Niels Erik Skakkebæk

Niels Erik Skakkebæk

Affiliate Professor

Member of:

  • Paediatrics


Publication year:
All
201 - 250 out of 407Page size: 50
  1. 2011
  2. Published

    Intrauterine exposure to mild analgesics is a risk factor for development of male reproductive disorders in human and rat

    Kristensen, D. M., Hass, U., Lesné, L., Lottrup, G., Jacobsen, P. R., Desdoits-Lethimonier, C., Boberg, J., Petersen, Jørgen Holm, Toppari, J., Jensen, T. K., Brunak, Søren, Skakkebæk, Niels Erik, Nellemann, C., Main, Katharina Maria, Jégou, B. & Leffers, H., 2011, In: Human Reproduction. 26, 1, p. 235-44 10 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  3. 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 journal › Journal article › Research › peer-review

  4. 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 proceeding › Book chapter › Research

  5. 2010
  6. Published

    OCT4 and downstream factors are expressed in human somatic urogenital epithelia and in culture of epididymal spheres

    Kristensen, D. M., Nielsen, J. E., Kalisz, M., Dalgaard, M. D., Audouze, K., Larsen, M. E., Jacobsen, G. K., Horn, T., Brunak, S., Skakkebaek, N. E., Leffers, H., Kristensen, D. M., Nielsen, J. E., Kalisz, M., Dalgaard, M. D., Audouze, K. M. L., Larsen, M. E., Jacobsen, G. K., Horn, T., Brunak, S. & 2 others, Skakkebæk, Niels Erik & Leffers, H., 1 Nov 2010, In: Molecular Human Reproduction. 16, 11, p. 835-45 11 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  7. Published

    Serum inhibin-b in fertile men is strongly correlated with low but not high sperm counts: a coordinated study of 1,797 European and US men

    Jørgensen, N., Liu, F., Andersson, A., Vierula, M., Irvine, D. S., Auger, J., Brazil, C. K., Drobnis, E. Z., Jensen, T. K., Jouannet, P., Overstreet, J. W., Redmon, J. B., Sparks, A., Toppari, J., Wang, C., Skakkebæk, Niels Erik & Swan, S. H., 1 Nov 2010, In: Fertility and Sterility. 94, 6, p. 2128-34 7 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  8. 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 journal › Journal article › Research › peer-review

  9. 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 journal › Journal article › Research › peer-review

  10. Published

    Cryptorchidism and hypospadias as a sign of testicular dysgenesis syndrome (TDS): environmental connection

    Toppari, J., Virtanen, H. E., Main, Katharina Maria & Skakkebæk, Niels Erik, 1 Oct 2010, In: Birth Defects Research. Part A: Clinical and Molecular Teratology. 88, 10, p. 910-9 10 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  11. Published

    Testicular non-seminoma: ESMO Clinical Practice Guidelines for diagnosis, treatment and follow-up

    Schmoll, H., Jordan, K., Huddart, R., Pes, M. P. L., Horwich, A., Fizazi, K., Kataja, V., Rajpert-De Meyts, E., Skakkebæk, Niels Erik, ESMO Guidelines Working Group, E. G. W. G. & von der Maase, H. R. R., 1 May 2010, In: Annals of Oncology. 21 Suppl 5, p. v147-54

    Research output: Contribution to journal › Journal article › Research › peer-review

  12. Published

    Testicular seminoma: ESMO Clinical Practice Guidelines for diagnosis, treatment and follow-up

    Schmoll, H., Jordan, K., Huddart, R., Pes, M. P. L., Horwich, A., Fizazi, K., Kataja, V., Rajpert-De Meyts, E., Skakkebæk, Niels Erik, ESMO Guidelines Working Group, E. G. W. G. & von der Maase, H. R. R., 1 May 2010, In: Annals of Oncology. 21 Suppl 5, p. v140-6

    Research output: Contribution to journal › Journal article › Research › peer-review

  13. 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 journal › Journal article › Research › peer-review

  14. Published

    Caffeine intake and semen quality in a population of 2,554 young Danish men

    Jensen, T. K., Swan, S. H., Skakkebæk, Niels Erik, Rasmussen, S. & Jørgensen, N., 15 Apr 2010, In: American Journal of Epidemiology. 171, 8, p. 883-91 9 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  15. Published

    Country-specific chemical signatures of persistent environmental compounds in breast milk

    Krysiak-Baltyn, K., Toppari, J., Skakkebaek, N. E., Jensen, T. S., Virtanen, H. E., Schramm, K-W., Shen, H., Vartiainen, T., Kiviranta, H., Taboureau, O., Brunak, S., Main, K. M., Krysiak-Baltyn, K., Toppari, J., Skakkebaek, N. E., Jensen, T. S., Virtanen, H. E., Schramm, K-W., Shen, H., Vartiainen, T. & 4 others, Kiviranta, H., Taboureau, O., Brunak, S. & Main, Katharina Maria, 1 Apr 2010, In: International Journal of Andrology. 33, 2, p. 270-8 9 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  16. Published

