Niels Erik Skakkebæk
Affiliate Professor
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45,X/46,XY mosaicism: phenotypic characteristics, growth, and reproductive function--a retrospective longitudinal study
Lindhardt Johansen, M., Hagen, C. P., Rajpert-De Meyts, E., Kjærgaard, S., Petersen, B. L., Skakkebæk, Niels Erik, Main, Katharina Maria & Juul, Anders, 2012, In: Journal of Clinical Endocrinology and Metabolism. 97, 8, p. E1540-9Research output: Contribution to journal › Journal article › Research › peer-review
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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 journal › Journal article › Research
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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 journal › Journal article › Research › peer-review
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A Brief Review of the Link between Environment and Male Reproductive Health: Lessons from Studies of Testicular Germ Cell Cancer
Skakkebæk, Niels Erik, 2016, In: Hormone Research in Paediatrics. 86, 4, p. 240-246 7 p.Research output: Contribution to journal › Review › Research › peer-review
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A controlled study on serum insulin-like growth factor-I and urinary excretion of growth hormone in fibromyalgia
Jacobsen, S., Main, Katharina Maria, Danneskiold-Samsøe, B. & Skakkebæk, Niels Erik, 1 Jun 1995, In: Journal of Rheumatology. 22, 6, p. 1138-40 3 p.Research output: Contribution to journal › Journal article › Research
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A crossover-crossback prospective study of dibutyl-phthalate exposure from mesalamine medications and semen quality in men with inflammatory bowel disease
Nassan, F. L., Coull, B. A., Skakkebæk, Niels Erik, Williams, M. A., Dadd, R., Mínguez-Alarcón, L., Krawetz, S. A., Hait, E. J., Korzenik, J. R., Moss, A. C., Ford, J. B. & Hauser, R., Oct 2016, In: Environment International. 95, p. 120-30 11 p.Research output: Contribution to journal › Journal article › Research › peer-review
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A crossover-crossback prospective study of dibutyl-phthalate exposure from mesalamine medications and serum reproductive hormones in men
Nassan, F. L., Coull, B. A., Skakkebæk, Niels Erik, Andersson, A., Williams, M. A., Mínguez-Alarcón, L., Krawetz, S. A., Hall, J. E., Hait, E. J., Korzenik, J. R., Ford, J. B., Moss, A. C. & Hauser, R., 2018, In: Environmental Research. 160, p. 121-131 11 p.Research output: Contribution to journal › Journal article › Research › peer-review
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A history of cryptorchidism is associated with impaired testicular function in early adulthood: a cross-sectional study of 6376 men from the general population
Koch, T., Hansen, A. H., Priskorn, L., Petersen, Jørgen Holm, Carlsen, E., Main, Katharina Maria, Skakkebæk, Niels Erik & Jørgensen, N., 2020, In: Human Reproduction. 35, 8, p. 1765-1780 16 p.Research output: Contribution to journal › Journal article › Research › peer-review
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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 journal › Journal article › Research › peer-review
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A novel double staining strategy for improved detection of testicular carcinoma in situ cells in human semen samples
Nielsen, J. E., Kristensen, D. M., Almstrup, Kristian, Jørgensen, A., Olesen, I. A., Jacobsen, G. K., Horn, T., Skakkebæk, Niels Erik, Leffers, H., Rajpert-De Meyts, E. & Jacobsen, G., 2012, In: Andrologia. p. 78-85 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
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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 journal › Journal article › Research › peer-review
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A subfertile patient diagnosed with testicular carcinoma in situ by immunocytological staining for AP-2γ in semen samples: Case report
Høi-Hansen, Christina Engel, Rajpert-De Meyts, E., Carlsen, E., Almstrup, Kristian, Leffers, H. & Skakkebæk, Niels Erik, Mar 2005, In: Human Reproduction. 20, 3, p. 579-582 4 p.Research output: Contribution to journal › Journal article › Research › peer-review
