Ícaro A. Simon

ORCID: 0000-0003-4550-4248
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About
Contact & Profiles
Research Areas
  • Receptor Mechanisms and Signaling
  • Enzyme Production and Characterization
  • Neurotransmitter Receptor Influence on Behavior
  • Cancer, Stress, Anesthesia, and Immune Response
  • Electrochemical Analysis and Applications
  • Chemokine receptors and signaling
  • Vascular Procedures and Complications
  • Central Venous Catheters and Hemodialysis
  • Poisoning and overdose treatments
  • Chemical synthesis and alkaloids
  • Psychedelics and Drug Studies
  • Optimization and Packing Problems
  • Neuroscience and Neuropharmacology Research
  • Vitamin K Research Studies
  • Vascular anomalies and interventions
  • Pharmacogenetics and Drug Metabolism
  • Neuroendocrine regulation and behavior
  • Protein Kinase Regulation and GTPase Signaling
  • Diet and metabolism studies
  • Aortic Disease and Treatment Approaches
  • Advanced Nanomaterials in Catalysis
  • Science, Research, and Medicine
  • Infectious Aortic and Vascular Conditions
  • Steroid Chemistry and Biochemistry
  • Biomedical Ethics and Regulation

University of Copenhagen
2021-2025

Vrije Universiteit Amsterdam
2022-2024

Friedrich Schiller University Jena
2024

Luxembourg Institute of Health
2024

Amsterdam UMC Location Vrije Universiteit Amsterdam
2024

SARomics Biostructures (Sweden)
2022

Universidade Federal do Rio Grande do Sul
2013-2021

University of Rio Grande and Rio Grande Community College
2021

Clinica Universidad de Navarra
2017

Clínica Santa María
2017

Atypical chemokine receptor 3 (ACKR3), formerly referred to as CXCR7, is considered be an interesting drug target. In this study, we report on the synthesis, pharmacological characterization and radiolabeling of VUF15485, a new ACKR3 small-molecule agonist, that will serve important tool study <i>β</i>-arrestin-biased receptor. VUF15485 binds with nanomolar affinity (pIC<sub>50</sub> = 8.3) human ACKR3, measured in [<sup>125</sup>I]CXCL12 competition binding experiments. Moreover,...

10.1124/molpharm.123.000835 article EN Molecular Pharmacology 2024-02-12

The serotonin 7 receptor (5-HT7R) regulates various processes in the central nervous system, including mood, learning, and circadian rhythm control, among others. Receptor activation can lead to of Gαs protein a subsequent increase intracellular cyclic adenosine monophosphate (cAMP). interaction with inverse agonists results decrease basal cAMP levels therefore downstream effect reduced neuronal excitability neurotransmission. Recently, pellotine (1a), Lophophora alkaloid, was unexpectedly...

10.1021/acschemneuro.4c00667 article EN ACS Chemical Neuroscience 2025-01-21

Serotonergic psychedelics are described to have activation of the serotonin 2A receptor (5-HT2A) as their main pharmacological action. Despite relevance, molecular mechanisms underlying psychedelic effects induced by certain 5-HT2A agonists remain elusive. One proposed hypotheses is occurrence biased agonism, defined preferential signaling pathways over others. This study comparatively monitored efficiency a diverse panel 4-position-substituted (and N-benzyl-derived) phenylalkylamines induce...

10.1021/acschemneuro.3c00267 article EN cc-by-nc-nd ACS Chemical Neuroscience 2023-07-20

ABSTRACT Atypical chemokine receptor 3 (ACKR3), formerly referred to as CXCR7, is considered be an interesting drug target. In this study we report on the synthesis, pharmacological characterization and radiolabeling of VUF15485, a new ACKR3 small-molecule agonist, that will serve important tool β-arrestin-biased receptor. VUF15485 binds with nanomolar affinity (pIC 50 = 8.3) human ACKR3, measured in [ 125 I]CXCL12 competition binding experiments. Moreover, BRET-based β-arrestin2 recruitment...

10.1101/2023.07.12.548622 preprint EN bioRxiv (Cold Spring Harbor Laboratory) 2023-07-12

1-D nanostructures are promising materials for development of electrochemical devices offering benefits such as fast electron transfer rates and large surface areas.Copper oxide nanofibers (CuO-NFs) synthesized by electrospinning technique subsequent thermal treatment, were used to modify paraffin-impregnated graphite electrode (PIGE) a sensitive non-enzymatic glucose detection.The structure morphology CuO-NFs characterized scanning microscopy transmission microscopy.The electrocatalytic...

10.5935/0103-5053.20150145 article EN cc-by Journal of the Brazilian Chemical Society 2015-01-01

Se presenta nuestra experiencia en, aproximadamente, cincuenta estudios vasculares realizados en fistulas arterio-venosas de pacientes hemodiálisis. La técnica exploración se detalla ampliamente.&#x0D; &#x0D; Creemos que la incorporación angiografía por sustracción digital el diagnóstico a esta patología ha supuesto un gran avance, ya las imágenes obtenidas son excelente calidad con baja cantidad contraste.

10.15581/021.6619 article ES cc-by-nc-nd Deleted Journal 2017-03-20

Photoswitchable (PSW) molecules offer an attractive opportunity for the optical control of biological processes. However, successful design such compounds remains a challenging multioptimization endeavor, resulting in several target classes still relatively poorly explored by photoswitchable ligands, as is case G protein-coupled receptors (GPCRs). Here, we present PSW-Designer, fully open-source computational platform, implemented KNIME Analytics Platform, to and virtually screen novel...

10.1021/acs.jcim.3c01050 article EN cc-by Journal of Chemical Information and Modeling 2023-10-13

Abstract Gold nanoparticles of different morphologies have been synthesized on a silica‐based organic‐inorganic hybrid material for catalytic applications. The gold formations proceed through in situ chemical reduction the AuCl 4 − anions previously adsorbed 3‐(1‐imidazolyl)propyl‐silsesquioxane, which plays role substrate and stabilizer. Two distinct reducing agents, sodium citrate borohydride, were employed to generate sizes. UV‐vis diffuse reflectance as well transmission electron...

10.1002/elan.201300130 article EN Electroanalysis 2013-10-09

Este trabajo trata de resaltar la importancia tomografía oblicua del tórax en el estudio los hilios pulmonares. &#x0D; Se muestran fundamentos técnicos para su realización, describiendo igualmente anatomía hiliar y comentándose las principales indicaciones. Como complemento, se presentan algunos casos clínicos que esta técnica fue utilidad diagnóstica.

10.15581/021.6330 article ES cc-by-nc-nd Deleted Journal 2017-03-20

Se presenta un caso de síndrome cava superior producido por compresión aneurisma disecante aorta ascendente; habiéndose llegado al diagnóstico angiografía sustracción digital.

10.15581/021.8691 article ES cc-by-nc-nd Deleted Journal 2017-03-20
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