InvEstigating oeStrogen Signalling and the Effect upoN the exTracelluar Matrix In pAtients With Obstructive Lung Disease

NCT ID: NCT06713512

Last Updated: 2024-12-03

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

RECRUITING

Total Enrollment

100 participants

Study Classification

OBSERVATIONAL

Study Start Date

2024-12-01

Study Completion Date

2028-11-01

Brief Summary

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This study aims to understand the role of oestrogen in patients with asthma and Chronic Obstructive Pulmonary Disorder (COPD). Therefore, what is the effect of oestrogen in these participants compared to controls (those without disease). The study hypothesises that oestrogen loss in patients with asthma and COPD causes accelerated lung function decline and changes to lung structure. It will investigate if this is mediated by inflammation, immune host response or elastin and collagen changes. It is an observational prospective cohort study aiming to recruit healthy controls, and people with asthma or COPD), and/or the menopause.

Detailed Description

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The investigators are investigating the effect of oestrogen and oestrogen loss on the lungs. This is important to because lung diseases are a growing problem globally. In people suffering from Asthma and chronic obstructive pulmonary disease (COPD), women are more likely to die from lung disease than men. The researchers believe this global difference is due to sex hormones. Women have more oestrogen than men. Other studies have shown that oestrogen affects the lungs through the immune system. The researchers want to know the effect that oestrogen has on the lungs in people suffering from Asthma and COPD by comparing this to people with no lung disease. The researchers are also particularly interested in what happens at the point where women lose oestrogen naturally, which is the menopause. They want to understand the effect of oestrogen in younger women and compare this to women who have experienced the menopause. This is an observational study. Therefore, the participants will have a baseline visit and another subsequent visit (or multiple visits which are optional) and the researchers will compare the changes in their oestrogen levels, lung function and immune system response. To understand the differences mentioned above in the body we require samples and questionnaires to be filled out at face-to-face visits. All participants will be given the opportunity to opt into different streams of visits which vary between 12 months and 24 months.

Conditions

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Chronic Obstructive Lung Disease Respiratory Ilness Estrogen Deficiency Asthma

Study Design

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Observational Model Type

COHORT

Study Time Perspective

PROSPECTIVE

Study Groups

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People with physician-diagnosed disease (Asthma and/or COPD).

People with physician-diagnosed disease (Asthma and/or COPD).

No intervention

Intervention Type OTHER

No Intervention

Healthy controls

People with no physician-diagnosed disease (Asthma and/or COPD).

No intervention

Intervention Type OTHER

No Intervention

Interventions

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No intervention

No Intervention

Intervention Type OTHER

Eligibility Criteria

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Inclusion Criteria

1. Men and women aged \> 18 years.
2. For female participants: pre-menopausal, peri-menopausal and post-menopausal women can all be included.
3. Participants willing and able to give informed consent for participation in the study.
4. Healthy controls \<10 pack year history (participants without Asthma or COPD).

Exclusion Criteria

1. Known or suspected current pulmonary tuberculosis, HIV (human immunodeficiency virus), Hepatitis B Virus, Hepatitis C Virus.
2. Alcohol or recreational drug abuse, is defined as when the use is harmful as per NHS definition.
3. History of psychiatric, medical, or surgical disorders.
4. Pregnant
5. Unable to provide written informed consent
6. History of advanced medical conditions with an expected prognosis of \< 3 years.
7. Patients with a history of active cancer.
8. Patients on long term oxygen (ambulatory oxygen).
Minimum Eligible Age

18 Years

Maximum Eligible Age

99 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

Yes

Sponsors

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Guy's and St Thomas' NHS Foundation Trust

OTHER

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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Mona Bafadhel

Role: PRINCIPAL_INVESTIGATOR

King's College London

Locations

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Guys & St Thomas NHS Foundation Trust

London, , United Kingdom

Site Status RECRUITING

Countries

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United Kingdom

Central Contacts

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Gill Radcliffe Ms, MRes

Role: CONTACT

+442071888070

Chris Mwasuku

Role: CONTACT

Facility Contacts

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Gillian Radcliffe, MRES

Role: primary

+442071888070

Christine Mwasuku, MSc

Role: backup

+442071888070

Other Identifiers

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326236

Identifier Type: -

Identifier Source: org_study_id