AICAR

AICAR Research Compound

AICAR, also known as 5-aminoimidazole-4-carboxamide ribonucleoside (AICAr) or acadesine, is a small-molecule adenosine analogue widely used in laboratory research investigating AMP-activated protein kinase (AMPK) and cellular energy metabolism.

AICAR enters cells and can be converted intracellularly to ZMP, an AMP analogue that influences AMPK signaling. This makes AICAR a valuable experimental tool for studying cellular responses to changes in energy availability and metabolic stress.

Pure Axis Peptides offers AICAR as a research-use compound for qualified laboratory and scientific investigations.

What Is AICAR?

AICAR is the commonly used abbreviation for 5-aminoimidazole-4-carboxamide ribonucleoside.

It is a synthetic ribonucleoside analogue that has become one of the most widely used pharmacological tools for experimentally modulating AMPK activity.

Inside cells, AICAR can be phosphorylated to form ZMP, which mimics some effects of AMP and can influence AMPK signaling.

Because AMPK acts as an important cellular energy sensor, AICAR research extends across metabolism, mitochondrial biology, glucose transport, exercise biology and cellular stress.

AICAR and AMPK Research

AMP-activated protein kinase (AMPK) is a major regulator of cellular energy homeostasis.

When cellular energy availability changes, AMPK can alter metabolic pathways to help restore energy balance.

AICAR has been extensively used experimentally to activate AMPK-related signaling and investigate the downstream consequences of AMPK modulation.

Research areas include:

• AMPK signaling
• Cellular energy sensing
• Glucose metabolism
• Fatty-acid metabolism
• Mitochondrial biology
• Metabolic stress
• Exercise-related signaling
• Cellular energy homeostasis

Experimental research has demonstrated that AICAR can activate AMPK in skeletal muscle and influence glucose transport and GLUT4-related pathways.

AICAR and Cellular Energy Metabolism

AMPK functions as an important metabolic sensor that responds to changes in cellular energy status.

Activation of AMPK can influence pathways involved in:

• Glucose utilization
• Fatty-acid oxidation
• Protein synthesis
• Lipid synthesis
• Mitochondrial metabolism
• Cellular energy conservation

AICAR provides researchers with a pharmacological method for experimentally manipulating these pathways.

This makes it particularly useful in cellular models where researchers want to examine how metabolic signaling changes when AMPK is activated.

AICAR and Glucose Transport

AICAR has been extensively studied in skeletal muscle models.

Research has shown that AICAR-mediated AMPK activation can increase glucose transport and influence GLUT4, a glucose transporter important for glucose uptake in skeletal muscle.

Experimental studies in mouse skeletal muscle demonstrated that AICAR preferentially activated the AMPK alpha-2 isoform and increased glucose transport.

These findings have made AICAR an important research tool for investigating the relationship between:

AMPK → GLUT4 → glucose transport → cellular energy metabolism

AICAR and Skeletal Muscle Research

Skeletal muscle is a major site of glucose utilization and energy expenditure.

AICAR has therefore been extensively used in muscle-cell and animal research examining AMPK activation and metabolic adaptation.

In cultured muscle cells, AICAR treatment has been associated with increased mitochondrial content and mitochondrial capacity, together with changes in genes involved in mitochondrial biogenesis and branched-chain amino-acid metabolism.

This makes AICAR useful for experimental research involving:

• Skeletal muscle metabolism
• Mitochondrial biogenesis
• Glucose uptake
• Energy expenditure
• AMPK signaling
• Branched-chain amino-acid metabolism

AICAR and Mitochondrial Research

Mitochondria play a central role in cellular energy production.

Because AMPK interacts with pathways regulating mitochondrial metabolism and biogenesis, AICAR has been widely used to investigate relationships between AMPK activation and mitochondrial function.

Research in cultured skeletal muscle cells found that AICAR increased mitochondrial content and peak mitochondrial capacity while altering metabolic gene expression.

