2000
Dietary fat intake and endogenous sex steroid hormone levels in postmenopausal women.
Holmes M, Spiegelman D, Willett W, Manson J, Hunter D, Barbieri R, Colditz G, Hankinson S. Dietary fat intake and endogenous sex steroid hormone levels in postmenopausal women. Journal Of Clinical Oncology 2000, 18: 3668-76. PMID: 11054440, DOI: 10.1200/jco.2000.18.21.3668.Peer-Reviewed Original ResearchConceptsDietary fat intakeFat intakePostmenopausal womenInverse associationHormone levelsSex steroid hormone levelsHealthy postmenopausal womenTotal fat intakeFood frequency questionnaireEndogenous estrogen levelsBreast cancer riskOmega-3 fatsSex steroid hormonesCross-sectional associationsSteroid hormone levelsPercentage of energyEstradiol levelsEstrogen levelsPlasma sex steroidsPlasma levelsSex steroidsCancer riskProtein intakeEnergy intakeSteroid hormones
1998
Plasma Sex Steroid Hormone Levels and Risk of Breast Cancer in Postmenopausal Women
Hankinson S, Willett W, Manson J, Colditz G, Hunter D, Spiegelman D, Barbieri R, Speizer F. Plasma Sex Steroid Hormone Levels and Risk of Breast Cancer in Postmenopausal Women. Journal Of The National Cancer Institute 1998, 90: 1292-1299. PMID: 9731736, DOI: 10.1093/jnci/90.17.1292.Peer-Reviewed Original ResearchConceptsSex steroid hormone levelsHormone replacement therapyBreast cancer riskPostmenopausal womenBreast cancerSteroid hormone levelsBlood collectionEstrogen levelsReplacement therapyHormone levelsCancer riskHealth StudyPrevious hormone replacement therapyPlasma sex steroid hormone levelsPostmenopausal estrogen levelsNurses' Health StudyPlasma estrogen levelsLevels of estradiolCase-control studyPlasma androgen levelsBioavailable estradiolMenopausal statusSignificant positive associationControl subjectsLowest quartile