Effects of long-term electromagnetic field exposure on spatial learning and memory in rats med./bio.

[Wirkungen von langandauernder elektromagnetischen Feld-Exposition auf das räumliche Lernen und Gedächtnis bei Ratten]

Ziel der Studie (lt. Autor)

Hintergrund/weitere Details

Endpunkt

• Wirkungen auf Kognition/Verhalten: räumliches Lernen und Gedächtnis

Exposition/Befeldung (teilweise nur auf Englisch)

• • Hochfrequenz
• • Mobilfunk
  • Mobiltelefon

Vollständige Ansicht Kompaktansicht

Methoden Endpunkt/Messparameter/Methodik

• Wirkungen auf das neurologische System: Neuron-Entladungen (während die Ratten im Labyrinth waren; implantierter Mikroelektroden-Array; Anzahl an Spikes und Interspike-Intervalle)
• Kognitions-/Verhaltensendpunkte: räumliches Lernen und Gedächtnis (achtarmiges strahlenförmiges Labyrinth mit Futter am Ende von vier Armen: Zeit bis zur Vervollständigung des Experiments, Anzahl der insgesamten Fehler, Anzahl der korrekten Betretungen, Anzahl der Eintritte in einen Arm, wo das Futter bereits gefressen wurde, Anzahl der Eintritte in einen Arm, wo sich niemals Futter befand)

Hauptergebnis der Studie (lt. Autor)

Studie gefördert durch

• Fundamental Research Fund for the Beijing Municipal Education Commission Science and Technology Innovation Platform, China
• National Basic Research Program (Program 973), China
• National Natural Science Foundation (NSFC), China
• Research Program of Beijing Municipal Commission of Education, China

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• Zhu Y et al. (2008): The effect of microwave emission from mobile phones on neuron survival in rat central nervous system
• Ammari M et al. (2008): Effect of head-only sub-chronic and chronic exposure to 900-MHz GSM electromagnetic fields on spatial memory in rats
• Nittby H et al. (2008): Cognitive impairment in rats after long-term exposure to GSM-900 mobile phone radiation
• Cosquer B et al. (2005): Whole-body exposure to 2.45 GHz electromagnetic fields does not alter 12-arm radial-maze with reduced access to spatial cues in rats
• Yamaguchi H et al. (2003): 1439 MHz pulsed TDMA fields affect performance of rats in a T-maze task only when body temperature is elevated
• Dubreuil D et al. (2003): Head-only exposure to GSM 900-MHz electromagnetic fields does not alter rat's memory in spatial and non-spatial tasks
• Sienkiewicz ZJ et al. (2000): Low-level exposure to pulsed 900 MHz microwave radiation does not cause deficits in the performance of a spatial learning task in mice