Niels Erik Skakkebæk

Niels Erik Skakkebæk

Affiliate Professor

Member of:

  • Paediatrics


  1. Published

    The Association of Reproductive Hormone Levels and All-Cause, Cancer, and Cardiovascular Disease Mortality in Men

    Agergaard Holmboe, S., Vradi, E., Jensen, T. K., Linneberg, Allan René, Husemoen, L. L. N., Scheike, Thomas, Skakkebæk, Niels Erik, Juul, Anders & Andersson, A., Dec 2015, In: Journal of Clinical Endocrinology and Metabolism. 100, 12, p. 4472-4480 9 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  2. Published

    Low semen volume in 47 adolescents and adults with 47,XXY Klinefelter or 46,XX male syndrome

    Aksglaede, L., Jørgensen, N., Skakkebæk, Niels Erik & Juul, Anders, 2008, In: International Journal of Andrology. 32, 4, p. 376-84 9 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  3. Published

    Changes in anti-Müllerian hormone (AMH) throughout the life span: a population-based study of 1027 healthy males from birth (cord blood) to the age of 69 years

    Aksglaede, L., Sørensen, K., Boas, M., Mouritsen, A., Hagen, C. P., Jensen, R. B., Petersen, J. H., Linneberg, Allan René, Andersson, A., Main, Katharina Maria, Skakkebæk, Niels Erik & Juul, Anders, 2010, In: Journal of Clinical Endocrinology and Metabolism. 95, 12, p. 5357-64 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  4. Published

    47,XXY Klinefelter syndrome: clinical characteristics and age-specific recommendations for medical management

    Aksglaede, L., Link, K., Giwercman, A., Jørgensen, N., Skakkebæk, Niels Erik & Juul, Anders, 2013, In: American Journal of Medical Genetics. Part C: Seminars in Medical Genetics. 163, 1, p. 55-63 9 p.

    Research output: Contribution to journalJournal articleResearch

  5. Published

    Primary testicular failure in Klinefelter's syndrome: the use of bivariate luteinizing hormone-testosterone reference charts

    Aksglaede, L., Andersson, A., Jørgensen, N., Jensen, T. K., Carlsen, E., McLachlan, R. I., Skakkebæk, Niels Erik, Petersen, Jørgen Holm & Juul, Anders, 1 Feb 2007, In: Clinical Endocrinology. 66, 2, p. 276-81 6 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  6. Published

    Serum concentrations of Anti-Müllerian Hormone (AMH) in 95 patients with Klinefelter syndrome with or without cryptorchidism

    Aksglaede, L., Christiansen, P., Sørensen, K., Boas, M., Linneberg, Allan René, Main, Katharina Maria, Andersson, A., Skakkebæk, Niels Erik & Juul, Anders, 2011, In: Acta Paediatrica. 100, 6, p. 839-845 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  7. Published
  8. Published

    High normal testosterone levels in infants with non-mosaic Klinefelter's syndrome

    Aksglaede, L., Petersen, Jørgen Holm, Main, Katharina Maria, Skakkebæk, Niels Erik & Juul, Anders, 2007, In: European Journal of Endocrinology. 157, 3, p. 345-50 6 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  9. Published

    The sensitivity of the child to sex steroids: possible impact of exogenous estrogens

    Aksglaede, L., Juul, Anders, Leffers, H., Skakkebæk, Niels Erik & Andersson, A., 2006, In: Human Reproduction Update. 12, 4, p. 341-9 9 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  10. Published

    Recent decline in age at breast development: the Copenhagen Puberty Study

    Aksglaede, L., Sørensen, K., Petersen, Jørgen Holm, Skakkebæk, Niels Erik & Juul, Anders, 2009, In: Pediatrics Electronic Pages. 123, 5, p. e932-9

    Research output: Contribution to journalJournal articleResearchpeer-review

  11. Published

    Clinical and biological parameters in 166 boys, adolescents and adults with nonmosaic Klinefelter syndrome: a Copenhagen experience

    Aksglaede, L., Skakkebæk, Niels Erik, Almstrup, Kristian & Juul, Anders, 1 Jun 2011, In: Acta Paediatrica. 100, 6, p. 793-806 14 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  12. Published

    Recent decline in age at breast development: the Copenhagen Puberty Study

    Aksglaede, L., Sørensen, K., Petersen, J. H., Skakkebæk, Niels Erik & Juul, Anders, 2009, In: Pediatrics. 123, 5, p. e932-9

    Research output: Contribution to journalJournal articleResearchpeer-review

  13. Published

    Natural history of seminiferous tubule degeneration in Klinefelter syndrome

    Aksglaede, L., Wikström, A. M., Rajpert-De Meyts, E., Dunkel, L., Skakkebæk, Niels Erik & Juul, Anders, 2006, In: Human Reproduction Update. 12, 1, p. 39-48 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  14. Published

    Changes in Anti-Mullerian Hormone (AMH) throughout the Life Span: A Population-Based Study of 1027 Healthy Males from Birth (Cord Blood) to the Age of 69 Years

    Aksglæde, L., Sørensen, K., Boas, M., Mouritsen, Annette Korsholm, Hagen, C. P., Jensen, R. B., Petersen, J. H., Linneberg, Allan René, Andersson, A. M., Main, Katharina Maria, Skakkebæk, Niels Erik & Juul, Anders, 2010, In: Journal of Clinical Endocrinology and Metabolism. 95, 12, p. 5357-5364 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  15. Published

    Changes in Anti-Müllerian Hormone (AMH) throughout the Life Span: A Population-Based Study of 1027 Healthy Males from Birth (Cord Blood) to the Age of 69 Years

    Aksglæde, L., Sørensen, K., Boas, M., Mouritsen, A. K. M., Hagen, C., Jensen, R., Petersen, Jørgen Holm, Linneberg, Allan René, Andersson, A., Main, Katharina Maria, Skakkebæk, Niels Erik & Juul, Anders, 2010, In: Journal of Clinical Endocrinology and Metabolism. 95, 12, p. 5357-5364 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  16. Published

    Sex chromosome aneuploidy and anthropometry

    Aksglæde, L., Skakkebæk, Niels Erik & Juul, Anders, 2011, Handbook of Anthropometry: Physical measures of human form in health and disease. Springer

    Research output: Chapter in Book/Report/Conference proceedingBook chapterResearch

  17. Published

    Perinatal origin of testicular germ cell cancer: Possible involvement of developmental reprogramming

    Almstrup, H. K., Rajpert-De Meyts, E. & Skakkebæk, Niels Erik, 2012, Perinatal Programming: The State of the Art. Plagemann, A. (ed.). De Gruyter, p. 219-228 9 p.

