Measurements of Body Iron Excretion of Healthy Adults

This is an observation study of subjects who previously had iron-55 isotope administered in studies of iron absorption. By determining the retention of the isotope in blood during a 3-year period, body iron excretion can be measured.

Completed

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Key information

Conditions

Healthy

Age range

18 year and older

Sex eligibility

All sexes

Study type

Observational

Primary location

USDA Grand Forks Human Nutrition Research Center

Grand Forks, North Dakota, 58202, United States

About this study

One year following initial administration of iron-55 as a part of other related studies, subjects provide blood samples every 6 months for 3 years.

Who can participate

Healthy volunteers accepted: Yes

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

Must have taken iron-55 in previous study conducted by USDA Grand Forks Human Nutrition Research Center

Exclusion criteria

None

Treatment and study plan

Primary outcomes

Rate of Iron Excretion.

Time frame: 4 years

Iron excretion calculated as body Fe (mg) times turnover rate estimated from blood activity of Fe55

Sponsors and collaborators

Lead sponsor

USDA Grand Forks Human Nutrition Research Center

Fed

Registry information

Official study title

Body Iron Excretion of Healthy Adults as Measured by Isotope Dilution

Important dates

Study start: 1998
Primary completion: 2005
Study completion: 2005
First posted: Sep 18, 2008
Registry last updated: Jul 2, 2018

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

Published trials that share one or more normalized conditions with this study.

Completed