Gary G. Schwartz, Ph.D.Wake Forest School of Medicine

Gary G. Schwartz, Ph.D.

Center of Excellence Director,
Associate Professor,

Contact Information

Academic: 336-716-7446 | Department: 336-716-7446


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Education & Training

  • B.A., Pomona College , 1978
  • Ph.D., University of North Carolina-Chapel Hill , 1985
  • M.P.H., University of North Carolina-Chapel Hill , 1988
  • Ph.D., University of North Carolina-Chapel Hill , 1993
Gary G. Schwartz, Ph.D.

Gary G. Schwartz, Ph.D.

Center of Excellence Director, Comprehensive Cancer Center
Associate Professor, Cancer Biology
Comprehensive Cancer Center
Center for Integrative Medicine
Epidemiology & Prevention

Research Interests


Contact Information

Academic: 336-716-7446 | Department: 336-716-7446


Media Medical Expert »

Related Links

Recent Publications

Schwartz GG, Sahmoun AE. Ovarian cancer incidence in the United States in relation to manufacturing industry. Int J Gynecol Cancer. 2014;24(2):247-251.

Wang W, Ingles SA, Torres-Mejia G, Stern MC, Stanczyk FZ, Schwartz GG, Nelson DO, Fejerman L, Wolff RK, Slattery ML, John EM. Genetic variants and non-genetic factors predict circulating vitamin D levels in Hispanic and non-Hispanic White women: the Breast Cancer Health Disparities Study. Int J Mol Epidemiol Genet. 2014;5(1):31-46.

Schwartz GG. Eye cancer incidence in U.S. States and access to fuoridated water. Cancer Epidemiol Biomarkers Prev. 2014;23(9):1707-1711.

Houston DK, Neiberg RH, Tooze JA, Hausman DB, Johnson MA, Cauley JA, Bauer DC, Shea MK, Schwartz GG, Williamson JD, Harris TB, Kritchevsky SB. Low 25-hydroxyvitamin D predicts the onset of mobility limitation and disability in community-dwelling older adults: the Health ABC Study. J Gerontol A Biol Sci Med Sci. 2013;68(2):181-187.

Rowland GW, Schwartz GG, John EM, Ingles SA. Protective effects of low calcium intake and low calcium absorption vitamin D receptor genotype in the California Collaborative Prostate Cancer Study. Cancer Epidemiol Biomarkers Prev. 2013;22(1):16-24.

Lawrence JA, Akman SA, Melin SA, Case LD, Schwartz GG. Oral paricalcitol (19-nor-1,25-dihydroxyvitamin D2) in women receiving chemotherapy for metastatic breast cancer: a feasibility trial. Cancer Biol Ther. 2013;14(6):476-480.

Datta M, Schwartz GG. Calcium and vitamin D supplements do not prevent loss of bone mineral density in women undergoing therapy for breast cancer [abstract]. FASEB J. 2013;27():233.5.

Schwartz GG. Vitamin D, sunlight, and the epidemiology of prostate cancer. Anticancer Agents Med Chem. 2013;13(1):45-57.

Rowland GW, Schwartz GG, John EM, Ingles SA. Calcium intake and prostate cancer among African Americans: effect modification by vitamin D receptor calcium absorption genotype. J Bone Miner Res. 2012;27(1):187-194.

Schwartz GG. Circulating vitamin D and risk of prostate cancer--letter. Cancer Epidemiol Biomarkers Prev. 2012;21(1):246.

Schwartz GG. Calcium and the natural history of prostate cancer [abstract]. Ann Nutr Metab. 2012;60(2):142.

Thaw SS, Sahmoun A, Schwartz GG. Serum calcium, tumor size, and hormone receptor status in women with untreated breast cancer. Cancer Biol Ther. 2012;13(7):467-471.

Williams CD, Whitley BM, Hoyo C, Grant DJ, Schwartz GG, Presti JC Jr, Iraggi JD, Newman KA, Gerber L, Taylor LA, McKeever MG, Freedland SJ. Dietary calcium and risk for prostate cancer: a case-control study among US veterans. Prev Chronic Dis. 2012;9():110125.

