Research Topics
Species | B ZornSummaryAffiliation: University Medical Centre Country: Slovenia Publications
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Detail Information
Publications
Leptin levels in infertile male patients are correlated with inhibin B, testosterone and SHBG but not with sperm characteristicsBranko Zorn
Andrology Centre, Department of Obstetrics and Gynaecology, University Medical Centre, Ljubljana, Slovenia
Int J Androl 30:439-44. 2007..Our results therefore demonstrate a link between leptin and testicular function, independently of FSH and LH, possibly involving testosterone and SHBG through a regulation of Leydig cell function...- Apoptotic sperm biomarkers and their correlation with conventional sperm parameters and male fertility potentialBranko Zorn
Andrology Centre, Reproductive Unit, Department of Obstetrics and Gynecology, University Medical Centre Ljubljana, Slajmerjeva 3, SI 1000, Ljubljana, Slovenia
J Assist Reprod Genet 29:357-64. 2012..To investigate the relationship between sperm apoptotic biomarkers and patient clinical characteristics, conventional sperm parameters and fertility potential... - The IMSI procedure improves poor embryo development in the same infertile couples with poor semen quality: a comparative prospective randomized studyKatja Knez
Department of Obstetrics and Gynaecology, University Medical Centre Ljubljana, Ljubljana, Slovenia
Reprod Biol Endocrinol 9:123. 2011.... - Changes in sperm apoptotic markers as related to seminal leukocytes and elastaseB Zorn
Andrology Centre, Reproductive Unit, Department of Obstetrics and Gynecology, University Medical Centre Ljubljana, Slajmerjeva 3, SI 1000 Ljubljana, Slovenia
Reprod Biomed Online 21:84-92. 2010..28 versus 1.01, P=0.016). Slightly increased leukocytes and elastase are associated with slightly poorer sperm characteristics and/or increased sperm necrosis, DNA denaturation and intracellular ROS and decreased MMP... - Male and female factors that influence ICSI outcome in azoospermia or aspermiaBranko Zorn
Andrology Centre, Department of Obstetrics and Gynecology, University Medical Centre Ljubljana, Ljubljana, Slovenia
Reprod Biomed Online 18:168-76. 2009..In azoospermia/aspermia, the ICSI outcome depends on both male factors (FSH, Johnsen score, sperm status and motility) and female factors (age, number of injected oocytes)... - Psychological factors in male partners of infertile couples: relationship with semen quality and early miscarriageB Zorn
Andrology Centre, Department of Obstetrics and Gynaecology, University Medical Centre Ljubljana, Ljubljana, Slovenia
Int J Androl 31:557-64. 2008..016) in the female partner. Possible depression in males is related to decreased sperm concentration, and poor coping with stress is associated with increased occurrence of early miscarriage... - Intracytoplasmic sperm injection by testicular sperm in patients with aspermia or azoospermia after cancer treatmentB Zorn
Andrology Centre, University Medical Center Ljubljana, Ljubljana, Slovenia
Int J Androl 29:521-7. 2006..In patients affected by aspermia or NOA after cancer treatment and without sperm cryopreserved before treatment, TESE-ICSI using testicular sperm provide a chance to father a child... - [Sperm biochemical markers of genital tract inflammation: usefulness of elastase determination]B Zorn
Centre d andrologie, clinique gynécologique universitaire de Ljubljana, Slajmerjeva 3, 1000 Ljubljana, Slovénie
Gynecol Obstet Fertil 33:678-83. 2005..The diagnosis of genital tract inflammation, follow-up after treatment and prognosis in terms of fertility require the use of different and complementary parameters... - Intracytoplasmic sperm injection as a complement to gonadotrophin treatment in infertile men with hypogonadotrophic hypogonadismBranko Zorn
Reproductive Unit, Andrology Centre, Department of Obstetrics and Gynecology, University Medical Centre, Ljubljana, Slovenia
Int J Androl 28:202-7. 2005..In men with oligozoospermia related to prepubertal IIHH, ICSI shortens the hormonal treatment and enhances the chances of pregnancy... - Seminal elastase-inhibitor complex, a marker of genital tract inflammation, and negative IVF outcome measures: role for a silent inflammation?Branko Zorn
Andrology Centre, Department of Obstetrics and Gynaecology, University Medical Centre, Slajmerjeva 3, SI 1000 Ljubljana, Slovenia
Int J Androl 27:368-74. 2004..03) and a higher number of arrested embryos (p = 0.04). Extended embryo culture to the blastocyst stage shows a negative effect of clinically silent male genital tract inflammation on embryo developmental potential... - Seminal reactive oxygen species as predictors of fertilization, embryo quality and pregnancy rates after conventional in vitro fertilization and intracytoplasmic sperm injectionBranko Zorn
Andrology Centre, Department of Obstetrics and Gynecology, Medical Centre Ljubljana, Slovenia
Int J Androl 26:279-85. 2003..High seminal ROS levels are associated with impaired sperm fertilizing ability and lower pregnancy rates after IVF. In ICSI, a negative association of ROS with embryo development to the blastocyst stage has been observed... - Semen granulocyte elastase: its relevance for the diagnosis and prognosis of silent genital tract inflammationB Zorn
Andrology Centre, Department of Obstetrics and Gynecology, University Medical Centre Ljubljana, Ljubljana, Slovenia
Hum Reprod 15:1978-84. 2000..In conclusion, granulocyte elastase is a reliable screening test for silent genital tract inflammation of the couple. The elastase-inhibitor complex may have a protective effect in reducing sperm DNA denaturation... - Association between the apolipoprotein B signal peptide gene insertion/deletion polymorphism and male infertilityB Peterlin
