J E Chavarro

Summary

Affiliation: Harvard University
Country: USA

Publications

  1. ncbi request reprint Effects of a school-based obesity-prevention intervention on menarche (United States)
    Jorge E Chavarro
    Department of Nutrition, Harvard School of Public Health, 665 Huntington Ave, Boston, MA 02115, USA
    Cancer Causes Control 16:1245-52. 2005
  2. pmc Body mass index and short-term weight change in relation to treatment outcomes in women undergoing assisted reproduction
    Jorge E Chavarro
    Department of Nutrition, Harvard School of Public Health, Boston, Massachusetts 02115, USA
    Fertil Steril 98:109-16. 2012
  3. ncbi request reprint Socio-demographic predictors of age at menarche in a group of Colombian university women
    J Chavarro
    Harvard School of Public Health, Department of Nutrition, Boston, Massachusetts 02115, USA
    Ann Hum Biol 31:245-57. 2004
  4. pmc A 22-y prospective study of fish intake in relation to prostate cancer incidence and mortality
    Jorge E Chavarro
    Department of Nutrition, Harvard School of Public Health, Boston, MA 02115, USA
    Am J Clin Nutr 88:1297-303. 2008
  5. pmc Body mass index in relation to semen quality, sperm DNA integrity, and serum reproductive hormone levels among men attending an infertility clinic
    Jorge E Chavarro
    Channing Laboratory, Department of Medicine, Brigham and Women s Hospital and Harvard Medical School, Boston, Massachusetts, USA
    Fertil Steril 93:2222-31. 2010
  6. pmc Caffeinated and alcoholic beverage intake in relation to ovulatory disorder infertility
    Jorge E Chavarro
    Department of Nutrition, Harvard School of Public Health, Boston, MA, USA
    Epidemiology 20:374-81. 2009
  7. pmc Validity of maternal recall of preschool diet after 43 years
    Jorge E Chavarro
    Department of Medicine, Brigham and Women s Hospital, Harvard Medical School, Boston, MA 02115, USA
    Am J Epidemiol 169:1148-57. 2009
  8. pmc Validity of adolescent diet recall 48 years later
    Jorge E Chavarro
    Department of Nutrition, Harvard School of Public Health, Boston, MA 02115, USA
    Am J Epidemiol 170:1563-70. 2009
  9. pmc Trans-fatty acid levels in sperm are associated with sperm concentration among men from an infertility clinic
    Jorge E Chavarro
    Department of Nutrition, Harvard School of Public Health, Boston, Massachusetts 02115, USA
    Fertil Steril 95:1794-7. 2011
  10. pmc A prospective study of trans fat intake and risk of preeclampsia in Denmark
    J E Chavarro
    Department of Nutrition, Harvard School of Public Health, Boston, MA 02115, USA
    Eur J Clin Nutr 65:944-51. 2011

