相关实验视频

Updated: Sep 17, 2025

White and Brown Adipose Grafts: An Approach to Correct Reproductive, Metabolic, and Renal Deficits in Black and Tan Brachyury (BTBR) Obese Mice
06:16

White and Brown Adipose Grafts: An Approach to Correct Reproductive, Metabolic, and Renal Deficits in Black and Tan Brachyury (BTBR) Obese Mice

Published on: September 9, 2025

51

血清瘦素及其与身体组成,青春期和严重肥胖的新陈代谢的关系

Sabina Galiniak, Marek Biesiadecki, Rafał Podgórski

    Endocrine connections
    |June 30, 2025
    PubMed
    概括

    儿童严重肥胖症涉及瘦素 (LEP) 和其活性形式 (BioLEP). 较高的LEP和BioLEP与脂肪量增加相关,而BioLEP/LEP比率与肥胖儿童的脂质代谢较差有关.

    关键词:
    生物活性勒丁的生物活性.身体构成 身体组成勒普丁是一种素.脂质特征 脂质特征 脂质特征严重的肥胖严重的肥胖

    更多相关视频

    Mechanism of Regulation of Adipocyte Numbers in Adult Organisms Through Differentiation and Apoptosis Homeostasis08:34

    Mechanism of Regulation of Adipocyte Numbers in Adult Organisms Through Differentiation and Apoptosis Homeostasis

    Published on: June 3, 2016

    15.3K
    Segmentation and Measurement of Fat Volumes in Murine Obesity Models Using X-ray Computed Tomography13:09

    Segmentation and Measurement of Fat Volumes in Murine Obesity Models Using X-ray Computed Tomography

    Published on: April 4, 2012

    16.2K

    相关概念视频

    Obesity01:24

    Obesity

    The Body Mass Index (BMI) is a numerical value derived from a person's weight and height, used to categorize individuals into weight ranges. It is calculated using the formula: weight in kilograms divided by height in meters squared. Obesity is a health condition characterized by excessive accumulation of adipose tissue that poses health risks, often diagnosed with a BMI ≥ 30. This excess fat storage occurs when surplus dietary calories are converted into triglycerides and stored in...
    624
    Signs of Puberty01:27

    Signs of Puberty

    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)...
    628
    Regulation of Food Intake01:30

    Regulation of Food Intake

    Short-term regulation of food intake primarily involves neural signals from the gastrointestinal (GI) tract, blood nutrient levels, and GI tract hormones. Communication between the gut and brain via vagal nerve fibers plays a significant role in evaluating the contents of the gut. Clinical studies have shown that protein ingestion produces a more prolonged response in these nerve fibers compared to an equivalent amount of glucose. Additionally, the activation of stretch receptors caused by GI...
    522
    Metabolic States of the Body: Fasting and Starvation01:24

    Metabolic States of the Body: Fasting and Starvation

    During the initial hours of fasting, the body uses up its glycogen stores as an energy source. Once these glycogen reserves are depleted, the body begins breaking down stored triglycerides and structural proteins. During this stage, glycerol becomes a key substrate for gluconeogenesis, while free fatty acids undergo beta-oxidation to provide energy for tissues, such as skeletal muscle. In the fasting state, the body spares protein breakdown as much as possible to conserve muscle and structural...
    1.8K
    Overview of Lipid Metabolism01:24

    Overview of Lipid Metabolism

    Lipid metabolism is a crucial process in the human body that involves the synthesis and degradation of lipids. This process is essential for energy production, cell membrane formation, and hormone production, among other functions.
    Lipolysis: The Breakdown of Lipids:
    Lipolysis is the process of breaking down lipids, particularly triglycerides, into glycerol and fatty acids. This process typically occurs in the adipose tissue and is triggered by various hormones, including glucagon and...
    2.5K
    Cholesterol: Significance and Regulation01:29

    Cholesterol: Significance and Regulation

    Although not a source of energy, cholesterol plays a significant role as a foundational structure for bile salts, steroid hormones, and vitamin D, as well as being a crucial component of plasma membranes. Approximately 15% of blood cholesterol is derived from our diet, with the remainder synthesized from acetyl CoA by the liver and intestines. Cholesterol is eliminated from the body through its conversion into bile salts, which are eventually discarded in the feces.
    Considering cholesterol and...
    697