ISSN 1662-4009 (online)

ey0016.7-7 | Environmental Factors and Puberty | ESPEYB16

7.7. Exposure to perfluoroalkyl substances during fetal life and pubertal development in boys and girls from the Danish National Birth Cohort

A Ernst , N Brix , LLB Lauridsen , J Olsen , ET Parner , Z Liew , LH Olsen , CH Ramlau-Hansen

To read the full abstract: Environ Health Perspect. 2019 Jan;127(1):17004.This population-based cohort study suggests sex-specific associations between prenatal exposure to perfluoroalkyl substances and subsequent altered pubertal development.Endocrine disrupting chemicals (EDCs) impact populations as much as individuals given their ubiquity in our e...

ey0020.5-2 | Clinical Guidance and Studies | ESPEYB20

5.2. Timing of puberty in relation to semen characteristics, testicular volume, and reproductive hormones: a cohort study

N Brix , A Gaml-Sorensen , A Ernst , LH Arendt , LL Harrits Lunddorf , G Toft , SS Tottenborg , KK Haervig , BB Hoyer , KS Hougaard , JPE Bonde , CH Ramlau-Hansen

Brief summary: This cohort study explored the potential link between self-reported age at puberty and markers of male fecundity.In this article, the authors explored pubertal timing as a determinant of male fecundity. This cohort study was based on the Danish National Birth Cohort which consisted of around 100 000 mother-child pairs recruited during 1996–2002. A little more than 1000 men aged 19 were evaluated for semen volume, sperm concentration, ...