Results 21 to 30 of about 202,557 (157)

Precocious and Early Central Puberty in Children With Pre-existing Medical Conditions: A Single Center Study

open access: yesFrontiers in Pediatrics, 2019
Background: Precocious and early puberty are reported findings in children with pre-existing medical conditions including certain syndromes. Series pertaining to such situations are limited.Methods: A retrospective, single-center study was conducted on ...
Sarah Winter   +2 more
doaj   +1 more source

Review: Early and late determinants of puberty in ruminants and the role of nutrition

open access: yesAnimal, 2023
This article reviews the scientific literature on puberty with a focus on ruminants and draws inference, where appropriate, from recent findings in transgenic mouse models and human pathology. Early genetic determinants of puberty have been discovered in
A.H. Duittoz, D.A. Kenny
doaj   +1 more source

Enhanced at puberty 1 (EAP1) is a new transcriptional regulator of the female neuroendocrine reproductive axis [PDF]

open access: yes, 2007
The initiation of mammalian puberty and the maintenance of female reproductive cycles are events controlled by hypothalamic neurons that secrete the decapeptide gonadotropin-releasing hormone (GnRH).
Sabine Heger   +56 more
core   +1 more source

Characterization of Reproductive and Morphological Variables in Female Elite Futsal Players

open access: yesFrontiers in Psychology, 2021
We aimed to characterize the age of onset of training, age at menarche, menstrual periodicity, and performance perception during the menstrual cycle and examined the impact of these reproductive variables on body composition, morphology, and body weight ...
Marcos Roberto Queiroga   +9 more
doaj   +1 more source

Central precocious puberty in a 3 year-old girl with Phenylketonuria: a rare association? [PDF]

open access: yes, 2014
Background Central precocious puberty (CPP) and phenylketonuria (PKU) are two rare conditions, the latter being the rarer. To date, only one case featuring both these conditions has been reported, and hyperphenylalaninemia was assumed triggering CPP.
Donaldson, Malcolm   +3 more
core   +3 more sources

Incidence of central precocious puberty more than doubled during COVID-19 pandemic: Single-center retrospective review in the United States

open access: yesFrontiers in Pediatrics, 2022
Background and aim of the studyThe frequency of new visits for precocious puberty increased during the Covid-19 pandemic in the pediatric endocrinology clinic at Rady Children's Hospital in San Diego, CA, US.
Marcela Vargas Trujillo   +5 more
doaj   +1 more source

Novas perspectivas no diagnóstico do hipogonadismo pediátrico masculino: a importância do AMH como marcador de células de Sertoli [PDF]

open access: yes, 2011
Sertoli cells are the most active cell population in the testis during infancy and childhood. In these periods of life, hypogonadism can only be evidenced without stimulation tests, if Sertoli cell function is assessed.
Grinspon, Romina, Rey, Rodolfo Alberto
core   +2 more sources

Anxious to see you: Neuroendocrine mechanisms of social vigilance and anxiety during adolescence. [PDF]

open access: yes, 2020
Social vigilance is a behavioral strategy commonly used in adverse or changing social environments. In animals, a combination of avoidance and vigilance allows an individual to evade potentially dangerous confrontations while monitoring the social ...
Cassano G. B.   +6 more
core   +1 more source

Congenital Adrenal Hyperplasia– A Rare Cause of Central Precocious Puberty—A Case Report [PDF]

open access: yesJournal of Clinical and Diagnostic Research, 2017
The term ‘Precocious puberty’ refers to the appearance of pubertal signs at an earlier age than established standard. Precocious puberty may be central or peripheral.
JAYDEEP MAJUMDAR   +4 more
doaj   +1 more source

Maternal pre-pregnancy obesity and timing of puberty in sons and daughters: a population-based cohort study. [PDF]

open access: yes, 2019
BackgroundIn many countries, an increased prevalence of obesity in pregnancy has coincided with a declining pubertal age. We aimed to explore the potential effect of maternal pre-pregnancy overweight and obesity on timing of puberty in sons and daughters.
Arah, Onyebuchi A   +7 more
core   +2 more sources

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