1. Wirleitner B, Reider D, Ebner S, BÖck G, Widner, B, Jaeger M, et al. Monocyte-derived dendritic cells release neopterin. J Leukoc Biol 2002; 72: 1148-1153.
2. Melichar B, Solichová D, Freedman RS. Neopterin as an indicator of immune activation and prognosis in patients with gynecological malignancies. Int J Gynecol Cancer 2006; 16: 240-252. [
DOI:10.1111/j.1525-1438.2006.00294.x]
3. Weiss G, Thuma PE, Biemba G, Mabeza G, Werner ER, Gordeuk VR. Cerebrospinal fluid levels of biopterin, nitric oxide metabolites, and immune activation markers and the clinical course of human cerebral malaria. J Infect Dis 1998; 177: 1064-1068. [
DOI:10.1086/515229]
4. Fuchs D, Weiss G, Reibnegger G, Wachter H. The role of neopterin as a monitor of cellular immune activation in transplantation, inflammatory, infectious, and malignant diseases. Crit Rev Clin Lab Sci 1992; 29: 307-341. [
DOI:10.3109/10408369209114604]
5. Berdowska A, Zwirska-KorczalaK. Neopterin measurement in clinical diagnosis. J Clin Pharm Ther 2001; 26: 319-329. [
DOI:10.1046/j.1365-2710.2001.00358.x]
6. Sucher R, Schroecksnadel K, Weiss G, Margreiter R, Fuchs D, Brandacher G. Neopterin, a prognostic marker in human malignancies. Cancer Lett 2010; 287: 13-22. [
DOI:10.1016/j.canlet.2009.05.008]
7. Saleh RA, Agarwal A, Nada EA, El-Tonsy MH, Sharma RK, Meyer A, et al. Negative effects of increased sperm DNA damage in relation to seminal oxidative stress in men with idiopathic and male factor infertility. Fertil Steril 2003; 79 (Suppl.):1597-1605. [
DOI:10.1016/S0015-0282(03)00337-6]
8. Lavranos G, Balla M, Tzortzopoulou A, Syriou V, Angelopoulou R. Investigating ROS sources in male infertility: a common end for numerous pathways. Reprod Toxicol 2012; 34: 298-307. [
DOI:10.1016/j.reprotox.2012.06.007]
9. Agarwal A, Saleh RA, Bedaiwy MA. Role of reactive oxygen species in the pathophysiology of human reproduction. Fertil Steril 2003; 79: 829-843. [
DOI:10.1016/S0015-0282(02)04948-8]
10. Saleh RA, Agarwal A. Oxidative stress and male infertility: from research bench to clinical practice. J Androl 2002; 23: 737-752.
11. Agarwal A, Saleh RA, Bedaiwy MA. Role of reactive oxygen species in the pathophysiology of human reproduction. Fertil Steril 2003; 79: 829-843. [
DOI:10.1016/S0015-0282(02)04948-8]
12. Gupta NP, Kumar R. Lycopene therapy in idiopathic male infertility–a preliminary report. Int Urol Nephrol 2002; 34: 369-372. [
DOI:10.1023/A:1024483520560]
13. Aitken RJ. Sawyer D. The human spermatozoon not waving but drowning. Adv Exp Med Biol 2003; 518: 85-98. [
DOI:10.1007/978-1-4419-9190-4_8]
14. Gomez E, Irvine DS, Aitken RJ. Evaluation of a spectrophotometric assay for the measurement of malondialdehyde and 4-hydroxyalkenals in human spermatozoa: relationships with semen quality and sperm function. Int J Androl 1998; 21: 81-94. [
DOI:10.1046/j.1365-2605.1998.00106.x]
15. Hughes CM, McKelvey-Martin VJ, Lewis SE. Human sperm DNA integrity assessed by the Comet and ELISA assays. Mutagenesis 1999; 14: 71-75. [
DOI:10.1093/mutage/14.1.71]
16. Kamiya H. Mutagenic potentials of damaged nucleic acids produced by reactive oxygen/nitrogen species: approaches using synthetic oligonucleotides and nucleotides: survey and summary. Nucleic Acids Res 2003; 31: 517-531. [
DOI:10.1093/nar/gkg137]
17. Cooke MS, Evans MD, Dizdaroglu M, Lunec J. Oxidative DNA damage: mechanisms, mutation, and disease. FASEB J 2003; 17: 1195-1214. [
DOI:10.1096/fj.02-0752rev]
18. Twigg J, Irvine DS, Houston P, Fulton N, Michael L, Aitken RJ. Iatrogenic DNA damage induced in human spermatozoa during sperm preparation: Protective significance of seminal plasma. Mol Hum Reprod 1998; 4: 439-445. [
DOI:10.1093/molehr/4.5.439]
19. Badadeand ZG, Samant PM. Role of oxidative stress in male infertility. J Biomed Sci Res 2011; 3: 385-391.
20. Gagnon C, Iwasaki A, De Lamirande E, Kovalski N. Reactive oxygen species and human spermatozoa. Ann N Y Acad Sci 1991; 637: 436-444. [
DOI:10.1111/j.1749-6632.1991.tb27328.x]
21. World Health Organization. WHO Manual for the Standardized Investigation and Diagnosis of the Infertile Couple. Cambridge University Press, Cambridge; 2000.
