Niels Erik Skakkebæk

Niels Erik Skakkebæk

Affiliate Professor

Member of:

  • Paediatrics


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  1. Published

    Intranasal LH-RH treatment of cryptorchidism. A clinical trial and 5 years follow-up

    Thorup, Jørgen Mogens, Mauritzen, K. & Skakkebæk, Niels Erik, 1987, In: European Journal of Pediatrics. 146 Suppl 2, p. S40-1

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

  2. 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

  3. 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

  4. Published

    Prevalence and incidence of precocious pubertal development in Denmark: an epidemiologic study based on national registries

    Teilmann, Grete Katrine, Pedersen, C., Jensen, T. K., Skakkebæk, Niels Erik & Juul, Anders, 2005, In: Pediatrics. 116, 6, p. 1323-8 6 p.

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

  5. Published

    Putative effects of endocrine disrupters on pubertal development in the human

    Teilmann, Grete Katrine, Juul, Anders, Skakkebæk, Niels Erik & Toppari, J., 2002, In: Best Practice & Research: Clinical Endocrinology & Metabolism. 16, 1, p. 105-21 17 p.

    Research output: Contribution to journal › Journal article › Research

  6. Published

    Hypothesis: Metformin is a potential reproductive toxicant

    Tavlo, M., Skakkebæk, Niels Erik, Mathiesen, Elisabeth, Kristensen, D. M., Kjær, Kurt H., Andersson, A. & Lindahl-Jacobsen, R., 2022, In: Frontiers in Endocrinology. 13, 8 p., 1000872.

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

  7. Published

    Quantification of the Leydig cell compartment in testicular biopsies and association with biochemical Leydig cell dysfunction in testicular cancer survivors

    Tarsitano, M. G., Bandak, M., Jørgensen, N., Skakkebæk, Niels Erik, Juul, Anders, Lenzi, A., Daugaard, G. & Rajpert-De Meyts, E., 2018, In: Andrology. 6, 5, p. 748-755 8 p.

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

  8. Published

    Serum sex hormone-binding globulin levels in healthy children and girls with precocious puberty before and during gonadotropin-releasing hormone agonist treatment

    Sørensen, K., Andersson, A. M., Skakkebæk, Niels Erik & Juul, Anders, 2007, In: Journal of Clinical Endocrinology and Metabolism. 92, 8, p. 3189-96 8 p.

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

  9. Published

    Testicular function in young men in long-term remission after treatment for the early stages of Hodgkin's disease

    Specht, Lena, Geisler, C., Hansen, M. M. & Skakkebæk, Niels Erik, 1 Oct 1984, In: Scandinavian journal of haematology. 33, 4, p. 356-62 7 p.

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

  10. 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

  11. Published

    Identity of M2A (D2-40) antigen and gp36 (Aggrus, T1A-2, podoplanin) in human developing testis, testicular carcinoma in situ and germ-cell tumours

    Sonne, Si Brask, Herlihy, A. S., Hoei-Hansen, C. E., Nielsen, J. E., Almstrup, Kristian, Skakkebæk, Niels Erik, Marks, A., Leffers, H. & Rajpert-De Meyts, E., 2006, In: Virchows Archiv. 449, 2, p. 200-6 6 p.

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

  12. Published

    Testicular dysgenesis syndrome and the origin of carcinoma in situ testis

    Sonne, Si Brask, Kristensen, D. M., Novotny, G. W., Olesen, I. A., Nielsen, J. E., Skakkebæk, Niels Erik, Rajpert-De Meyts, E. & Leffers, H., 2008, In: International Journal of Andrology. 31, 2, p. 275-87 12 p.

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

  13. Published

    Do environmental factors play a role in the aetiology of carcinoma in situ testis and the testicular dysgenesis syndrome?

    Sonne, Si Brask, Hoei-Hansen, C. E., Fisher, J. S., Leffers, H., Rajpert-de Meyts, E. & Skakkebæk, Niels Erik, 2004, In: Verhandlungen der Deutschen Gesellschaft fur Pathologie. 88, p. 144-51 7 p.

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

  14. Published

    CDH1 (E-cadherin) in testicular germ cell neoplasia: suppressed translation of mRNA in pre-invasive carcinoma in situ but increased protein levels in advanced tumours

    Sonne, Si Brask, Hoei-Hansen, C. E., Nielsen, J. E., Herlihy, A. S., Andersson, A., Almstrup, Kristian, Daugaard, G., Skakkebæk, Niels Erik, Leffers, H., Rajpert-De Meyts, E., Sonne, S. B., Hoei-Hansen, C. E., Nielsen, J. E., Herlihy, A. S., Andersson, A., Almstrup, K., Daugaard, G., Skakkebæk, Niels Erik, Leffers, H. & Rajpert-De Meyts, E., 2006, In: Acta Pathologica Microbiologica et Immunologica Scandinavica. 114, 7-8, p. 549-58 10 p.

