Hellstrom, WJG: Functional measurements of penile erection in feline, canine and primate animal models. International Journal of Impotence Research, 13: 149-150, 2001

S Leungwattakij, TJBivalacqua, S Reddy, and WJG Hellstrom: Long-term follow-up on use of pericardial graft in the surgical management of Peyronie's disease. International Journal of Impotence Research 13:183-186, 2001

Leungwattanakij S, Flynn V Jr., Hellstrom WJG: Intracavernosal injection and intraurethral therapy for erectile dysfunction. Urol Clin North Am. 28: 343-54,2001. Review.
PMID: 1402586

Sikka SC, Champion HC, Bivalacqua TJ, Estrada LS, Wang R, Rajesekaran M, Aggrawal BB, Hellstrom WJG. Role of genitourinary inflammation in infertility; synergistic effect of lipopolysaccharide and interferon-gamma on human spermatozoa. Int J Androl. 24: 136-41, 2001 PMID: 11380702

Bivalacqua TJ, Hellstrom, WJG, Kadowitz PJ, Champion HC. Increased expression of arginase II in human diabetic corpus cavernousum: in diabetic-associated erectile dysfunction. Biochem Biophys Res Commun. 283: 923-7,2001. PMID: 11350073

Bivalacqua TJ, Champion HC, Leungwattanakij S, Yang DY, Hyun JS, Abdel-Mageed AB, Sikka SC, Kadowitz PJ, Hellstrom WJG. Evaluation of nitric oxide synthase and arginase in the induction of a Peyronie's-like condition in the rat. J Androl 22:497-506, 2001 PMID: 11330651

Bivalacqua TJ, Hellstrom, WJG. Potential application of gene therapy for the treatment of erectile dysfunction. J Androl. 22:183-90, 2001. Review PMID: 11229791

Rajesekaran M, Hellstrom, WJG, Sikka SC. Nitric oxide induces oxidative stress and mediates cytotoxicity to human cavernosal cells in culture. J Androl 22:34-9, 2001 PMID: 11191085

Doherty PC, Bivalacqua TJ, Champion HC, Kadowitz PJ, Greenwood-Van Meerveld B, Berzetei-Gurske I, Hellstrom WJG. Direct effects of selective type 5 phosphodiesterase inhibitors alone or with other vasodilators on the erectile response in cats. J Adrol 165:1004-9, 2001 PMID: 11176530

Bivalacqua TJ, Champion HC, Abdel-Mageed AB, Kadowitz PJ, Hellstrom WJ: Gene transfer of prepro-calcitonin gene-related peptide restores erectile function in the aged rat. Bio Reprod. 65:1371-7,2001. PMID: 11673252

Choppin A, Blue DR, Hegde SS, Gennevois D, McKinnon SA, Mokatrin A, Bivalacqua TJ, Hellstrom WJ: Evaluation of oral ro70-0004/003, an alpha 1A-adrenoceptor antagoist, in the treatement of male erectile dysfunction. Int J Impot Res. 13:157-61 2001. PMID: 1152314

Flynn V, Hellstrom WJ: Androgen deficiency in the aging male: pathophysiology, diagnosis, and treatment alternatives. Curr Urol Rep. 2:473-9 2001. PMID: 12084234

Hyun JS, Baig MR, Yang DY, Leungwattanakij S, Kim DK, Abdel-Mageed AB, Bivalacqua TJ, Hellstrom WJ: Localization of peripheral dopamine D1 and D2 receptors in rat and human seminal vesicles. J Androl. 23:114-20, 2002. PMID: 11783439

Leungwattanakij S, Lacy Gregory II and Hellstrom WJG: Tunica albuginea substitution grafts in the surgical management of Peyronie's disease. Contemporary Urology 51-56, Mar 2002

Bivalacqua TJ, Champion HC and Hellstrom WJG: Implications of nitric oxide synthase isoforms in the pathophysiology of Peyronie's disease. International Journal of Impotence Research, 14,1-8;2002

Hellstrom WJG: The molecular Basis of Erectile Physiology: From Bench to Bedside. J. Androl, 23(5): (?), 2002

Armstrong, JS, Bivalacqua TJ, Chamulitrat W; Sikka S, Hellstrom WJG: A comparison of the NADPH oxidase in human sperm and white blood cells. International Journal of Andrology, 25:223-229 (2002)

Rajasekaran M, Hellstrom WJG, Sikka SC: Nitric oxide induces oxidative stress and mediates cytotoxicity to human cavernosal cells in culture. J Andrology 22:34-39, 2001

Sikka SC, Champion H, Bivalacqua TJ, Estrada L, Wang R, Rajasekaran M, Aggarwal B, Hellstrom WJG: Role of genitourinary inflammation of infertility: detrimental effect of lipopolysaccharide (LPS) and interferon-gamma on human spermatozoa. International Journal of Andrology 24:136-141,2001.

Bivalacqua TJ, Champion H, Leungwattanakij S, Yang D, Hyun J, Abdel-Mageed A, Sikka SC, Kadowitz PJ, Hellstrom WJG: Evaluation of NOS and arginase in the induction of a Peyronie's-like condition in the rat. J Andrology 22:497-506, 2001.

Sikka SC: Relative Impact of Oxidative Stress on Male Reproductive Function. In Current Medicinal Chemistry, 8:851-862, 2001.

Glass JR, Purohit S, Vohra Y, Bivalacqua TJ, Haupt E, Hellstrom WJG, Sikka SC: Effect of sub-chronic nicotine exposure on erectile response in rat model (submitted), J Andrology, 2001.