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Beltsville, Maryland 20705


Berry components have been shown to influence cancer processes in cell culture studies. The investigators will conduct a study to investigate if blackberries influence the same cancer processes in a human feeding study.


Inclusion Criteria: - Non-smoking men and women - Aged 40-75 - BMI 19-38 kg/m2 Exclusion Criteria: - Younger then 40 ears old or older than 75 years old - BMI less than 19 or greater than 38 - Use of blood-thinning medications such as warfarin, dicumarol, or anisinidione - Presence of kidney disease, liver disease, gout, certain cancers, untreated thyroid, gastrointestinal, other metabolic diseases or malabsorption syndromes - Type 2 diabetes requiring the use of oral antidiabetic agents or insulin - Fasting triglycerides greater than 300 mg/dL - Fasting glucose greater than 126 mg/dL - History of eating disorders or other dietary patterns which are not consistent with the dietary intervention (e.g. vegetarians, very low fat diets, high protein diets) - Use of prescription of over-the-counter antiobesity medications or supplements during and for at least 6 months prior to the start of the study or a history of a surgical intervention for obesity - Active cardiovascular disease - Use of any tobacco products in the past 6 months - Use of oral or IV antibiotics during the month preceding the study or during the study - Unwillingness to abstain from vitamin, mineral, and herbal supplements for two weeks prior to the start of the study - Known (self-reported) allergy or adverse reaction to blackberries or gelatin - Unable or unwilling to give informed consent or communicate with study staff - Self-report of alcohol or substance abuse within the past 12 months and/or current acute treatment or rehabilitation program for these problems (long-term participation in Alcoholics Anonymous is not an exclusion) - Other medical, psychiatric, or behavioral factors that in the judgment of the Principal Investigator may interfere with study participation or the ability to follow the intervention protocol



Primary Contact:

Principal Investigator
Janet A Novotny, Ph.D.
Beltsville Human Nutrition Research Center, USDA

Backup Contact:


Location Contact:

Beltsville, Maryland 20705
United States

There is no listed contact information for this specific location.

Site Status: N/A

Data Source: ClinicalTrials.gov

Date Processed: August 31, 2019

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