Objectives: The present study aims to determine how various dosages of chronic roflumilast affect testicular tissue and testosterone levels in healthy rats.
Materials And Methods: Biochemical tests, along with histopathological, immunohistochemical, and immunofluorescence studies, were carried out.
Results: Loss of tissue in the seminiferous epithelium, degeneration in the interstitial area, a separation between cells, desquamation, interstitial edema, and degenerative alterations in testicular tissue were observed in roflumilast groups when compared with the other groups. While apoptosis and autophagy were statistically negligible in the control and sham groups, the roflumilast groups had significantly higher apoptotic and autophagic alterations, as well as immunopositivity. Serum testosterone levels in the 1 mg/kg roflumilast group were lower than those in the control, sham, and 0.5 mg/kg roflumilast groups.
Conclusion: Analyses of the research findings revealed that continuous usage of the broad-spectrum active component roflumilast exerted unfavorable effects on the testicular tissue and testosterone levels of rats.
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http://dx.doi.org/10.22038/IJBMS.2023.65948.14507 | DOI Listing |
Iran J Basic Med Sci
January 2025
Department of Animal Nutrition and Nutritional Disorders, Faculty of Veterinary Medicine, Ataturk University, Erzurum 25240, Turkey.
Objectives: This experiment was carried out to investigate the protective effects of curcumin (CUR) on testicular damage induced by the valproic acid (VPA) administration.
Materials And Methods: Male Wistar-Albino rats (n=28, 250-300 g) were randomly divided into four groups: Control (1 ml saline, oral), VPA (500 mg/kg, IP), CUR (200 mg/kg, oral), or VPA+CUR (500 mg/kg, VPA, IP plus 200 mg/kg CUR, oral). The treatments were applied for 14 days.
Stem Cell Res Ther
January 2025
Department of Anatomical Sciences, Faculty of Medical Sciences, Tarbiat Modares University, Tehran, Iran.
Background: Culture medium enriched with Knockout serum replacement (KSR) can produce in vitro mouse sperm, but it is inefficient, strain-specific and contains bovine products, which limits its use in the human clinic. The study aimed to optimize the culture medium for testicular tissue by using plasma rich in growth factors (PRGF) as a serum supplement, addressing the limitations of KSR.
Methods: Immature testicular tissues from NMRI mice were cultured for 14 days to identify the optimal PRGF concentration using histological analysis and tubular integrity scoring.
Pathologie (Heidelb)
January 2025
Institut für Pathologie, Universitätsmedizin Göttingen, Robert-Koch-Str. 40, 37075, Göttingen, Deutschland.
The 5th Edition of the "WHO Classification of Tumours: Urinary and Male Genital Tumours" introduces several significant updates to the classification of testicular tumours. These updates include revised terminology for special germ cell tumour subtypes (neuroectodermal and neuroendocrine tumours) of the testis. Additionally, the signet-ring stromal tumour and myoid gonadal stromal tumour have been introduced as distinct entities within the sex-cord stromal tumours.
View Article and Find Full Text PDFFront Pharmacol
January 2025
Department of Basic Medical Sciences, College of Medicine, AlMaarefa University, Riyadh, Saudi Arabia.
Introduction: Lipopolysaccharide (LPS), a constituent of the outer membrane of Gram-negative bacteria, is a powerful inducer of systemic inflammation and has been extensively utilized in experimental models to simulate inflammatory responses and septic disorders. Recent research indicates that oxytocin (OXY), a neuropeptide typically linked to social bonding and reproductive functions, may influence inflammatory processes. This work examines the impact of OXY on LPS-induced testicular damage, aiming to elucidate its therapeutic potential in addressing inflammatory disorders and broadening the comprehension of its functions beyond conventional neuroendocrine roles.
View Article and Find Full Text PDFCan Assoc Radiol J
January 2025
University of Alberta, Edmonton, AB, Canada.
The Canadian Association of Radiologists (CAR) Cancer Expert Panel is made up of physicians from the disciplines of radiology, medical oncology, surgical oncology, radiation oncology, family medicine/general practitioner oncology, a patient advisor, and an epidemiologist/guideline methodologist. The Expert Panel developed a list of 29 clinical/diagnostic scenarios, of which 16 pointed to other CAR guidelines. A rapid scoping review was undertaken to identify systematically produced referral guidelines that provide recommendations for one or more of the remaining 13 scenarios.
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