The influence of gamma-amino-beta-hydroxy butyric acid (GABOB) treatment on pituitary function has been investigated in this study. Different doses (50 x 100 mg) of GABOB were iv injected into three and six normal women, respectively. PRL and GH plasma levels were measured before and after the injection. The treatment with 150 mg GABOB, performed in another two normal women, was interrupted because of side-effects (loss of consciousness etc.) due to the treatment. The treatment with 50 mg GABOB did not induce significant variations of the two hormones; however, significant increases of PRL (P less than 0.05) and GH (P less than 0.01) plasma levels were observed after injection with 100 mg GABOB. The present data suggest that gamma-amino butyric acid (GABA) itself of GABAergic drugs might play an important role in the control of hypothalamic-pituitary function.
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http://dx.doi.org/10.1210/jcem-47-6-1336 | DOI Listing |
Mol Divers
January 2025
Department of Biophysics, Panjab University, Chandigarh, 160014, India.
Alzheimer's disease (AD) is a degenerative neurological disorder defined by the formation of β-amyloid (Aβ) plaques and neurofibrillary tangles within the brain. Current pharmacological treatments for AD only provide symptomatic relief, and there is a lack of definitive disease-modifying therapies. Chemical chaperones, such as 4-Phenylbutyric acid (4PBA) and Tauroursodeoxycholic acid, have shown neuroprotective effects in animal and cell culture models.
View Article and Find Full Text PDFJ Dent Sci
January 2025
School of Dentistry, Chung Shan Medical University, Taichung, Taiwan.
Background: : The metabolic by-product butyric acid of Gram-negative anaerobic bacteria can invoke pathological effects on periodontal cells resulting in inflammation and further destruction of periodontium. However, limited researches on the effects of butyric acid on cementoblasts were reported. Therefore, this study aimed to investigate the type of cell death in murine cementoblast (OCCM.
View Article and Find Full Text PDFJ Neurochem
January 2025
School of Life Science, Nanchang University, Nanchang, China.
Activation of the brain-penetrant beta3-adrenergic receptor (Adrb3) is implicated in the treatment of depressive disorders. Enhancing GABAergic inputs from interneurons onto pyramidal cells of prefrontal cortex (PFC) represents a strategy for antidepressant therapies. Here, we probed the effects of the activation of Adrb3 on GABAergic transmission onto pyramidal neurons in the PFC using in vitro electrophysiology.
View Article and Find Full Text PDFJ Neurochem
January 2025
Molecular Horizons, Faculty of Science, Medicine and Health, University of Wollongong, Wollongong, New South Wales, Australia.
GABA receptor (GABAR) activation is known to alleviate pain by reducing neuronal excitability, primarily through inhibition of high voltage-activated (HVA) calcium (Ca2.2) channels and potentiating G protein-coupled inwardly rectifying potassium (GIRK) channels. Although the analgesic properties of small molecules and peptides have been primarily tested on isolated murine dorsal root ganglion (DRG) neurons, emerging strategies to develop, study, and characterise human pluripotent stem cell (hPSC)-derived sensory neurons present a promising alternative.
View Article and Find Full Text PDFSkinmed
January 2025
Department of Dermatology, Faculty of Medicine, Jordan University of Science and Technology, Irbid, Jordan.
A 53-year-old woman presented with an eruption on her face and body for 2 weeks that had developed first on the face before spreading to the trunk and extremities. There was burning with sunlight exposure. Her medical conditions included diabetes mellitus, vitamin D deficiency, and hyperlipidemia.
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