Intranet Čeština

Biochemistry of Membrane Receptors

Biochemistry of Membrane Receptors

Our research focuses on the cellular and molecular mechanisms of desensitization of hormone response mediated by the activation of G protein coupled receptors (GPCR). G protein coupled receptors are plasma membrane integral proteins which serve as transducers of extracellular signals across the plasma membrane bilayer to the cell interior. GPCR play a key role in the regulation of many physiological processes and functions. Moreover, GPCRs represent one of the most important groups of targets for therapeutics.

 

The main areas of the research are:

  • The role of cell membrane and membrane domains
  • Opioid receptors and drug addiction
  • The effect of monovalent ions on δ-opioid receptors – analysis of lithium effect in living cells and isolated cell membranes
  • GABA-B - signalling cascades

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The role of cell membrane and membrane domains

Cell (plasma) membrane (PM) serves as a protective barrier, but also plays a role in the cellular communication. The integrity of hydrophobic lipid environment of PM is an important factor affecting… More

Opioid receptors and drug addiction

Addiction to opioid drugs (opioids) represents one of the most severe forms of drug abuse. Opium is one of the oldest known drugs and is used for its medicinal and euphoric effects for thousands of… More

GABA-B - signalling cascades

Metabotropic receptors for gamma-aminobutyric acid (GABA-B-R) play a crucial role in the regulation of synaptic transmission in the central nervous system (CNS). We study the ability of GABA-B-R to… More

Publications 2015 - 2016

2016 Vošahlíková, Miroslava - Svoboda, Petr. Lithium - therapeutic tool endowed with multiple beneficiary effects caused by multiple mechanisms. Acta Neurobiologiae Experimentalis. 2016, roč.76, 1,… More

Publications 2011 - 2014

2014 Vošahlíková, Miroslava - Jurkiewicz, Piotr - Roubalová, Lenka - Hof, Martin - Svoboda, Petr . High- and low-affinity sites for sodium in delta-OR-G(i)1 alpha (Cys(351)-Ile(351)) fusion protein… More

Publication 2007 - 2010

2010 Bouřová, Lenka - Vošahlíková, Miroslava - Kagan, D. - Dlouhá, Kateřina - Novotný, J. - Svoboda, Petr . Long-term adaptation to high doses of morphine causes desensitization of micro-OR- and… More

© 2014 INSTITUTE OF PHYSIOLOGY CAS