    Research output: Chapter in Book/Report/Conference proceedingBook chapterResearchpeer-review

  18. Published

    Carcinoma in situ testis displays permissive chromatin modifications similar to immature foetal germ cells

    Almstrup, Kristian, Nielsen, J. E., Mlynarska, O., Jansen, M. T., Jørgensen, A., Skakkebæk, Niels Erik & Rajpert-De Meyts, E., 12 Oct 2010, In: British Journal of Cancer. 103, 8, p. 1269-76 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  19. Published

    Screening of subfertile men for testicular carcinoma in situ by an automated image analysis-based cytological test of the ejaculate

    Almstrup, Kristian, Lippert, M., Mogensen, H. O., Nielsen, J. E., Hansen, J. D., Daugaard, G., Jørgensen, N., Foged, N., Skakkebæk, Niels Erik & Rajpert-De Meyts, E., 1 Aug 2011, In: International Journal of Andrology. 34, 4 Pt 2, p. e21-30; discussion e30-1

    Research output: Contribution to journalJournal articleResearchpeer-review

  20. Published

    Genome-wide gene expression profiling of testicular carcinoma in situ progression into overt tumours

    Almstrup, Kristian, Høi-Hansen, Christina Engel, Nielsen, J. E., Wirkner, U., Ansorge, W., Skakkebæk, Niels Erik, Rajpert-De Meyts, E. & Leffers, H., 23 May 2005, In: British Journal of Cancer. 92, 10, p. 1934-1941 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  21. Published

    From embryonic stem cells to testicular germ cell cancer-- should we be concerned?

    Almstrup, Kristian, Sonne, Si Brask, Hoei-Hansen, C. E., Ottesen, A. M., Nielsen, J. E., Skakkebæk, Niels Erik, Leffers, H. & Rajpert-De Meyts, E., 2006, In: International Journal of Andrology. 29, 1, p. 211-8 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  22. Published

    Analysis of cell-type-specific gene expression during mouse spermatogenesis

    Almstrup, Kristian, Nielsen, J. E., Hansen, M. A., Tanaka, M., Skakkebæk, Niels Erik & Leffers, H., Jun 2004, In: Biology of Reproduction. 70, 6, p. 1751-1761 11 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  23. Published

    Improved gene expression signature of testicular carcinoma in situ

    Almstrup, Kristian, Leffers, H., Lothe, R. A., Skakkebæk, Niels Erik, Sonne, Si Brask, Nielsen, J. E., Rajpert-De Meyts, E. & Skotheim, R. I., 2007, In: International Journal of Andrology. 30, 4, p. 292-303

    Research output: Contribution to journalJournal articleResearchpeer-review

  24. Published

    Perinatal origin of testicular germ cell cancer: Possible involvement of developmental reprogramming

    Almstrup, Kristian, Meyts, E. R. D. & Skakkebæk, Niels Erik, 30 Nov 2011, Perinatal Programming: The State of the Art. Walter de Gruyter GmbH and Co. KG, p. 219-228 10 p.

    Research output: Chapter in Book/Report/Conference proceedingBook chapterResearchpeer-review

  25. Published

    Embryonic stem cell-like features of testicular carcinoma in situ revealed by genome-wide gene expression profiling

    Almstrup, Kristian, Høi-Hansen, Christina Engel, Wirkner, U., Blake, J., Schwager, C., Ansorge, W., Nielsen, J. E., Skakkebæk, Niels Erik, Rajpert-De Meyts, E. & Leffers, H., 15 Jul 2004, In: Cancer Research. 64, 14, p. 4736-4743 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  26. Published

    Genomic and gene expression signature of the pre-invasive testicular carcinoma in situ

    Almstrup, Kristian, Ottesen, A. M., Sonne, Si Brask, Hoei-Hansen, C. E., Leffers, H., Rajpert-De Meyts, E. & Skakkebæk, Niels Erik, 2005, In: Cell and Tissue Research. 322, 1, p. 159-65 6 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  27. Published

    Paraoxonase 1 polymorphism and prenatal pesticide exposure associated with adverse cardiovascular risk profiles at school age

    Andersen, H. R., Veje, C. W., Dalgård, C., Christiansen, L. T., Main, Katharina Maria, Nellemann, C. L., Murata, K., Jensen, T. K., Skakkebæk, Niels Erik & Grandjean, P., 2012, In: P L o S One. 7, 5, p. e36830

    Research output: Contribution to journalJournal articleResearchpeer-review

  28. Published

    Serum inhibin B in healthy pubertal and adolescent boys: relation to age, stage of puberty, and follicle-stimulating hormone, luteinizing hormone, testosterone, and estradiol levels

    Andersson, A. M., Juul, Anders, Petersen, J. H., Müller, J., Groome, N. P. & Skakkebæk, Niels Erik, 1997, In: Journal of Clinical Endocrinology and Metabolism. 82, 12, p. 3976-81 6 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  29. Published

    Endocrine disrupters: we need research, biomonitoring and action

    Andersson, A., Bay, K., Frederiksen, H. & Skakkebæk, Niels Erik, Jul 2016, In: Andrology. 4, 4, p. 556-60 5 p.

