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Related Concept Videos

Cholesterol: Significance and Regulation01:29

Cholesterol: Significance and Regulation

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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...
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Synthesis and Regulation of Thyroid Hormones01:20

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Low blood levels of the thyroid hormones — triiodothyronine (T3) and thyroxine (T4) — signal the hypothalamus to release the thyrotropin-releasing hormone (TRH). TRH then reaches the pituitary gland and stimulates the release of thyroid-stimulating hormone(TSH) into the bloodstream.
Upon reaching the thyroid gland, TSH stimulates the follicular cells' active uptake of iodide ions from the blood. The ions diffuse to the apical surface of the cells and are oxidized to iodine. The...
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Lipids: Dietary Sources and Requirements01:18

Lipids: Dietary Sources and Requirements

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Lipids are an essential component of a balanced human diet. Triglycerides, which make up the majority of dietary lipids, are found in both saturated fats—commonly present in meat, dairy products, and certain tropical plants like coconut, and hydrogenated oils such as margarine and baking shortenings (trans fats)—and unsaturated fats, which are abundant in seeds, nuts, olive oil, and most vegetable oils. The main sources of cholesterol include egg yolks, various meats and organ...
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Functions of Thyroid Hormones01:18

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The thyroid hormone (TH) plays a pivotal role in the intricate orchestration of physiological processes, exerting profound effects on development, metabolism, and homeostasis throughout different life stages.
TH is indispensable for the normal development and maturation of the skeletal, muscular, and nervous systems during fetal and childhood growth. It facilitates bone mineral turnover and regulates protein synthesis in developing tissues, contributing significantly to overall growth and...
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Lipid-Lowering Drugs: Statins and Miscellaneous Agents01:20

Lipid-Lowering Drugs: Statins and Miscellaneous Agents

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Hyperlipidemia, a medical condition often referred to as high cholesterol, is characterized by abnormally elevated levels of lipids in the bloodstream. When present in excess, these lipids, specifically cholesterol and triglycerides, can lead to serious health complications, often involving cardiovascular diseases. Illnesses like atherosclerosis, heart attacks, and pancreatitis have all been linked to untreated hyperlipidemia. This means controlling and regulating cholesterol and triglyceride...
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The Thyroid Gland01:23

The Thyroid Gland

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The thyroid gland is a small, butterfly-shaped gland located in the neck and covers the anterior surface of the trachea. The gland has two lateral lobes connected by a thin tissue mass called the isthmus. Internally, each lobe comprises many small spherical structures known as thyroid follicles, surrounded by a network of blood vessels.
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Related Experiment Video

Updated: Jan 2, 2026

Cholesterol Efflux Assay
07:54

Cholesterol Efflux Assay

Published on: March 6, 2012

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Thyroid Dysfunction and Cholesterol Gallstone Disease.

Irina Kube1, Denise Zwanziger1

  • 1Department of Endocrinology, Diabetes and Metabolism, University of Duisburg-Essen, Essen, Germany.

Experimental and Clinical Endocrinology & Diabetes : Official Journal, German Society of Endocrinology [And] German Diabetes Association
|December 5, 2019
PubMed
Summary
This summary is machine-generated.

Thyroid dysfunction may contribute to cholesterol gallstone disease (CGD) by affecting bile composition and circulation. Understanding this link aids personalized prevention and treatment strategies for this common digestive disorder.

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Enrichment of Mammalian Tissues and Xenopus Oocytes with Cholesterol
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Cholesterol Efflux Assay
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Enrichment of Mammalian Tissues and Xenopus Oocytes with Cholesterol
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Area of Science:

  • Endocrinology
  • Gastroenterology
  • Hepatology

Background:

  • Cholesterol gallstone disease (CGD) affects 10-15% of adults globally, with rising prevalence linked to increased life expectancy and obesity.
  • Established risk factors for CGD include genetic (LITH genes) and environmental determinants.
  • Emerging evidence suggests a correlation between thyroid dysfunction and CGD, though mechanisms remain unclear.

Purpose of the Study:

  • To review current knowledge on the association between thyroid hormone dysfunction and cholesterol gallstone disease.
  • To explore potential mechanisms linking thyroid hormones to CGD pathogenesis, including effects on bile and LITH genes.

Main Methods:

  • Literature review of human and murine studies investigating thyroid dysfunction and CGD.
  • Analysis of evidence regarding thyroid hormone impact on bile flow, composition, and enterohepatic circulation.
  • Examination of thyroid hormone influence on nuclear receptor-regulated LITH genes.

Main Results:

  • Thyroid hormones may influence bile composition, flow, and enterohepatic circulation, potentially contributing to CGD.
  • Evidence suggests thyroid hormones might modulate the expression or activity of LITH genes involved in CGD.
  • The precise molecular mechanisms underlying the thyroid-CGD association require further elucidation.

Conclusions:

  • Thyroid dysfunction is a potential contributing factor to cholesterol gallstone disease.
  • Further research into the interplay between thyroid hormones, bile metabolism, and LITH genes is crucial for understanding CGD.
  • Elucidating these mechanisms could pave the way for personalized prevention and therapeutic approaches to CGD.