ADDICTIONCIRCUITS

Drug addiction: molecular changes in reward and aversion circuits

 Coordinatore LINKOPINGS UNIVERSITET 

Spiacenti, non ci sono informazioni su questo coordinatore. Contattare Fabio per maggiori infomrazioni, grazie.

 Nazionalità Coordinatore Sweden [SE]
 Totale costo 1˙500˙000 €
 EC contributo 1˙500˙000 €
 Programma FP7-IDEAS-ERC
Specific programme: "Ideas" implementing the Seventh Framework Programme of the European Community for research, technological development and demonstration activities (2007 to 2013)
 Code Call ERC-2010-StG_20091118
 Funding Scheme ERC-SG
 Anno di inizio 2010
 Periodo (anno-mese-giorno) 2010-10-01   -   2015-09-30

 Partecipanti

# participant  country  role  EC contrib. [€] 
1    LINKOPINGS UNIVERSITET

 Organization address address: CAMPUS VALLA
city: LINKOPING
postcode: 581 83

contact info
Titolo: Dr.
Nome: Nils David
Cognome: Engblom
Email: send email
Telefono: +46 101038448
Fax: +46 101033192

SE (LINKOPING) hostInstitution 1˙500˙000.00
2    LINKOPINGS UNIVERSITET

 Organization address address: CAMPUS VALLA
city: LINKOPING
postcode: 581 83

contact info
Titolo: Mr.
Nome: Johan
Cognome: åkerman
Email: send email
Telefono: +46 13 28 20 07
Fax: 4613281002

SE (LINKOPING) hostInstitution 1˙500˙000.00

Mappa


 Word cloud

Esplora la "nuvola delle parole (Word Cloud) per avere un'idea di massima del progetto.

circuits    addiction    trigger    signaling    drug    aversion    behavior    functional    pathological    relapse    hypothesis    motivation    neurons    addictive    reward    underlying   

 Obiettivo del progetto (Objective)

'Our affective and motivational state is important for our decisions, actions and quality of life. Many pathological conditions affect this state. For example, addictive drugs are hyperactivating the reward system and trigger a strong motivation for continued drug intake, whereas many somatic and psychiatric diseases lead to an aversive state, characterized by loss of motivation. I will study specific neural circuits and mechanisms underlying reward and aversion, and how pathological signaling in these systems can trigger relapse in drug addiction. Given the important role of the dopaminergic neurons in the midbrain for many aspects of reward signaling, I will study how synaptic plasticity in these cells, and in their target neurons in the striatum, contribute to relapse in drug seeking. I will also study the circuits underlying aversion. Little is known about these circuits, but my hypothesis is that an important component of aversion is signaled by a specific neuronal population in the brainstem parabrachial nucleus, projecting to the central amygdala. We will test this hypothesis and also determine how this aversion circuit contributes to the persistence of addiction and to relapse. To dissect this complicated system, I am developing new genetic methods for manipulating and visualizing specific functional circuits in the mouse brain. My unique combination of state-of-the-art competence in transgenics and cutting edge knowledge in the anatomy and functional organization of the circuits behind reward and aversion should allow me to decode these systems, linking discrete circuits to behavior. Collectively, the results will indicate how signals encoding aversion and reward are integrated to control addictive behavior and they may identify novel avenues for treatment of drug addiction as well as aversion-related symptoms affecting patients with chronic inflammatory conditions and cancer.'

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