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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
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Abundance of DLK1, differential expression of CYP11B1, CYP21A2 and MC2R, and lack of INSL3 distinguish testicular adrenal rest tumours from Leydig cell tumours
Lottrup, G., Nielsen, J. E., Skakkebæk, Niels Erik, Juul, Anders & Rajpert-De Meyts, E., Apr 2015, In: European Journal of Endocrinology. 172, 4, p. 491-9 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
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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
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Adult Growth Hormone Deficiency
Jørgensen, J., Müller, J., Wolthers, T., Vahn, N., Juul, Anders & Skakkebæk, Niels Erik, 1994, In: Hormone Research. 42, p. 235-241 6 p.Research output: Contribution to journal › Review › Research
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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
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Adverse trends in male reproductive health and decreasing fertility rates
Priskorn, L., Holmboe, S., Jørgensen, N., Andersson, A., Almstrup, Kristian, Toppari, J. & Skakkebæk, Niels Erik, 2012, In: Animal Reproduction Science. 31, 2, p. 760-771 11 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Age at voice break in Danish boys: effects of pre-pubertal body mass index and secular trend
Juul, Anders, Magnusdottir, S., Scheike, T., Prytz, S. & Skakkebæk, Niels Erik, 1 Dec 2007, In: International Journal of Andrology. 30, 6, p. 537-42 6 p.Research output: Contribution to journal › Journal article › Research › peer-review
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An audit of the insulin-tolerance test in 255 patients with pituitary disease
Lange, M., Svendsen, Ole Lander, Skakkebæk, Niels Erik, Müller, J., Juul, Anders, Schmiegelow, M. & Feldt-Rasmussen, Ulla, 2002, In: European Journal of Endocrinology. 147, 1, p. 41-7 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
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An update on semen quality among young Finnish men and comparison with Danish data
Rodprasert, W., Virtanen, H. E., Sadov, S., Perheentupa, A., Skakkebæk, Niels Erik, Jørgensen, N. & Toppari, J., 2019, In: Andrology. 7, 1, p. 15-23 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
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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 journal › Journal article › Research › peer-review
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Analysis of gene expression in normal and neoplastic human testis: new roles of RNA
Novotny, G. W., Nielsen, J. E., Sonne, Si Brask, Skakkebæk, Niels Erik, Rajpert-De Meyts, E., Leffers, H. & Sonne, Si Brask, 2007, In: International Journal of Andrology. 30, 4, p. 316-327Research output: Contribution to journal › Journal article › Research › peer-review
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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
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Analysis of the sex-determining region of the Y chromosome (SRY) in sex reversed patients: point-mutation in SRY causing sex-reversion in a 46,XY female
Müller, J., Schwartz, M. & Skakkebæk, Niels Erik, 1 Jul 1992, In: Journal of Clinical Endocrinology and Metabolism. 75, 1, p. 331-3 3 p.Research output: Contribution to journal › Journal article › Research
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Androgens and the ageing male
Juul, Anders & Skakkebæk, Niels Erik, 2002, In: Human Reproduction Update. 8, 5, p. 423-33 11 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Anogenital distance as a phenotypic signature through infancy
Priskorn, L., Petersen, Jørgen Holm, Jørgensen, N., Kyhl, H. B., Andersen, M. S., Main, Katharina Maria, Andersson, A., Skakkebæk, Niels Erik & Jensen, T. K., 2018, In: Pediatric Research. 83, 3, p. 573-579 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Anogenital distance is associated with semen quality but not reproductive hormones in 1106 young men from the general population
