ACSL4-Mediated Ferroptosis and its Biological Functions and Potential Therapeutic Significance in Liver Diseases

Dengke Jia1,2,3, Yaping He4, Hao Wu1,2,3

  • 1Second Clinical Medical College, Lanzhou University, Lanzhou, 730000, China.

PubMed

Insights

Acyl-CoA synthetase long-chain family member 4 (ACSL4) drives ferroptosis in liver disease by accumulating reactive oxygen species and lipid peroxidation. Targeting ACSL4 offers a novel therapeutic strategy for liver illnesses.

Area of Science:

  • Biochemistry
  • Cell Biology
  • Pathology

Background:

  • The liver, a vital metabolic organ, is susceptible to chronic diseases like hepatitis and cancer.
  • Current therapeutic options for liver diseases are limited.
  • Ferroptosis, a form of cell death, is increasingly recognized as a key factor in liver disease progression.

Purpose of the Study:

  • To elucidate the molecular mechanisms of Acyl-CoA synthetase long-chain family member 4 (ACSL4) in ferroptosis.
  • To investigate ACSL4's role in liver disease progression.
  • To highlight ACSL4 as a potential therapeutic target for liver illnesses.

Main Methods:

  • Focus on reviewing and elucidating the regulatory molecular mechanisms of ACSL4.
  • Analysis of ACSL4's involvement in ferroptosis pathways.
  • Examination of ACSL4's impact on liver pathophysiology.

Main Results:

  • Overexpression of ACSL4 promotes ferroptosis by increasing reactive oxygen species (ROS) and lipid peroxidation (LPO).
  • ACSL4 is a critical mediator in the advancement of hepatic ailments.
  • ACSL4's complex role in liver pathophysiology suggests its potential as a therapeutic target.

Conclusions:

  • Targeting ACSL4 may offer a novel therapeutic approach for liver diseases.
  • Further research into ACSL4's molecular mechanisms and clinical implications is warranted.
  • Understanding ACSL4's role provides insights into the molecular basis of liver pathology.

Related Concept Videos

Necrosis01:16

Necrosis

Necrosis is considered as an “accidental” or unexpected form of cell death that ends in cell lysis. The first noticeable mention of “necrosis” was in 1859 when Rudolf Virchow used this term to describe advanced tissue breakdown in his compilation titled “Cell Pathology”.
Morphological Manifestations of Necrosis
Necrotic cells show different types of morphological appearance depending on the type of tissue and infection. In coagulative necrosis, cells become...
6.3K
Lysosomal Hydrolases01:22

Lysosomal Hydrolases

Lysosomes are the site for the degradation of macromolecules and biological polymers released during membrane trafficking events such as secretory, endocytic, autophagic, and phagocytic pathways. The membrane-enclosed area of the lysosome, called the lumen, contains hydrolytic enzymes active in an acidic environment. These acid hydrolases are functional at a pH between 4.5 and 5 and are involved in cellular processes such as cell signaling, energy metabolism, restoration of the plasma membrane,...
4.4K
Effect of Hepatic Disease on Pharmacokinetics: Drug Dosing and Hepatic Blood Flow01:26

Effect of Hepatic Disease on Pharmacokinetics: Drug Dosing and Hepatic Blood Flow

Chronic liver disease significantly impacts drug metabolism due to alterations in hepatic blood flow and enzyme accessibility. This disruption affects the body's pharmacokinetics—the movement and processing of drugs within the system. Key enzymes crucial for metabolizing medications become less accessible, changing how drugs are processed and utilized. Furthermore, liver disease influences the synthesis of plasma proteins, such as albumin and globulins, which play critical roles in drug...
212
Effect of Hepatic Disease on Pharmacokinetics: Pathophysiologic Assessment and Liver Function Test01:22

Effect of Hepatic Disease on Pharmacokinetics: Pathophysiologic Assessment and Liver Function Test

In clinical practice, the direct measurement of hepatic blood flow to evaluate liver function presents significant challenges due to the intricate and specialized nature of the necessary techniques. Consequently, healthcare professionals often rely on empirical estimates derived from thorough patient examinations and liver function tests to gauge liver health. Among the tools at their disposal, the Child–Pugh and MELD scoring systems stand out for their ability to categorize and assess...
180
Liver Physiology01:30

Liver Physiology

The liver, an essential organ in the human body, performs over 200 vital functions that can be broadly categorized into metabolic, hematological, endocrine regulation, and bile production.
Metabolic Regulation:
The liver is the central organ involved in regulating blood composition. It stabilizes blood glucose levels, maintaining them within the range of  70–110 mg/dL. When these levels drop, the liver breaks down glycogen reserves and releases glucose into the bloodstream. It can...
3.5K