    Research output: Contribution to journalEditorialResearchpeer-review

  30. Published

    Adverse trends in male reproductive health: we may have reached a crucial 'tipping point'

    Andersson, A., Jørgensen, N., Main, Katharina Maria, Toppari, J., Rajpert-De Meyts, E., Leffers, H., Juul, Anders, Jensen, T. K. & Skakkebæk, Niels Erik, 2008, In: International Journal of Andrology. 31, 2, p. 74-80 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  31. Published

    Proceedings of the 5th Copenhagen Workshop on endocrine disrupters: ubiquitous endocrine disrupters and possible human health effects. Preface

    Andersson, A., Bay, K., Grigor, K. M., Toppari, J. & Skakkebæk, Niels Erik, 1 Apr 2010, In: International Journal of Andrology. 33, 2, p. 251 1 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  32. Published

    Special issue on the impact of endocrine disrupters on reproductive health

    Andersson, A., Bay, K., Grigor, K. M., Meyts, E. R. & Skakkebæk, Niels Erik, 2012, In: International Journal of Andrology. 35, 3, p. 215

    Research output: Contribution to journalJournal articleResearch

  33. Published

    Secular decline in male testosterone and sex hormone binding globulin serum levels in Danish population surveys

    Andersson, A., Jensen, T. K., Juul, Anders, Petersen, Jørgen Holm, Jørgensen, T. & Skakkebæk, Niels Erik, 1 Dec 2007, In: Journal of Clinical Endocrinology and Metabolism. 92, 12, p. 4696-705 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  34. Published

    Country-specific chemical signatures of persistent organic pollutants (POPs) in breast milk of French, Danish and Finnish women

    Antignac, J. P., Main, Katharina Maria, Virtanen, H. E., Boquien, C. Y., Marchand, P., Venisseau, A., Guiffard, I., Bichon, E., Wohlfahrt-Veje, C., Legrand, S., Boscher, C., Skakkebæk, Niels Erik, Toppari, J. & Le Bizec, B., Nov 2016, In: Environmental Pollution. 218, p. 728-738 11 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  35. Published

    Bone mineral density is preserved in men with idiopathic infertility

    Antonio, L., Priskorn, L., Nordkap, L., Bang, A. K., Jensen, T. K., Skakkebæk, Niels Erik, Petersen, Jørgen Holm, Vanderschueren, D. & Jørgensen, N., 2020, In: Andrology. 8, 2, p. 315-322 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  36. Published

    Assumed non-persistent environmental chemicals in human adipose tissue; matrix stability and correlation with levels measured in urine and serum

    Artacho-Cordón, F., Arrebola, J. P., Nielsen, O., Hernández, P., Skakkebæk, Niels Erik, Fernández, M. F., Andersson, A. M., Olea, N. & Frederiksen, H., Jul 2017, In: Environmental Research. 156, p. 120-127 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  37. Published

    Proposed Key Characteristics of Male Reproductive Toxicants as an Approach for Organizing and Evaluating Mechanistic Evidence in Human Health Hazard Assessments

    Arzuaga, X., Smith, M. T., Gibbons, C. F., Skakkebæk, Niels Erik, Yost, E. E., Beverly, B. E. J., Hotchkiss, A. K., Hauser, R., Pagani, R. L., Schrader, S. M., Zeise, L. & Prins, G. S., 2019, In: Environmental Health Perspectives. 127, 6, p. 1-12 12 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  38. Published

    Semen quality, reproductive hormones and fertility of men operated for hypospadias

    Asklund, C., Jensen, T. K., Main, Katharina Maria, Sobotka, T., Skakkebæk, Niels Erik & Jørgensen, N., 1 Feb 2010, In: International Journal of Andrology. 33, 1, p. 80-7 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  39. Published

    Variations in repeated serum concentrations of UV filters, phthalates, phenols and parabens during pregnancy

    Assens, M., Frederiksen, H., Petersen, Jørgen Holm, Larsen, T., Skakkebæk, Niels Erik, Juul, Anders, Andersson, A. & Main, Katharina Maria, 2019, In: Environment International. 123, p. 318-324 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  40. Published

    Is the FSHR 2039A>G variant associated with susceptibility to testicular germ cell cancer?

    Bang, A. K., Busch, A. S., Almstrup, Kristian, Gromoll, J., Kliesch, S., Rajpert-De Meyts, E., Skakkebæk, Niels Erik, Juul, Anders, Tüttelmann, F. & Jørgensen, N., 2018, In: Andrology. 6, 1, p. 176-183 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  41. Published

    Reply to ‘Paracetamol use in pregnancy — caution over causal inference from available data’; ‘Handle with care — interpretation, synthesis and dissemination of data on paracetamol in pregnancy’

    Bauer, A. Z., Swan, S. H., Kriebel, D., Liew, Z., Taylor, H. S., Bornehag, C., M. Andrade, A., Olsen, J., Jensen, Rigmor Højland, Mitchell, R. T., Skakkebæk, Niels Erik & Kristensen, D. M., 2022, In: Nature Reviews Endocrinology. 18, 3, p. 192 1 p.

    Research output: Contribution to journalComment/debateResearchpeer-review

  42. Published

    Paracetamol use during pregnancy — a call for precautionary action

    Bauer, A. Z., Swan, S. H., Kriebel, D., Liew, Z., Taylor, H. S., Bornehag, C., Andrade, A. M., Olsen, J., Jensen, Rigmor Højland, Mitchell, R. T., Skakkebæk, Niels Erik, Jégou, B. & Kristensen, D. M., 2021, In: Nature Reviews Endocrinology. 17, p. 757–766 10 p.

