Jahanbaz Shima, Mosleh Hamid Reza, Taheri Hadise, Mastery Farahani Reza, Karamin Amin, Tahmasebinia Foozhan, Kazemi Mirni Hooman, Abbasi Sama, Hossainpour Mahbobeh, Abbaszadeh Hojjat-Allah
Laser Application in Medical Sciences Research Center, Shahid Beheshti University of Medical Sciences, Tehran, Iran.
Department of Biology and Anatomical Sciences, School of Medicine, Shahid Beheshti University of Medical Sciences, Tehran, Iran.
J Lasers Med Sci. 2025 May 17;16:e12. doi: 10.34172/jlms.2025.12. eCollection 2025.
Spinal cord injury (SCI) often results in severe neurological deficits and secondary complications, including disruptions in female reproductive health. Current treatment options are limited in addressing both neurological recovery and reproductive outcomes. This study investigated the impact of photobiomodulation therapy (PBMT) on spinal cord healing and ovarian health in a female rat model of SCI. in this study 18 rats were divided into three groups (Control, contusion and PBMT) and SCI was induced by a weight drop model. Real-time PCR use for gene expression (GDF9, BMP15 and BMP4), histological analyses for ovarian tissues by hematoxylin and eosin (H&E), cell counting and ovary volume by stereology and estrogen level measured by ELISA kit. Real-time PCR results showed that PBMT treatment significantly reduced inflammation, evidenced by lower levels of tumor necrosis factor alpha (TNF-α), and facilitated tissue repair in the ovary. Additionally, stereology results showed that ovarian assessments revealed improved follicular structure and overall enhancement of ovarian function in the PBMT-treated group compared to the contusion group, and this result is statistically significant. This research highlights the dual benefits of PBMT in supporting neurological recovery and safeguarding reproductive health in female rats following SCI. These findings point to the potential of PBMT as a novel therapeutic approach to improve outcomes for women affected by SCI.
脊髓损伤(SCI)常导致严重的神经功能缺损和继发性并发症,包括女性生殖健康紊乱。目前的治疗选择在解决神经恢复和生殖结局方面都很有限。本研究在雌性大鼠SCI模型中研究了光生物调节疗法(PBMT)对脊髓愈合和卵巢健康的影响。在本研究中,18只大鼠被分为三组(对照组、挫伤组和PBMT组),采用重物坠落模型诱导SCI。使用实时定量聚合酶链反应检测基因表达(生长分化因子9、骨形态发生蛋白15和骨形态发生蛋白4),用苏木精和伊红(H&E)对卵巢组织进行组织学分析,通过体视学进行细胞计数和测量卵巢体积,并用酶联免疫吸附测定试剂盒测量雌激素水平。实时定量聚合酶链反应结果显示,PBMT治疗显著减轻了炎症,表现为肿瘤坏死因子α(TNF-α)水平降低,并促进了卵巢组织修复。此外,体视学结果显示,与挫伤组相比,PBMT治疗组的卵巢评估显示卵泡结构改善,卵巢功能整体增强,且这一结果具有统计学意义。本研究突出了PBMT在支持雌性大鼠SCI后神经恢复和保护生殖健康方面的双重益处。这些发现表明PBMT作为一种新型治疗方法,有可能改善受SCI影响女性的治疗结局。
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