Priskorn, L., Bang, A. K., Nordkap, L., Krause, M., Mendiola, J., Jensen, T. K., Juul, Anders, Skakkebæk, Niels Erik, Swan, S. H. & Jørgensen, Niklas Rye, 1 Jan 2019, In: Human reproduction (Oxford, England). 34, 1, p. 12-24 13 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Antioxidanter og mandlig subfertilitet--en gennemgang af et Cochranereview
Jensen, T. K., Skakkebæk, Niels Erik, Jørgensen, N., Jensen, M. B. & Juul, Anders, 2011, In: Ugeskrift for Laeger. 173, 50, p. 3253-5 3 p.Research output: Contribution to journal › Comment/debate › Research
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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
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Association Between Use of Marijuana and Male Reproductive Hormones and Semen Quality: A Study Among 1,215 Healthy Young Men
Gundersen, T. D., Jørgensen, N., Andersson, A., Bang, A. K., Nordkap, L., Skakkebæk, Niels Erik, Priskorn, L., Juul, Anders & Jensen, T. K., 2015, In: American Journal of Epidemiology. 182, 6, p. 473-81 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Association between chemical pattern in breast milk and congenital cryptorchidism: modelling of complex human exposures
Krysiak-Baltyn, K., Toppari, J., Skakkebæk, Niels Erik, Jensen, T. S., Virtanen, H. E., Schramm, K., Shen, H., Vartiainen, T., Kiviranta, H., Taboureau, O., Audouze, K. M. L., Brunak, Søren & Main, Katharina Maria, 2012, In: International Journal of Andrology. 35, 3, p. 294-302 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Association between levels of persistent organic pollutants in adipose tissue and cryptorchidism in early childhood: a case-control study
Koskenniemi, J. J., Virtanen, H. E., Kiviranta, H., Damgaard, I. N., Matomäki, J., Thorup, Jørgen Mogens, Hurme, T., Skakkebæk, Niels Erik, Main, Katharina Maria & Toppari, J., 2015, In: Environmental Health. 14, p. 78 1 p.Research output: Contribution to journal › Journal article › Research
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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 journal › Journal article › Research › peer-review
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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 9-11Research output: Contribution to journal › Journal article › Research
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Association of in Utero Persistent Organic Pollutant Exposure with Placental Thyroid Hormones
Li, Z. M., Hernandez-Moreno, D., Main, Katharina Maria, Skakkebæk, Niels Erik, Kiviranta, H., Toppari, J., Feldt-Rasmussen, Ulla, Shen, H., Schramm, K. W. & De Angelis, M., 2018, In: Endocrinology. 159, 10, p. 3473-3481 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Association of in utero exposure to maternal smoking with reduced semen quality and testis size in adulthood: a cross-sectional study of 1,770 young men from the general population in five European countries
Jensen, T. K., Jørgensen, N., Punab, M., Haugen, T. B., Suominen, J., Zilaitiene, B., Horte, A., Andersen, A., Carlsen, E., Magnus, Ø., Matulevicius, V., Nermoen, I., Vierula, M., Keiding, N., Toppari, J. & Skakkebæk, Niels Erik, 2004, In: American Journal of Epidemiology. 159, 1, p. 49-58 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
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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
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Associations between congenital cryptorchidism in newborn boys and levels of dioxins and PCBs in placenta
Virtanen, H. E., Koskenniemi, J. J., Sundqvist, E., Main, Katharina Maria, Kiviranta, H., Tuomisto, J. T., Tuomisto, J., Viluksela, M., Vartiainen, T., Skakkebæk, Niels Erik & Toppari, J., 2012, In: International Journal of Andrology. 35, 3, p. 283-93 11 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Associations of Filaggrin Gene Loss-of-Function Variants with Urinary Phthalate Metabolites and Testicular Function in Young Danish Men
Joensen, U. N., Jørgensen, N., Meldgaard, M., Frederiksen, H., Andersson, A., Menné, T., Johansen, Jeanne Duus, Carlsen, B. C., Stender, S., Szecsi, P. B., Skakkebæk, Niels Erik, De Meyts, E. R. & Thyssen, Jacob Pontoppidan, Apr 2014, In: Environmental Health Perspectives. 122, 4, p. 345-350 6 p.Research output: Contribution to journal › Journal article › Research › peer-review