    Research output: Contribution to journalReviewResearchpeer-review

  43. Published

    Reply to ‘Paracetamol use in pregnancy — neglecting context promotes misinterpretation’

    Bauer, A. Z., Swan, S. H., Kriebel, D., Liew, Z., Taylor, H. S., Bornehag, C., Andrade, A. M., Olsen, J., Jensen, Rigmor Højland, Mitchell, R. T., Skakkebæk, Niels Erik & Kristensen, D. M., 2022, In: Nature Reviews Endocrinology. 18, 1 p., 386.

    Research output: Contribution to journalLetterResearchpeer-review

  44. Published

    Paracetamol Use During Pregnancy - A Call for Precautionary Action

    Bauer, A. Z., Swan, S. H., Kriebel, D., Liew, Z., Taylor, H. S., Bornehag, C., Andrade, A. M., Olsen, J., Jensen, Rigmor Højland, Mitchell, R. T., Skakkebæk, Niels Erik, Jégou, B. & Kristensen, D. M., 2022, In: Obstetrical and Gynecological Survey. 77, 3, p. 133-134 2 p.

    Research output: Contribution to journalReviewResearchpeer-review

  45. Published

    Testicular dysgenesis syndrome: possible role of endocrine disrupters

    Bay, K., Asklund, C., Skakkebæk, Niels Erik & Andersson, A., 1 Mar 2006, In: Best Practice & Research: Clinical Endocrinology & Metabolism. 20, 1, p. 77-90 14 p.

    Research output: Contribution to journalJournal articleResearch

  46. Published

    Testicular descent: INSL3, testosterone, genes and the intrauterine milieu

    Bay, K., Main, Katharina Maria, Toppari, J., Skakkebæk, Niels Erik & Medscape, M., 15 Mar 2011, In: Nature Reviews. Urology.

    Research output: Contribution to journalJournal articleResearch

  47. Published

    Insulin-like factor 3 levels in second-trimester amniotic fluid

    Bay, K., Cohen, A. S., Jørgensen, Finn Stener, Jørgensen, C., Lind, A. M., Skakkebæk, Niels Erik & Andersson, A., 1 Oct 2008, In: Journal of Clinical Endocrinology and Metabolism. 93, 10, p. 4048-51 4 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  48. Published

    Insulin-like factor 3 levels in cord blood and serum from children: effects of age, postnatal hypothalamic-pituitary-gonadal axis activation, and cryptorchidism

    Bay, K., Virtanen, H. E., Hartung, S., Ivell, R., Main, Katharina Maria, Skakkebæk, Niels Erik, Andersson, A., Toppari, J. & Nordic Cryptorchidism Study Group, N. C. S. G., 1 Oct 2007, In: Journal of Clinical Endocrinology and Metabolism. 92, 10, p. 4020-7 8 p.

    Research output: Contribution to journalJournal articleResearch

  49. Published

    Cotinine concentrations in maternal serum and amniotic fluid during pregnancy and risk of testicular germ cell cancer in the offspring: A prospective nested case-control study

    Beck, A. L., Uldbjerg, C. S., Lim, Youn-Hee, Coull, B. A., Sørensen, K. M., Utko, M. M., Wilkowski, B., Rantakokko, P., Bengtsson, M., Lindh, C., Petersen, Jørgen Holm, Skakkebæk, Niels Erik, Hauser, R., Juul, Anders & Bräuner, E. V., 2023, In: International Journal of Cancer. 154, 1, p. 71-80 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  50. Published

    Klinefelter syndrome comorbidities linked to increased X chromosome gene dosage and altered protein interactome activity

    Belling, K., Russo, F., Jensen, A. B., Dalgaard, M. D., Westergaard, David, Rajpert-De Meyts, E., Skakkebæk, Niels Erik, Juul, Anders & Brunak, Søren, 1 Apr 2017, In: Human Molecular Genetics. 26, 7, p. 1219-1229 11 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  51. Published

    Science and policy on endocrine disrupters must not be mixed: a reply to a “common sense” intervention by toxicology journal editors

    Bergman, Å., Andersson, A-M., Becher, G., van den Berg, M., Blumberg, B., Bjerregaard, P., Bornehag, C-G., Bornman, R., Brandt, I., Brian, J. V., Casey, S. C., Fowler, P. A., Frouin, H., Giudice, L. C., Iguchi, T., Hass, U., Jobling, S., Juul, A., Kidd, K. A., Kortenkamp, A. & 21 others, Lind, M., Martin, O. V., Muir, D., Ochieng, R., Olea, N., Norrgren, L., Ropstad, E., Ross, P. S., Rudén, C., Scheringer, M., Skakkebæk, Niels Erik, Söder, O., Sonnenschein, C., Soto, A., Swan, S., Toppari, J., Tyler, C. R., Vandenberg, L. N., Vinggaard, A. M., Wiberg, K. & Zoeller, R. T., 2013, In: Environmental Health. 12, 69, p. 1-4 4 p.

    Research output: Contribution to journalComment/debateResearchpeer-review

  52. Published

    Germ cell neoplasia in situ (GCNIS): evolution of the current nomenclature for testicular pre-invasive germ cell malignancy

    Berney, D. M., Looijenga, L. H. J., Idrees, M., Oosterhuis, J. W., Rajpert-De Meyts, E., Ulbright, T. M. & Skakkebæk, Niels Erik, Jul 2016, In: Histopathology. 69, 1, p. 7-10 4 p.

