7 articles for thisTarget
The following articles (labelled with PubMed ID or TBD) are for your review
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Scaffold Repurposing of Nucleosides (Adenosine Receptor Agonists): Enhanced Activity at the Human Dopamine and Norepinephrine Sodium Symporters.

National Institute of Diabetes and Digestive and Kidney Diseases
Structure-Based Scaffold Repurposing for G Protein-Coupled Receptors: Transformation of Adenosine Derivatives into 5HT

National Institute of Diabetes and Digestive and Kidney Diseases
Purine (N)-Methanocarba Nucleoside Derivatives Lacking an Exocyclic Amine as Selective A3 Adenosine Receptor Agonists.

National Institute of Diabetes and Digestive and Kidney Diseases
Discovery of Molecular Therapeutics for Glaucoma: Challenges, Successes, and Promising Directions.

Georgia Institute of Technology
Fragment-Based Discovery of Subtype-Selective Adenosine Receptor Ligands from Homology Models.

Stockholm University
Structure-Based Design, Synthesis by Click Chemistry and 

National Institute of Diabetes and Digestive and Kidney Diseases