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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 journal › Journal article › Research › peer-review
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Authors' reply
Keiding, N. & Skakkebæk, Niels Erik, 26 Aug 1995, In: BMJ. 311, p. 570-570 1 p.Research output: Contribution to journal › Comment/debate › Research
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Average sperm count remains unchanged despite reduction in maternal smoking: results from a large cross-sectional study with annual investigations over 21 years
Priskorn, L., Nordkap, L., Bang, A. K., Krause, M., Holmboe, S. A., Egeberg Palme, D. L., Winge, S. B., Mørup, N., Carlsen, E., Joensen, Ulla Nordström, Blomberg Jensen, M., Main, Katharina Maria, Juul, Anders, Skakkebæk, Niels Erik, Jensen, T. K. & Jørgensen, N., 2018, In: Human Reproduction. 33, 6, p. 998-1008 11 p.Research output: Contribution to journal › Journal article › Research › peer-review
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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 journal › Review › Research
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Bisphenol A Diglycidyl Ether (BADGE) and Bisphenol Analogs, but Not Bisphenol A (BPA), Activate the CatSper Ca2+ Channel in Human Sperm
Rehfeld, Anders Aagaard, Andersson, A. M. & Skakkebæk, Niels Erik, 2020, In: Frontiers in Endocrinology. 11, 11 p., 324.Research output: Contribution to journal › Journal article › Research › peer-review
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Bisphenol A Diglycidyl Ether (BADGE) and Progesterone Do Not Induce Ca2+ Signals in Boar Sperm Cells
Rehfeld, Anders Aagaard, Mendoza, N., Ausejo, R. & Skakkebæk, Niels Erik, 2020, In: Frontiers in Physiology. 11, p. 785Research output: Contribution to journal › Journal article › Research › peer-review
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Bisphenol A and other phenols in urine from Danish children and adolescents analyzed by isotope diluted TurboFlow-LC-MS/MS
Frederiksen, H., Aksglaede, L., Sorensen, K., Nielsen, O., Main, Katharina Maria, Skakkebæk, Niels Erik, Juul, Anders & Andersson, A., 2013, In: International Journal of Hygiene and Environmental Health.Research output: Contribution to journal › Journal article › Research › peer-review
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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 journal › Journal article › Research › peer-review
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Burden of disease and costs of exposure to endocrine disrupting chemicals in the European Union: an updated analysis
Trasande, L., Zoeller, R. T., Hass, U., Kortenkamp, A., Grandjean, P., Myers, J. P., DiGangi, J., Hunt, P. M., Rudel, R., Sathyanarayana, S., Bellanger, M., Hauser, R., Legler, J., Skakkebæk, Niels Erik & Heindel, J. J., Jul 2016, In: Andrology. 4, 4, p. 565-572 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
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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
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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
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Carcinoma in situ in the testis
Rørth, M., Rajpert-De Meyts, E., Andersson, L., Dieckmann, Peter, Fosså, S. D., Grigor, K. M., Hendry, W. F., Herr, H. W., Looijenga, L. H., Oosterhuis, J. W. & Skakkebæk, Niels Erik, 2000, In: Scandinavian Journal of Urology and Nephrology, Supplementum. 205, p. 166-86 20 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Carcinoma in situ of contralateral testis in patients with testicular germ cell cancer: study of 27 cases in 500 patients
von der Maase, H., Rørth, M., Walbom-Jørgensen, S., Sørensen, B. L., Christophersen, I. S., Hald, Tine Marianne, Jacobsen, G. K., Berthelsen, Jens & Skakkebæk, Niels Erik, 1986, In: British medical journal (Clinical research ed.). 293, 6559, p. 1398-401 3 p.Research output: Contribution to journal › Journal article › Research › peer-review
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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
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Cardiovascular risk factors in men: The role of gonadal steroids and sex hormone-binding globulin
