-
101
Ovarian morphology is a marker of heritable biochemical traits in sisters with polycystic ovaries.
Published 2008“…RESULTS: Although affected sisters had fewer symptoms than probands (30% had no symptoms of PCOS), serum testosterone, androstenedione, LH, and fasting insulin and insulin sensitivity were similar in the two groups with polycystic ovaries but significantly different from those in unaffected sisters or controls. …”
Journal article -
102
Impaired Prolactin-Lowering Effects of Metformin in Women with Polycystic Ovary Syndrome
Published 2023-08-01“…At baseline, both groups differed in LH, LH/FSH ratio, testosterone, FAI, DHEA-S, androstenedione and estradiol. Although metformin improved insulin sensitivity and increased SHBG in both study groups, these effects were more pronounced in control subjects than in women with PCOS. …”
Get full text
Article -
103
Adrenocortical steroid response to ACTH in different phenotypes of non-obese polycystic ovary syndrome
Published 2012-12-01“…Total testosterone (T), SHBG and DHEAS levels at basal and serum 17-hydroxprogesterone (17-OHP), androstenedione (A4), DHEA and cortisol levels after ACTH stimulation were measured.…”
Get full text
Article -
104
The Potential for Ketogenic Diets to Control Glucotoxicity, Hyperinsulinemia, and Insulin Resistance to Improve Fertility in Women with Polycystic Ovary Syndrome
Published 2024-03-01“…However, nutritional interventions, specifically ketogenic diets, were shown to lower serum cholesterol, triglycerides, androstenedione, testosterone and attenuate IR. At the same time, high-density lipoprotein increased, promoting menstrual regularity and, eventually, providing a better environment for in vitro fertilization. …”
Get full text
Article -
105
The Impact of Maternal Hypothyroidism during Pregnancy on Minipuberty in Boys
Published 2023-12-01“…Salivary levels of testosterone, androstenedione, dehydroepiandrosterone sulfate, estradiol, progesterone, and 17-hydroxyprogesterone, as well as urine concentrations of FSH and LH, were assessed once a month in the first 6 months of life, and once every two months between months 6 and 12. …”
Get full text
Article -
106
UPLC–TOF–MS Method for Simultaneous Quantification of Steroid Hormones in Tissue Homogenates of Zebrafish with Solid-Phase Extraction
Published 2021-10-01“…A UPLC–TOF–MS method was developed to provide a reproducible, sensitive, and efficient assay to determine the concentration of steroid hormones, including cortisol, testosterone, androstenedione, 11-deoxycortisol, 11-deoxycorticosterone, and 17-hydroxyprogesterone in whole-body homogenates of each zebrafish. …”
Get full text
Article -
107
Evaluation of Pro/Antioxidant Imbalance in Blood of Women with Polycystic Ovary Syndrome Based on Determination of Oxidized Low-Density Lipoproteins and Ferric Reducing Ability of...
Published 2022-06-01“…Furthermore, the value of FRAP was inversely correlated with luteinizing hormone (LH), follicle-stimulating hormone (FSH) and androstenedione, whereas it was positively correlated with the LH/FSH ratio. …”
Get full text
Article -
108
Emerging concepts on Leydig cell development in fetal and adult testis
Published 2023-01-01“…These cells produce androstenedione (precursor of T, due to lack of HSD17β3 enzyme) and play critical a role in initial virilization and patterning of the male external genitalia. …”
Get full text
Article -
109
Assessment of THADA gene polymorphisms in a sample of Colombian women with polycystic ovary syndrome: A pilot study
Published 2022-06-01“…The CC + AA of rs12468394 genotype also was associated with an increase of androstenedione levels. THADA gene SNPs were not associated with PCOS risk. …”
Get full text
Article -
110
Role of Statin Drugs for Polycystic Ovary Syndrome
Published 2017-03-01“…The majority (10 of 12) of the trials show that statins reduce testosterone levels or other androgen hormones (DHEA-S and androstenedione), half of the trials evaluating LH/FSH ratio show an improvement, and all had positive effects on lipid profiles. …”
Get full text
Article -
111
Aberrant HPO Axis Alterations and Autoimmune Abnormalities in PCOS Patients with DOR: A Retrospective Analysis
Published 2023-08-01“…The FSH levels were positively correlated with LH, testosterone (T), and androstenedione (AD) levels, but had no association with glucolipid metabolism after adjusting for body mass index (BMI). …”
Get full text
Article -
112
Study of Molecular Docking and Prediction of Toxicity of Morin Analogues as Anti-Cancer Agents and Aromatase Inhibitors
Published 2023-10-01“…Aromatase is a key enzyme involved in the development of estrogen receptor-positive breast cancer, which catalyzes the final stage of estrogen biosynthesis from the conversion of androstenedione and testosterone, and can be a promising target in the treatment of hormone-dependent breast cancer. …”
Get full text
Article -
113
Artificial induction of gonadal maturation and ovulation in the Japanese eel (Anguilla japonica T. et S.)