Schwartz GG, Skinner HG. A prospective study of total and ionized serum calcium and time to fatal prostate cancer. Cancer Epidemiol Biomarkers Prev. 2012;21(10):1768-1773.

Houston DK, Tooze JA, Neiberg RH, Hausman DB, Johnson MA, Cauley JA, Bauer DC, Cawthon PM, Shea MK, Schwartz GG, Williamson JD, Tylavsky FA, Visser M, Simonsick EM, Harris TB, Kritchevsky SB. 25-hydroxyvitamin D status and change in physical performance and strength in older adults: the Health, Aging, and Body Composition Study. Am J Epidemiol. 2012;176(11):1025-1034.

Kritchevsky SB, Tooze JA, Neiberg RH, Schwartz GG, Hausman DB, Johnson MA, Bauer DC, Cauley JA, Shea MK, Cawthon PM, Harris TB, Rubin SM, Tylavsky FA, Houston DK. 25-Hydroxyvitamin D, parathyroid hormone, and mortality in black and white older adults: the Health ABC study. J Clin Endocrinol Metab. 2012;97(11):4156-4165.

Stinchcombe T, Socinski MA, Moore DT, Gettinger SN, Decker RH, Petty WJ, Blackstock AW, Schwartz G, Lankford S, Morris DE. Phase I/II trial of bevacizumab (B) and erlotinib (E) with induction (IND) and concurrent (CON) carboplatin (Cb)/paclitaxel (P) and 74 Gy of thoracic conformal radiotherapy (TCRT) in stage III non-small cell lung cancer (NSCLC) [abstract]. J Clin Oncol. 2011;29(Suppl):abstr 7016.

Houston DK, Tooze JA, Neiberg RH, Hausman DB, Johnson MA, Cauley JA, Bauer DC, Schwartz GG, Williamson JD, Kritchevsky SB, et al. Serum 25-hydroxyvitamin D and recurrent falls: the Health ABC Study [abstract]. J Am Geriatr Soc. 2011;59(Suppl 1):S14.

Dev R, Del Fabbro E, Schwartz GG, Hui D, Palla SL, Gutierrez N, Bruera E. Preliminary report: vitamin D deficiency in advanced cancer patients with symptoms of fatigue or anorexia. Oncologist. 2011;16(11):1637-1641.

Martin E, Miller M, Krebsbach L, Beal JR, Schwartz GG, Sahmoun AE. Serum calcium levels are elevated among women with untreated postmenopausal breast cancer. Cancer Causes Control. 2010;21(2):251-257.

Schwartz GG, John EM, Rowland G, Ingles SA. Prostate cancer in African-American men and polymorphism in the calcium-sensing receptor. Cancer Biol Ther. 2010;9(12):994-999.

Jennings-Gee JE, Tozlovanu M, Manderville R, Miller MS, Pfohl-Leszkowicz A, Schwartz GG. Ochratoxin A: in utero exposure in mice induces adducts in testicular DNA. Toxins. 2010;2(6):1428-1444.

Skinner HG, Litzelman K, Schwartz GG. Recent clinical trials of vitamin D3 supplementation and serum calcium levels in humans: implications for vitamin D-based chemoprevention. Curr Opin Investig Drugs. 2010;11(6):678-687.

Schwartz GG. Vitamin D deficiency and the epidemiology of prostate cancer In: Holick MF, ed. Vitamin D: physiology, molecular biology, and clinical applications. 2nd ed. Totowa (NJ): Humana Press;2010: 797-811.

Schwartz GG, Manderville RA, Pfohl-Leszkowicz A. Response to comments of Peter G. Mantle [reply to letter]. Toxins. 2010;2(10):2337-2339.

Skinner HG, Schwartz GG. A prospective study of total and ionized serum calcium and fatal prostate cancer. Cancer Epidemiol Biomarkers Prev. 2009;18(2):575-578.

Schwartz GG. Is serum calcium a biomarker of fatal prostate cancer? [editorial]. Future Oncol. 2009;5(5):577-580.

Sahmoun AE, Schwartz GG. Smoking and supplement use among men in a rural population. J Dietary Supplements. 2009;6(3):280-289.