Detail Information

Publications25

  1. ncbi request reprint Effects of a school-based obesity-prevention intervention on menarche (United States)
    Jorge E Chavarro
    Department of Nutrition, Harvard School of Public Health, 665 Huntington Ave, Boston, MA 02115, USA
    Cancer Causes Control 16:1245-52. 2005
    ..Early menarche is a risk factor for breast cancer. Since body composition influences age at menarche we decided to estimate the effects of a school-based intervention for the prevention of obesity on the initiation of menses in young girls...
  2. pmc Body mass index and short-term weight change in relation to treatment outcomes in women undergoing assisted reproduction
    Jorge E Chavarro
    Department of Nutrition, Harvard School of Public Health, Boston, Massachusetts 02115, USA
    Fertil Steril 98:109-16. 2012
    ..To assess the relation between body mass index (BMI) and short-term weight change with assisted reproductive technology (ART) outcomes...
  3. ncbi request reprint Socio-demographic predictors of age at menarche in a group of Colombian university women
    J Chavarro
    Harvard School of Public Health, Department of Nutrition, Boston, Massachusetts 02115, USA
    Ann Hum Biol 31:245-57. 2004
    ..Age at menarche is an important developmental milestone known to be modified by social and environmental factors. The determinants and potential change over time of age at menarche in Colombia are not well documented...
  4. pmc A 22-y prospective study of fish intake in relation to prostate cancer incidence and mortality
    Jorge E Chavarro
    Department of Nutrition, Harvard School of Public Health, Boston, MA 02115, USA
    Am J Clin Nutr 88:1297-303. 2008
    ..Fish and seafood n-3 fatty acids may prevent or delay the progression of prostate cancer, but epidemiologic studies do not uniformly support this hypothesis...
  5. pmc Body mass index in relation to semen quality, sperm DNA integrity, and serum reproductive hormone levels among men attending an infertility clinic
    Jorge E Chavarro
    Channing Laboratory, Department of Medicine, Brigham and Women s Hospital and Harvard Medical School, Boston, Massachusetts, USA
    Fertil Steril 93:2222-31. 2010
    ..To examine the association between body weight and measures of male reproductive potential...
  6. pmc Caffeinated and alcoholic beverage intake in relation to ovulatory disorder infertility
    Jorge E Chavarro
    Department of Nutrition, Harvard School of Public Health, Boston, MA, USA
    Epidemiology 20:374-81. 2009
    ..However, most of these studies have retrospectively collected information on alcohol and caffeine intake, making the results susceptible to biases...
  7. pmc Validity of maternal recall of preschool diet after 43 years
    Jorge E Chavarro
    Department of Medicine, Brigham and Women s Hospital, Harvard Medical School, Boston, MA 02115, USA
    Am J Epidemiol 169:1148-57. 2009
    ..27; range, -0.14 to 0.85). Correlations for nutrient intakes were consistently low (median, 0.06; range, -0.35 to 0.27). Overall, the FFQ did not validly reflect overall preschool diet when completed by mothers 4 decades later...
  8. pmc Validity of adolescent diet recall 48 years later
    Jorge E Chavarro
    Department of Nutrition, Harvard School of Public Health, Boston, MA 02115, USA
    Am J Epidemiol 170:1563-70. 2009
    ..However, this food frequency questionnaire did not validly measure overall adolescent diet when completed by middle-aged and older adults on average 48 years after adolescence...
  9. pmc Trans-fatty acid levels in sperm are associated with sperm concentration among men from an infertility clinic
    Jorge E Chavarro
    Department of Nutrition, Harvard School of Public Health, Boston, Massachusetts 02115, USA
    Fertil Steril 95:1794-7. 2011
    ..Trans-fatty acids were present in human sperm and were related inversely to sperm concentration (r = -0.44)...
  10. pmc A prospective study of trans fat intake and risk of preeclampsia in Denmark
    J E Chavarro
    Department of Nutrition, Harvard School of Public Health, Boston, MA 02115, USA
    Eur J Clin Nutr 65:944-51. 2011
    ..Thus, we examined the association of second trimester intake of trans fats with risk of preeclampsia and severe preeclampsia...
  11. pmc Soy food and isoflavone intake in relation to semen quality parameters among men from an infertility clinic
    Jorge E Chavarro
    Department of Nutrition, Harvard School of Public Health, Boston, MA, USA
    Hum Reprod 23:2584-90. 2008
    ..High isoflavone intake has been related to decreased fertility in animal studies, but data in humans are scarce. Thus, we examined the association of soy foods and isoflavones intake with semen quality parameters...
  12. pmc Protein intake and ovulatory infertility
    Jorge E Chavarro
    Department of Nutrition, Harvard School of Public Health, Boston, MA 02115, USA
    Am J Obstet Gynecol 198:210.e1-7. 2008
    ..The objective of the study was to evaluate whether intake of protein from animal and vegetable origin is associated with ovulatory infertility...
  13. ncbi request reprint A prospective study of dairy foods intake and anovulatory infertility
    J E Chavarro
    Department of Nutrition, Harvard School of Public Health, Boston, Massachusetts 02115, USA
    Hum Reprod 22:1340-7. 2007
