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A rigorous exploration of anal HPV genotypes using a next-generation sequencing (NGS) approach in HIV-infected men who have sex with men at risk for developing anal cancer.

Piyathilake CJ, Badiga S, Kumar R, Crowley MR, Burkholder GA, Raper JL.

Cancer Med. 2020 Jan;9(2):807-815. doi: 10.1002/cam4.2720. Epub 2019 Nov 25.


Association Between Maternal 2nd Trimester Plasma Folate Levels and Infant Bronchiolitis.

Vereen S, Gebretsadik T, Johnson N, Hartman TJ, Veeranki SP, Piyathilake C, Mitchel EF, Kocak M, Cooper WO, Dupont WD, Tylavsky F, Carroll KN.

Matern Child Health J. 2019 Feb;23(2):164-172. doi: 10.1007/s10995-018-2610-2.


Association of prenatal folate status with early childhood wheeze and atopic dermatitis.

Roy A, Kocak M, Hartman TJ, Vereen S, Adgent M, Piyathilake C, Tylavsky FA, Carroll KN.

Pediatr Allergy Immunol. 2018 Mar;29(2):144-150. doi: 10.1111/pai.12834. Epub 2017 Dec 19.


A higher degree of expression of DNA methyl transferase 1 in cervical cancer is associated with poor survival outcome.

Piyathilake CJ, Badiga S, Borak SG, Weragoda J, Bae S, Matthews R, Bell WC, Partridge EE.

Int J Womens Health. 2017 Jun 8;9:413-420. doi: 10.2147/IJWH.S133441. eCollection 2017.


Urinary Microbiota Associated with Preterm Birth: Results from the Conditions Affecting Neurocognitive Development and Learning in Early Childhood (CANDLE) Study.

Ollberding NJ, Völgyi E, Macaluso M, Kumar R, Morrow C, Tylavsky FA, Piyathilake CJ.

PLoS One. 2016 Sep 9;11(9):e0162302. doi: 10.1371/journal.pone.0162302. eCollection 2016.


Expression of p16INK4A in cervical precancerous lesions that is unlikely to be preventable by human papillomavirus vaccines.

Badiga S, Chambers MM, Huh W, Eltoum IA, Piyathilake CJ.

Cancer. 2016 Dec 1;122(23):3615-3623. doi: 10.1002/cncr.30229. Epub 2016 Aug 1. Erratum in: Cancer. 2017 Aug 15;123(16):3198.


Dietary factors associated with bladder cancer.

Piyathilake C.

Investig Clin Urol. 2016 Jun;57 Suppl 1:S14-25. doi: 10.4111/icu.2016.57.S1.S14. Epub 2016 Jun 10. Review.


Accuracy of urinary human papillomavirus testing for the presence of cervical human papillomaviruses and higher grades of cervical intraepithelial neoplasia.

Piyathilake CJ, Badiga S, Chambers MM, Brill IK, Matthews R, Partridge EE.

Cancer. 2016 Sep 15;122(18):2836-44. doi: 10.1002/cncr.30123. Epub 2016 May 31.


An examination of racial differences in 5-year survival of cervical cancer among African American and white American women in the southeastern US from 1985 to 2010.

Weragoda J, Azuero A, Badiga S, Bell WC, Matthews R, Piyathilake C.

Cancer Med. 2016 Aug;5(8):2126-35. doi: 10.1002/cam4.765. Epub 2016 May 17.


Homocysteinemia is Associated with a Lower Degree of PBMC LINE-1 Methylation and a Higher Risk of CIN 2C in the U.S. Post-Folic Acid Fortification Era.

Badiga S, Siddiqui NR, Macaluso M, Johanning GL, Piyathilake CJ.

Nutr Cancer. 2016;68(3):446-55. doi: 10.1080/01635581.2016.1152388. Epub 2016 Mar 23.


Cervical Microbiota Associated with Higher Grade Cervical Intraepithelial Neoplasia in Women Infected with High-Risk Human Papillomaviruses.

Piyathilake CJ, Ollberding NJ, Kumar R, Macaluso M, Alvarez RD, Morrow CD.

Cancer Prev Res (Phila). 2016 May;9(5):357-66. doi: 10.1158/1940-6207.CAPR-15-0350. Epub 2016 Mar 2.


A lower degree of PBMC L1 methylation in women with lower folate status may explain the MTHFR C677T polymorphism associated higher risk of CIN in the US post folic acid fortification era.