    Research output: Contribution to journalReviewResearchpeer-review

  53. Published

    Intranasalt gonadotropinfrigørende hormon (LH-RH) som behandling ved retentio testis

    Bertelsen, A., Skakkebæk, Niels Erik, Mauritzen, K., Preuss, P., Pedersen, P. V. & Thorup, Jørgen Mogens, 15 Jun 1981, In: Ugeskrift for Laeger. 143, 25, p. 1595-7 3 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  54. Published

    Screening for carcinoma in situ of the contralateral testis in patients with germinal testicular cancer

    Berthelsen, Jens, Skakkebæk, Niels Erik, von der Maase, H., Sørensen, B. L. & Mogensen, P., 1982, In: British medical journal (Clinical research ed.). 285, 6356, p. 1683-6 3 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  55. Published

    In vitro investigation of endocrine disrupting effects of pesticides on Ca2+-signaling in human sperm cells through actions on the sperm-specific and steroid-activated CatSper Ca2+-channel

    Birch, Michala Rosa, Johansen, M., Skakkebæk, Niels Erik, Andersson, A. & Rehfeld, Anders Aagaard, 2022, In: Environment International. 167, 15 p., 107399.

    Research output: Contribution to journalJournal articleResearchpeer-review

  56. Published

    Finasteride interferes with prostaglandin-induced CatSper signalling in human sperm

    Birch, M. R., Dissing, Steen, Skakkebæk, Niels Erik & Rehfeld, Anders Aagaard, 2021, In: Reproduction. 161, 5, p. 561-572 12 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  57. Published

    Standards in semen examination: publishing reproducible and reliable data based on high-quality methodology

    Björndahl, L., Barratt, C. L. R., Mortimer, D., Agarwal, A., Aitken, R. J., Alvarez, J. G., Aneck-Hahn, N., Arver, S., Baldi, E., Bassas, L., Boitrelle, F., Bornman, R., Carrell, D. T., Castilla, J. A., Cerezo Parra, G., Check, J. H., Cuasnicu, P. S., Darney, S. P., de Jager, C., De Jonge, C. J. & 67 others, Drevet, J. R., Drobnis, E. Z., Du Plessis, S. S., Eisenberg, M. L., Esteves, S. C., Evgeni, E. A., Ferlin, A., Garrido, N., Giwercman, A., Goovaerts, I. G. F., Haugen, T. B., Henkel, R., Henningsohn, L., Hofmann, M. C., Hotaling, J. M., Jedrzejczak, P., Jouannet, P., Jørgensen, N., Kirkman Brown, J. C., Krausz, C., Kurpisz, M., Kvist, U., Lamb, D. J., Levine, H., Loveland, K. L., McLachlan, R. I., Mahran, A., Maree, L., Martins da Silva, S., Mbizvo, M. T., Meinhardt, A., Menkveld, R., Mortimer, S. T., Moskovtsev, S., Muller, C. H., Munuce, M. J., Muratori, M., Niederberger, C., O'Flaherty, C., Oliva, R., Ombelet, W., Pacey, A. A., Palladino, M. A., Ramasamy, R., Ramos, L., Rives, N., Roldan, E. R., Rothmann, S., Sakkas, D., Salonia, A., Sánchez-Pozo, M. C., Sapiro, R., Schlatt, S., Schlegel, P. N., Schuppe, H. C., Shah, R., Skakkebæk, Niels Erik, Teerds, K., Toskin, I., Tournaye, H., Turek, P. J., van der Horst, G., Vazquez-Levin, M., Wang, C., Wetzels, A., Zeginiadou, T. & Zini, A., 2022, In: Human Reproduction. 37, 11, p. 2497-2502 6 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  58. Published

    Association of the polymorphism of the CAG repeat in the mitochondrial DNA polymerase gamma gene (POLG) with testicular germ-cell cancer

    Jensen, Martin Blomberg, Leffers, H., Petersen, Jørgen Holm, Daugaard, G., Skakkebæk, Niels Erik & Rajpert-De Meyts, E., 2008, In: Annals of Oncology. 19, 11, p. 1910-4 4 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  59. Published

    Vitamin D receptor and vitamin D metabolizing enzymes are expressed in the human male reproductive tract

    Jensen, Martin Blomberg, Nielsen, J. E., Jørgensen, A., Rajpert-De Meyts, E., Kristensen, D. M., Jørgensen, N., Skakkebæk, Niels Erik, Juul, Anders & Leffers, H., 1 May 2010, In: Human Reproduction. 25, 5, p. 1303-11 9 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  60. Published

    Plasma leptin levels in healthy children and adolescents: dependence on body mass index, body fat mass, gender, pubertal stage, and testosterone

    Blum, W. F., Englaro, P., Hanitsch, S., Juul, Anders, Hertel, N., Müller, J., Skakkebæk, Niels Erik, Heiman, M. L., Birkett, M., Attanasio, A. M., Kiess, W. & Rascher, W., 1997, In: Journal of Clinical Endocrinology and Metabolism. 82, 9, p. 2904-10 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  61. Published

    Childhood exposure to phthalates: associations with thyroid function, insulin-like growth factor I, and growth

    Boas, M., Frederiksen, H., Feldt-Rasmussen, Ulla, Skakkebæk, Niels Erik, Hegedüs, L., Hilsted, L. M., Juul, Anders & Main, Katharina Maria, 1 Oct 2010, In: Environmental Health Perspectives. 118, 10, p. 1458-64 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  62. Published

    Year of birth and sperm count in 10 Danish occupational studies

    Bonde, Jens Peter, Jensen, T. K., Larsen, S. B., Abell, A., Scheike, Thomas, Hjøllund, N. H. I., Kolstad, H. A., Ernst, E., Giwercman, A., Skakkebæk, Niels Erik, Keiding, N. & Olsen, J., 1998, In: Scandinavian Journal of Work, Environment & Health. 24, 5, p. 407-413 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  63. Published

    Synergistic activation of CatSper Ca2+ channels in human sperm by oviductal ligands and endocrine disrupting chemicals

    Brenker, C., Rehfeld, Anders Aagaard, Schiffer, C., Kierzek, M., Kaupp, U. B., Skakkebæk, Niels Erik & Strünker, T., 2018, In: Human Reproduction. 33, 10, p. 1915-1923 9 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  64. Published

