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麻黄碱对大鼠卵巢组织影响的生化和免疫组织化学检查。

Biochemical and immunohistochemical examination of the effects of ephedrine in rat ovary tissue.

机构信息

Diyarbakir Memorial Hospital - Division of Gynecology and Obstetrics - Diyarbakir, Turkey.

Private Medical Practice - Division of Gynecology and Obstetrics - Diyarbakir, Turkey.

出版信息

Acta Cir Bras. 2023 May 1;38:e381523. doi: 10.1590/acb381523. eCollection 2023.

Abstract

PURPOSE

It was aimed to investigate the biochemical and immunohistochemical effects of ephedrine (EPH) in bilateral ovariectomized rats.

METHODS

Twenty-four Sprague Dawley female rats were divided into three groups: control group: The abdomen was opened and closed without any treatment; ischemia-reperfusion (IR) group: 2 h of ischemia followed by 2 h of reperfusion were allowed to cause IR injury; IR+EPH group: oral EPH solution (5 mg/kg) was administered for 28 days.

RESULTS

Biochemical parameters were statistically significant in group comparisons. Increased interleukin-6 (IL-6) expression, degenerative preantral and antral follicle cells and inflammatory cells around blood vessels were seen in IR group. Negative IL-6 expression was observed in seminal epithelial cells, preantral and antral follicle cells in IR+EPH group. While caspase-3 activity increased in granulosa cells and stromal cells in IR group, caspase-3 expression was negative in preantral and antral follicle cells in the germinal epithelium and cortex in IR+EPH group.

CONCLUSIONS

The effect of apoptosis, which occurs with the signaling that starts in the cell nucleus, caused the cessation of the stimulating effect at the nuclear level after EPH administration, and a decrease in the antioxidative effect in IR damage and inflammation in the apoptotic process.

摘要

目的

研究麻黄碱(EPH)对双侧卵巢切除大鼠的生化和免疫组织化学影响。

方法

将 24 只 Sprague Dawley 雌性大鼠分为三组:对照组:仅打开腹部但不做任何处理;缺血再灌注(IR)组:进行 2 小时缺血,然后再灌注 2 小时,以造成 IR 损伤;IR+EPH 组:口服 EPH 溶液(5mg/kg),连续 28 天。

结果

生化参数在组间比较中有统计学意义。IR 组中观察到白细胞介素-6(IL-6)表达增加、退化的前腔和腔前卵泡细胞以及血管周围的炎症细胞。IR+EPH 组中,精子上皮细胞、前腔和腔前卵泡细胞的 IL-6 表达为阴性。IR 组中颗粒细胞和基质细胞中的半胱氨酸天冬氨酸蛋白酶-3(caspase-3)活性增加,而在 IR+EPH 组中,生殖上皮和皮质中的前腔和腔前卵泡细胞中的 caspase-3 表达为阴性。

结论

凋亡的作用是由细胞核内开始的信号引起的,EPH 给药后,在核水平的刺激作用停止,并且在凋亡过程中,IR 损伤和炎症的抗氧化作用降低。

https://cdn.ncbi.nlm.nih.gov/pmc/blobs/9849/10158848/4361daa7cc3c/1678-2674-acb-38-e381523-gf01.jpg

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