Badiga S, Johanning GL, Macaluso M, Azuero A, Chambers MM, Siddiqui NR, Piyathilake CJ.

PLoS One. 2014 Oct 10;9(10):e110093. doi: 10.1371/journal.pone.0110093. eCollection 2014.


Functional variants in CYP1A1 and GSTM1 are associated with clearance of cervical HPV infection.

Sudenga SL, Shrestha S, Macaluso M, Partridge EE, Johanning GL, Piyathilake CJ.

Gynecol Oncol. 2014 Dec;135(3):560-4. doi: 10.1016/j.ygyno.2014.09.015. Epub 2014 Oct 1.


Folate and vitamin B12 may play a critical role in lowering the HPV 16 methylation-associated risk of developing higher grades of CIN.

Piyathilake CJ, Macaluso M, Chambers MM, Badiga S, Siddiqui NR, Bell WC, Edberg JC, Partridge EE, Alvarez RD, Johanning GL.

Cancer Prev Res (Phila). 2014 Nov;7(11):1128-37. doi: 10.1158/1940-6207.CAPR-14-0143. Epub 2014 Aug 21.


Excess body weight during pregnancy and offspring obesity: potential mechanisms.

Paliy O, Piyathilake CJ, Kozyrskyj A, Celep G, Marotta F, Rastmanesh R.

Nutrition. 2014 Mar;30(3):245-51. doi: 10.1016/j.nut.2013.05.011. Epub 2013 Oct 6. Review.


Determinants of neural tube defect (NTD)-protective circulating concentrations of folate in women of child-bearing age in the US post-folic acid fortification era.

Piyathilake C, Eom SY, Hyun T, Badiga S, Robinson C, Rahman N, Kim H, Johanning GL.

Nutr Res Pract. 2013 Aug;7(4):315-25. doi: 10.4162/nrp.2013.7.4.315. Epub 2013 Aug 7.


Mild obesity, physical activity, calorie intake, and the risks of cervical intraepithelial neoplasia and cervical cancer.

Lee JK, So KA, Piyathilake CJ, Kim MK.

PLoS One. 2013 Jun 12;8(6):e66555. doi: 10.1371/journal.pone.0066555. Print 2013.


Intake and blood concentrations of folate and their association with health-related behaviors in Korean college students.

Jang HB, Han YH, Piyathilake CJ, Kim H, Hyun T.

Nutr Res Pract. 2013 Jun;7(3):216-23. doi: 10.4162/nrp.2013.7.3.216. Epub 2013 Jun 3.


Dietary patterns in pregnancy and effects on nutrient intake in the Mid-South: the Conditions Affecting Neurocognitive Development and Learning in Early Childhood (CANDLE) study.

Völgyi E, Carroll KN, Hare ME, Ringwald-Smith K, Piyathilake C, Yoo W, Tylavsky FA.

Nutrients. 2013 May 3;5(5):1511-30. doi: 10.3390/nu5051511.


A lower degree of PBMC L1 methylation is associated with excess body weight and higher HOMA-IR in the presence of lower concentrations of plasma folate.

Piyathilake CJ, Badiga S, Alvarez RD, Partridge EE, Johanning GL.

PLoS One. 2013;8(1):e54544. doi: 10.1371/journal.pone.0054544. Epub 2013 Jan 24.


Triple Negative Breast Cancer - An Overview.

Aysola K, Desai A, Welch C, Xu J, Qin Y, Reddy V, Matthews R, Owens C, Okoli J, Beech DJ, Piyathilake CJ, Reddy SP, Rao VN.

Hereditary Genet. 2013;2013(Suppl 2). pii: 001.


Folate in pregnancy and imprinted gene and repeat element methylation in the offspring.

Haggarty P, Hoad G, Campbell DM, Horgan GW, Piyathilake C, McNeill G.

Am J Clin Nutr. 2013 Jan;97(1):94-9. doi: 10.3945/ajcn.112.042572. Epub 2012 Nov 14.


A dietary pattern associated with LINE-1 methylation alters the risk of developing cervical intraepithelial neoplasia.

Piyathilake CJ, Badiga S, Kabagambe EK, Azuero A, Alvarez RD, Johanning GL, Partridge EE.

Cancer Prev Res (Phila). 2012 Mar;5(3):385-92. doi: 10.1158/1940-6207.CAPR-11-0387. Epub 2012 Jan 18.


