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Related Concept Videos

Glucose Transporters01:27

Glucose Transporters

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Glucose transporters facilitate the transport of glucose across the cell membrane. In addition to glucose, some glucose transporters can also aid the movement of other hexoses such as fructose, mannose, and galactose.
Facilitated diffusion-glucose transporters (GLUTs) are encoded by the solute-linked carrier (SLC) family 2, subfamily A gene family, or SLC2A. The 14 GLUT protein members are distributed into three classes:
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Overview of Carbohydrate Metabolism01:19

Overview of Carbohydrate Metabolism

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Carbohydrate metabolism is a fundamental biochemical process that ensures a constant supply of energy to living cells. The most important carbohydrate is glucose, which can be broken down via glycolysis to enter into the Krebs cycle and eventually lead to the production of ATP through oxidative phosphorylation.
Glucose transport into cells is facilitated by a family of transport proteins called GLUT (Glucose Transporters). GLUT4 is the primary glucose transporter for insulin-stimulated glucose...
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Diabetes: Symptoms, Diagnosis, and Complications01:15

Diabetes: Symptoms, Diagnosis, and Complications

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For most patients, experiencing several weeks of polyuria, polydipsia, fatigue, and significant weight loss may indicate the presence of diabetes. Furthermore, adults displaying the phenotypic appearance of type 2 diabetes (particularly those who are obese and not initially insulin-requiring), may have islet cell autoantibodies, suggesting autoimmune-mediated β cell destruction and a diagnosis of latent autoimmune diabetes of adults (LADA). The categorization of glucose homeostasis is...
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Pathophysiology of Diabetes01:20

Pathophysiology of Diabetes

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Diabetes mellitus is a chronic metabolic disorder characterized by hyperglycemia. The four categories of diabetes are type 1 diabetes, type 2 diabetes, other specific types of diabetes, and gestational diabetes.
Type 1 diabetes is characterized by autoimmune-mediated destruction of pancreatic β cells, with environmental factors potentially triggering this process in genetically susceptible individuals. Despite many not having a family history, certain genes increase susceptibility,...
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Inborn Errors of Metabolism01:20

Inborn Errors of Metabolism

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Phenylketonuria (PKU) is a protein metabolism disorder characterized by high blood levels of the amino acid phenylalanine. This results from a mutation in the gene responsible for phenylalanine hydroxylase, an enzyme that converts phenylalanine into tyrosine. When this enzyme is deficient, phenylalanine builds up in the blood, leading to symptoms such as vomiting, rashes, seizures, growth deficiency, and severe mental retardation. An early diagnosis and a diet restricting phenylalanine intake...
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Hypoglycemia and Glucagon01:15

Hypoglycemia and Glucagon

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Without prolonged fasting, healthy individuals maintain blood glucose levels above 3.5 mM due to a well-adapted neuroendocrine counterregulatory system that effectively prevents acute hypoglycemia, a potentially life-threatening condition. The primary clinical scenarios for hypoglycemia encompass diabetes treatment, inappropriate production of endogenous insulin or insulin-like substances by tumors, and the use of glucose-lowering agents in non-diabetic individuals. Notably, hypoglycemia in the...
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Related Experiment Video

Updated: Jun 18, 2025

Author Spotlight: Investigating the Blood Glucose Homeostasis in Murine Brain Using a Cost-Effective Hyperglycemic And Hypoglycemic Clamp Technique
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Author Spotlight: Investigating the Blood Glucose Homeostasis in Murine Brain Using a Cost-Effective Hyperglycemic And Hypoglycemic Clamp Technique

Published on: January 26, 2024

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Glucose Disorders.

Juan A Perez1

  • 1Department of Family and Community Medicine Residency Program, Penn State Health-St. Joseph Hospital, 145 N. 6th Street, 2nd floor, Reading, PA 19601, USA.

Primary Care
|July 27, 2024
PubMed
Summary
This summary is machine-generated.

Glucose disorders, including diabetes mellitus, are common endocrine conditions viewed as a spectrum. Numerous treatments target various pathways, offering comprehensive management for hyperglycemia and hypoglycemia.

Keywords:
Atypical antipsychoticsCushing’sDiabetes mellitus type 1Diabetes mellitus type 2Gestational diabetes mellitusInsulin resistanceLADAMODY

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Area of Science:

  • Endocrinology
  • Metabolic Disorders
  • Primary Care Medicine

Background:

  • Glucose disorders represent the most prevalent endocrine conditions encountered in primary care.
  • These conditions often overlap, suggesting a spectrum rather than distinct diseases.
  • The complexity necessitates a nuanced understanding beyond isolated diagnoses.

Purpose of the Study:

  • To provide an overview of the current landscape of glucose disorders in primary care.
  • To highlight the spectrum of conditions and available therapeutic strategies for diabetes mellitus.
  • To discuss factors contributing to secondary hyperglycemia and hypoglycemia.

Main Methods:

  • Review of current literature on glucose metabolism and endocrine disorders.
  • Analysis of therapeutic targets for diabetes mellitus.
  • Identification of secondary causes of glucose dysregulation.

Main Results:

  • Diabetes mellitus management involves diverse agents targeting gluconeogenesis, insulin sensitivity, insulin secretion, renal glucose excretion, carbohydrate absorption, and the incretin system.
  • Secondary hyperglycemia or hypoglycemia can arise from various endocrine conditions, medications, and physiological stress.
  • Genetic enzyme deficiencies account for a small subset of glucose disorders.

Conclusions:

  • Glucose disorders require a spectrum-based approach in primary care.
  • A wide array of pharmacologic interventions exists for diabetes mellitus, addressing multiple pathophysiological pathways.
  • Recognizing secondary causes and contributing factors is crucial for effective glucose management.