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View Article and Find Full Text PDFPerineuronal nets (PNNs) are specialized extracellular matrix aggregates surrounding distinct neuronal populations and regulating synaptic functions and plasticity. Previous findings showed robust PNN decreases in amygdala, entorhinal cortex and prefrontal cortex of subjects with schizophrenia (SZ), but not bipolar disorder (BD). These studies were carried out using a chondroitin sulfate proteoglycan (CSPG) lectin marker.
View Article and Find Full Text PDFBackground: The hypothesis was that torasemide, due to more predictable pharmacokinetics/pharmacodynamics, induces greater improvements in functional and social limitation than furosemide and reduces the frequency of hospitalisations in primary care patients with chronic heart failure (CHF).
Patients And Methods: Prospective, randomized, unblinded study in primary care, 237 patients with CHF (NYHA II-IV), all on ACE inhibitors. Randomisation: torasemide (n=122) or furosemide (n=115), treated for 9 months.
Selective 5-hydroxytryptamine-2A (5-HT2A) antagonism has been proposed as a mechanism of atypical antipsychotic drug action. MDL 100,907, a new selective 5-HT2A receptor antagonist, has high affinity in vitro for 5-HT2A receptors and is being developed as a potential antipsychotic drug. In this study, neocortical 5-HT2A receptor occupancy was measured in six healthy male volunteers after placebo and escalating single doses (1-72 mg) of MDL 100,907 using positron emission tomography and the nonspecific radioligand [11C]N-methylspiperone ([11C]NMSP).
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