22. Dandekar SP, Nadkarni GD, Kulkarni VS, Punekar S. Lipid peroxidation and antioxidants enzymes in male infertility. J Postgrad Med 2002; 48: 186-189.
23. World Health Organization. WHO laboratory manual for the examination and processing of human semen. 5th Ed. WHO Organization, Switzerland, 2010.
24. Erel O. A new automated colorimetric method for measuring total oxidant status. Clin Biochem 2005; 38: 1103-1111. [
DOI:10.1016/j.clinbiochem.2005.08.008]
25. Sergerie M, Laforest G, Bujan L, Bissonnette F, Bleau G. Sperm DNA fragmentation: threshold value in male fertility. Hum Reprod 2005; 20: 3446-3451. [
DOI:10.1093/humrep/dei231]
26. Yagi K. Assay for blood plasma or serum. Methods Enzymol 1984; 105: 328-331. [
DOI:10.1016/S0076-6879(84)05042-4]
27. Agarwal A, Saleh RA. Role of oxidants in male infertility: rationale, significance, and treatment. Urol Clin North Am 2002; 29: 817-827. [
DOI:10.1016/S0094-0143(02)00081-2]
28. Shi YC, Sun HM, Shang XJ, Zhu PY, Huang YF. Total antioxidant capacity of seminal plasma in fertile and infertile men. Zhonghua Nan Ke Xue 2005; 11: 915-917.
29. Koca Y, Ozdal OL, Celik M, Unal S, Balaban N. Antioxidant activity of seminal plasma in fertile and infertile men. Arch Androl 2003; 49: 355-359. [
DOI:10.1080/01485010390219728]
30. Mehrotra A, Katiyar DK, Agarwal A, Das V, Pant KK. Role of total antioxidant capacity and lipid peroxidation in fertile and infertile men. Biomed Res 2013; 24: 347-352.
31. Murr C, Fuith LC, Widner B, Wirleitner B, Baier-Bitterlich G, Fuchs D. Increased neopterin concentration in patients with cancer: Indicator of oxidative stress? Anticancer Res 1999; 19: 1721-1728.
32. Murr C , Widner B, Wirleitner B, Fuchs D. Neopterin as a marker of immune system activation. Curr Drug Metab 2002; 3: 175-187. [
DOI:10.2174/1389200024605082]
33. Soli EA, Bouvet BR, Brufman AS, Feldman R, Gatti VN. The possible macrophage role in seminal fluid. Actas Urol Esp 2003; 27: 185-189. [
DOI:10.1016/S0210-4806(03)72903-9]
34. Anderson DJ. Immunology of the male reproductive Tract: Implication for the sexual Tranmission of human Immunodeficiency Virus. Oxford University Press, New York; 1990.
35. Hamerlinck FF. Neoterin: a review. Exp Dermatol 1999; 8: 167-176. [
DOI:10.1111/j.1600-0625.1999.tb00367.x]
36. Murr C, Winklhofer-Roob BM, Schroecksnadel K, Maritschnegg M, Mangge H, Böhm BO, et al. Inverse association between serum concentrations of neopterin and antioxidants in patients with and without angiographic coronary artery disease. Atherosclerosis 2009; 202: 543-549. [
DOI:10.1016/j.atherosclerosis.2008.04.047]
37. Svoboda P, Ko SH, Cho B, Yoo SH, Choi SW, Ye SK, et al. Neopterin, a marker of immune response, and 8-hydroxy-2-deoxyguanosine, a marker of oxidative stress, correlate at high age as determined by automated simultaneous high-performance liquid chromatography analysis of human urine. Anal Biochem 2008; 383: 236-242. [
DOI:10.1016/j.ab.2008.09.014]
38. Wirleitner B, Schroecksnadel K, Winkler C, Fuchs D. Neopterin in HIV-1 infection. Mol Immunol 2005; 42: 183-194. [
DOI:10.1016/j.molimm.2004.06.017]
39. Tremellen K, Tunc O. Macrophage activity in semen is significantly correlated with sperm quality in infertile men. Int J Androl 2010; 33: 823-831. [
DOI:10.1111/j.1365-2605.2009.01037.x]
40. Ghyasvand T, Goodarzi MT, Amiri I, Karimi J, Ghorbani M. Serum levels of lycopene, beta-carotene, and retinol and their correlation with sperm DNA damage in normospermic and infertile men. Int J Reprod Biomed 2015; 13: 787-792. [
DOI:10.29252/ijrm.13.12.787]