Division of Medical Genetics, University Medical Centre Ljubljana, Ljubljana, Slovenia
Mol Hum Reprod 12:777-9. 2006..449), normal morphology (P = 0.085) and Johnsen score (P = 0.531). These data suggest that genetic variation in the signal peptide of the APOB gene (I/D polymorphism) might be a risk factor for the development of male infertility... - Blastocyst formation--good indicator of clinical results after ICSI with testicular spermatozoaI Virant-Klun
Reproductive Unit, Department of Obstetrics and Gynaecology, University Medical Centre Ljubljana, Slajmerjeva 3, 1000 Ljubljana, Slovenia
Hum Reprod 18:1070-6. 2003..The aim of this study was to evaluate the role of blastocyst culture in patients with azoospermia... - Screening for Y chromosome microdeletions in 226 Slovenian subfertile menB Peterlin
Division of Medical Genetics, University Medical Centre, 1000 Ljubljana, Slovenia
Hum Reprod 17:17-24. 2002..The objective of this study was to estimate the frequency of Y chromosome microdeletions in the Slovenian population of infertile men and to analyse the consequences of mutation in respect to clinical severity and prognosis... - Involvement of CFTR gene alterations in obstructive and nonobstructive infertility in menM Ravnik-Glavac
Department of Molecular Genetics, Institute of Pathology, Medical Faculty, Vraztovtrg 2, 1000 Ljubljana, Slovenia
Genet Test 5:243-7. 2001..However, genetic counseling and CFTR mutation screening continue to be recommended for men with obstructive azoospermic conditions and their female partners... - Preliminary analysis of AZFb region duplication by quantitative real-time PCRK Writzl
Division of Medical Genetics and Andrology Centre, Department of Obstetrics and Gynecology, University Medical Centre Ljubljana, Ljubljana, Slajmerjeva 3, Ljubljana 1000, Slovenia
Hum Reprod 21:753-4. 2006..RESULTS: Three azoospermic men had deletion of the sY125 locus and of the JARID1D gene. No duplication was detected. CONCLUSIONS: In our limited sample, AZFb duplications do not appear to be associated with male infertility... - Germ cell apoptosis in the human testisD S Martincic
Institute of Histology and Embryology, Medical Faculty, Ljubljana, Slovenia
Pflugers Arch 442:R159-60. 2001..The results confirm the presence of germ cell apoptosis but not the apoptosis of Sertoli cells. The increased apoptotic index was observed in patients with azoospermia in comparison with normal but obstructed spermatogenesis... - Combinations of genetic changes in the human cAMP-responsive element modulator gene: a clue towards understanding some forms of male infertility?K Vouk
Institute of Biochemistry, Medical, University of Ljubljana, Ljubljana, Slovenia
Mol Hum Reprod 11:567-74. 2005..Screening of a larger number of patients and controls is required to elucidate whether the observed combinations of genetic changes in the CREM gene can explain some forms of male infertility... - [Personality traits of men with Klinefelter syndrome and their partners]B Otonicar
, , Centre Clinique Universitaire, Slajmerjeva 3, 1000 Ljubljana, Slovenia
Gynecol Obstet Fertil 29:123-8. 2001..We may thus conclude that in the management of infertile couples in whom the man has been affected by Klinefelter syndrome, the personality structure, importantly affecting the outcome of treatment, should be taken into consideration... - Semen polymorphonuclear neutrophil leukocyte elastase as a diagnostic and prognostic marker of genital tract inflammation--a reviewBranko Zorn
Andrology Centre, Department of Obstetrics and Gynecology, University Medical Centre Ljubljana, Ljubljana, Slovenia
Clin Chem Lab Med 41:2-12. 2003..Moreover, sequential determinations allow the follow-up of inflammation during and after therapy... - Decline in sex ratio at birth after 10-day war in Slovenia: brief communicationBranko Zorn
Department of Obstetrics and Gynaecology, University Medical Centre Ljubljana, Faculty of Medicine, University of Ljubljana, Slovenia
Hum Reprod 17:3173-7. 2002..We investigated whether the psychological stress related to a short war (26 June-7 July, 1991) in Slovenia induced changes in fertility, sex ratio at birth and semen quality characteristics... - Analysis of the CAG repeat number in exon 1 of the androgen receptor gene in Slovene men with idiopathic azoospermia and oligoasthenoteratozoospermiaBorut Peterlin
Asian J Androl 9:280-2. 2007 - Analysis of the hemochromatosis mutations C282Y and H63D in infertile menBorut Peterlin
Division of Medical Genetics, University Medical Center, Ljubljana, Slovenia
Fertil Steril 86:1796-8. 2006.... - Copy number of DAZ genes in infertile menKarin Writzl
Division of Medical Genetics, University Medical Center, Ljubljana, Slovenia
Fertil Steril 84:1522-5. 2005.... - Y chromosome microdeletions in infertile men with cryptorchidismTanja Kunej
Division of Medical Genetics, Department of Obstetrics and Gynecology, University Medical Center, Ljubljana, Slovenia
Fertil Steril 79:1559-65. 2003..8%) is significantly lower in comparison to infertile patients without deletions (178 out of 1141, 15.6%). CONCLUSION(S): No causal relation exists between Y chromosome microdeletions and cryptorchidism... - CTG amplification in the DM1PK gene is not associated with idiopathic male subfertilityTanja Kunej
Division of Medical Genetics, Department of Obstetrics and Gynecology, University Medical Centre, 1000 Ljubljana, Slovenia
Hum Reprod 19:2084-7. 2004..The aim of this study was to investigate whether the CTG trinucleotide amplification in the DM1PK gene is associated with male subfertility...