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27 resultados encontrados.

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The role of high-resolution mass spectrometry in advancing the detection of SARMs and peptide hormones for sports antidoping
Artículo
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Zhang Liqin · De Gruyter · 2026 · ISSN 2191-0189
The relentless pursuit of athletic excellence is shadowed by the equally persistent evolution of performance-enhancing drugs (PEDs). In recent years, the antidoping landscape has been profoundly shaped by the rise of two...
LCC TENDOkNoZW1pc3RyeQ~~Idioma eng
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Concentration of some hormones and quality of boar semen after feeding liposomal vitamin complex with zinc gluconate under heat stress conditions
Artículo
Material complementario disponible Artículo DOAJ
I. T. Ivanytskyi et al · Institute of Animal Biology NAAS · 2026 · ISSN 1681-0015
The aim of the work was to determine the effect of feeding a liposomal vitamin complex with zinc gluconate under heat stress (HS) on the concentration of individual hormones and the quality of boar sperm. The experiment ...
LCC LCC:Biology (General); TENDOlZldGVyaW5hcnkgbWVkaWNpbmU~Idioma eng
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Biological validation of fecal glucocorticoid and triiodothyronine measures in free-ranging Golden-headed Lion Tamarins (Kühl, 1820), (Mammalia: Primates: Callitrichidae: ): effects of the stress of capture and body condition
Artículo
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Roberto Fiorini-Torrico et al · Wildlife Information Liaison Development Society · 2026 · ISSN 0974-7893
Glucocorticoids (GCs) and thyroid hormones (THs), along with other physiological mediators, modulate the responses that allow lifelong adaptation to predictable and unpredictable environmental challenges. This has sparke...
LCC TENDOkVjb2xvZ3k~; LCC:General. Including nature conservation, geographical distributionIdioma eng
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Estrogen and progesterone-mediated differential modulation of CD4+ T-cell pathogenicity in rheumatoid arthritis
Artículo
Acceso abierto Artículo DOAJ
Rohila Jha et al · Frontiers Media S.A · 2026 · ISSN 1664-3224
BackgroundAn adverse female bias exists across many autoimmune disorders, yet its underlying mechanisms, particularly the role of sex hormones, remain poorly understood. Furthermore, the physiological influence of sex ho...
LCC LCC:Immunologic diseases. AllergyIdioma eng
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Open Access
Plant hormone-targeted metabolomics revealed the temperature regulation of tuber growth and secondary metabolites in Gastrodia elata f. glauca
Artículo
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Xinlei Xu et al · Frontiers Media S.A · 2026 · ISSN 1664-462X
IntroductionGastrodia elata f. glauca represents a superior cultivar of G. elata with considerable commercial value and broad market acceptance. The growth of its tubers and the accumulation of bioactive secondary metabo...
LCC TENDOlBsYW50IGN1bHR1cmU~Idioma eng
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The Impact of High-Intensity Interval Training (HIIT) On Polycystic Ovary Syndrome (PCOS) - A Narrative Review
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Dominika Krakowiak et al · Nicolaus Copernicus University in Toruń · 2026 · ISSN 2450-3118
The purpose of research. Polycystic ovary syndrome (PCOS) is the most common endocrine disorder among women of reproductive age, characterized by metabolic, hormonal, reproductive, and psychological disturbances. Its pa...
LCC TENDOlNwb3J0cw~~; TENDOlNwb3J0cyBtZWRpY2luZQ~~Idioma eng
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Acupuncture for Premature Ovarian Insufficiency: A Randomized, Non-Inferiority Protocol with Exploratory Epigenetics Analysis
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Luo Y et al · Dove Medical Press · 2026 · ISSN 1179-1411
Yu Luo,1 Suning Huang,1,2 Haichuan Xie,3 Bei Zhang,3 Fei Ma,1– 4 Yanting Lin,1– 4 Yan Ning,1– 4 Jiaman Wu1– 4 1Graduate School, Guangzhou University of Chinese Medicine, Guangzhou, Guangdong, 510405, People’s R...