This provides an experimental framework for studying:

• Mitochondrial biogenesis
• Oxidative metabolism
• Cellular respiration
• Energy production
• Metabolic adaptation
• AMPK–PGC-1α signaling

AICAR and Exercise Research

AMPK is activated during conditions associated with increased cellular energy demand, including exercise.

Because AICAR can experimentally activate AMPK-related signaling, researchers have used it as a pharmacological model for investigating pathways that overlap with aspects of exercise-induced metabolic signaling.

This does not mean AICAR is equivalent to exercise.

Rather, AICAR allows researchers to isolate and investigate specific molecular pathways associated with AMPK activation.

AICAR and Lipid Metabolism

AMPK influences multiple pathways involved in lipid metabolism.

Activation of AMPK generally favors metabolic pathways that generate or conserve cellular energy while suppressing several energy-intensive anabolic processes.

AICAR has consequently been used in experimental models investigating:

• Fatty-acid oxidation
• Lipogenesis
• Acetyl-CoA carboxylase signaling
• Lipid storage
• Adipocyte metabolism
• Cellular energy balance

Research in adipocytes has demonstrated that AICAR activates AMPK while altering glucose transport and insulin-related metabolic responses.

AICAR and Glucose Metabolism

AICAR has been used to investigate glucose metabolism in muscle, adipose tissue and liver models.

Its effects can differ substantially between tissues.

For example, research in skeletal muscle found increased glucose transport following AICAR exposure, whereas research in adipocytes demonstrated that AMPK activation can produce different effects on insulin-stimulated glucose transport.

This tissue-specific behavior is an important reason to describe AICAR as an experimental metabolic research tool, rather than making generalized claims about its effects on glucose control.

AICAR and AMPK-Independent Effects

AICAR should not be described as a perfectly selective AMPK activator.

A systematic review of AICAr research highlighted increasing evidence that some effects historically attributed to AMPK activation may occur through AMPK-independent mechanisms. These effects have been reported across areas including metabolism, hypoxia, exercise biology, nucleotide metabolism and cancer research.

This is an important scientific qualification for researchers using AICAR.

Experimental findings should therefore be interpreted using appropriate controls, including alternative AMPK activators or genetic approaches where appropriate.

AICAR and Cellular Stress

AMPK is closely connected with cellular responses to metabolic stress.

AICAR has consequently been investigated in models involving:

• Energy deprivation
• Oxidative stress
• Inflammation
• Mitochondrial dysfunction
• Metabolic stress
• Cellular survival pathways

Research has also investigated AICAR in inflammatory muscle-wasting models, where AMPK activation influenced metabolic and inflammatory pathways.

These findings remain experimental and should not be interpreted as evidence of clinical efficacy.

AICAR and Metabolic Research

AICAR is particularly valuable for studying the relationship between cellular energy sensing and metabolic adaptation.

A simplified research framework is:

AICAR → intracellular ZMP → AMPK-related signaling → metabolic pathway regulation

Researchers can then examine downstream changes involving glucose uptake, lipid metabolism, mitochondrial function, protein synthesis and cellular energy balance.

AICAR Research Applications

AICAR may be relevant to laboratory studies involving:

AMPK Research: Investigating AMPK activation and downstream signaling.

Metabolic Research: Studying cellular energy homeostasis and metabolic adaptation.

Glucose Research: Examining glucose transport and GLUT4 signaling.

Mitochondrial Research: Investigating mitochondrial biogenesis and oxidative metabolism.

Skeletal Muscle Research: Studying muscle-cell metabolism and energy utilization.

Exercise Biology: Investigating molecular pathways associated with metabolic exercise responses.

Lipid Metabolism: Examining fatty-acid oxidation and lipogenesis.

Cellular Stress Research: Studying metabolic responses to cellular stress.

Signal Transduction: Investigating AMPK-dependent and AMPK-independent pathways.

AICAR and Mitochondrial Biogenesis Research

AICAR is frequently used in research examining AMPK–PGC-1α signaling, an important pathway associated with mitochondrial biogenesis.

Experimental research in skeletal muscle cells has shown that AICAR treatment can increase mitochondrial content and mitochondrial capacity while altering expression of genes associated with mitochondrial regulation.