    The association between in-utero exposure to stressful life events during pregnancy and male reproductive function in a cohort of 20-year-old offspring: The Raine Study

    Bräuner, E. V., Hansen, Åse Marie, Doherty, D. A., Dickinson, J. E., Handelsman, D. J., Hickey, M., Skakkebæk, Niels Erik, Juul, A. & Hart, R., 8 Jul 2019, In: Human reproduction (Oxford, England). 34, 7, p. 1345-1355 11 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  65. Published

    Endocrine Disrupting Chemicals and Risk of Testicular Cancer A Systematic Review and Meta-analysis

    Bräuner, E. V., Lim, Youn-Hee, Koch, T., Uldbjerg, C. S., Gregersen, L. S., Pedersen, M. K., Frederiksen, H., Petersen, Jørgen Holm, Coull, B. A., Andersson, A., Hickey, M., Skakkebæk, Niels Erik, Hauser, R. & Juul, Anders, 2021, In: The Journal of clinical endocrinology and metabolism. 106, 12, p. e4834–e4860 27 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  66. Published

    Influence of FGF23 and Klotho on male reproduction: Systemic vs direct effects

    Hansen, Lasse Bøllehuus, Kaludjerovic, J., Nielsen, J. E., Rehfeld, Anders Aagaard, Poulsen, N. N., Ide, N., Skakkebæk, Niels Erik, Frederiksen, H., Juul, Anders, Lanske, B. & Jensen, M. B., 2020, In: F A S E B Journal. 34, 9, p. 12436-12449

    Research output: Contribution to journalJournal articleResearchpeer-review

  67. Published

    Behandling og udredning af mandlig infertilitet og hypogonadisme

    Carlsen, E., Jørgensen, N., Juul, Anders & Skakkebæk, Niels Erik, 2005, In: Maanedsskrift for Praktisk Laegegerning. 83, p. 1239-49 10 p.

    Research output: Contribution to journalReviewResearch

  68. Published

    Evidence for decreasing quality of semen during past 50 years

    Carlsen, E., Giwercman, A., Keiding, N. & Skakkebæk, Niels Erik, Mar 1993, In: Obstetrical & Gynecological Survey. 48, 3, p. 200-201 2 p.

    Research output: Contribution to journalReviewResearchpeer-review

  69. Published

    Inhibin A, inhibin B, follicle-stimulating hormone, luteinizing hormone, estradiol, and sex hormone-binding globulin levels in 473 healthy infant girls

    Chellakooty, M., Schmidt, I. M., Haavisto, A. M., Boisen, K. A., Damgaard, I. N., Mau, C., Petersen, Jørgen Holm, Juul, Anders, Skakkebæk, Niels Erik & Main, Katharina Maria, 2003, In: Journal of Clinical Endocrinology and Metabolism. 88, 8, p. 3515-20 6 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  70. Published

    A prospective study of serum insulin-like growth factor I (IGF-I) and IGF-binding protein-3 in 942 healthy infants: associations with birth weight, gender, growth velocity, and breastfeeding

    Chellakooty, M., Juul, A., Boisen, K. A., Damgaard, I. N., Kai, C. M., Schmidt, I. M., Petersen, Jørgen Holm, Skakkebæk, Niels Erik & Main, K. M., 2006, In: Journal of Clinical Endocrinology and Metabolism. 91, 3, p. 820-826 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  71. Published

    Longitudinal study of serum placental GH in 455 normal pregnancies: correlation to gestational age, fetal gender, and weight

    Chellakooty, M., Skibsted, L., Skouby, Sven O., Andersson, A., Petersen, J. H., Main, Katharina Maria, Skakkebæk, Niels Erik & Juul, Anders, 2002, In: Journal of Clinical Endocrinology and Metabolism. 87, 6, p. 2734-9 6 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  72. Published

    A longitudinal study of intrauterine growth and the placental growth hormone (GH)-insulin-like growth factor I axis in maternal circulation: association between placental GH and fetal growth

    Chellakooty, M., Vangsgaard, K., Larsen, T., Scheike, T., Falck-Larsen, J., Legarth, J., Andersson, A. M., Main, Katharina Maria, Skakkebæk, Niels Erik & Juul, Anders, 1 Jan 2004, In: Journal of Clinical Endocrinology and Metabolism. 89, 1, p. 384-91 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  73. Published

    Association between organic dietary choice during pregnancy and hypospadias in offspring: a study of mothers of 306 boys operated on for hypospadias

    Christensen, J. S., Asklund, C., Skakkebæk, Niels Erik, Jørgensen, N., Andersen, H. R., Jørgensen, T. M., Olsen, L. H., Høyer, A. P., Moesgaard, J., Thorup, Jørgen Mogens & Jensen, T. K., Mar 2013, In: The Journal of Urology (Italian Edition). 189, 3, p. 1077-82 6 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  74. Published

    Growth hormone treatment of non-elderly adults with GH-deficiency

    Christiansen, J., Jørgensen, J., Vahn, N., Juul, Anders, Müller, J. & Skakkebæk, Niels Erik, 1995, GHRH, GH and IGF-1: Basic and clinical Advances. p. 169-175 6 p.

    Research output: Chapter in Book/Report/Conference proceedingBook chapterResearch

  75. Published

    The syndrome of Growth Hormone Deficiency in adulthood

    Christiansen, J., Jørgensen, J., Juul, Anders, Müller, J., Skakkebæk, Niels Erik, Fisker, S. & Vahn, N., 1995, In: Journal of Clinical Endocrinology and Metabolism. p. 7-9 2 p.