Kritchevsky S, Houston D, Tooze J, Johnson M, Hausman D, Cauley J, Bauer D, Schwartz G, Shea K, Harris T. Serum 25-hydrozyvitamin D and mortality in an older bi-ethnic community-dwelling population [abstract]. J Nutr Health Aging. 2009;13(Suppl 1):S636.

Schwartz GG. Prostate cancer, serum parathyroid hormone, and the progression of skeletal metastases. Cancer Epidemiol Biomarkers Prev. 2008;17(3):478-483.

Schwartz GG, Eads D, Naczki C, Northrup S, Chen T, Koumenis C. 19-nor-1 alpha,25-dihydroxyvitamin D2 (paricalcitol) inhibits the proliferation of human pancreatic cancer cells in vitro and in vivo. Cancer Biol Ther. 2008;7(3):430-436.

Skinner HG, Schwartz GG. Serum calcium and incident and fatal prostate cancer in the National Health and Nutrition Examination Survey. Cancer Epidemiol Biomarkers Prev. 2008;17(9):2302-2305.

Houston DK, Schwartz AV, Cauley JA, Tylavsky FA, Simonsick EM, Harris TB, de Rekeneire N, Schwartz GG, Kritchevsky SB. Serum parathyroid hormone levels predict falls in older adults with diabetes mellitus. J Am Geriatr Soc. 2008;56(11):2027-2032.

Magura L, Blanchard R, Hope B, Beal JR, Schwartz GG, Sahmoun AE. Hypercholesterolemia and prostate cancer: a hospital-based case-control study. Cancer Causes Control. 2008;19(10):1259-1266.

Schwartz GG, Skinner HG. Vitamin D status and cancer: new insights. Curr Opin Clin Nutr Metab Care. 2007;10(1):6-11.

Molnar I, Stark N, Lovato J, Powell BL, Cruz J, Hurd DD, Mathieu JS, Cambra S, McQuellon RP, Schwartz GG, et al. Treatment of low-risk myelodysplastic syndromes with high-dose daily oral cholecalciferol (2000-4000 IU vitamin D(3)) [letter]. Leukemia. 2007;21(5):1089-1092.

Houston DK, Cesari M, Ferrucci L, Cherubini A, Maggio D, Bartali B, Johnson MA, Schwartz GG, Kritchevsky SB. Association between vitamin D status and physical performance: the InCHIANTI study. J Gerontol A Biol Sci Med Sci. 2007;62(4):440-446.

Schwartz GG. What's primatology got to do with cancer epidemiology? [abstract]. Am J Primatol. 2007;69(Suppl 1):123.

John EM, Koo J, Schwartz GG. Sun exposure and prostate cancer risk: evidence for a protective effect of early-life exposure. Cancer Epidemiol Biomarkers Prev. 2007;16(6):1283-1286.

John EM, Schwartz GG, Koo J, Wang W, Ingles SA. Sun exposure, vitamin D receptor gene polymorphisms, and breast cancer risk in a multiethnic population. Am J Epidemiol. 2007;166(12):1409-1419.

Schwartz GG, Porta M. Vitamin D, ecologic studies and endometrial cancer [editorial]. Prev Med. 2007;45(5):323-324.

Lim H-S, Roychoudhuri R, Peto J, Schwartz G, Baade P, Moller H. Cancer survival is dependent on season of diagnosis and sunlight exposure. Int J Cancer. 2006;119(7):1530-1536.

Schwartz GG, Hanchette CL. UV, latitude, and spatial trends in prostate cancer mortality: all sunlight is not the same (United States). Cancer Causes Control. 2006;17(8):1091-1101.

Houston D, Schwartz A, Cauley J, Tylavsky F, Simonsick E, Harris T, de Rekeneire N, Nevitt M, Schwartz G, Kritchevsky S. PTH status predicts falls in older well-functioning diabetics: the Health ABC Study [abstract]. Gerontologist. 2006;46(Special Issue 1):241.

All Publications

For a listing of recent publications, refer to PubMed, a service provided by the National Library of Medicine.

For a list of earlier publications, visit the Carpenter Library Publication Search.

Associate Professor, Cancer Biology

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