Gyllenborg, J., Rasmussen, S. L., Borch-Johnsen, K., Heitmann, B. L., Skakkebæk, Niels Erik & Juul, Anders, 2001, In: Metabolism. 50, 8, p. 882-8 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Central Precocious Puberty in two Boys with Prader-Willi Syndrome on Growth Hormone Treatment
Monai, E., Johansen, A., Clasen-Linde, E., Rajpert-De Meyts, E., Skakkebæk, Niels Erik, Main, Katharina Maria, Jørgensen, A. & Jensen, R. B., 2019, In: AACE Clinical Case Reports. 5, 6, p. e352-e356Research output: Contribution to journal › Journal article › Research › peer-review
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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
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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
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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
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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
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Changes in serum concentrations of growth hormone, insulin, insulin-like growth factor and insulin-like growth factor-binding proteins 1 and 3 and urinary growth hormone excretion during the menstrual cycle
Juul, Anders, Scheike, T. H., Pedersen, Anette Tønnes, Main, Katharina Maria, Andersson, A. M., Pedersen, L. M. & Skakkebæk, Niels Erik, 1997, In: Human Reproduction. 12, 10, p. 2123-8 6 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Changes in the profile of simple mucin-type O-glycans and polypeptide GalNAc-transferases in human testis and testicular neoplasms are associated with germ cell maturation and tumour differentiation
Rajpert-De Meyts, E., Poll, S. N., Goukasian, I., Jeanneau, C., Herlihy, A. S., Bennett, Eric Paul, Skakkebæk, Niels Erik, Clausen, Henrik, Giwercman, A. & Mandel, Ulla, 2007, In: Virchows Archiv. 451, 4, p. 805-14 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
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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. 93-105Research output: Contribution to journal › Journal article › Research › peer-review
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Characterisation and localisation of the endocannabinoid system components in the adult human testis
Nielsen, J. E., Rolland, A. D., Rajpert-De Meyts, E., Janfelt, Christian, Jørgensen, A., Winge, S. B., Kristensen, D. M., Juul, Anders, Chalmel, F., Jégou, B. & Skakkebæk, Niels Erik, 2019, In: Scientific Reports. 9, 1, 14 p., 12866.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Chemical UV Filters Mimic the Effect of Progesterone on Ca(2+) Signaling in Human Sperm Cells
Rehfeld, Anders Aagaard, Dissing, Steen & Skakkebæk, Niels Erik, Nov 2016, In: Endocrinology. 157, 11, p. 4297-4308 12 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 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
- Published
Chromosome-wise Protein Interaction Patterns and Their Impact on Functional Implications of Large-Scale Genomic Aberrations
Kirk, I. K., Weinhold, N., Belling, K., Skakkebæk, Niels Erik, Jensen, T. S., Leffers, H., Juul, Anders & Brunak, Søren, 22 Mar 2017, In: Cell Systems. 4, 3, 11 p., 357-364.e3.Research output: Contribution to journal › Journal article › Research › peer-review
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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 journal › Journal article › Research › peer-review
- Published
Clinical, genetic, biochemical, and testicular biopsy findings among 1,213 men evaluated for infertility
Olesen, I. A., Andersson, A., Aksglaede, L., Skakkebæk, Niels Erik, Rajpert-De Meyts, E., Jørgensen, N. & Juul, Anders, Jan 2017, In: Fertility and Sterility. 107, 1, p. 74-82.e7Research output: Contribution to journal › Journal article › Research › peer-review
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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
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Comparison of global gene expression profiles of microdissected human foetal Leydig cells with their normal and hyperplastic adult equivalents
