Roles of lipocalin 2 and adiponectin in iron overload cardiomyopathy

Natthaphat Siri-Angkul1,2,3, Siriporn C Chattipakorn1,3,4, Nipon Chattipakorn1,2,3

  • 1Faculty of Medicine, Cardiac Electrophysiology Research and Training Center, Chiang Mai University, Chiang Mai, Thailand.

Insights

Thalassemia patients develop iron overload cardiomyopathy due to increased iron burden. This review explores lipocalin 2 and adiponectin

Area of Science:

  • Cardiovascular Medicine
  • Hematology
  • Biochemistry

Background:

  • Thalassemia, a common genetic disorder, leads to iron overload from ineffective erythropoiesis, hemolysis, and transfusions.
  • Iron overload cardiomyopathy is a severe complication and leading cause of mortality in thalassemia patients.
  • Key mechanisms involve cellular iron mishandling, chronic inflammation, and oxidative stress.

Purpose of the Study:

  • To investigate the roles of lipocalin 2 and adiponectin in iron overload cardiomyopathy.
  • To provide a comprehensive overview of current research on these molecules in thalassemia.

Main Methods:

  • Comprehensive review of in vitro and in vivo studies.
  • Analysis of clinical studies in thalassemia patients.

Main Results:

  • Lipocalin 2, an iron-transporting protein, and adiponectin, an anti-inflammatory adipokine, show potential roles in iron overload cardiomyopathy.
  • Summarizes findings from experimental and clinical investigations.

Conclusions:

  • Lipocalin 2 and adiponectin are emergent molecules requiring further investigation in iron overload cardiomyopathy.
  • Understanding their impact is crucial for managing cardiac complications in thalassemia.

Related Concept Videos

Blood Studies for Cardiovascular System II: CRP, Hcy, and Cardiac Natriuretic Peptide Markers01:19

Blood Studies for Cardiovascular System II: CRP, Hcy, and Cardiac Natriuretic Peptide Markers

Cardiac biomarkers are critical in diagnosing, prognosing, and managing cardiovascular diseases. Routine measurement of specific biomarkers such as B-type natriuretic peptide (BNP), C-reactive protein (CRP), and homocysteine (Hcy) is common practice in clinical settings to evaluate heart function and predict cardiovascular events.
These markers indicate stress or strain on the heart muscle:
Natriuretic Peptides (BNP)
Cardiac myocytes produce these hormones in response to ventricular stretching...
619
Cardiomyopathy IV: Restrictive Cardiomyopathy01:29

Cardiomyopathy IV: Restrictive Cardiomyopathy

Restrictive cardiomyopathy (RCM) is a rare heart muscle disease characterized by impaired ventricular filling due to stiffened ventricular walls, leading to significant diastolic dysfunction.EtiologyRestrictive cardiomyopathy can arise from both inherited and acquired diseases, many of which are systemic. It is categorized into four main types: infiltrative, storage, non-infiltrative, and endomyocardial diseases.Infiltrative diseases, such as amyloidosis, lead to RCM by depositing amyloid...
611
Cardiomyopathy II: Dilated Cardiomyopathy01:30

Cardiomyopathy II: Dilated Cardiomyopathy

Dilated cardiomyopathy, or DCM, is a progressive myocardial disorder characterized by ventricular chamber dilation and contractile dysfunction.EtiologyVarious factors can cause DCM, including hypertension and heavy alcohol intake, which contribute to the weakening and enlargement of the heart muscle. Viral infections, such as Coxsackievirus B, adenoviruses, and influenza, can lead to DCM by causing inflammation and damage to heart tissue. Certain chemotherapeutic agents, including daunorubicin,...
605
Heart Failure II: Pathophysiology01:29

Heart Failure II: Pathophysiology

Systolic Heart Failure and Compensatory MechanismsSystolic heart failure (also termed HFrEF, Heart Failure with Reduced Ejection Fraction) is the most prevalent type of heart filure. It results in a decreased volume of blood being pumped from the ventricle. The aortic arch and carotid sinuses have baroreceptors that detect reduced blood pressure, triggering the sympathetic nervous system (SNS) to release epinephrine and norepinephrine. Initially, this response aims to boost heart rate and...
1.0K
Cardiomyopathy VI: Nursing Management01:29

Cardiomyopathy VI: Nursing Management

Assessment: Nursing management of patients with cardiomyopathy begins with a thorough assessment of the patient's history, including a family history of cardiomyopathy or sudden cardiac death, personal history of heart disease, hypertension, diabetes, and any alcohol consumption or drug use.During the physical examination, assess vital signs, look for signs of heart failure (such as edema, jugular venous distention, and cyanosis), auscultate for abnormal heart sounds (like murmurs and gallops),...
375
Cardiomyopathy III: Hypertrophic Cardiomyopathy01:29

Cardiomyopathy III: Hypertrophic Cardiomyopathy

Hypertrophic cardiomyopathy, or HCM, is an autosomal dominant genetic disorder characterized by asymmetric left ventricular hypertrophy without ventricular dilation. It is more common in men and is typically diagnosed in young, athletic adults.EtiologyHCM is primarily genetic and is caused by mutations in genes encoding sarcomeric proteins. Researchers have identified over 1400 mutations across at least 11 different genes. Among these, the most frequently occurring mutations are found in the...
539