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Related Concept Videos

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...
Blood Studies for Cardiovascular System III: Serum Lipid Profile01:25

Blood Studies for Cardiovascular System III: Serum Lipid Profile

Understanding serum lipids is crucial for maintaining cardiovascular health and preventing heart disease and stroke.
Serum lipids are fats and fatty substances in the blood and are crucial for various bodily functions, including energy storage, cellular structure, and hormone production. Serum lipids consist of cholesterol, triglycerides, and phospholipids.
Cholesterol is a soft, fat-like substance found in all body cells. It is crucial for producing hormones, vitamin D, and substances that aid...
Chronic Kidney Disease II: Clinical Manifestations01:24

Chronic Kidney Disease II: Clinical Manifestations

Chronic Kidney Disease (CKD) progressively impairs multiple body systems due to the accumulation of uremic toxins, which disrupt cellular functions across various organs.Neurologic symptomsNeurologic symptoms often arise early in CKD, as uremic toxin buildup drives changes in cognitive and motor functions. Patients frequently experience fatigue, headache, confusion, difficulty concentrating, and, in severe cases, seizures. Peripheral neuropathy commonly manifests as burning sensations in the...
Peripheral Artery Disease I: Introduction01:30

Peripheral Artery Disease I: Introduction

Peripheral artery disease (PAD) predominantly results from atherosclerosis, which involves the accumulation of fatty deposits, or plaques, within the walls of arteries. This causes them to narrow and harden, significantly reducing blood flow. PAD predominantly affects the legs, particularly the arteries supplying the thighs and calves. In rare cases, it may involve other arteries, including those in the arms.Etiology of PAD:The principal cause of PAD is atherosclerosis, which results from fatty...
Metastasis02:30

Metastasis

Metastasis is the spread of cancer cells from the original site to distant locations in the body. Cancer cells can spread via blood vessels (hematogenous) as well as lymph vessels in the body.
Epithelial-to-Mesenchymal Transition
The epithelial-to-mesenchymal transition or EMT is a developmental process commonly observed in wound healing, embryogenesis, and cancer metastasis. EMT is induced by transforming growth factor-beta (TGF-β) or receptor tyrosine kinase (RTK) ligands, which further...
Cholecystitis01:20

Cholecystitis

Cholecystitis is inflammation of the gallbladder, most commonly caused by obstruction of the cystic duct. This blockage prevents bile from draining, leading to gallbladder distension, inflammation, and potentially serious complications. This condition may present acutely or chronically and can happen with or without gallstones.EtiologyAbout 95% of cholecystitis cases are calculous, caused by gallstones blocking the cystic duct, leading to bile accumulation and inflammation of the gallbladder...

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Exploring the Regulation of Lipid Droplet Catabolism through Lipophagy
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Malignancy-associated dyslipidemia.

Agata Bielecka-Dąbrowa1, Simon Hannam, Jacek Rysz

  • 1Department of Hypertension, Medical University of Lodz, Poland.

The Open Cardiovascular Medicine Journal
|June 11, 2011
PubMed
Summary

Cholesterol and triglycerides are vital lipids involved in cell function and integrity. Their complex relationship with cancer, including both protective and risk factors, remains under investigation.

Keywords:
Cancercholesteroldyslipidemiastatins.

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Uptake of New Lipid-coated Nanoparticles Containing Falcarindiol by Human Mesenchymal Stem Cells

Published on: February 9, 2019

Area of Science:

  • Biochemistry
  • Oncology
  • Lipid Metabolism

Background:

  • Lipids, including cholesterol and triglycerides, are crucial for cell integrity and physiological functions.
  • Altered lipid metabolism is increasingly recognized as a potential factor in cancer development and progression.
  • The precise mechanisms linking lipids to malignancy are complex and not fully understood.

Purpose of the Study:

  • To explore the multifaceted role of cholesterol and triglycerides in cancer.
  • To review the current understanding of lipid metabolism alterations in malignant diseases.
  • To discuss the controversial relationship between lipid profiles and cancer risk/progression.

Main Methods:

  • Literature review of studies investigating lipid profiles in cancer patients.
  • Analysis of research on cholesterol synthesis pathways and tumorigenesis.
  • Examination of data on the impact of cancer and its therapies on lipid metabolism.

Main Results:

  • Cholesterol and triglycerides are essential for cell integrity, but their dysregulation is linked to cancer.
  • Cholesterol synthesis pathways can generate tumorigenic compounds and serve as a precursor for cancer-associated hormones.
  • Both decreased (hypolipidemia) and increased (hypercholesterolemia) lipid levels have been associated with malignancy, indicating a complex relationship.
  • Antineoplastic therapies can significantly alter lipid profiles, and lipid-lowering drugs may influence malignancy.

Conclusions:

  • The association between lipids and cancer is intricate, involving lipid's role in cell structure, hormone synthesis, and potential tumorigenic pathways.
  • Further research is needed to elucidate the controversial mechanisms underlying hypolipidemia and hypercholesterolemia in various cancers.
  • Understanding the bidirectional influence between cancer, its treatments, and lipid metabolism is critical for clinical management.