Effect of Cortexin administration on Kisspeptin and Spexin expression after testicular torsion

Kisspeptin–1 (KISS–1) and Spexin (SPX) are neuropeptides that play crucial roles in metabolism and sexual function, with their expression levels in tissues potentially influenced by antioxidant treatments. This study aimed to investigate the effects of cortexin treatment against ischemia–reperfusio...

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Main Authors: Ahmet Turk, Busra Zencirci, Tuba Ozcan–Metin, Ibrahim Bozgeyik, Abdullah Karadag, Seda Koçak
Format: Article
Language:English
Published: Universidad del Zulia 2025-04-01
Series:Revista Científica
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Online Access:https://produccioncientificaluz.org/index.php/cientifica/article/view/43814
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author Ahmet Turk
Busra Zencirci
Tuba Ozcan–Metin
Ibrahim Bozgeyik
Abdullah Karadag
Seda Koçak
author_facet Ahmet Turk
Busra Zencirci
Tuba Ozcan–Metin
Ibrahim Bozgeyik
Abdullah Karadag
Seda Koçak
author_sort Ahmet Turk
collection DOAJ
description Kisspeptin–1 (KISS–1) and Spexin (SPX) are neuropeptides that play crucial roles in metabolism and sexual function, with their expression levels in tissues potentially influenced by antioxidant treatments. This study aimed to investigate the effects of cortexin treatment against ischemia–reperfusion injury (I/R) resulting from testicular torsion on KISS–1 and SPX levels in testicular tissues. Twenty–eight male Sprague–Dawley, rats, aged 8–10 weeks, were divided into four equal groups: control, torsion, torsion/ detorsion, and torsion/detorsion+cortexin. At the conclusion of the experiment, histopathological and immunohistochemical analyses were performed to assess the expressions of KISS–1, SPX, tumor necrosis factor–alpha (TNF–α), and Caspase–3 in the testicular tissues. For biochemical analyses, total antioxidant status (TAS) and total oxidant status (TOS) levels were measured in serum samples using the ELISA method, while malondialdehyde (MDA) levels were assessed spectrophotometrically in testicular tissues. The results showed that compared to the control group, the torsion and torsion/detorsion groups exhibited significant histopathological damage, along with increased levels of MDA, TOS, Caspase–3, and TNF–α, and decreased levels of TAS, KISS–1, and SPX in the testicular tissues. Conversely, in the torsion+detorsion+cortexin group, which received treatment for reperfusion injury, there was a notable reduction in tissue damage, with decreased levels of MDA, TOS, caspase–3, and TNF–α, alongside increased levels of TAS, KISS, and SPX. Cortexin decreases testicular damage by reducing oxidative stress, increases spermatogenesis by improving seminiferous tubule and germinal epithelial thickness, and regulates KISS–1 and SPX expression, which have effects on the reproductive system.
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spelling doaj-art-0dcab028c3ed4643892a3a2cf7b33dbc2025-08-20T02:20:12ZengUniversidad del ZuliaRevista Científica0798-22592521-97152025-04-0135210.52973/rcfcv-e35554Effect of Cortexin administration on Kisspeptin and Spexin expression after testicular torsionAhmet Turk0Busra Zencirci1Tuba Ozcan–Metin2Ibrahim Bozgeyik3Abdullah Karadag4Seda Koçak5Adiyaman University, Faculty of Medicine, Department of Histology–Embryology. Adiyaman, Türkiye.Adiyaman University, Faculty of Medicine, Department of Anatomy. Adiyaman, Türkiye.Kahramanmaras Sutcu Imam University, Faculty of Medicine, Department of Histology and Embryology. Kahramanmaras, Türkiye.Adiyaman University, Faculty of Medicine, Department of Medical Biology. Adiyaman, Türkiye. Adiyaman University, Faculty of Medicine, Department of Physiology. Adiyaman, Türkiye. Kırşehir Ahi Evran University, Faculty of Medicine, Department of Physiology. Kırşehir, Türkiye. Kisspeptin–1 (KISS–1) and Spexin (SPX) are neuropeptides that play crucial roles in metabolism and sexual function, with their expression levels in tissues potentially influenced by antioxidant treatments. This study aimed to investigate the effects of cortexin treatment against ischemia–reperfusion injury (I/R) resulting from testicular torsion on KISS–1 and SPX levels in testicular tissues. Twenty–eight male Sprague–Dawley, rats, aged 8–10 weeks, were divided into four equal groups: control, torsion, torsion/ detorsion, and torsion/detorsion+cortexin. At the conclusion of the experiment, histopathological and immunohistochemical analyses were performed to assess the expressions of KISS–1, SPX, tumor necrosis factor–alpha (TNF–α), and Caspase–3 in the testicular tissues. For biochemical analyses, total antioxidant status (TAS) and total oxidant status (TOS) levels were measured in serum samples using the ELISA method, while malondialdehyde (MDA) levels were assessed spectrophotometrically in testicular tissues. The results showed that compared to the control group, the torsion and torsion/detorsion groups exhibited significant histopathological damage, along with increased levels of MDA, TOS, Caspase–3, and TNF–α, and decreased levels of TAS, KISS–1, and SPX in the testicular tissues. Conversely, in the torsion+detorsion+cortexin group, which received treatment for reperfusion injury, there was a notable reduction in tissue damage, with decreased levels of MDA, TOS, caspase–3, and TNF–α, alongside increased levels of TAS, KISS, and SPX. Cortexin decreases testicular damage by reducing oxidative stress, increases spermatogenesis by improving seminiferous tubule and germinal epithelial thickness, and regulates KISS–1 and SPX expression, which have effects on the reproductive system. https://produccioncientificaluz.org/index.php/cientifica/article/view/43814Kisspeptin–1SpexinTesticular damageTorsionDetorsion
spellingShingle Ahmet Turk
Busra Zencirci
Tuba Ozcan–Metin
Ibrahim Bozgeyik
Abdullah Karadag
Seda Koçak
Effect of Cortexin administration on Kisspeptin and Spexin expression after testicular torsion
Revista Científica
Kisspeptin–1
Spexin
Testicular damage
Torsion
Detorsion
title Effect of Cortexin administration on Kisspeptin and Spexin expression after testicular torsion
title_full Effect of Cortexin administration on Kisspeptin and Spexin expression after testicular torsion
title_fullStr Effect of Cortexin administration on Kisspeptin and Spexin expression after testicular torsion
title_full_unstemmed Effect of Cortexin administration on Kisspeptin and Spexin expression after testicular torsion
title_short Effect of Cortexin administration on Kisspeptin and Spexin expression after testicular torsion
title_sort effect of cortexin administration on kisspeptin and spexin expression after testicular torsion
topic Kisspeptin–1
Spexin
Testicular damage
Torsion
Detorsion
url https://produccioncientificaluz.org/index.php/cientifica/article/view/43814
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