LCC TENDOkd5bmVjb2xvZ3kgYW5kIG9ic3RldHJpY3M~Idioma eng
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Association Between Autoimmune Thyroiditis and Cervical Artery Dissection: A Retrospective Cohort Study
Artículo
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Robert J. Trager et al · Wiley · 2026 · ISSN 2398-8835
ABSTRACT Background and Aims Limited evidence suggests autoimmune thyroiditis (AT) could represent a risk factor for cervical artery dissection (CeAD). We tested the hypothesis of a positive association between AT and Ce...
LCC LCC:MedicineIdioma eng
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Case report of breastfeeding after maternal iodine contrast: neonatal hypothyroidism revealing an underlying congenital disorder
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Elena Sasso et al · BMC · 2026 · ISSN 1746-4358
Abstract Background Iodine plays a critical role in producing thyroid hormones essential for brain development. An imbalance of iodine, whether deficiency or excess, can disrupt thyroid function. Iodine-induced hypothyro...
LCC TENDOlBlZGlhdHJpY3M~; LCC:Public aspects of medicineIdioma eng
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Open Access
Chromosome-level genome assembly reveals the genetic mechanisms underlying elite waterlogging tolerance in Actinidia rufa
Artículo
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Qiong Zhang et al · Springer · 2026 · ISSN 2948-1104
Abstract Actinidia rufa is a valuable species for hybridization and introgressive breeding of new kiwifruit cultivars due to its exceptional tolerance to waterlogging. In this study, a chromosome-level genome of A. rufa ...
LCC TENDOlBsYW50IGN1bHR1cmU~Idioma eng
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Effects and mechanisms of combined exposure to noise and microwave on hippocampal structure and function in mice
Artículo
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Chunxue LU et al · Editorial Committee of Journal of Environmental and Occupational Medicine · 2026 · ISSN 2095-9982
BackgroundCo-exposure to noise and microwave radiation occurs frequently. The central nervous system has been identified as a sensitive target organ for both noise and microwave exposure individually, and the underlying ...
LCC TENDOk1lZGljaW5lIChHZW5lcmFsKQ~~; TENDOlRveGljb2xvZ3kuIFBvaXNvbnM~Idioma eng
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Exploration of the dynamic regulation of the hypothalamic-pituitary-ovarian axis during the estrous cycle
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Jian Sun et al · BMC · 2026 · ISSN 1757-2215
Abstract Background One of the most challenging issues in current assisted reproductive technology is how to optimally counsel and treat patients with poor ovarian response (POR). However, current research predominantly ...
LCC TENDOkd5bmVjb2xvZ3kgYW5kIG9ic3RldHJpY3M~Idioma eng
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Exploring physiology’s past to inspire learning: an engaging undergraduate experience at the University of La Réunion
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M. Faadiel Essop et al · The American Physiological Society · 2026 · ISSN 1043-4046
First-year university students studying medicine and health sciences must acquire and assimilate significant amounts of physiological knowledge, which can result in tedious, passive rote learning. To address such notions...
LCC TENDOlBoeXNpb2xvZ3k~Idioma eng
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Open Access
Fucoxanthin Attenuates Bisphenol A-Induced Testicular Injury via NF-κB-Mediated Pyroptosis Inhibition
Artículo
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Ke Xu et al · Trakya University · 2026 · ISSN 2146-3123
Background: Bisphenol A (BPA), a widely used industrial chemical, is a well-known endocrine disruptor linked to testicular damage and impaired male reproductive function. Fucoxanthin (Fx), a marine carotenoid with potent...
LCC LCC:MedicineIdioma eng
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LEFT VENTRICULAR HYPERTROPHY: MECHANISM OF DEVELOPMENT
Artículo
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Andrey Ivanov et al · Peytchinski Publishing · 2026 · ISSN 1312-773X
Left ventricular hypertrophy (LVH) is an enlargement of the left ventricle caused by chronically increased hemodynamic load, such as arterial hypertension or aortic stenosis. In the initial stages, LVH has a protective n...
