ISSN 1662-4009 (online)

ey0017.7-13 | Basic Science | ESPEYB17

7.13. Genomic analysis of male puberty timing highlights shared genetic basis with hair colour and lifespan

B Hollis , FR Day , AS Busch , DJ Thompson , ALG Soares , PRHJ Timmers , A Kwong , DF Easton , PK Joshi , NJ; PRACTICAL Consortium; 23andMe Research Team Timpson , KK Ong , JRB Perry

To read the full abstract: Nature communications vol. 11,1 1536. 24 Mar. 2020. doi: https://www.nature.com/articles/s41467-020-14451-5This multi-trait genome-wide association study (GWAS) for male puberty timing identifies 76 independent signals for puberty timing and highlights relationships with natural hair colour and lifespan. The timing of puber...

ey0017.10-12 | (1) | ESPEYB17

10.12. Glucose-responsive insulin patch for the regulation of blood glucose in mice and minipigs

Yu Jicheng , Wang Jinqiang , Zhang Yuqi , Chen Guojun , Mao Weiwei , Ye Yanqi , Kahkoska Anna R , Buse John B , Langer Robert , Gu Zhen

To read the full abstract: Nat Biomed Eng. 2020 May;4(5):499–506. doi: 10.1038/s41551-019-0508-y.Glucose-responsive insulin delivery systems that mimic pancreatic endocrine function could enhance health and improve quality of life for people with type 1 and type 2 diabetes with reduced β-cell function. However, insulin delivery systems with rapid in vivo glucose-respon...

ey0017.11-10 | Body Weight Regulation and Insulin Sensitivity | ESPEYB17

11.10. The [beta]3-adrenergic receptor agonist mirabegron improves glucose homeostasis in obese humans

BS Finlin , H Memetimin , B Zhu , AL Confides , HJ Vekaria , RH El Khouli , ZR Johnson , PM Westgate , J Chen , AJ Morris , PG Sullivan , EE Dupont-Versteegden , PA Kern

To read the full abstract: J Clin Invest. 2020;130(5):2319–2331.This clinical study assessed the effect of the β3-adrenergic agonist mirabegron on glucose homeostasis in obese individuals.Chronic activation of β3-receptors in mice leads to the appearance of brown-like (e.g. ‘beige’) adipocytes in white adipose tissue, a process referred to as ...

ey0017.13-8 | Diabetes | ESPEYB17

13.8. Diabetic microvascular complications among children and adolescents in northwestern Tanzania: A cross-sectional study

D Msanga , K Reis , N Kayange , R Bakalemwa , B Kidenya , D Hau , C Mwanansao , D Mahamba , S Ottaru , E Kwiyolecha , R Peck

To read the full abstract: Annals of Global Health. 2020; 86(1): 43, 1–8. doi: https://doi.org/10.5334/aogh.2669• The authors assessed the prevalence of diabetic microvascular complications in 155 children and adolescents with Type 1 diabetes in northwestern Tanzania.• They observed poor diabetes control in 69% of the patients and a high rate of diabetic nephropathy (32.9%), retin...

ey0016.1-4 | New Mechanisms | ESPEYB16

1.4. Estrogen signaling in arcuate Kiss1 neurons suppresses a sex-dependent female circuit promoting dense strong bones

CB Herber , WC Krause , L Wang , JR Bayrer , A Li , M Schmitz , A Fields , B Ford , Z Zhang , MS Reid , DK Nomura , RA Nissenson , SM Correa , HA Ingraham

To read the full abstract: Nat Commun 2019;10:163.Central estrogen signaling via estrogen receptor alpha (ERα) coordinates energy expenditure, reproduction and, in concert with peripheral estrogen, impacts skeletal homeostasis. Here, the authors showed that eliminating ERα in kisspeptin arcuate nucleus neurons resulted in high bone mass phenotype in female mice only.<p clas...

ey0016.3-2 | Thyroid Hormone Action | ESPEYB16

3.2. Thyroid hormone signaling specifies cone subtypes in human retinal organoids

KC Eldred , SE Hadyniak , KA Hussey , B Brenerman , PW Zhang , X Chamling , VM Sluch , DS Welsbie , S Hattar , J Taylor , K Wahlin , DJ Zack , RJ Jr Johnston

To read the full abstract: Science. 2018;362(6411).Here, developmental regulation of deiodinases DIO2 and DIO3 were identified as main regulators of thyroid hormone dependent sequential cone subtype specification in human retinal organoids. Either complete loss of thyroid hormone signaling or non-physiologically high thyroid hormone levels completely suppressed either medium and long wav...

ey0016.4-3 | Important for Clinical Practice | ESPEYB16

4.3. High prevalence of growth plate gene variants in children with familial short stature treated with growth hormone

L Plachy , V Strakova , L Elblova , B Obermannova , S Kolouskova , M Snajderova , D Zemkova , P Dusatkova , Z Sumnik , J Lebl , S Pruhova

J Clin Endocrinol Metab. 2019 Feb. doi: 10.1210/jc.2018-02288. [Epub ahead of print]Short stature is the most common reason for referral to pediatric endocrinologists. Familial short stature (FSS) is used to describe a child with a stature below the normal but within the parental target range and with at least one short parent.In the last years, there has been a widesp...

ey0016.5-4 | New Insight into Rare Skeletal Disorders | ESPEYB16

5.4. Vitamin D-binding protein deficiency and homozygous deletion of the GC gene

CM Henderson , SL Fink , H Bassyouni , B Argiropoulos , L Brown , TJ Laha , KJ Jackson , R Lewkonia , P Ferreira , AN Hoofnagle , JL Marcadier

Abstract: N Engl J Med. 2019;380(12):1150–1157. PMID: 30893535.In brief: Homozygous deletion of the group-specific component (GC) gene that encodes for vitamin D–binding protein causes persistently low measurable 25-hydroxy Vitamin D concentrations with no clinical features of rickets or osteomalacia.Comment: Vitamin D and ...

ey0016.6-1 | DSD New Paradigm | ESPEYB16

6.1. Oestrogen versus androgen in hormone-replacement therapy for complete androgen insensitivity syndrome: a multicentre, randomised, double-dummy, double-blind crossover trial

W Birnbaum , L Marshall , R Werner , A Kulle , PM Holterhus , K Rall , B Kohler , A Richter-Unruh , MF Hartmann , SA Wudy , MK Auer , A Lux , S Kropf , O Hiort

Lancet Diabetes Endocrinol. 2018 Oct;6(10):771–780.doi: 10.1016/S2213-8587(18)30197-9.For the first time a prospective randomized treatment study has been performed for individuals with a DSD. This national multi-center, double-blind, randomized, cross-over trial compared estrogen therapy to androgen replacement in complete androgen insensitivity syndrome ...

ey0016.6-8 | Gender Dysphoria in DSD | ESPEYB16

6.8. Psychosexual Aspects, Effects of Prenatal Androgen Exposure, and Gender Change in 46,XY Disorders of Sex Development

R Loch Batista , M Inacio , IJ Prado Arnhold , NL Gomes , JA Diniz Faria , D Rodrigues de Moraes , EM Frade Costa , S Domenice , B Bilharinho Mendonca

J Clin Endocrinol Metab. 2019 Apr 1;104(4):1160–1170.doi: 10.1210/jc.2018-01866. PubMed PMID: 30388241This retrospective single center study from Brazil assessed the possible effects of prenatal androgen exposure, degree of virilization of the external genitalia, sex of rearing and diagnosis of DSD on later psychosexual outcomes (including gender identity, gender ...