相关实验视频
Updated: Jul 8, 2025

05:16
Sleeve Gastrectomy in Mice using Surgical Clips
Published on: November 14, 2020
6.7K
减肥手术后激素变化的重要性
Ethan Slouha1, Enas M Elkersh2, Allison Shay2
1Anatomical Sciences, School of Medicine, St. George's University, True Blue, GRD.
Cureus
|December 20, 2023
概括
减肥手术显著改变食欲激素,有助于减肥. 与其他手术相比,Roux-en-Y胃绕道 (RYGB) 显示了与其他手术相比,对于持续的体重控制最有利的激素变化.
科学领域:
- 内分泌学 在内分泌学.
- 代谢手术 代谢手术
- 肥胖医学 肥胖医学
背景情况:
- 肥胖率的上升与糖尿病和心血管疾病等并发症的增加相关.
- 传统的减肥方法 (饮食,运动) 面临着患者的低服从.
- 减肥手术为显著减肥和BMI优化提供了更有效的解决方案.
研究的目的:
- 为了评估影响食欲,血糖控制和脂肪代谢的荷尔蒙变化,在减肥手术后.
- 为了比较不同减肥手术对关键体重调节激素的影响.
- 为了将荷尔蒙变化与整体减肥效率相关联.
主要方法:
- 在减肥手术前后对激素水平 (格列林,胰岛素,瘦素,GLP-1,PYY,阿迪波内克丁) 的比较分析.
- 评估突出的手术:Roux-en-Y胃绕道 (RYGB),袖子胃切除术 (SG) 和双胞胎切换 (BPD-DS) 的胆胰腺转移.
- 激素特征与手术减肥结果的相关性.
主要成果:
- 鲁克斯-en-Y胃绕道 (RYGB) 证明了最显著的抑制格林素,胰岛素和瘦素,持续增加PYY和GLP-1.
- 袖子胃切除术 (SG) 显示了与RYGB相似的荷尔蒙趋势,但影响不那么明显.
- 双胞胎切换 (BPD-DS) 的双胞胎胰腺转移成功率很高,但由于副作用存在有限的数据,观察到的荷尔蒙变化不如RYGB.
结论:
- 减肥手术对食欲调节激素有深远的影响,有助于成功减肥.
- 在优化体重管理的荷尔蒙平衡方面,RYGB似乎最有效.
- 需要进一步的研究,以充分了解各种减肥手术的荷尔蒙机制和长期影响,特别是BPD-DS.
相关概念视频
Hormonal Regulation
43.5K
Hormones regulate a significant portion of digestion through activation of the neuroendocrine system. The neuroendocrine system of digestion contains many different hormones all with multiple functions that are both, directly and indirectly, involved in digestion.
43.5K
Major Hormones and Their Functions
410
Hormones, the biochemical messengers produced by endocrine glands, are pivotal in regulating bodily functions and maintaining homeostasis. Each hormone's balance is crucial; imbalances can lead to significant physiological disruptions. Major hormones include oxytocin, cortisol, epinephrine, estrogen, testosterone, thyroxine, growth hormone, insulin, and glucagon.
Oxytocin, produced in the hypothalamus and released by the pituitary gland, plays a role in social bonding, childbirth, and...
Oxytocin, produced in the hypothalamus and released by the pituitary gland, plays a role in social bonding, childbirth, and...
410
Target Cell Response to Hormones
3.1K
Hormones intricately bind to receptors on the surface or within target cells, initiating a cascade of cellular responses.
Notably, the cellular response can be regulated by altering the number of receptors expressed in the cell. For example, prolonged exposure to elevated hormone levels results in a gradual decline or down-regulation in the number of receptors for that specific hormone on the cell surface. Conversely, in response to low hormone levels, cells may use up-regulation, producing an...
Notably, the cellular response can be regulated by altering the number of receptors expressed in the cell. For example, prolonged exposure to elevated hormone levels results in a gradual decline or down-regulation in the number of receptors for that specific hormone on the cell surface. Conversely, in response to low hormone levels, cells may use up-regulation, producing an...
3.1K
Hormones Regulating Blood Glucose
3.4K
Insulin is released by beta cells of the pancreas when blood glucose levels are high. It facilitates glucose absorption and utilization in insulin-dependent cells with insulin receptors on their plasma membranes. Insulin promotes glucose uptake by increasing the number of glucose transport proteins in the cell membrane, allowing glucose to enter the cell. As a result, glucose utilization and ATP production are enhanced.
In addition to accelerating glucose uptake and utilization, insulin has...
In addition to accelerating glucose uptake and utilization, insulin has...
3.4K
Regulation of Hormone Secretion
3.4K
Regulation of hormone secretion is a finely tuned orchestration driven by various types of stimuli, encompassing neural, humoral, and hormonal signals. Environmental cues instigate neural stimuli, where action potentials traverse nerve fibers to reach their designated targets. An illustrative scenario is the body's response to stress, wherein the sympathetic nervous system releases epinephrine from the adrenal glands, inducing the well-known 'fight or flight' reaction.
Humoral...
Humoral...
3.4K
Signs of Puberty
362
Puberty is a critical phase, typically beginning between the ages of 8 and 13 in girls and 9 and 14 in boys, though timing can vary based on genetics, environmental factors, and overall health. This period is characterized by the development of secondary sexual characteristics and the attainment of reproductive potential. Endocrine changes underpin puberty, with hormonal surges of Luteinizing Hormone (LH) and Follicle-Stimulating Hormone (FSH) instigated by Gonadotropin-Releasing Hormone (GnRH)...
362