    Research output: Contribution to journalJournal articleResearch

  76. Published

    Metabolic effects of long-term GH deficiency and GH replacement

    Christiansen, J., Jørgensen, J., Müller, J. & Skakkebæk, Niels Erik, 2013, Clinical Issues in growth disorders: Evaluation, diagnosis and therapy. Publishing House, Ltd., Europe, p. 163-170 7 p.

    Research output: Chapter in Book/Report/Conference proceedingBook chapterResearch

  77. Published

    Serum inhibin B, FSH, LH and testosterone levels before and after human chorionic gonadotropin stimulation in prepubertal boys with cryptorchidism

    Christiansen, P., Andersson, A., Skakkebæk, Niels Erik & Juul, Anders, 2002, In: European Journal of Endocrinology. 147, 1, p. 95-101 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  78. Published

    Thyroid function in covid-19 and the association with cytokine levels and mortality

    Clausen, C. L., Rasmussen, Å. K., Johannsen, T. H., Hilsted, Linda, Skakkebæk, Niels Erik, Szecsi, P. B., Pedersen, L., Benfield, Thomas & Juul, Anders, 2021, In: Endocrine Connections. 10, 10, p. 1234-1242 9 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  79. Published

    Pituitary–gonadal hormones associated with respiratory failure in men and women hospitalized with COVID-19: an observational cohort study

    Clausen, C. L., Johannsen, T. H., Skakkebæk, Niels Erik, Frederiksen, H., Ryrsø, C. K., Dungu, A. M., Hegelund, M. H., Faurholt-Jepsen, D., Krogh-Madsen, Rikke, Lindegaard, Birgitte, Linneberg, Allan René, Kårhus, L. L., Juul, Anders & Benfield, Thomas, 2023, In: Endocrine Connections. 12, 1, e220444.

    Research output: Contribution to journalJournal articleResearchpeer-review

  80. Published

    Parental occupational exposures in wood-related jobs and risk of testicular germ cell tumours in offspring in NORD-TEST a registry-based case–control study in Finland, Norway, and Sweden

    Corbin, S., Togawa, K., Schüz, J., Le Cornet, C., Fervers, B., Feychting, M., Wiebert, P., Hansen, J., Dalton, Susanne Oksbjerg, Kjærheim, K., Nordby, K. C., Østrem, R. S., Skakkebæk, Niels Erik, Uuksulainen, S., Pukkala, E. & Olsson, A., 2022, In: International Archives of Occupational and Environmental Health. 95, p. 1243–1253

    Research output: Contribution to journalJournal articleResearchpeer-review

  81. Published

    Proliferation of Sertoli cells during development of the human testis assessed by stereological methods

    Cortes, Dina, Müller, J. & Skakkebæk, Niels Erik, 1 Aug 1987, In: International Journal of Andrology. 10, 4, p. 589-96 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  82. Published

    Assessment of circulating sex steroid levels in prepubertal and pubertal boys and girls by a novel ultrasensitive gas chromatography-tandem mass spectrometry method

    Courant, F., Aksglæde, L., Antignac, J., Monteau, F., Sørensen, K., Andersson, A., Skakkebæk, Niels Erik, Juul, Anders & Bizec, B. L., 1 Jan 2010, In: Journal of Clinical Endocrinology and Metabolism. 95, 1, p. 82-92 11 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  83. Published

    Female reproductive disorders: the roles of endocrine-disrupting compounds and developmental timing

    Crain, D. A., Janssen, S. J., Edwards, T. M., Heindel, J., Ho, S., Hunt, P., Iguchi, T., Juul, Anders, McLachlan, J. A., Schwartz, J., Skakkebæk, Niels Erik, Soto, A. M., Swan, S., Walker, C., Woodruff, T. K., Woodruff, T. J., Giudice, L. C. & Guillette, L. J., 2008, In: Fertility and Sterility. 90, 4, p. 911-40 30 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  84. Published

    Varicocele Is Associated with Impaired Semen Quality and Reproductive Hormone Levels: A Study of 7035 Healthy Young Men from Six European Countries

    Damsgaard, J., Joensen, U. N., Carlsen, E., Erenpreiss, J., Jensen, M. B., Matulevicius, V., Zilaitiene, B., Olesen, I. A., Perheentupa, A., Punab, M., Salzbrunn, A., Toppari, J., Virtanen, H. E., Juul, Anders, Skakkebæk, Niels Erik & Jørgensen, N., Dec 2016, In: European Urology. 70, 6, p. 1019-1029 11 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  85. Published

    Reply to Eugenio Ventimiglia, Francesco Montorsi, and Andrea Salonia's Letter to the Editor re: Jakob Damsgaard, Ulla N. Joensen, Elisabeth Carlsen, et al. Varicocele Is Associated with Impaired Semen Quality and Reproductive Hormone Levels: A Study of 7035 Healthy Young Men from Six European Countries. Eur Urol 2016;70:1019-29

    Damsgaard, J., Joensen, Ulla Nordström, Carlsen, E., Erenpreiss, J., Jensen, M. B., Matulevicius, V., Zilaitiene, B., Olesen, I. A., Perheentupa, A., Punab, M., Salzbrunn, A., Toppari, J., Virtanen, H. E., Juul, Anders, Skakkebæk, Niels Erik & Jørgensen, N., 2017, In: European Urology. 71, 2, p. e71-e72

    Research output: Contribution to journalComment/debateResearch

  86. Published

    Increase in first morning voided urinary luteinizing hormone levels precedes the physical onset of puberty

    Demir, A., Voutilainen, R., Juul, Anders, Dunkel, L., Alfthan, H., Skakkebæk, Niels Erik & Stenman, U. H., 1996, In: Journal of Clinical Endocrinology and Metabolism. 81, 8, p. 2963-7 5 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  87. Published

    Heterozygous deletion at the RLN1 locus in a family with testicular germ cell cancer identified by integrating copy number variation data with phenome and interactome information

