Investigating Brown Adipose Tissue Activation in Humans
연구 개요
상태
정황
개입 / 치료
- 다른: Period 1 Visit 1 - Cold PET-CT Vehicle, Visit 2 -Warm PET-CT Vehicle
- 의약품: Period 1 Visit 1 - Cold PET-CT Vehicle, Visit 2 -Warm PET-CT Glucagon
- 다른: Period 1 Visit 1 - Cold PET-CT Vehicle, no visit 2 as BAT negative
- 의약품: Period 2 - Visit 1 Warm Control vehicle, Visit 2 Warm Glucagon, Visit 3 Cold control
- 의약품: Period 2 - Visit 1 Warm Glucagon, Visit 2 Cold control , Visit 3 Warm control
- 의약품: Period 2 -Visit 1 cold control, Visit 2 warm control, Visit 3 Warm glucagon
- 의약품: Period 2 -Visit 1 cold control, visit 2 warm glucagon, visit 3 warm control
- 의약품: Period 2- Visit 1 Warm glucagon, visit 2 warm control, visit 3 cold control
- 의약품: Period 2 - Visit 1 Warm control, visit 2 cold control, visit 3 warm glucagon
상세 설명
연구 유형
등록 (실제)
단계
- 해당 없음
연락처 및 위치
연구 장소
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London, 영국
- Imperial College London
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참여기준
자격 기준
공부할 수 있는 나이
건강한 자원 봉사자를 받아들입니다
연구 대상 성별
설명
Inclusion Criteria:
- aged >18 years
Exclusion Criteria:
- medical conditions
- recreational drug use
- participation in other trials within the preceding 2 months
- blood donation within 3 months of study participation
공부 계획
연구는 어떻게 설계됩니까?
디자인 세부사항
- 주 목적: 기초 과학
- 할당: 무작위
- 중재 모델: 크로스오버 할당
- 마스킹: 하나의
무기와 개입
참가자 그룹 / 팔 |
개입 / 치료 |
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활성 비교기: Period 1 Visit 1 - Cold PET-CT Vehicle, Visit 2 -Warm PET-CT Vehicle
Visit 1. Participants underwent F-fluorodeoxyglucose (18F-FDG) positron emission tomography, computerised tomography-(PET)CT, whilst wearing a cooling vest and receiving an infusion of gelofusine. Visit 2 Participants underwent F-fluorodeoxyglucose (18F-FDG) positron emission tomography, computerised tomography-(PET)CT, whilst receiving an infusion of gelofusine without a cooling vest. |
Temperature
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실험적: Period 1 Visit 1 - Cold PET-CT Vehicle, Visit 2 -Warm PET-CT Glucagon
Visit 1. Participants underwent F-fluorodeoxyglucose (18F-FDG) positron emission tomography, computerised tomography-(PET)CT, whilst wearing a cooling vest and receiving an infusion of gelofusine Visit 2 Participants underwent F-fluorodeoxyglucose (18F-FDG) positron emission tomography, computerised tomography-(PET)CT, whilst receiving an infusion of Glucagon at a dose of 50ng/kg/min without a cooling vest.
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Hormone
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활성 비교기: Period 1 Visit 1 - Cold PET-CT Vehicle, no visit 2 as BAT negative
Visit 1. Participants underwent F-fluorodeoxyglucose (18F-FDG) positron emission tomography, computerised tomography-(PET)CT, whilst wearing a cooling vest and receiving an infusion of gelofusine. No brown adipose tissue (BAT) identified on visit 1, therefore no visit 2. |
Temperature
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실험적: Period 2 - Visit 1 Warm Control vehicle, Visit 2 Warm Glucagon, Visit 3 Cold control
Visit 1- Each participant had calorimetry testing and thermal imaging whilst receiving an infusion of gelofusine. They were situated in an ambient temperature of 22-25 degrees celsius. Visit 2 - Each participant had calorimetry testing and thermal imaging whilst receiving an infusion of Glucagon at a dose of 50ng/kg/min. They were situated in an ambient temperature of 22-25 degrees celsius. Visit 3 - Each participant had calorimetry testing and thermal imaging whilst receiving an infusion of gelofusine and wearing a cooling vest. |
Hormone
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실험적: Period 2 - Visit 1 Warm Glucagon, Visit 2 Cold control , Visit 3 Warm control
Visit 1- Each participant had calorimetry testing and thermal imaging whilst receiving an infusion of Glucagon at a dose of 50ng/kg/min. They were situated in an ambient temperature of 22-25 degrees celsius. Visit 2 - Each participant had calorimetry testing and thermal imaging whilst receiving an infusion of gelofusine and wearing a cooling vest. Visit 3 Each participant had calorimetry testing and thermal imaging whilst receiving an infusion of gelofusine. They were situated in an ambient temperature of 22-25 degrees celsius. |
Hormone
