Results 1 to 10 of about 104,321 (292)

Claude Bernard, the Founder of Modern Medicine

open access: yesCells, 2022
Claude Bernard is the first and one of the very few French scientists to have been honored with a national funeral [...]
René Habert
doaj   +1 more source

Accumulation of Astaxanthin and Canthaxanthin in Liver and Gonads of Rainbow Trout (Oncorhynchus mykiss (Walbaum, 1792)) Reared in Water Containing the Fungicide Mancozeb in Concentration Level Permitted by European Legislation

open access: yesApplied Sciences, 2022
In this study, we studied the levels of both of the main pigments in Salmonidae—astaxanthin (Ax) and canthaxanthin (Cx)—accumulated in the liver, female gonads, and male gonads of rainbow trout (Oncorhynchus mykiss) reared in water containing the ...
Milena Tzanova   +4 more
doaj   +1 more source

Molecular biological marker BCL-2: testis analysis in prenatal injection of estrogen to white laboratory mice

open access: yesRUDN Journal of Agronomy and Animal Industries, 2023
Immunohistochemical study is one of the modern methods of disease diagnostics used in practical veterinary practice, as well as in scientific developments in differential diagnostics of animal diseases of tumour and non-tumour nature.
Rimma T. Sulaimanova, Andrey N. Kvochko
doaj   +1 more source

Complete androgen insensitivity syndrome: A rare case report

open access: yesNational Journal of Clinical Anatomy, 2022
Androgen receptor gene mutations on Xq12, which also have a 46XY karyotype abnormality, are the root cause of the X-linked uncommon recessive disorder of sex development known as androgen insensitivity syndrome (AIS).
Tushar Kambale   +3 more
doaj   +1 more source

Patients with disorders of sex development [PDF]

open access: yesAnnals of Pediatric Endocrinology & Metabolism, 2021
Disorders of sex development (DSDs) are a genetically and clinically heterogeneous group of congenital conditions of the urogenital tract and reproductive system.
Renata Markosyan
doaj   +1 more source

AXL/Gas6 signaling mechanisms in the hypothalamic-pituitary-gonadal axis

open access: yesFrontiers in Endocrinology, 2023
AXL is a receptor tyrosine kinase commonly associated with a variety of human cancers. Along with its ligand Gas6 (growth arrest-specific protein 6), AXL is emerging as an important regulator of neuroendocrine development and function.
Pardis Mohammadzadeh, Gregory C. Amberg
doaj   +1 more source

Direct and Indirect Effects of Sex Steroids on Gonadotrope Cell Plasticity in the Teleost Fish Pituitary

open access: yesFrontiers in Endocrinology, 2020
The pituitary gland controls many important physiological processes in vertebrates, including growth, homeostasis, and reproduction. As in mammals, the teleost pituitary exhibits a high degree of plasticity.
Romain Fontaine   +4 more
doaj   +1 more source

Meiotic wave adds extra asymmetry to the development of female chicken gonads [PDF]

open access: yes, 2015
Development of female gonads in the chicken is asymmetric. This asymmetry affects gene expression, morphology, and germ cell development; consequently only the left ovary develops into a functional organ, whereas the right ovary remains vestigial.
Anjie, Stafford   +8 more
core   +2 more sources

The direct response of the gonads to cues of stress in a temperate songbird species is season-dependent. [PDF]

open access: yes, 2013
The gonadotropin releasing hormone (GnRH) system in the hypothalamus is often considered the final point in integration of environmental cues as they pertain to the reproductive axis.
Bentley, George   +2 more
core   +2 more sources

Implementation of meiosis prophase I programme requires a conserved retinoid-independent stabilizer of meiotic transcripts

open access: yesNature Communications, 2016
Meiosis is a cell division program that produces haploid gametes and is initiated by a retinoic acid-dependent process. Here the authors report that a meiosis-specific protein, MEIOC, is upregulated in a retinoic acid-independent manner and is required ...
Emilie Abby   +12 more
doaj   +1 more source

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