    ..Yet, few studies have been conducted in humans and their results are inconsistent. We evaluated whether intake of dairy foods was associated with anovulatory infertility and whether this association differed according to fat content...
  14. ncbi request reprint Iron intake and risk of ovulatory infertility
    Jorge E Chavarro
    Department of Nutrition and Epidemiology, Harvard School of Public Health, Boston, Massachusetts 02115, USA
    Obstet Gynecol 108:1145-52. 2006
    ..To evaluate whether iron supplement use or greater intake of total, heme and nonheme iron is associated with lower risk of ovulatory infertility...
  15. ncbi request reprint A prospective study of polyunsaturated fatty acid levels in blood and prostate cancer risk
    Jorge E Chavarro
    Department of Nutrition, Harvard School of Public Health, 665 Huntington Avenue, Boston, MA 02115, USA
    Cancer Epidemiol Biomarkers Prev 16:1364-70. 2007
    ..Animal models suggest that n-3 fatty acids inhibit prostate cancer proliferation, whereas n-6 fatty acids promote it, but epidemiologic studies do not uniformly support these findings...
  16. pmc Use of multivitamins, intake of B vitamins, and risk of ovulatory infertility
    Jorge E Chavarro
    Department of Nutrition, Harvard School of Public Health, Boston, Massachusetts 02115, USA
    Fertil Steril 89:668-76. 2008
    ..To examine whether use of multivitamins and intake of specific nutrients in multivitamins is associated with ovulatory infertility...
  17. pmc A prospective study of dietary carbohydrate quantity and quality in relation to risk of ovulatory infertility
    J E Chavarro
    Department of Nutrition, Harvard School of Public Health, Boston, MA 02115, USA
    Eur J Clin Nutr 63:78-86. 2009
    ..To evaluate whether the amount or quality of carbohydrate in diet is associated with ovulatory infertility...
  18. ncbi request reprint Diet and lifestyle in the prevention of ovulatory disorder infertility
    Jorge E Chavarro
    Department of Nutrition, Harvard School of Public Health, Boston MA 02115, USA
    Obstet Gynecol 110:1050-8. 2007
    ..To evaluate the relation of a dietary pattern and other lifestyle practices to risk of ovulatory disorder infertility...
  19. doi request reprint A prospective study of trans-fatty acid levels in blood and risk of prostate cancer
    Jorge E Chavarro
    Department of Nutrition, Harvard School of Public Health, 665 Huntington Avenue, Boston, MA 02115, USA
    Cancer Epidemiol Biomarkers Prev 17:95-101. 2008
    ..Previous studies suggest a positive association between markers of trans-fatty acid intake and prostate cancer. We therefore prospectively evaluated the association between blood trans-fatty acid levels and risk of prostate cancer...
  20. ncbi request reprint Dietary fatty acid intakes and the risk of ovulatory infertility
    Jorge E Chavarro
    Department of Nutrition, Brigham and Women s Hospital, Harvard Medical School, Boston, MA 02115, USA
    Am J Clin Nutr 85:231-7. 2007
    ..Pharmacologic activation of the peroxisome proliferator-activated receptor gamma (PPAR-gamma) improves ovulatory function in women with polycystic ovary syndrome, and specific dietary fatty acids can affect PPAR-gamma activity...
  21. doi request reprint Growing up under generalized violence: an ecological study of homicide rates and secular trends in age at menarche in Colombia, 1940s-1980s
    Eduardo Villamor
    Department of Nutrition, Harvard School of Public Health, Boston, MA 02115, USA
    Econ Hum Biol 7:238-45. 2009
    ..These results could suggest a potential impact on maturation of psychosocial stress in childhood due to exposure to a generalized atmosphere of violence and fear...
  22. pmc A prospective study of dietary fat consumption and endometriosis risk
    Stacey A Missmer
    Channing Laboratory, Department of Medicine, Brigham and Women s Hospital and Harvard Medical School, Boston, MA 02115 5804, USA
    Hum Reprod 25:1528-35. 2010
    ..Fish oil consumption has been associated with symptom improvement in studies of women with primary dysmenorrhea and with decreased endometriosis risk in autotransplantation animal studies...
  23. pmc Dairy food intake in relation to semen quality and reproductive hormone levels among physically active young men
    M Afeiche
    Department of Nutrition, Harvard School of Public Health, Boston, MA 02115, USA
    Hum Reprod 28:2265-75. 2013
    ..Is increased consumption of dairy foods associated with lower semen quality?..
  24. pmc Fatty acid synthase polymorphisms, tumor expression, body mass index, prostate cancer risk, and survival
    Paul L Nguyen
    Dana Farber Cancer Institute, Harvard Medical School, Boston, MA, USA
    J Clin Oncol 28:3958-64. 2010
    ..We examined whether common germline single nucleotide polymorphisms (SNPs) in the FASN gene affect prostate cancer (PCa) risk or PCa-specific mortality and whether these effects vary by body mass index (BMI)...
  25. pmc A 22-year prospective study of fish, n-3 fatty acid intake, and colorectal cancer risk in men
    Megan N Hall
    Department of Epidemiology, Mailman School of Public Health, Columbia University, New York, NY 10032, USA
    Cancer Epidemiol Biomarkers Prev 17:1136-43. 2008
    ..Human studies have not shown consistent results. We examined the association between intakes of fish and n-3 fatty acids from fish and colorectal cancer risk in men enrolled in the Physicians' Health Study...