相关实验视频

Updated: Jan 16, 2026

Human Blastocyst Biopsy and Vitrification

Human Blastocyst Biopsy and Vitrification

Published on: July 26, 2019

皮奥格利塔 (PIO) 通过协调的AQP3介导脱水和抗氧化剂防御来增强胚胎囊玻璃化结果

Kai-Yan Zhang¹, Cai-Yu Wang¹, Jing Guo¹

¹Key Laboratory of the Animal Production, Product Quality and Security, Ministry of Education, Jilin Agricultural University, Changchun, Jilin, China; Jilin Provincial Key Laboratory of Beef Cattle Germplasm Resources Conservation and Utilization, Jilin Agricultural University, Changchun, Jilin, China; Jilin Provincial International Joint Research Center of Animal Breeding and Reproduction Technology, Jilin Agricultural University, Changchun, Jilin, China.

|September 27, 2025

概括

抗糖尿病药物皮奥格利塔 (PIO) 通过上调水素-3 (AQP3) 来增强胚胎冷保存,促进细胞脱水和减少氧化应激. 这种双重作用显著提高了小鼠和牛胚胎的解后生存率.

科学领域:

生殖生物学生殖生物学
低温生物学低温生物学
药理学药理学是指药理学的学科.

背景情况:

胚胎囊冷保存受到来自布拉斯托科尔液体的冰晶形成的阻碍.
水素-3 (AQP3) 的过度表达增强了冷耐受性,但缺乏临床调节剂.
抗糖尿病药物皮奥格利塔 (PIO) 可能通过AQP3调节诱导细胞脱水.

研究的目的:

调查皮奥格利塔 (PIO) 作为药理学调节剂的潜力,以改善胚胎囊冷保存.
阐明PIO增强低温耐受性的机制,重点关注AQP3介导的流体运输和抗氧化防御.

主要方法:

小鼠和牛胚囊细胞被用PIO在高透溶液中治疗.
评估了囊胚体积的变化,AQP3表达,活性氧物种 (ROS),谷氨 (GSH),线粒体膜潜力 (ΔΨm) 和DNA损伤标志物.
对PIO治疗和对照组的解后生存率进行了评估.

主要成果:

PIO治疗显著减少了小鼠胚胎囊 (25.95%) 和高调 AQP3 (2.6倍),从而改善了解后的存活率 (95%与82.5%对照).
PIO减少了ROS和DNA损伤,同时增加了GSH和线粒体潜力.
这些有益效应在牛胚胎囊中得到保留,证明了跨物种适用性.

结论:

皮奥格利塔 (PIO) 作为一种双功能的冷辅助剂,促进AQP3介导的水流量,增强抗氧化防御.
重用PIO提供了一个易于应用的策略,以优化动物胚胎玻璃化协议.
这种方法有望为辅助生殖技术的标准化改进提供希望.

关键词:

在AQP3中,AQP3是AQP3.胚胎细胞囊 (Blastocyst) 是一种细胞囊.皮奥·皮奥·皮奥 (PIOIO) 是一个国际货币基金组织.玻璃化是一种玻璃化过程.

更多相关视频

Morphometric Protocol for the Objective Assessment of Blastocyst Behavior During Vitrification and Warming Steps

Morphometric Protocol for the Objective Assessment of Blastocyst Behavior During Vitrification and Warming Steps

Published on: February 28, 2019

Modified MicroSecure Vitrification: A Safe, Simple and Highly Effective Cryopreservation Procedure for Human Blastocysts

Modified MicroSecure Vitrification: A Safe, Simple and Highly Effective Cryopreservation Procedure for Human Blastocysts

Published on: March 2, 2017

相关概念视频

In Vitro Fertilization

In Vitro Fertilization

In vitro fertilization (IVF) is a form of assisted reproductive technology where an egg is fertilized with sperm in a controlled laboratory environment before transferring the resulting embryo into the uterus. This process is designed to help individuals and couples experiencing difficulties conceiving.
The IVF process begins with ovarian stimulation, during which reproductive endocrinologists prescribe hormonal medications to stimulate the ovaries to produce multiple eggs instead of the single...