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Influnza vaccination is highly recommended over the age of 50,but is only 50% efficatious among the elderly. A Vaccine given as a nasal spray may improve compliance and local immunity.Liposomes are lipid particles that may serve as carriers for the vaccine and together they enhance the local immune response in mice when given as nasal spray.This study aims to examine the safety and nasal and humoral responses to the nasal vaccine compared to the commercial muscular vaccine.
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| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| Vaccination | Biological |
| Measure | Description | Time Frame |
|---|---|---|
| Seroprotection |
| Measure | Description | Time Frame |
|---|---|---|
| Antibody levels |
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Inclusion Criteria:Healthy young(20-45years old) and elderly(65-95 years old) volunteers -
Exclusion Criteria:Known allergy to eggs and to the flu vaccine, pregnant and breast feeding women, chronic viral carriers, recently hospitalized persons
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| Name | Affiliation | Role |
|---|---|---|
| Arie Ben Yehuda, M.D. | Hadassah Medical Organization | Study Director |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Hadassah Medical Organization | Jerusalem | 91120 | Israel |
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| ID | Term |
|---|---|
| D007251 | Influenza, Human |
| ID | Term |
|---|---|
| D012141 | Respiratory Tract Infections |
| D007239 | Infections |
| D009976 | Orthomyxoviridae Infections |
| D012327 | RNA Virus Infections |
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| ID | Term |
|---|---|
| D014611 | Vaccination |
| ID | Term |
|---|---|
| D016233 | Immunotherapy, Active |
| D007114 | Immunization |
| D007167 | Immunotherapy |
| D056747 | Immunomodulation |
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| D014777 | Virus Diseases |
| D012140 | Respiratory Tract Diseases |
| D001691 |
| Biological Therapy |
| D013812 | Therapeutics |
| D007158 | Immunologic Techniques |
| D008919 | Investigative Techniques |
| D011322 | Primary Prevention |
| D011314 | Preventive Health Services |
| D006296 | Health Services |
| D005159 | Health Care Facilities Workforce and Services |
| D003140 | Communicable Disease Control |
| D015980 | Public Health Practice |
| D011634 | Public Health |
| D004778 | Environment and Public Health |