Lottrup, G., Belling, K., Leffers, H., Nielsen, J. E., Dalgaard, M. D., Juul, Anders, Skakkebæk, Niels Erik, Brunak, Søren & Meyts, E. R., 1 May 2017, In: Molecular Human Reproduction. 23, 5, p. 339-354 16 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Compensated reduction in Leydig cell function is associated with lower semen quality variables: A study of 8182 European young men
Jørgensen, N., Joensen, Ulla Nordström, Toppari, J., Punab, M., Erenpreiss, J., Zilaitiene, B., Paasch, U., Salzbrunn, A., Fernandez, M. F., Virtanen, H. E., Matulevicius, V., Olea, N., Jensen, T. K., Petersen, Jørgen Holm, Skakkebæk, Niels Erik & Andersson, A. M., 1 May 2016, In: Human Reproduction. 31, 5, p. 947-957 11 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 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
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Consequences of stopping Growth hormone (GH) therapy in young GH-deficient patients with childhood-onset disease
Juul, Anders, Vahl, N., Jørgensen, J., Christiansen, J. & Skakkebæk, Niels Erik, 1998, In: Growth Hormone & I G F Research. p. 15-19 4 p.Research output: Contribution to journal › Review › Research
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Continuation of growth hormone (GH) therapy in GH-deficient patients during transition from childhood to adulthood: impact on insulin sensitivity and substrate metabolism
Nørrelund, H., Vahl, N., Juul, Anders, Møller, N., Alberti, K. G., Skakkebæk, Niels Erik, Christiansen, J. S. & Jørgensen, J. O., 2000, In: Journal of Clinical Endocrinology and Metabolism. 85, 5, p. 1912-7 6 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Continuation of growth hormone therapy versus placebo in transition-phase patients with growth hormone deficiency: impact on body composition, insulin sensitivity, and thyroid function
Jørgensen, J., Nørrelund, H., Vahl, N., Juul, Anders, Skakkebæk, Niels Erik & Christiansen, J. S., 2002, In: Journal of Pediatric Endocrinology and Metabolism. 15 Suppl 5, p. 1355-60 6 p.Research output: Contribution to journal › Journal article › Research
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Contralateral biopsy in the management of testicular cancer: what we have learned and what we need to improve
Rørth, M., Grigor, K. M., Jørgensen, N., Skakkebæk, Niels Erik & Rajpert-De Meyts, E., Jan 2015, In: Andrology. 3, 1, p. 99-101 3 p.Research output: Contribution to journal › Editorial › Research
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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 journal › Journal article › Research › peer-review
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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, , 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
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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 journal › Journal article › Research › peer-review
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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
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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
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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
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Den prognostiske værdi af insulinlignende vækstfaktor i (IGF-I) og bindingsproteinet IGFBP-3 ved alkoholistisk leversygdom
Møller, S., Becker, U., Juul, Anders, Skakkebæk, Niels Erik, Christensen, E. & EMALD-gruppen, E., 1997, In: Ugeskrift for Laeger. 159, 30, p. 4636-4640 4 p.Research output: Contribution to journal › Journal article › Research
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Determination of thyroid hormones in placenta using isotope-dilution liquid chromatography quadrupole time-of-flight mass spectrometry
Li, Z., Giesert, F., Vogt-Weisenhorn, D., Main, Katharina Maria, Skakkebæk, Niels Erik, Kiviranta, H., Toppari, J., Feldt-Rasmussen, Ulla, Shen, H., Schramm, K. & De Angelis, M., 2018, In: Journal of Chromatography A. 1534, p. 85-92Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Development and descent of the testis in relation to cryptorchidism
Virtanen, H. E., Cortes, Dina, Rajpert-De Meyts, E., Ritzén, E. M., Nordenskjöld, A., Skakkebæk, Niels Erik & Toppari, J., 1 May 2007, In: Acta Paediatrica. 96, 5, p. 622-7 6 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Development: disorders of sex development-the tip of the iceberg?