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실험적: Period 2 -Visit 1 cold control, Visit 2 warm control, Visit 3 Warm glucagon
Visit 1 - Each participant had calorimetry testing and thermal imaging whilst receiving an infusion of gelofusine and wearing a cooling vest. Visit 2 - Each participant had calorimetry testing and thermal imaging whilst receiving an infusion of gelofusine. They were situated in an ambient temperature of 22-25 degrees celsius. Visit 3 - Each participant had calorimetry testing and thermal imaging whilst receiving an infusion of Glucagon at a dose of 50ng/kg/min. They were situated in an ambient temperature of 22-25 degrees celsius. |
hormone
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실험적: Period 2 -Visit 1 cold control, visit 2 warm glucagon, visit 3 warm control
Visit 1 - Each participant had calorimetry testing and thermal imaging whilst receiving an infusion of gelofusine and wearing a cooling vest. Visit 2- Each participant had calorimetry testing and thermal imaging whilst receiving an infusion of Glucagon at a dose of 50ng/kg/min. They were situated in an ambient temperature of 22-25 degrees Celsius. Visit 3 - Each participant had calorimetry testing and thermal imaging whilst receiving an infusion of gelofusine. They were situated in an ambient temperature of 22-25 degrees Celsius. |
hormone
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실험적: Period 2- Visit 1 Warm glucagon, visit 2 warm control, visit 3 cold control
Visit 1- Each participant had calorimetry testing and thermal imaging whilst receiving an infusion of Glucagon at a dose of 50ng/kg/min. They were situated in an ambient temperature of 22-25 degrees Celsius. Visit 2 Each participant had calorimetry testing and thermal imaging whilst receiving an infusion of gelofusine. They were situated in an ambient temperature of 22-25 degrees Celsius. Visit 3- Each participant had calorimetry testing and thermal imaging whilst receiving an infusion of gelofusine and wearing a cooling vest. |
hormone
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실험적: Period 2 - Visit 1 Warm control, visit 2 cold control, visit 3 warm glucagon
Visit 1 Each participant had calorimetry testing and thermal imaging whilst receiving an infusion of gelofusine. They were situated in an ambient temperature of 22-25 degrees Celsius. Visit 2- Each participant had calorimetry testing and thermal imaging whilst receiving an infusion of gelofusine and wearing a cooling vest. Visit 3 Each participant had calorimetry testing and thermal imaging whilst receiving an infusion of Glucagon at a dose of 50ng/kg/min. They were situated in an ambient temperature of 22-25 degrees Celsius |
Hormone
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연구는 무엇을 측정합니까?
주요 결과 측정
결과 측정 |
측정값 설명 |
기간 |
|---|---|---|
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Brown Adipose Tissue Activation Following Glucagon or Saline Infusion
기간: 2hours
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Period 1 Brown Adipose Tissue (BAT) activation measured using metabolic rate of glucose (MR[gluc]) during F-fluorodeoxyglucose (18F-FDG) positron emission tomography (PET-CT) for Cold PET-CT Vehicle vs Warm PET-CT Vehicle vs warm PET-CT Glucagon.
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2hours
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Increase in Energy Expenditure Following Glucagon or Saline Infusion
기간: 2hours
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Period 2 Increase in energy expenditure measured using indirect calorimetry for Cold control vs Warm Control vs Warm Glucagon.
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2hours
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공동 작업자 및 조사자
수사관
- 수석 연구원: Waljit Dhillo, Imperial College London
간행물 및 유용한 링크
연구 기록 날짜
연구 주요 날짜
연구 시작
기본 완료 (실제)
연구 완료 (실제)
연구 등록 날짜
최초 제출
QC 기준을 충족하는 최초 제출
처음 게시됨 (추정)
연구 기록 업데이트
마지막 업데이트 게시됨 (실제)
QC 기준을 충족하는 마지막 업데이트 제출
마지막으로 확인됨
추가 정보
이 연구와 관련된 용어
키워드
추가 관련 MeSH 약관
기타 연구 ID 번호
- 13HH0688
개별 참가자 데이터(IPD) 계획
개별 참가자 데이터(IPD)를 공유할 계획입니까?
약물 및 장치 정보, 연구 문서
미국 FDA 규제 의약품 연구
미국 FDA 규제 기기 제품 연구
미국에서 제조되어 미국에서 수출되는 제품
이 정보는 변경 없이 clinicaltrials.gov 웹사이트에서 직접 가져온 것입니다. 귀하의 연구 세부 정보를 변경, 제거 또는 업데이트하도록 요청하는 경우 register@clinicaltrials.gov. 문의하십시오. 변경 사항이 clinicaltrials.gov에 구현되는 즉시 저희 웹사이트에도 자동으로 업데이트됩니다. .
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