This makes AICAR useful for studying how pharmacological AMPK modulation influences mitochondrial phenotype.

AICAR Research Material

Researchers should verify the current Pure Axis Peptides product specification, chemical identity, purity, formulation, storage requirements and batch-specific certificate of analysis (COA) before laboratory use.

AICAR is a small-molecule research compound, not a peptide. Accurate chemical identification is therefore important when comparing AICAR with peptide-based metabolic research products.

Explore Related Research

AICAR fits naturally into a broader metabolic and cellular-energy research cluster.

Explore the Obesity & Metabolism collection for additional metabolic research materials.

For mitochondrial and longevity-related research, explore the Longevity & Cellular Health collection.

Researchers can also browse the broader Research Chemicals collection.

Visit Shop All Products for the complete Pure Axis catalog.

Research Use Only

AICAR supplied by Pure Axis Peptides is intended strictly for laboratory and scientific research. It is not intended for human consumption, self-administration, diagnosis, treatment, cure, or prevention of any disease or medical condition. AICAR is a pharmacologically active research compound, and experimental findings involving AMPK activation, glucose metabolism, mitochondrial function or exercise-related pathways should not be interpreted as establishing clinical efficacy or safety in humans. Researchers should evaluate all materials according to their experimental requirements, product documentation and applicable laboratory procedures.

Internal Linking Recommendations

Primary Internal Links

• Obesity & Metabolism → https://pureaxispeptides.com/product-category/peptides/obesity-metabolism/
• Longevity & Cellular Health → https://pureaxispeptides.com/product-category/peptides/longevity-cellular-health/
• Research Chemicals → https://pureaxispeptides.com/product-category/research-chemicals/
• Peptides → https://pureaxispeptides.com/product-category/peptides/
• Shop All Products → https://pureaxispeptides.com/shop/

Verify the live WooCommerce URLs before publishing.

Recommended Internal-Link Anchors

Use varied contextual anchors such as:

• “AMPK research compound”
• “metabolic research”
• “cellular energy research”
• “mitochondrial research”
• “glucose metabolism research”
• “metabolic signaling research”
• “research chemicals for metabolism”
• “cellular health research”

If the catalog contains MOTS-C, 5-Amino-1MQ, NAD+, L-Carnitine or other metabolic research products, link those pages together to create a strong metabolism and cellular-energy topical cluster.

External Scientific References

• PubMed — AICAR and AMPK/glucose transport:
  https://pubmed.ncbi.nlm.nih.gov/16483872/
• PubMed — AICAR and skeletal-muscle glycogen metabolism:
  https://pubmed.ncbi.nlm.nih.gov/11872652/
• PubMed — AICAR and mitochondrial biogenesis in skeletal muscle cells:
  https://pubmed.ncbi.nlm.nih.gov/34798200/
• PubMed — AICAR and adipocyte glucose metabolism:
  https://pubmed.ncbi.nlm.nih.gov/11016448/
• PMC — Systematic review of AICAr and AMPK-independent effects:
  https://pmc.ncbi.nlm.nih.gov/articles/PMC8147799/
• PubMed — AICAR, AMPK and inflammatory muscle wasting:
  https://pubmed.ncbi.nlm.nih.gov/29844217/

Product Tags

AICAR, AICAr, Acadesine, AICAR Research, AICAR Research Compound, AICAR AMPK, AMPK Activator, AMPK Research, AMP Activated Protein Kinase, AMPK Signaling, Metabolic Research, Metabolic Research Compound, Cellular Energy, Cellular Energy Metabolism, Energy Homeostasis, Glucose Metabolism, Glucose Transport, GLUT4 Research, Skeletal Muscle Research, Mitochondrial Research, Mitochondrial Biogenesis, PGC-1 Alpha Research, Exercise Biology, Exercise Research, Lipid Metabolism, Fatty Acid Oxidation, Adipocyte Research, Cellular Stress, Metabolic Signaling, Small Molecule Research, Laboratory Research