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Translational and Clinical Research Institute, Faculty of Medical Sciences, Newcastle University, Newcastle upon Tyne, UK
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John Walton Muscular Dystrophy Research Centre, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, UK
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John Walton Muscular Dystrophy Research Centre, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, UK
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John Walton Muscular Dystrophy Research Centre, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, UK
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Translational and Clinical Research Institute, Faculty of Medical Sciences, Newcastle University, Newcastle upon Tyne, UK
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John Walton Muscular Dystrophy Research Centre, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, UK
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, however, can result in many adverse effects including pubertal delay. Recent work at our centre has shown that incremental monthly testosterone injections can induce puberty in adolescents with DMD and delayed puberty ( 3 ). The 2-year testosterone regimen
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concentrations of total and free testosterone. Moreover, those males with type 2 diabetes mellitus (T2DM) and obesity or other components of the metabolic syndrome are more likely to have diminished testosterone levels than those with isolated obesity ( 19
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Département de Métabolomique Clinique, Hôpital Saint-Antoine, AP-HP Sorbonne Université, Paris, France
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Département de Métabolomique Clinique, Hôpital Saint-Antoine, AP-HP Sorbonne Université, Paris, France
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Université de Paris, INSERM, Institut IMAGINE, Hôpital Necker-Enfants Malades, AP-HP, Paris, France
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Sorbonne Université, INSERM, Centre de Recherche Saint-Antoine, Paris, France
Hôpital Armand Trousseau, AP-HP Sorbonne Université, Paris, France
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Département de Métabolomique Clinique, Hôpital Saint-Antoine, AP-HP Sorbonne Université, Paris, France
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, a mixture of the deuterated internal standard (IS) (150 µL containing 17-OHP-d8, testosterone-d4, D4-androstenedione (D4A)-d5, and 21-deoxycortisol (21-DF)-d8)) was added to 150 µL of serum. The solution was mixed and left standing for 5 min, and
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INSERM Unité 1203 (DEFE), Université de Montpellier, Montpellier, France
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Département d'Endocrinologie et de Gynécologie Pédiatrique, Hôpital Arnaud de Villeneuve, Université de Montpellier, Montpellier, France
INSERM Unité 1203 (DEFE), Université de Montpellier, Montpellier, France
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of testosterone and gonadotropins in plasma. Moreover, quantification of plasma 17-hydroxyprogesterone, and possibly of other androgens (e.g. delta-4 androstenedione (A4) and dehydroepiandrosterone sulfate (DHEA-S)), and abdominopelvic ultrasonography
International Center for Research and Research Training in Endocrine Disruption of Male Reproduction and Child Health (EDMaRC), Rigshospitalet, University of Copenhagen, Copenhagen, Denmark
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International Center for Research and Research Training in Endocrine Disruption of Male Reproduction and Child Health (EDMaRC), Rigshospitalet, University of Copenhagen, Copenhagen, Denmark
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International Center for Research and Research Training in Endocrine Disruption of Male Reproduction and Child Health (EDMaRC), Rigshospitalet, University of Copenhagen, Copenhagen, Denmark
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International Center for Research and Research Training in Endocrine Disruption of Male Reproduction and Child Health (EDMaRC), Rigshospitalet, University of Copenhagen, Copenhagen, Denmark
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International Center for Research and Research Training in Endocrine Disruption of Male Reproduction and Child Health (EDMaRC), Rigshospitalet, University of Copenhagen, Copenhagen, Denmark
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International Center for Research and Research Training in Endocrine Disruption of Male Reproduction and Child Health (EDMaRC), Rigshospitalet, University of Copenhagen, Copenhagen, Denmark
Department of Clinical Medicine, University of Copenhagen, Copenhagen, Denmark
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International Center for Research and Research Training in Endocrine Disruption of Male Reproduction and Child Health (EDMaRC), Rigshospitalet, University of Copenhagen, Copenhagen, Denmark
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International Center for Research and Research Training in Endocrine Disruption of Male Reproduction and Child Health (EDMaRC), Rigshospitalet, University of Copenhagen, Copenhagen, Denmark
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International Center for Research and Research Training in Endocrine Disruption of Male Reproduction and Child Health (EDMaRC), Rigshospitalet, University of Copenhagen, Copenhagen, Denmark
Department of Clinical Medicine, University of Copenhagen, Copenhagen, Denmark
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simply obtained by dividing the LH concentrations (nominator) by the FSH concentrations (denominator). For concentrations below LOD, the ratios were calculated using the LOD/2 for the corresponding hormone. In a single patient, we report testosterone
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underwent basic laboratory tests, including testosterone, estrogen, follicle-stimulating hormone (FSH), luteinizing hormone (LH), and gonadotropin-releasing hormone (GnRH) stimulation tests, and imaging examinations including bone age ( 13 ), pelvic
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-dominant, peripheral precocious puberty. It is usually recognised by progressive virilisation, linear growth acceleration, skeletal maturation and pubertal testosterone levels. We have described the clinical and hormonal follow-up of a boy with testotoxicosis, who was
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Universidade de São Paulo, Zebrafish Facility, São Paulo, São Paulo, Brazil
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(FSH), tri-iodothyronine, thyroxine (T 4 ), free T 4 , dehydroepiandrosterone sulfate, estradiol, or testosterone were measured at baseline as previously described ( 7 ). Clonidine and combined pituitary stimulation tests (0.05–0.1 U/kg insulin, 200 μg