Published 1998-04-01“…After serial injections of CPE, serum gonadotropin (GtH) levels increased significantly, indicating that the exogeneous GtH stimulated gonadal development and maturation in the Japanese eel. 8 implantations of 17 α-methyltestosterone (MT) or androstenedione (ADSD) (50 µg / g body weight / 15 days) stimulated ovarian maturation in female eel, GSI increasing significantly to 38-49 %. 4 implantations of MT or ADSD (50 µg / g body weight / 15 days) induced spermatogenesis and spermiation inthemale eel, GSI increasing to 2.1-3.5 %. …”
Get full text
Article -
114
The Comparative Effects of Myo-Inositol and Metformin Therapy on the Clinical and Biochemical Parameters of Women of Normal Weight Suffering from Polycystic Ovary Syndrome
Published 2024-02-01“…A statistically significant decrease in androgenic hormones (testosterone, SHBG, free androgen index—FAI, androstenedione) was recorded in both groups and did not differ between the groups. …”
Get full text
Article -
115
A systematic review of hormone levels, biomarkers of cellular injury and oxidative stress in multi-stressor military field training exercises
Published 2022-03-01“…Significant reductions were reported in thyroid hormones, T3, T4, and anabolic hormones such as testosterone, insulin and androstenedione. An exception for GH was found, which increased throughout FTX. …”
Get full text
Article -
116
Genetic variation reveals the influence of steroid hormones on the risk of retinal neurodegenerative diseases
Published 2023-01-01“…In this study, genetic variations of aldosterone (Aldo), androstenedione (A4), progesterone (P4), hydroxyprogesterone (17-OHP), and testosterone/17β-estradiol (T/E2) were obtained from genome-wide association studies as instrumental variables. …”
Get full text
Article -
117
Placental Aromatase Is Deficient in Placental Ischemia and Preeclampsia.
Published 2015-01-01“…Similarly, the circulating concentrations of 17-β-estradiol/testosterone and estrone/androstenedione were reduced in preeclamptic patients vs. controls. …”
Get full text
Article -
118
An epigenome-wide analysis of sex hormone levels and DNA methylation in male blood samples
Published 2023-12-01“…Sex hormone (oestradiol, oestrone, testosterone, androstenedione, dehydroepiandrosterone, and progesterone) and SHBG concentrations were measured in plasma using a high-performance liquid chromatography tandem mass spectrometry (LC/MS-MS) method and an enzyme-linked immunoassay, respectively. …”
Get full text
Article -
119
Aromatisation of steroids in the bivalve Mytilus trossulus
Published 2019-05-01“…Further in vivo studies using 13C-labeled steroids at 8 °C temperature window confirmed that bivalves are able to uptake testosterone and androstenedione from the ambient environment and metabolise them to estrone and 17β-estradiol thus confirming endogenous estrogen’ synthesis.…”
Get full text
Article -
120
Physical activity, sex steroid, and growth factor concentrations in pre- and post-menopausal women: A cross-sectional study within the EPIC cohort
Published 2014“…Results: In pre-menopausal women, active women had 19 % significantly lower concentrations of androstenedione, 14 % lower testosterone, and 20 % lower free testosterone than inactive women, while no differences were observed for estrogens, progesterone, SHBG, and growth factors. …”
Journal article