Related Experiment Video

Updated: Aug 21, 2026

Characterization of a Novel Human Organotypic Retinal Culture Technique
05:51

Characterization of a Novel Human Organotypic Retinal Culture Technique

Published on: June 9, 2021

[Alpha2-macroglobulin in diabetic disease and in its microangiopathic complications]

A Volpi, P L Piaserico

    Minerva Medica
    |October 13, 1983
    PubMed

    Insights

    Alfa2-macroglobulin levels significantly increase in patients with diabetic microangiopathy. This protein elevation suggests its potential as a biomarker for assessing diabetic microvascular complications.

    Area of Science:

    • Biochemistry
    • Endocrinology
    • Pathophysiology

    Context:

    • Diabetic microangiopathy is a significant complication of diabetes mellitus.
    • Understanding the molecular mechanisms underlying diabetic microangiopathy is crucial for effective management.
    • Alfa2-macroglobulin is a key protease inhibitor with diverse biological functions.

    Purpose:

    • To investigate the role of alfa2-macroglobulin in the pathogenesis of diabetic microangiopathy.
    • To compare alfa2-macroglobulin levels in diabetic patients with and without microangiopathy against healthy controls.

    Summary:

    • A study analyzed alfa2-macroglobulin behavior in diabetic patients (with and without microangiopathy) and healthy individuals.
    • Results indicated a substantial increase in alfa2-macroglobulin levels in diabetic patients exhibiting microangiopathy.
    • This finding highlights a potential link between elevated alfa2-macroglobulin and the development of diabetic microvascular complications.

    Impact:

    • The study suggests that alfa2-macroglobulin dosage could serve as a diagnostic marker for microangiopathic complications in diabetes.
    • This could lead to earlier detection and intervention for diabetic microangiopathy.
    • Further research into alfa2-macroglobulin's specific role may reveal new therapeutic targets.

    More Related Videos

    An Assay to Detect Protection of the Retinal Vasculature from Diabetes-Related Death in Mice04:36

    An Assay to Detect Protection of the Retinal Vasculature from Diabetes-Related Death in Mice

    Published on: January 12, 2024

    Quantification of Diabetes-induced Adherent Leukocytes in Retinal Vasculature05:54

    Quantification of Diabetes-induced Adherent Leukocytes in Retinal Vasculature

    Published on: January 24, 2025

    Related Concept Videos

    Diabetes Mellitus: Type 2 and Gestational01:22

    Diabetes Mellitus: Type 2 and Gestational

    Type 2 diabetes, characterized by insulin resistance, arises when the insulin receptors on cells lose responsiveness to insulin, diminishing the cell's capacity to take up glucose, resulting in elevated blood glucose levels. To receive a diagnosis of Type 2 diabetes, a series of blood glucose tests are necessary to assess whether the blood glucose falls within normal parameters. If the result is out of the normal range, a patient may be diagnosed as prediabetic or diabetic, depending on the...
    Type I Diabetes II: Pathophysiology01:26

    Type I Diabetes II: Pathophysiology

    Type 1 diabetes mellitus arises from an immune-mediated destruction of pancreatic β-cells, resulting in an absolute deficiency of insulin. This process develops in genetically susceptible individuals when autoimmunity, environmental exposures, and immunologic dysregulation converge to trigger a targeted attack on the insulin-producing cells of the pancreas. The β-cells are located within the islets of Langerhans and are essential for regulating blood glucose by facilitating cellular uptake of...
    Type II Diabetes II: Pathophysiology01:24

    Type II Diabetes II: Pathophysiology

    PathophysiologyType 2 diabetes mellitus (T2DM ) is a chronic metabolic disorder characterized by insulin resistance and progressive pancreatic β-cell dysfunction, leading to impaired glucose homeostasis. It results from interactions among genetic predisposition, environmental factors, and metabolic stressors, such as overnutrition and a sedentary lifestyle.Insulin Resistance and Glucose DysregulationEarly T2DM involves insulin resistance in skeletal muscle, adipose tissue, and the liver.
    Type II Diabetes Mellitus III: Clinical Manifestations and Diagnosis01:25

    Type II Diabetes Mellitus III: Clinical Manifestations and Diagnosis

    Type 2 diabetes mellitus develops gradually and is often asymptomatic in early stages.Clinical ManifestationsWhen symptoms appear, they include fatigue, blurred vision, pruritus, delayed wound healing, and recurrent infections, particularly candidal infections. Peripheral neuropathy may present as numbness or tingling in the extremities. Classic hyperglycemia symptoms—polyuria, polydipsia, and polyphagia—are less common. Most patients are overweight and frequently have associated hypertension...
    Diabetic Retinopathy01:27

    Diabetic Retinopathy

    DefinitionDiabetic retinopathy is a microvascular complication of diabetes affecting the retinal blood vessels.Risk FactorsDiabetic retinopathy is present in almost all individuals with type 1 diabetes and more than 60% of those with type 2 diabetes after two decades of disease.The risk increases with poor glycemic control, hypertension, dyslipidemia, smoking, pregnancy, and puberty.Although cataracts and glaucoma are also more frequent in people with diabetes, retinopathy remains the leading...
    Diabetic Nephropathy01:28

    Diabetic Nephropathy

    Definition Diabetic nephropathy is a chronic kidney complication that results from prolonged hyperglycemia.Prevalence It is the most common cause of chronic kidney disease (CKD) and end-stage renal disease (ESRD) worldwide, affecting up to half of individuals with diabetes.Pathophysiology • Sustained hyperglycemia triggers multiple hemodynamic and metabolic changes in the kidney. • Early in the disease, increased renal blood flow and glomerular hyperfiltration occur due to afferent arteriolar...