    Research output: Contribution to journal › Journal article › Research

  15. Published

    Leydig cell clustering and Reinke crystal distribution in relation to hormonal function in adult patients with testicular dysgenesis syndrome (TDS) including cryptorchidism

    Soerensen, R. R., Johannsen, T. H., Skakkebæk, Niels Erik & Rajpert-De Meyts, E., Oct 2016, In: Hormones. 15, 4, p. 518-526 9 p.

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

  16. Published

    Sweat secretion rates in growth hormone disorders

    Sneppen, S. B., Main, Katharina Maria, Juul, Anders, Pedersen, L. M., Kristensen, L. O., Skakkebæk, Niels Erik & Feldt-Rasmussen, Ulla, 2000, In: Clinical Endocrinology. 53, 5, p. 601-8 8 p.

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

  17. Published

    Total and free insulin-like growth factor I, insulin-like growth factor binding protein 3 and acid-labile subunit reflect clinical activity in acromegaly

    Sneppen, S. B., Lange, M. W., Pedersen, L. M., Kristensen L, L. Ø., Main, Katharina Maria, Juul, Anders, Skakkebæk, Niels Erik & Feldt-Rasmussen, Ulla, 2001, In: Growth Hormone & I G F Research. 11, 6, p. 384-91 8 p.

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

  18. Published

    Is human fecundity changing? A discussion of research and data gaps precluding us from having an answer

    Smarr, M. M., Sapra, K. J., Gemmill, A., Kahn, L. G., Wise, L. A., Lynch, C. D., Factor-Litvak, P., Mumford, S. L., Skakkebæk, Niels Erik, Slama, R., Lobdell, D. T., Stanford, J. B., Jensen, T. K., Boyle, E. H., Eisenberg, M. L., Turek, P. J., Sundaram, R., Thoma, M. E. & Buck Louis, G. M., 2017, In: Human Reproduction. 32, 3, p. 499-504

    Research output: Contribution to journal › Comment/debate › Research

  19. Published

    Time to pregnancy and semen parameters: a cross-sectional study among fertile couples from four European cities

    Slama, R., Eustache, F., Ducot, B., Jensen, T. K., Jørgensen, N., Horte, A., Irvine, S., Suominen, J., Andersen, A. G., Auger, J., Vierula, M., Toppari, J., Andersen, A. N., Keiding, N., Skakkebæk, Niels Erik, Spira, A. & Jouannet, P., 2002, In: Human Reproduction. 17, 2, p. 503-515 13 p.

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

  20. Published

    Association between testicular dysgenesis syndrome (TDS) and testicular neoplasia: evidence from 20 adult patients with signs of maldevelopment of the testis

    Skakkebæk, Niels Erik, Holm, M., Hoei-Hansen, C., Jørgensen, N. & Rajpert-De Meyts, E., 1 Jan 2003, In: Acta Pathologica Microbiologica et Immunologica Scandinavica. 111, 1, p. 1-9; discussion 9-11

    Research output: Contribution to journal › Journal article › Research

  21. Published

    Changes in semen and the testis

    Skakkebæk, Niels Erik & Keiding, N., 19 Nov 1994, In: BMJ. 309, 6965, p. 1316-1317 2 p.

    Research output: Contribution to journal › Editorial › Research

  22. 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

  23. Published

    Selection Biases in Semen Study?

    Skakkebæk, Niels Erik, Giwercman, A., Jensen, T. K., Carlsen, E., Jørgensen, N. & Keiding, N., Jun 1998, In: Fertility & Sterility. 69, 6, p. 1158-1159 2 p.

    Research output: Contribution to journal › Comment/debate › Research

  24. Published

    Commentary: sperm counts, data responsibility, and good scientific practice

    Skakkebæk, Niels Erik, Andersson, A., Juul, Anders, Jensen, T. K., Almstrup, Kristian, Toppari, J. & Jørgensen, N., 1 Sep 2011, In: Epidemiology. 22, 5, p. 620-1 2 p.

    Research output: Contribution to journal › Letter › Research

  25. Published

    Environmental factors in declining human fertility

    Skakkebæk, Niels Erik, Lindahl-Jacobsen, R., Levine, H., Andersson, A., Jørgensen, N., Main, Katharina Maria, Lidegaard, Øjvind, Priskorn, Lærke, Holmboe, S. A., Bräuner, E. V., Almstrup, Kristian, Franca, L. R., Znaor, A., Kortenkamp, A., Hart, R. J. & Juul, Anders, 2022, In: Nature Reviews Endocrinology. 18, p. 139–157

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

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