A Simple Distribution-Free Algorithm for Generating Simulated High-Dimensional Correlated Data with an Autoregressive Structure.

Azuero A, Redden DT, Tiwari HK, Asmellash SG, Piyathilake CJ.

Commun Stat Simul Comput. 2012 Jan 1;41(1):89-98.


Aflatoxin levels, plasma vitamins A and E concentrations, and their association with HIV and hepatitis B virus infections in Ghanaians: a cross-sectional study.

Obuseh FA, Jolly PE, Kulczycki A, Ehiri J, Waterbor J, Desmond RA, Preko PO, Jiang Y, Piyathilake CJ.

J Int AIDS Soc. 2011 Nov 11;14:53. doi: 10.1186/1758-2652-14-53.


Aflatoxin B1 albumin adducts in plasma and aflatoxin M1 in urine are associated with plasma concentrations of vitamins A and E.

Obuseh FA, Jolly PE, Jiang Y, Shuaib FM, Waterbor J, Ellis WO, Piyathilake CJ, Desmond RA, Afriyie-Gyawu E, Phillips TD.

Int J Vitam Nutr Res. 2010 Dec;80(6):355-68. doi: 10.1024/0300-9831/a000021.


Usefulness of serum mass spectrometry to identify women diagnosed with higher grades of cervical intraepithelial neoplasia may differ by race.

Matthews R, Azuero A, Asmellash S, Brewster E, Partridge EE, Piyathilake CJ.

Int J Womens Health. 2011;3:185-92. doi: 10.2147/IJWH.S20685. Epub 2011 Jul 12.


A higher degree of LINE-1 methylation in peripheral blood mononuclear cells, a one-carbon nutrient related epigenetic alteration, is associated with a lower risk of developing cervical intraepithelial neoplasia.

Piyathilake CJ, Macaluso M, Alvarez RD, Chen M, Badiga S, Siddiqui NR, Edberg JC, Partridge EE, Johanning GL.

Nutrition. 2011 May;27(5):513-9. doi: 10.1016/j.nut.2010.08.018.


Indian women with higher serum concentrations of folate and vitamin B12 are significantly less likely to be infected with carcinogenic or high-risk (HR) types of human papillomaviruses (HPVs).

Piyathilake CJ, Badiga S, Paul P, Vijayaraghavan K, Vedantham H, Sudula M, Sowjanya P, Ramakrishna G, Shah KV, Partridge EE, Gravitt PE.

Int J Womens Health. 2010 Aug 9;2:7-12.


A higher degree of methylation of the HPV 16 E6 gene is associated with a lower likelihood of being diagnosed with cervical intraepithelial neoplasia.

Piyathilake CJ, Macaluso M, Alvarez RD, Chen M, Badiga S, Edberg JC, Partridge EE, Johanning GL.

Cancer. 2011 Mar 1;117(5):957-63. doi: 10.1002/cncr.25511. Epub 2010 Oct 13.


Diet and deprivation in pregnancy.

Haggarty P, Campbell DM, Duthie S, Andrews K, Hoad G, Piyathilake C, McNeill G.

Br J Nutr. 2009 Nov;102(10):1487-97. doi: 10.1017/S0007114509990444. Epub 2009 Aug 17.


Lower risk of cervical intraepithelial neoplasia in women with high plasma folate and sufficient vitamin B12 in the post-folic acid fortification era.

Piyathilake CJ, Macaluso M, Alvarez RD, Bell WC, Heimburger DC, Partridge EE.

Cancer Prev Res (Phila). 2009 Jul;2(7):658-64. doi: 10.1158/1940-6207.CAPR-08-0175. Epub 2009 Jun 19. Erratum in: Cancer Prev Res (Phila Pa).2009 Sep;2(9):842.


Human endogenous retrovirus K triggers an antigen-specific immune response in breast cancer patients.

Wang-Johanning F, Radvanyi L, Rycaj K, Plummer JB, Yan P, Sastry KJ, Piyathilake CJ, Hunt KK, Johanning GL.

Cancer Res. 2008 Jul 15;68(14):5869-77. doi: 10.1158/0008-5472.CAN-07-6838.


Association of vitamin A deficiency with decrease in TNF-α expressing CD3-CD56+ NK cells in Ghanaians.