    Genital anomalies in boys and the environment

    Main, Katharina Maria, Skakkebæk, Niels Erik, Virtanen, H. E. & Toppari, J., 1 Apr 2010, In: Best Practice & Research: Clinical Endocrinology & Metabolism. 24, 2, p. 279-89 11 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  17. Published

    Hypothesis: exposure to endocrine-disrupting chemicals may interfere with timing of puberty

    Mouritsen, Annette Korsholm, Aksglaede, L., Sørensen, K., Mogensen, S. S., Leffers, H., Main, Katharina Maria, Frederiksen, H., Andersson, A., Skakkebæk, Niels Erik & Juul, Anders, 1 Apr 2010, In: International Journal of Andrology. 33, 2, p. 346-59 14 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  18. 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 journal › Journal article › Research › peer-review

  19. Published

    Testicular dysgenesis syndrome comprises some but not all cases of hypospadias and impaired spermatogenesis

    Jørgensen, N., Rajpert-De Meyts, E., Main, Katharina Maria & Skakkebæk, Niels Erik, 1 Apr 2010, In: International Journal of Andrology. 33, 2, p. 298-303 6 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  20. Published

    Testicular germ cell cancer incidence in an immigration perspective, Denmark, 1978 to 2003

    Schmiedel, S., Schüz, J., Skakkebæk, Niels Erik & Johansen, C., 1 Apr 2010, In: Journal of Urology. 183, 4, p. 1378-82 5 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  21. 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 journal › Journal article › Research › peer-review

  22. 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 journal › Journal article › Research › peer-review

  23. Published

    Normal reference ranges for semen quality and their relations to fecundity

    Skakkebæk, Niels Erik, 1 Jan 2010, In: Asian Journal of Andrology. 12, 1, p. 95-8 4 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  24. 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 journal › Journal article › Research › peer-review

  25. 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 journal › Journal article › Research › peer-review

  26. 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 journal › Journal article › Research › peer-review

  27. Published

    Cryptorchidism, hypospadias, testicular tumours and testicular dysgenesis syndrome

    Rajpert-De Meyts, E., Main, Katharina Maria, Toppari, J. & Skakkebæk, Niels Erik, 2010, Endocrinology.

    Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research › peer-review

  28. 2009
  29. Published

    Analysis of gene expression profiles of microdissected cell populations indicates that testicular carcinoma in situ is an arrested gonocyte

    Sonne, Si Brask, Almstrup, Kristian, Dalgaard, M., Juncker, A. S., Edsgard, D., Ruban, L., Harrison, N. J., Schwager, C., Abdollahi, A., Huber, P. E., Brunak, Søren, Gjerdrum, L. M., Moore, H. D., Andrews, P. W., Skakkebæk, Niels Erik, Rajpert-De Meyts, E. & Leffers, H., 15 Jun 2009, In: Current Cancer Research. 69, 12, p. 5241-50 10 p.

    Research output: Contribution to journal › Journal article › Research

  30. Published

    Re: Niels J. van Casteren, Hans Stoop, Gert R. Dohle, Ronald de Wit, J. Wolter Oosterhuis, Leendert H.J. Looijenga. Noninvasive Detection of Testicular Carcinoma In Situ in Semen Using OCT3/4. Eur Urol 2008;54:153-60

    Høi-Hansen, Christina Engel, Almstrup, Kristian, Skakkebæk, Niels Erik & Rajpert-De Meyts, E., Apr 2009, In: European Urology. 55, 4, p. e67-e68

    Research output: Contribution to journal › Letter › Research › peer-review

  31. Published

    Re: The true incidence of cryptorchidism in Denmark: D. Cortes, E. M. Kjellberg, M. Breddam and J. Thorup, J Urol 2008; 179: 314-318

    Thorup, Jørgen Mogens, Cortes, Dina, Main, Katharina Maria, Skakkebæk, Niels Erik & Toppari, J., Feb 2009, In: The Journal of Urology. 181, 2, p. 922-4 3 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  32. Published

    Early puberty in internationally adopted girls: hormonal and clinical markers of puberty in 276 girls examined biannually over two years

    Teilmann, Grete Katrine, Petersen, Jørgen Holm, Gormsen, M., Damgaard, K., Skakkebæk, Niels Erik, Jensen, T. K., Teilmann, Grete Katrine, Petersen, J. H., Gormsen, M., Damgaard, K., Skakkebæk, Niels Erik & Jensen, T. K., 1 Jan 2009, In: Hormone Research. 72, 4, p. 236-46 11 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  33. Published

    Gene expression profiles of mouse spermatogenesis during recovery from irradiation

    Shah, F. J., Tanaka, M., Nielsen, J. E., Iwamoto, T., Kobayashi, S., Skakkebæk, Niels Erik, Leffers, H., Almstrup, K., Shah, F. J., Tanaka, M., Nielsen, J. E., Iwamoto, T., Kobayashi, S., Skakkebæk, Niels Erik, Leffers, H. & Almstrup, Kristian, 1 Jan 2009, In: Reproductive Biology and Endocrinology. 7, p. 130

