Results 61 to 70 of about 70,106 (300)

A time-course transcriptome analysis of gonads from HongKong catfish (Clarias fuscus) reveals genes and pathways associated with gonadal development

open access: yesAquaculture Reports
Hong Kong catfish (Clarias fuscus) is a valuable fish species widely farmed in southern China, showing distinct differences in growth between males and females. Studying gene expression patterns during gonadal development in C.
Yu Chen   +8 more
doaj   +1 more source

Sex Reversal Induced by Dietary Supplementation with 17α-Methyltestosterone during the Critical Period of Sex Differentiation in Oriental River Prawn (Macrobrachium nipponense)

open access: yesAnimals, 2023
The steroid 17α-methyltestosterone (MT) inhibits ovarian function and is often used to induce sex reversal artificially in vertebrates. In the present study, different concentrations of MT were added as dietary supplementation, and the effects on sex ...
Pengfei Cai   +11 more
doaj   +1 more source

The initiation of female and male gonadal development. [PDF]

open access: yes, 2013
(a) The percentage of female hagfish with developing ovaries as a function of TL. The assumptions made are (1) that before male gonadal development has been initiated, and sex cannot be determined macroscopically (Stage 0), the genetic sex ratio is 1:1 ...
Frederic H. Martini (481487)   +1 more
core   +1 more source

Adipocyte Myoglobin Is a Determinant of Energy Expenditure and a Potential Target to Limit Obesity

open access: yesAdvanced Science, EarlyView.
Myoglobin, known as a muscle oxygen‐carrying protein, is shown to play a key role in fat cells that burn energy. Loss of myoglobin reduces the body's ability to generate heat and increases obesity risk, while restoring it improves metabolism. The study identifies myoglobin as a regulator of fat burning and a potential target to enhance energy ...
Christian Strehlau   +22 more
wiley   +1 more source

Identification and Characterization of Dimorphic Expression of Sex-Related Genes in Rock Bream, a Fish With Multiple Sex Chromosomes

open access: yesFrontiers in Genetics, 2021
The rock bream (Oplegnathus fasciatus) is a typical fish with a unique multiple sex chromosome system. In this study, we investigated the gene expression profiling in the gonads and brains of both males and females using RNA-Seq to identify sex-related ...
Huan Li   +9 more
doaj   +1 more source

Artificial propagation of milkfish: Present status and problems [PDF]

open access: yes, 1984
Milkfish (Chanos chanos ) has been extensively cultured in Indonesia, Taiwan, and the Philippines. At present, the only source of fry for fish farmers is the coastal waters during the spawning season.
Lam, T. J.
core   +1 more source

Integrative Omics Analysis Reveals the Regulation of Hypoxia Tolerance in Large Yellow Croaker (Larimichthys crocea) via the Lipoic Acid Synthase (lias) Gene

open access: yesAdvanced Science, EarlyView.
Lipoic acid synthase (lias) can regulate α‐KG levels through lipoylation, thereby negatively regulating HIF‐1α protein levels via PHD under hypoixa. The Hap2 allele of lias exhibits lower expression levels than Hap1, leading to the accumulation of more HIF‐1α protein and thereby enhancing hypoxia tolerance. ABSTRACT Hypoxia stress seriously affects the
Jie Ding   +7 more
wiley   +1 more source

A Rare Cause of Male Infertility: Mixed Gonadal Dysgenesis [PDF]

open access: yes
Infertility is a significant health problem that affects many couples in the reproductive age range globally. While only the male factor is responsible for 20%-30% of cases of infertility, contributing to a further 20%.
Barış Paksoy   +2 more
core   +1 more source

Induced Autoimmunity against Gonadal Proteins Affects Gonadal Development in Juvenile Zebrafish (Dataset) [PDF]

open access: yes, 2014
A method to mitigate or possible eliminate reproduction in farmed fish is highly demanded. The existing approaches have certain applicative limitations.
Joanna Babiak (633351)   +5 more
core   +1 more source

POEMS Syndrome: 2026 Update on Diagnosis, Risk‐Stratification, and Management

open access: yesAmerican Journal of Hematology, EarlyView.
ABSTRACT Disease Overview POEMS syndrome is a life‐threatening syndrome due to an underlying plasma cell neoplasm. The major criteria for the syndrome are polyneuropathy, clonal plasma cell disorder (PCD), sclerotic bone lesions, elevated vascular endothelial growth factor, and the presence of Castleman disease.
Angela Dispenzieri
wiley   +1 more source

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