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Margarida Brito Department of Medical Oncology, Instituto Português de Oncologia de Lisboa Francisco Gentil, Lisboa, Portugal

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Susana Prazeres Department of Clinical Pathology, Instituto Português de Oncologia de Lisboa Francisco Gentil, Lisboa, Portugal

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Marta Malheiros Department of Clinical Pathology, Instituto Português de Oncologia de Lisboa Francisco Gentil, Lisboa, Portugal

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a drug, it competes with estradiol with high affinity to the estrogen receptor (ER); the complex fulvestrant–ER causes an unstable conformational change with ER degradation and inhibition of estrogen signalling ( 2 ). Fulvestrant was mainly studied

Article Type:
Research Article
Collections:
Hormones and Cancer
DOI:
https://doi.org/10.1530/EC-23-0178
Volume/Issue:
Volume 12: Issue 11
Open access
Orwa Dandash Department of Psychiatry, University of Melbourne, Austin Health, Heidelberg, Victoria, Australia

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James Allebone Department of Psychiatry, University of Melbourne, Austin Health, Heidelberg, Victoria, Australia

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Adam Mirabelli Department of Psychiatry, University of Melbourne, Austin Health, Heidelberg, Victoria, Australia

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Nicholas Russell Department of Endocrinology, Austin Health, Heidelberg, Victoria, Australia

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Mathis Grossmann Department of Endocrinology, Austin Health, Heidelberg, Victoria, Australia

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Andrea Gogos Florey Institute of Neuroscience and Mental Health, Parkville, Victoria, Australia
Department of Florey Institute, University of Melbourne, Parkville, Victoria, Australia

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Richard A Kanaan Department of Psychiatry, University of Melbourne, Austin Health, Heidelberg, Victoria, Australia

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. Testosterone, and its derivatives, dihydrotestosterone (DHT) and estradiol (E2), have diverse functions in mammalian physiology ( 2 ). Androgen receptors and estradiol receptors are distributed in cortical and subcortical brain regions responsible for cognitive

Article Type:
Research Article
Collections:
Hormones and Cancer
DOI:
https://doi.org/10.1530/EC-23-0409
Volume/Issue:
Volume 13: Issue 3
Open access
Lauren R Cirrincione Department of Pharmacy, University of Washington, Seattle, Washington, USA

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Bridgit O Crews Department of Pathology and Laboratory Medicine, University of California Irvine, Orange, California, USA

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Jane A Dickerson Department of Laboratories, Seattle Children's Hospital, Seattle, Washington, USA

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Matthew D Krasowski Department of Pathology, University of Iowa Hospitals and Clinics, Iowa City, Iowa, USA

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Jessica Rongitsch Internal Medicine, Capitol Hill Medical, Seattle, Washington, USA

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Katherine L Imborek Department of Family Medicine, University of Iowa Hospitals and Clinics, Iowa City, Iowa, USA

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Zil Goldstein Department of Medicine, Callen-Lorde Community Health Center, New York, New York, USA
CUNY Graduate School of Public Health and Health Policy, New York, New York, USA

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Dina N Greene Washington Kaiser Permanente, Renton, Washington, USA
Department of Laboratory Medicine and Pathology, University of Washington, Seattle, Washington, USA

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Introduction Estradiol (17β-estradiol) is a natural sex steroid available in several exogenous preparations. The Endocrine Society recommended high-dose exogenous estradiol treatment as one part of feminizing hormone therapy for transgender

Article Type:
Research Article
Collections:
Reproduction
DOI:
https://doi.org/10.1530/EC-21-0550
Volume/Issue:
Volume 11: Issue 2
Open access
M P Schuijt Department of Laboratory Medicine, Slingeland Hospital, Doetinchem, The Netherlands
Department of Laboratory Medicine, Radboud University Medical Centre, Nijmegen, The Netherlands

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C G J Sweep Department of Laboratory Medicine, Radboud University Medical Centre, Nijmegen, The Netherlands

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R van der Steen Department of Laboratory Medicine, Radboud University Medical Centre, Nijmegen, The Netherlands

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A J Olthaar Department of Laboratory Medicine, Radboud University Medical Centre, Nijmegen, The Netherlands

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N M M L Stikkelbroeck Division of Endocrinology, Department of Internal Medicine, Radboud University Medical Centre, Nijmegen, The Netherlands

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H A Ross Department of Laboratory Medicine, Radboud University Medical Centre, Nijmegen, The Netherlands

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A E van Herwaarden Department of Laboratory Medicine, Radboud University Medical Centre, Nijmegen, The Netherlands

