | Michigan | 48073-6710 | — |
| Retina Foundation of Southwest | Dallas | Texas | 75231 | — |
| Vitreoretinal Consultants | Houston | Texas | 77030 | — |
| University of Utah | Salt Lake City | Utah | 84132 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT00447954, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted Mar 27, 2025 · Synced Jul 23, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT00447954 live on ClinicalTrials.gov.