Jiang Y, Obuseh F, Ellis W, Piyathilake C, Jolly P.

Nutr Res. 2007 Jul;27(7):400-407.


Folic acid use in pregnancy and embryo selection.

Haggarty P, Campbell DM, Duthie S, Andrews K, Hoad G, Piyathilake C, Fraser I, McNeill G.

BJOG. 2008 Jun;115(7):851-6. doi: 10.1111/j.1471-0528.2008.01737.x.


Mandatory fortification with folic acid in the United States is associated with increased expression of DNA methyltransferase-1 in the cervix.

Piyathilake CJ, Celedonio JE, Macaluso M, Bell WC, Azrad M, Grizzle WE.

Nutrition. 2008 Jan;24(1):94-9.


Update on micronutrients and cervical dysplasia.

Piyathilake CJ.

Ethn Dis. 2007 Spring;17(2 Suppl 2):S2-14-7. Review.


Protective association of MTHFR polymorphism on cervical intraepithelial neoplasia is modified by riboflavin status.

Piyathilake CJ, Azrad M, Macaluso M, Johanning GL, Cornwell PE, Partridge EE, Heimburger DC.

Nutrition. 2007 Mar;23(3):229-35. Epub 2007 Feb 14.


Lower red blood cell folate enhances the HPV-16-associated risk of cervical intraepithelial neoplasia.

Piyathilake CJ, Macaluso M, Brill I, Heimburger DC, Partridge EE.

Nutrition. 2007 Mar;23(3):203-10. Epub 2007 Feb 1.


Mandatory fortification with folic acid in the United States is not associated with changes in the degree or the pattern of global DNA methylation in cells involved in cervical carcinogenesis.

Piyathilake CJ, Azrad M, Jhala D, Macaluso M, Kabagambe EK, Brill I, Niveleau A, Jhala N, Grizzle WE.

Cancer Biomark. 2006;2(6):259-66.


A practical approach to red blood cell folate analysis.

Piyathilake CJ, Robinson CB, Cornwell P.

Anal Chem Insights. 2007 Nov 14;2:107-10.


Plasma protein profiles differ between women diagnosed with cervical intraepithelial neoplasia (cin) 1 and 3.

Piyathilake CJ, Oelschlager DK, Meleth S, Partridge EE, Grizzle WE.

Cancer Inform. 2007 Feb 27;2:345-9.


Intrinsic cisplatin resistance in lung and ovarian cancer cells propagating in medium acutely depleted of folate.

Whiteside MA, Piyathilake CJ, Bushell TM, Johanning GL.

Nutr Cancer. 2006;54(2):274-84.


Effect of short-term, high-dose retinol on dark adaptation in aging and early age-related maculopathy.

Owsley C, McGwin G, Jackson GR, Heimburger DC, Piyathilake CJ, Klein R, White MF, Kallies K.

Invest Ophthalmol Vis Sci. 2006 Apr;47(4):1310-8.


Patterns of global DNA and histone methylation appear to be similar in normal, dysplastic and neoplastic oral epithelium of humans.

Piyathilake CJ, Bell WC, Jones J, Henao OL, Heimburger DC, Niveleau A, Grizzle WE.

Dis Markers. 2005;21(3):147-51.


Pattern of nonspecific (or global) DNA methylation in oral carcinogenesis.

Piyathilake CJ, Bell WC, Jones J, Henao OL, Heimburger DC, Niveleau A, Grizzle WE.

Head Neck. 2005 Dec;27(12):1061-7.


Novel approaches to smoothing and comparing SELDI TOF spectra.

Meleth S, Eltoum IE, Zhu L, Oelschlager D, Piyathilake C, Chhieng D, Grizzle WE.

Cancer Inform. 2005;1:78-85.


Folate is associated with the natural history of high-risk human papillomaviruses.

Piyathilake CJ, Henao OL, Macaluso M, Cornwell PE, Meleth S, Heimburger DC, Partridge EE.

Cancer Res. 2004 Dec 1;64(23):8788-93.


Women with polymorphisms of methylenetetrahydrofolate reductase (MTHFR) and methionine synthase (MS) are less likely to have cervical intraepithelial neoplasia (CIN) 2 or 3.

Henao OL, Piyathilake CJ, Waterbor JW, Funkhouser E, Johanning GL, Heimburger DC, Partridge EE.

Int J Cancer. 2005 Mar 1;113(6):991-7.

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