Alvhild Alette Bjørkum

Adenosine: A Mediator of the Sleep-Inducing Effects of Prolonged Wakefulness

Tarja Porkka‐Heiskanen, Robert E. Strecker, Mahesh Thakkar et al. · Science · 1997 · 1.2K citations · Full text

Life Sciences, Neurobiology, Neuroscience +17

Effects of sleep deprivation on extracellular serotonin in hippocampus and frontal cortex of the rat

Bjørn Bjorvatn, Janne Grønli, F Hamre et al. · Neuroscience · 2002 · 68 citations · Full text

Life Sciences, Neurobiology, Neuroscience +16

Matrix metalloproteinase-9 activity increased by two different types of epileptic seizures that do not induce neuronal death: A possible role in homeostatic synaptic plasticity

Eszter Takács, Rita Nyilas, Zsuzsanna Szepesi et al. · Neurochemistry International · 2010 · 62 citations

Life Sciences, Neurobiology, Neuroscience +11

Behavioral state-related changes of extracellular serotonin concentration in the pedunculopontine tegmental nucleus: a microdialysis study in freely moving animals.

Robert E. Strecker, Mahesh Thakkar, Tarja Porkka‐Heiskanen et al. · PubMed · 1999 · 43 citations

Life Sciences, Neurobiology, Neuroscience +16

Citalopram: differential sleep/wake and EEG power spectrum effects after single dose and chronic administration

Dag Neckelmann, Bjørn Bjorvatn, Alvhild Alette Bjørkum et al. · Behavioural Brain Research · 1996 · 33 citations

Medicine, Neuroscience, Pharmacology +14