Juul, Anders, Main, Katharina Maria & Skakkebæk, Niels Erik, 1 Jan 2011, In: Nature Reviews Endocrinology. 7, 9, p. 504-5 2 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Developmental origins of testicular germ cell tumours (TGCT)
Meyts, E. R., Jørgensen, A., Jørgensen, N., Almstrup, Kristian & Skakkebæk, Niels Erik, Sep 2019, In: European Urology Supplements. 18, 4, p. 11Research output: Contribution to journal › Conference abstract in journal › Research
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Diagnosis of GH deficiency and use of GH in children with growth disorders. A report from the Drugs and Therapeutics Committee of European Society for paediatric Endocrinology
Juul, Anders, Bernasconi, S., Chatelain, P., Hindsmarsh, P., Hochberg, Z., Hokke-Koelega, A., De Muinck Keizer-Schrama, S., Kiess, W., Oberfield, S., Strasburger, C., Volta, C., Westphal, O. & Skakkebæk, Niels Erik, 1999, In: Hormone Research. 51, p. 284-299 15 p.Research output: Contribution to journal › Review › Research
Diagnostic markers for germ cell neoplasms: From placental-like alkaline phosphatase to micro-RNAs
Meyts, E. R. D., Nielsen, J. E., Skakkebæk, Niels Erik & Almstrup, Kristian, 8 Oct 2015, In: Folia Histochemica et Cytobiologica. 53, 3, p. 177-188 12 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Diminished concentrations of insulin-like growth factor I in cystic fibrosis
Laursen, E., Juul, Anders, Lanng, S., Høiby, N., Koch, C., Müller, J. & Skakkebæk, Niels Erik, 1995, In: Archives of Disease in Childhood. Education and Practice Edition. 72, 6, p. 494-7 4 p.Research output: Contribution to journal › Journal article › Research › peer-review
Direct action of endocrine disrupting chemicals on human sperm
Schiffer, C., Müller, A., Egeberg, D. L., Alvarez, L., Brenker, C., Rehfeld, Anders Aagaard, Frederiksen, H., Wäschle, B., Kaupp, U. B., Balbach, M., Wachten, D., Skakkebæk, Niels Erik, Almstrup, Kristian & Strünker, T., Jul 2014, In: E M B O Reports. 15, 7, p. 758-65 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Disorders of sexual differentiation-the tip of the iceberg?
Juul, Anders, Main, Katharina Maria & Skakkebæk, Niels Erik, 2011, In: Nature Reviews Endocrinology. 7, p. 504-5 1 p.Research output: Contribution to journal › Letter › Research
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Distinguishing between hidden testes and anorchia: The role of endocrine evaluation in infancy and childhood
Jespersen, K., Ljubicic, M. L., Johannsen, T. H., Christiansen, P., Skakkebæk, Niels Erik & Juul, Anders, 2020, In: European Journal of Endocrinology. 183, 1, p. 107-117 11 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Do environmental estrogens contribute to the decline in male reproductive health?
Jensen, T. K., Toppari, J., Keiding, N. & Skakkebæk, Niels Erik, Dec 1995, In: Clinical Chemistry. 41, 12, p. 1896-1901 6 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 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
- 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
- Published
Does breast feeding influence liver biochemistry?
Jørgensen, M. H., Ott, P., Juul, Anders, Skakkebæk, Niels Erik & Michaelsen, K. F., 2003, In: Journal of Pediatric Gastroenterology and Nutrition. 37, 5, p. 559-65 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
EDC IMPACT: Chemical UV filters can affect human sperm function in a progesterone-like manner
Rehfeld, Anders Aagaard, Egeberg, D., Almstrup, Kristian, Petersen, Jørgen Holm, Dissing, Steen & Skakkebæk, Niels Erik, 2018, In: Endocrine Connections. 7, 1, p. 16-25Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Early Life Events Predict Adult Testicular Function: Data Derived From the Western Australian (Raine) Birth Cohort
Hart, R. J., Doherty, D. A., Keelan, J. A., McLachlan, R., Skakkebæk, Niels Erik, Norman, R. J., Dickinson, J. E., Pennell, C. E., Newnham, J. P., Hickey, M. & Handelsman, D. J., Sep 2016, In: The Journal of clinical endocrinology and metabolism. 101, 9, p. 3333-3344 12 p.Research output: Contribution to journal › Journal article › Research › peer-review
ID: 35319116
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EDC IMPACT: Chemical UV filters can affect human sperm function in a progesterone-like manner
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Prenatal exposure to antifungal medication may change anogenital distance in male offspring: a preliminary study
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Variations in repeated serum concentrations of UV filters, phthalates, phenols and parabens during pregnancy
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