    Edsgärd, D., Scheel, M., Hansen, N. T., Ralfkiaer, U., Jensen, T. S., Skakkebæk, Niels Erik, Brunak, S., Gupta, R., Rajpert-De Meyts, E. & Ottesen, A. M., 1 Aug 2011, In: International Journal of Andrology. 34, 4 Pt 2, p. e122-32

    Research output: Contribution to journalJournal articleResearchpeer-review

  88. Published

    Genome-wide assessment of the association of rare and common copy number variations to testicular germ cell cancer

    Edsgärd, D., Dalgaard, M. D., Weinhold, N., Wesolowska-Andersen, A., Rajpert-De Meyts, E., Ottesen, A. M., Juul, Anders, Skakkebæk, Niels Erik, Skøt Jensen, T., Gupta, R., Leffers, H. & Brunak, S., 2013, In: Frontiers in Endocrinology. 4, p. 2

    Research output: Contribution to journalJournal articleResearchpeer-review

  89. Published

    Validation of image cytometry for sperm concentration measurement: Comparison with manual counting of 4010 human semen samples

    Egeberg Palme, D. L., Johannsen, T. H., Petersen, Jørgen Holm, Skakkebæk, Niels Erik, Juul, Anders, Jørgensen, N. & Almstrup, Kristian, 2017, In: Clinica Chimica Acta. 468, p. 114-119 6 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  90. Published

    Viable acrosome-intact human spermatozoa in the ejaculate as a marker of semen quality and fertility status

    Egeberg Palme, D. L., Rehfeld, Anders Aagaard, Bang, A. K., Nikolova, K. A., Kjærulff, S., Petersen, M. R., Jeppesen, J. V., Glensbjerg, M., Juul, Anders, Skakkebæk, Niels Erik, Ziebe, S., Jørgensen, N. & Almstrup, Kristian, 2018, In: Human Reproduction. 33, 3, p. 361-371 11 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  91. Published

    The relationship between anogenital distance and reproductive hormone levels in adult men

    Eisenberg, M. L., Jensen, T. K., Walters, R. C., Skakkebæk, Niels Erik & Lipshultz, L. I., 2012, In: The Journal of Urology. 187, 2, p. 594-8 5 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  92. Published

    Serum levels of activin A and inhibin A are not related to the increased susceptibility to pre-eclampsia in type I diabetic pregnancies

    Ekbom, P., Damm, Peter, Andersson, A., Skakkebæk, Niels Erik, Feldt-Rasmussen, Ulla & Mathiesen, Elisabeth, 1 Jan 2006, In: Acta Obstetricia et Gynecologica Scandinavica. 85, 2, p. 143-7 5 p.

    Research output: Contribution to journalJournal articleResearch

  93. Published

    Role of environmental factors in the timing of puberty

    Euling, S. Y., Selevan, S. G., Pescovitz, O. H. & Skakkebæk, Niels Erik, 2008, In: Pediatrics. 121 Suppl 3, p. S167-S171

    Research output: Contribution to journalJournal articleResearchpeer-review

  94. Published

    Semen quality and reproductive hormone levels in men from Southern Spain

    Fernandez, M. F., Duran, I., Olea, N., Avivar, C., Vierula, M., Toppari, J., Skakkebæk, Niels Erik & Jørgensen, N., 2012, In: International Journal of Andrology. 35, p. 1-10 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  95. Published

    The growth hormone (GH)-insulin-like growth factor axis during testosterone replacement therapy in GH-treated hypopituitary males

    Fisker, S., Nørrelund, H., Juul, Anders, Skakkebæk, Niels Erik, Christiansen, J. S. & Jørgensen, J. O., 2001, In: Growth Hormone & I G F Research. 11, 2, p. 104-9 6 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  96. Published

    Sex differences in the vaccine-specific and non-targeted effects of vaccines

    Flanagan, K. L., Klein, S. L., Skakkebæk, Niels Erik, Marriott, I., Marchant, A., Selin, L., Fish, E. N., Prentice, A. M., Whittle, H., Benn, C. S. & Aaby, P., 16 Mar 2011, In: Vaccine. 29, 13, p. 2349-54 6 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  97. Published

    UV filters in matched seminal fluid-, urine-, and serum samples from young men

    Frederiksen, H., Krause, M., Jørgensen, N., Rehfeld, Anders Aagaard, Skakkebæk, Niels Erik & Andersson, A., 2021, In: Journal of Exposure Science and Environmental Epidemiology. 31, p. 345–355

    Research output: Contribution to journalJournal articleResearchpeer-review

  98. Published

    Changes in urinary excretion of phthalates, phthalate substitutes, bisphenols and other polychlorinated and phenolic substances in young Danish men: 2009–2017

    Frederiksen, H., Nielsen, O., Koch, H. M., Skakkebæk, Niels Erik, Juul, Anders, Jørgensen, N. & Andersson, A. M., Jan 2020, In: International Journal of Hygiene and Environmental Health. 223, 1, p. 93-105

    Research output: Contribution to journalJournal articleResearchpeer-review

  99. Published

    Human urinary excretion of non-persistent environmental chemicals: an overview of Danish data collected between 2006 and 2012

    Frederiksen, H., Jensen, T. K., Jørgensen, N., Kyhl, H. B., Husby, S., Skakkebæk, Niels Erik, Main, Katharina Maria, Juul, Anders & Andersson, A., 2014, In: Reproduction. 147, 4, p. 555-565 11 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  100. Published

    UV filters analyzed by isotope diluted TurboFlow-LC-MS/MS in urine from Danish children and adolescents

    Frederiksen, H., Nielsen, O., Skakkebæk, Niels Erik, Juul, Anders & Andersson, A., Mar 2017, In: International Journal of Hygiene and Environmental Health. 220, 2, Part A, p. 244-253 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

Previous 1 2 3 4 5 Next

ID: 35319116