相关实验视频

Updated: May 26, 2025

In Ovo Intravascular Injection in Chicken Embryos

In Ovo Intravascular Injection in Chicken Embryos

Published on: June 3, 2022

通过BMP信号的抑制FOXO3有助于不同原始生殖细胞在层和肉之间的增殖†

Yuxiao Ma¹, Lu Meng¹, Jiahui Wei¹

¹Shandong Provincial Key laboratory for Livestock Germplasm Innovation & Utilization, College of Animal Science, Shandong Agricultural University, Taian, China.

Biology of reproduction

|February 23, 2025

概括

为蛋生产而养的与原始生殖细胞 (PGC) 数量有关. 由于特定的基因调节, Layers 具有比肉更多的 PGC,为改善产卵性能提供了洞察力.

科学领域:

动物科学动物科学
发展生物学发展生物学
遗传学是一个遗传学.

背景情况:

家是为高蛋或肉类生产而被选择性地养的,影响了诸如产卵效率等特征.
雌性原始生殖细胞 (PGC) 对于卵形成至关重要,它们的种群大小决定了母的卵巢储备.

研究的目的:

为了研究PGC增殖和层和肉之间的数量差异.
确定调节PGC生长的分子机制及其对生殖表现的影响.

主要方法:

在层和肉之间对PGC转录组进行比较分析.
在体内和体外实验中评估特定基因 (FOXO3,BMP信号传导,AKT) 在PGC增殖中的作用.

主要成果:

层表现出更大的PGC扩散和更高的PGC数量比半变化前的 brojlers.
肉的FOXO3表达高于肉,抑制PGC增殖,而层层的BMP信号抑制FOXO3活动.
层中BMP信号的增加和FOXO3活动的减少促进了PGC的扩散,导致PGC种群的增加.

结论:

揭示了控制卵巢中PGC生长的分子机制.
通过增强PGC增殖,提供了提高蛋产卵性能的潜在目标.

关键词:

细胞的增殖细胞的增殖.这些都是肉肉.基因调节基因调节基因调节原始的生殖细胞.

更多相关视频

In Vitro Differentiation of Human Pluripotent Stem Cells into Trophoblastic Cells

In Vitro Differentiation of Human Pluripotent Stem Cells into Trophoblastic Cells

Published on: March 16, 2017

A Rapid In Vivo Bioassay for Developmentally Active Enhancers

A Rapid In Vivo Bioassay for Developmentally Active Enhancers

相关概念视频

Abnormal Proliferation

Abnormal Proliferation

Under normal conditions, most adult cells remain in a non-proliferative state unless stimulated by internal or external factors to replace lost cells. Abnormal cell proliferation is a condition in which the cell's growth exceeds and is uncoordinated with normal cells. In such situations, cell division persists in the same excessive manner even after cessation of the stimuli, leading to persistent tumors. The tumor arises from the damaged cells that replicate to pass the damage to the...