    Research output: Contribution to journal › Journal article › Research › peer-review

  34. Published

    Acquired cryptorchidism is frequent in infancy and childhood

    Wohlfahrt-Veje, C., Boisen, K. A., Boas, M., Damgaard, I. N., Kai, C. M., Schmidt, I. M., Chellakooty, M., Suomi, A., Toppari, J., Skakkebæk, Niels Erik & Main, Katharina Maria, 2009, In: International Journal of Andrology. 32, 4, p. 423-8 5 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  35. Published

    Cryptorchidism as part of the testicular dysgenesis syndrome: the environmental connection

    Main, Katharina Maria, Skakkebæk, Niels Erik & Toppari, J., 2009, In: Endocrine Development. 14, p. 167-73 6 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  36. Published

    Do perfluoroalkyl compounds impair human semen quality?

    Joensen, Ulla Nordström, Bossi, R., Leffers, H., Jensen, A. A., Skakkebæk, Niels Erik & Jørgensen, N., 2009, In: Environmental Health Perspectives. 117, 6, p. 923-7 4 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  37. Published

    Is there a problem with male reproduction?

    Joensen, Ulla Nordström, Skakkebæk, Niels Erik & Jørgensen, N., 2009, In: Nature Clinical Practice Endocrinology & Metabolism. 5, 3, p. 144-5 1 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  38. 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 journal › Journal article › Research › peer-review

  39. 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 journal › Journal article › Research › peer-review

  40. Published

    Testicular dysgenesis syndrome: foetal origin of adult reproductive problems

    Wohlfahrt-Veje, C., Main, Katharina Maria & Skakkebæk, Niels Erik, 2009, In: Clinical Endocrinology. 71, 4, p. 459-65 6 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  41. 2008
  42. 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 journal › Journal article › Research › peer-review

  43. Published

    Urinary excretion of phthalates and paraben after repeated whole-body topical application in humans

    Janjua, N. R., Frederiksen, H., Skakkebæk, Niels Erik, Wulf, H. C. & Andersson, A., 1 Apr 2008, In: International Journal of Andrology. 31, 2, p. 118-30 13 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  44. Published

    Abnormal sex chromosome constitution and longitudinal growth: serum levels of insulin-like growth factor (IGF)-I, IGF binding protein-3, luteinizing hormone, and testosterone in 109 males with 47,XXY, 47,XYY, or sex-determining region of the Y chromosome (SRY)-positive 46,XX karyotypes

    Aksglaede, L., Skakkebæk, Niels Erik & Juul, Anders, 2008, In: Journal of Clinical Endocrinology and Metabolism. 93, 1, p. 169-176 7 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  45. 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 journal › Journal article › Research › peer-review

  46. 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 journal › Journal article › Research › peer-review

  47. Published

    Concentrations of persistent organochlorine compounds in human milk and placenta are higher in Denmark than in Finland

    Shen, H., Main, K. M., Andersson, A. M., Damgaard, I. N., Virtanen, H. E., Toppari, J., Schramm, K. W. & Skakkebæk, Niels Erik, 2008, In: Human Reproduction. 23, 1, p. 201-210 9 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  48. Published

    Environmental factors and puberty timing: expert panel research needs

    Louis, G. M. B., Jr, L. E. G., Marcus, M., Ojeda, S. R., Pescovitz, O. H., Witchel, S. F., Sippell, W., Abbott, D. H., Soto, A., Tyl, R. W., Bourguignon, J. P., Swan, S. H., Golub, M. S., Wabitsch, M., Toppari, J., Euling, S. Y. & Skakkebæk, Niels Erik, 2008, In: Pediatrics. 121 Suppl 3, p. S192-S207

    Research output: Contribution to journal › Journal article › Research › peer-review

  49. 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 journal › Journal article › Research › peer-review

  50. 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 journal › Journal article › Research › peer-review

  51. Published

    Mere Testikelkræft og dårlig sædkvalitet

    Skakkebæk, Niels Erik, 2008, In: Tidsskrift for Den norske lægeforening. 128, p. 554-554

    Research output: Contribution to journal › Journal article › Research › peer-review

  52. Published

    Origin of pluripotent germ cell tumours: the role of microenvironment during embryonic development

    Kristensen, D. M., Sonne, Si Brask, Ottesen, A. M., Perrett, R. M., Nielsen, J. E., Almstrup, Kristian, Skakkebæk, Niels Erik, Leffers, H. & Meyts, E. R., 2008, In: Molecular and Cellular Endocrinology. 288, 1-2, p. 111-8 7 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  53. 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 journal › Journal article › Research › peer-review

  54. Published

    Semen quality in sub-fertile range for a significant proportion of young men from the general German population: a co-ordinated, controlled study of 791 men from Hamburg and Leipzig

    Paasch, U., Salzbrunn, A., Glander, H. J., Plambeck, K., Salzbrunn, H., Grunewald, S., Stucke, J., Vierula, M., Jorgensen, N. & Skakkebæk, Niels Erik, 2008, In: International Journal of Andrology. 31, 2, p. 93-102 9 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

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