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to determine free testosterone levels. The possible use of free testosterone calculation during pregnancy, when estradiol concentration is substantially increased, is debated as SHBG is also able to bind estradiol with similar binding affinity (3

Article Type:
Research Article
DOI:
https://doi.org/10.1530/EC-19-0110
Volume/Issue:
Volume 8: Issue 6
Open access
Arpna Sharma Leibniz Institute for Farm Animal Biology (FBN), Dummerstorf, Germany

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Vijay Simha Baddela Leibniz Institute for Farm Animal Biology (FBN), Dummerstorf, Germany

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Frank Becker Leibniz Institute for Farm Animal Biology (FBN), Dummerstorf, Germany

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Dirk Dannenberger Leibniz Institute for Farm Animal Biology (FBN), Dummerstorf, Germany

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Torsten Viergutz Leibniz Institute for Farm Animal Biology (FBN), Dummerstorf, Germany

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Jens Vanselow Leibniz Institute for Farm Animal Biology (FBN), Dummerstorf, Germany

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fluid and plasma estradiol ( 6 ). Elevated NEFA levels have detrimental effects on bovine GC ( 7 ). In human GC, saturated fatty acids (PA and SA) are known to induce apoptosis, causing potential reproductive abnormalities such as amenorrhea, which is

Article Type:
Research Article
DOI:
https://doi.org/10.1530/EC-19-0011
Volume/Issue:
Volume 8: Issue 5
Open access
Corina Verónica Sasso Instituto de Medicina y Biología Experimental de Cuyo (IMBECU), CCT-Mendoza CONICET, Mendoza, Argentina

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Flavia Eliana Santiano Instituto de Medicina y Biología Experimental de Cuyo (IMBECU), CCT-Mendoza CONICET, Mendoza, Argentina
Universidad de Mendoza, Mendoza, Argentina

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Fiorella Campo Verde Arboccó Instituto de Medicina y Biología Experimental de Cuyo (IMBECU), CCT-Mendoza CONICET, Mendoza, Argentina
Universidad de Mendoza, Mendoza, Argentina

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Leila Ester Zyla Instituto de Medicina y Biología Experimental de Cuyo (IMBECU), CCT-Mendoza CONICET, Mendoza, Argentina

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Silvana Noemí Semino Hospital Universitario, Universidad Nacional de Cuyo, Mendoza, Argentina

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Martin Eduardo Guerrero-Gimenez Instituto de Medicina y Biología Experimental de Cuyo (IMBECU), CCT-Mendoza CONICET, Mendoza, Argentina

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Virginia Pistone Creydt Instituto de Medicina y Biología Experimental de Cuyo (IMBECU), CCT-Mendoza CONICET, Mendoza, Argentina

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Constanza Matilde López Fontana Instituto de Medicina y Biología Experimental de Cuyo (IMBECU), CCT-Mendoza CONICET, Mendoza, Argentina

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Rubén Walter Carón Instituto de Medicina y Biología Experimental de Cuyo (IMBECU), CCT-Mendoza CONICET, Mendoza, Argentina

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reported to express mostly ERB after stimulation with estradiol (10–1000 nmol/L), with an induction of apoptosis dependent on the dose ( 6 ). With respect to estrogen receptor alpha (ERA), it has been reported that its expression is minimal in normal colon

Article Type:
Research Article
DOI:
https://doi.org/10.1530/EC-18-0374
Volume/Issue:
Volume 8: Issue 3
Open access
Carina Ankarberg-Lindgren Department of Pediatrics, Institute of Clinical Sciences, The Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden

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Aneta Gawlik Department of Pediatrics and Pediatric Endocrinology, Medical University of Silesia, School of Medicine, Katowice, Poland

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Berit Kriström Department of Clinical Sciences/Pediatrics, Umeå University, Umeå, Sweden

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Laura Mazzanti Pediatric Endocrinology and Rare Disease Unit, Department of Medical and Surgical Science, University of Bologna, Bologna, Italy

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Elisabeth J Ruijgrok Department of Pharmacy, Erasmus Medical Center – Sophia Children’s Hospital, University Medical Center Rotterdam, Rotterdam, the Netherlands

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Theo C J Sas Department of Pediatric Endocrinology, Sophia Children’s Hospital, University Medical Center Rotterdam, Rotterdam, the Netherlands
Diabeter, National Diabetes Care and Research Center, Rotterdam, the Netherlands