LCC TENDOkRlbnRpc3RyeQ~~; TENDOk1lZGljaW5lIChHZW5lcmFsKQ~~Idioma eng
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Lipid remodeling and circulating semaphorin 3A in diminished ovarian reserve
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S. Serafini et al · Nature Portfolio · 2026 · ISSN 2045-2322
Abstract Diminished ovarian reserve (DOR) lacks strong plasma biomarkers, and recent studies have implicated lipid remodeling in its pathophysiology. In our previous study, we noted elevated circulating levels of semapho...
LCC LCC:Medicine; TENDOlNjaWVuY2U~Idioma eng
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Mammary gland macro- and microstructural development during the first pregnancy following in utero heat stress exposure
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Brittney D. Davidson et al · Frontiers Media S.A · 2026 · ISSN 2673-6225
IntroductionIn utero heat stress during late gestation impairs heifer growth and mammary development, reducing first-lactation productivity. However, whether these prenatal effects persist through the heifer’s first ge...
LCC TENDOlZldGVyaW5hcnkgbWVkaWNpbmU~Idioma eng
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Measuring thyroid-stimulating hormone receptor antibodies using the IMMULITE® 2000 TSI assay is better than using the BRAHMS TRAK assay in an unselected clinical population, but both perform worse than expected: a real-world retrospective observational study
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Sofia Manousou et al · BMC · 2026 · ISSN 1756-6614
Abstract Background Graves’ hyperthyroidism is caused by stimulatory autoantibodies. Its diagnosis and monitoring are commonly based on measurement of thyrotropin receptor antibodies (TRAb) with unspecific immunoassays...
LCC LCC:Diseases of the endocrine glands. Clinical endocrinologyIdioma eng
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Menstrual cycle effects on sex differences in motor control during dynamic balance perturbations
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Samuli Nevanperä et al · Wiley · 2026 · ISSN 0958-0670
Abstract This study investigated sex differences in neuromuscular responses during dynamic balance perturbations and isometric maximal voluntary contractions (IMVCs) by examining if menstrual cycle (MC) phase and the flu...
LCC TENDOlBoeXNpb2xvZ3k~Idioma eng
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Oxytocin substitution therapy in patients with AVP deficiency (central diabetes insipidus): study protocol of a double-blind, randomised placebo-controlled trial
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Mirjam Christ-Crain et al · BMJ Publishing Group · 2026 · ISSN 2044-6055
Introduction Arginine vasopressin (AVP) and oxytocin (OXT) are both hormones released from the posterior pituitary. While AVP primarily regulates water reabsorption in the kidneys, OXT plays a key role in socioemotional ...
LCC LCC:MedicineIdioma eng
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PI4-kinase A is essential for survival of the GnRH neurons
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Stephanie Constantin et al · Frontiers Media S.A · 2026 · ISSN 1664-2392
The signaling pathways that control embryonic development and migration of gonadotropin-releasing hormone (GnRH) neurons, as well as the postnatal fate and function of differentiated cells, are the subject of ongoing res...
LCC LCC:Diseases of the endocrine glands. Clinical endocrinologyIdioma eng
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Regulating female ear morphogenesis in maize by uniconazole and 5-aminolevulinic acid for yield improvement
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Lei Xu et al · Nature Portfolio · 2026 · ISSN 2045-2322
Abstract Female ear development during the pre- and post-silking period is critical for maize yield. Although plant growth regulators can enhance yield, their specific effects on ear morphogenesis and underlying mechanis...
LCC LCC:Medicine; TENDOlNjaWVuY2U~Idioma eng
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Role of placental glucose metabolism in steroidogenesis in healthy pregnancies at term
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Muhammad Umar Sajjad et al · Springer · 2026 · ISSN 1432-0711
Abstract Background The human placenta consumes, on average, one third of the glucose from maternal blood. However, the role of placental glucose consumption in the production of estradiol and progesterone remains unclea...
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Sex-specific associations of SHBG, testosterone, and obesity with cholecystectomy risk: a population-based cohort study
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Jie-Qiong Lyu et al · BMC · 2026 · ISSN 2042-6410
Abstract Background Gallstone disease exhibits a marked sex difference. While obesity and female sex hormones are known risk factors, the role of sex hormone-binding globulin (SHBG) and testosterone in gallstone-related ...
LCC LCC:Medicine; TENDOlBoeXNpb2xvZ3k~Idioma eng
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