2-Deoxy-D-glucose: Difference between revisions

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{{Short description|A glucose analog used in medical research and treatment}}
{{Short description|Overview of 2-Deoxy-D-glucose}}
{{Use dmy dates|date=October 2023}}
{{DISPLAYTITLE:2-Deoxy-D-glucose}}


'''2-Deoxy-D-glucose''' ('''2-DG''') is a [[glucose]] analog that has been studied for its potential use in [[cancer]] treatment and [[viral infection]]s. It is a [[deoxy sugar]], meaning it is a sugar molecule that lacks an [[oxygen]] atom at one of its [[hydroxyl group]]s.
== 2-Deoxy-D-glucose ==
[[File:2-Deoxy-D-glucose.png|thumb|right|Chemical structure of 2-Deoxy-D-glucose]]
2-Deoxy-D-glucose (2-DG) is a [[glucose]] [[molecule]] that has been modified by the removal of an oxygen atom from the second carbon. This alteration prevents it from undergoing further glycolysis, making it a useful tool in [[biochemical]] research and a potential therapeutic agent.


==Structure and Properties==
== Chemical Properties ==
2-Deoxy-D-glucose is similar in structure to [[D-glucose]], the naturally occurring form of glucose, but with the [[hydroxyl group]] on the second carbon replaced by a [[hydrogen]] atom. This small change prevents 2-DG from undergoing normal [[glycolysis]], the metabolic pathway that breaks down glucose to produce [[adenosine triphosphate|ATP]].
2-Deoxy-D-glucose is a [[glucose analog]] that differs from normal glucose by the absence of a hydroxyl group at the C-2 position. This structural change is crucial as it inhibits the molecule's ability to proceed through the [[glycolytic pathway]].


==Mechanism of Action==
== Mechanism of Action ==
2-Deoxy-D-glucose acts as a competitive inhibitor of [[hexokinase]], the enzyme that catalyzes the first step of glycolysis. By inhibiting this enzyme, 2-DG disrupts the production of ATP, which is crucial for cell survival and proliferation. This property makes it a potential therapeutic agent in targeting rapidly dividing cells, such as [[cancer cell]]s.
2-DG is taken up by cells via the same transporters as glucose. Once inside the cell, it is phosphorylated by [[hexokinase]] to form 2-deoxy-D-glucose-6-phosphate. However, this compound cannot be further metabolized by [[phosphoglucose isomerase]], leading to an accumulation of 2-DG-6-phosphate and a subsequent decrease in glycolysis and ATP production.


==Medical Applications==
== Applications in Research ==
2-Deoxy-D-glucose is widely used in [[metabolic studies]] to investigate the role of glycolysis in various cellular processes. It is also employed in [[cancer research]] to study the [[Warburg effect]], where cancer cells preferentially utilize glycolysis for energy production even in the presence of oxygen.


===Cancer Treatment===
== Therapeutic Potential ==
2-Deoxy-D-glucose has been investigated as a potential treatment for various types of cancer. Cancer cells often rely heavily on glycolysis for energy production, a phenomenon known as the [[Warburg effect]]. By inhibiting glycolysis, 2-DG can selectively target cancer cells while sparing normal cells that utilize [[oxidative phosphorylation]] for energy.
The ability of 2-DG to inhibit glycolysis has led to its investigation as a potential [[anticancer agent]]. By targeting the altered metabolic pathways in cancer cells, 2-DG may selectively inhibit tumor growth while sparing normal cells.


===Antiviral Activity===
== Safety and Side Effects ==
Research has also explored the use of 2-DG in treating viral infections. Some viruses depend on host cell glycolysis for replication, and 2-DG's ability to inhibit glycolysis may reduce viral replication. Studies have been conducted on its efficacy against viruses such as [[SARS-CoV-2]], the virus responsible for [[COVID-19]].
While 2-DG shows promise in preclinical studies, its use in humans is associated with potential side effects such as hypoglycemia and gastrointestinal discomfort. Further research is needed to fully understand its safety profile and therapeutic window.


==Side Effects and Limitations==
== Related Pages ==
The use of 2-Deoxy-D-glucose in clinical settings is limited by its potential side effects, which can include [[hypoglycemia]], [[nausea]], and [[fatigue]]. Additionally, its effectiveness can vary depending on the type of cancer or virus and the metabolic characteristics of the target cells.
* [[Glycolysis]]
 
==Research and Development==
Ongoing research is focused on improving the efficacy and safety of 2-DG as a therapeutic agent. This includes developing combination therapies with other anticancer or antiviral drugs and exploring its use in different clinical settings.
 
==Related pages==
* [[Glucose metabolism]]
* [[Glucose metabolism]]
* [[Cancer treatment]]
* [[Cancer metabolism]]
* [[Antiviral drug]]
* [[Hexokinase]]
* [[Glycolysis]]
 
==Gallery==
<gallery>
File:2-Deoxy-D-glucose.png|Structure of 2-Deoxy-D-glucose
</gallery>


[[Category:Glucose]]
[[Category:Glucose analogs]]
[[Category:Anticancer drugs]]
[[Category:Biochemistry]]
[[Category:Antiviral drugs]]
[[Category:Experimental cancer treatments]]

Latest revision as of 11:13, 15 February 2025

Overview of 2-Deoxy-D-glucose



2-Deoxy-D-glucose[edit]

Chemical structure of 2-Deoxy-D-glucose

2-Deoxy-D-glucose (2-DG) is a glucose molecule that has been modified by the removal of an oxygen atom from the second carbon. This alteration prevents it from undergoing further glycolysis, making it a useful tool in biochemical research and a potential therapeutic agent.

Chemical Properties[edit]

2-Deoxy-D-glucose is a glucose analog that differs from normal glucose by the absence of a hydroxyl group at the C-2 position. This structural change is crucial as it inhibits the molecule's ability to proceed through the glycolytic pathway.

Mechanism of Action[edit]

2-DG is taken up by cells via the same transporters as glucose. Once inside the cell, it is phosphorylated by hexokinase to form 2-deoxy-D-glucose-6-phosphate. However, this compound cannot be further metabolized by phosphoglucose isomerase, leading to an accumulation of 2-DG-6-phosphate and a subsequent decrease in glycolysis and ATP production.

Applications in Research[edit]

2-Deoxy-D-glucose is widely used in metabolic studies to investigate the role of glycolysis in various cellular processes. It is also employed in cancer research to study the Warburg effect, where cancer cells preferentially utilize glycolysis for energy production even in the presence of oxygen.

Therapeutic Potential[edit]

The ability of 2-DG to inhibit glycolysis has led to its investigation as a potential anticancer agent. By targeting the altered metabolic pathways in cancer cells, 2-DG may selectively inhibit tumor growth while sparing normal cells.

Safety and Side Effects[edit]

While 2-DG shows promise in preclinical studies, its use in humans is associated with potential side effects such as hypoglycemia and gastrointestinal discomfort. Further research is needed to fully understand its safety profile and therapeutic window.

Related Pages[edit]