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Introduction Girls with hypogonadism require estrogen replacement therapy to induce puberty and maintain secondary sex characteristics, as well as to attain peak bone mass. These outcomes are achieved by starting with a low estradiol (E 2

Article Type:
Research Article
DOI:
https://doi.org/10.1530/EC-19-0025
Volume/Issue:
Volume 8: Issue 4
Open access
Lian Hollander-Cohen Department of Animal Sciences, The Robert H. Smith Faculty of Agriculture, Food, and Environment, Hebrew University of Jerusalem, Rehovot, Israel

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Benjamin Böhm Department of Animal Sciences, The Robert H. Smith Faculty of Agriculture, Food, and Environment, Hebrew University of Jerusalem, Rehovot, Israel

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Krist Hausken Department of Animal Sciences, The Robert H. Smith Faculty of Agriculture, Food, and Environment, Hebrew University of Jerusalem, Rehovot, Israel

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Berta Levavi-Sivan Department of Animal Sciences, The Robert H. Smith Faculty of Agriculture, Food, and Environment, Hebrew University of Jerusalem, Rehovot, Israel

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the methylotrophic yeast, Pichia pastoris . Recombinant tFSH and tLH were able to stimulate the release of 11-ketotestosterone (11-KT) from the testes, or the release of estradiol (E2) from the ovaries of tilapia ( 20 , 21 ). Recombinant stFSH and

Article Type:
Research Article
DOI:
https://doi.org/10.1530/EC-19-0389
Volume/Issue:
Volume 8: Issue 11
Open access
Nardin Aslih Department of Obstetrics and Gynecology, MDIVF Unit, Hillel Yaffe Medical Center, IsraelTechnion – Israel Institute of Technology, Hadera, Haifa, Israel

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Mediea Michaeli Department of Obstetrics and Gynecology, MDIVF Unit, Hillel Yaffe Medical Center, IsraelTechnion – Israel Institute of Technology, Hadera, Haifa, Israel

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Diana Mashenko Department of Obstetrics and Gynecology, MDIVF Unit, Hillel Yaffe Medical Center, IsraelTechnion – Israel Institute of Technology, Hadera, Haifa, Israel

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Adrian Ellenbogen Department of Obstetrics and Gynecology, MDIVF Unit, Hillel Yaffe Medical Center, IsraelTechnion – Israel Institute of Technology, Hadera, Haifa, Israel

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Oshrit Lebovitz Department of Obstetrics and Gynecology, MDIVF Unit, Hillel Yaffe Medical Center, IsraelTechnion – Israel Institute of Technology, Hadera, Haifa, Israel

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Yuval Atzmon Department of Obstetrics and Gynecology, MDIVF Unit, Hillel Yaffe Medical Center, IsraelTechnion – Israel Institute of Technology, Hadera, Haifa, Israel

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Einat Shalom-Paz Department of Obstetrics and Gynecology, MDIVF Unit, Hillel Yaffe Medical Center, IsraelTechnion – Israel Institute of Technology, Hadera, Haifa, Israel

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success. It is well-established that a very high estradiol (E2) ratio is associated with poor cycle outcomes due to impaired endometrial receptivity ( 2 ). This might cause long-term pregnancy complications due to mal-placentation ( 3 ). However, elevated

Article Type:
Research Article
DOI:
https://doi.org/10.1530/EC-20-0435
Volume/Issue:
Volume 10: Issue 2
Open access
Qi Che Reproductive Medicine Center, Zhongshan Hospital, Fudan University, Shanghai, China

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Xirong Xiao Department of Obstetrics, Obstetrics and Gynecology Hospital, Fudan University, Shanghai, China

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Jun Xu Reproductive Medicine Center, Zhongshan Hospital, Fudan University, Shanghai, China

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Miao Liu Reproductive Medicine Center, Zhongshan Hospital, Fudan University, Shanghai, China

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Yongning Lu Reproductive Medicine Center, Zhongshan Hospital, Fudan University, Shanghai, China

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Suying Liu Reproductive Medicine Center, Zhongshan Hospital, Fudan University, Shanghai, China

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Xi Dong Reproductive Medicine Center, Zhongshan Hospital, Fudan University, Shanghai, China

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cancer is often correlated with exceptional estrogen changes and estrogen-induced signaling ( 5 ). We previously verified that 17β-estradiol (E 2 ) upregulated interleukin (IL)-6 expressions in endometrial cancer, which lead to the local E 2 synthesis in

Article Type:
Research Article
DOI:
https://doi.org/10.1530/EC-19-0258
Volume/Issue:
Volume 8: Issue 7
Open access