A hierarchical multiple regression analysis showed a significant effect for the interaction between dysfunctional attitudes and perceived stress explaining severity

of depressive symptom following antidepressant treatment. Patients with both high perceived stress and high dysfunctional attitudes prior to treatment reported more depressive symptoms at the end of treatment than patients with high perceived stress and lower dysfunctional GSK2118436 attitudes. Surprisingly, in the presence of low perceived stress, patients with higher dysfunctional attitudes experienced less depressive symptoms at the end of treatment than patients with lower dysfunctional attitudes. Results suggest the value of AZ 628 supplier taking into consideration both patients’ perceived stress and dysfunctional attitudes when assessing treatment for depressive symptoms. (C) 2007 Elsevier Ireland Ltd. All rights reserved.”
“Rapid eye movement sleep (REMS) deprivation (REMSD) has been reported to elevate neurotransmitter level in the brain; however, intracellular mechanism of its increased release was not studied. Phosphorylation of synapsinI, a synaptic vesicle-associated

protein, is involved in the regulation of neurotransmitter release. In this study, rats were REMS deprived by classical flowerpot method; free moving control (FMC), large platform control (LPC) and recovery control (REC) was carried out. In another set REMS deprived rats were intraperitoneally Dolichyl-phosphate-mannose-protein mannosyltransferase (i.p.) injected with alpha 1-adrenoceptor antagonist, prazosin (PRZ). Effects of REMSD on Na-K ATPase activity and on the total synapsinI as well as phosphorylated synapsinI levels were estimated in synaptosomes prepared from whole brain. It was observed that REMSD significantly increased synaptosomal Na-K ATPase activity, which was prevented by PRZ. Western blotting of the same samples by anti-synapsinI and anti-synapsinI-phosphoSer603 showed that REMSD increased both the total as well as phospho-form of synapsinI as compared to respective levels in FMC and

LPC samples. These findings suggest a functional link between REMSD and synaptic vesicular mobilization at the presynaptic terminal, a process that is essential for neurotransmitter release. The findings help explaining the intracellular mechanism of elevated neurotransmitter release associated to REMSD. (c) 2012 Elsevier Ireland Ltd. All rights reserved.”
“Although most hypotheses to explain the emergence of the eukaryotic lineage are conflicting, some consensus exists concerning the requirement of a genomic fusion between archaeal and bacterial components. Recent phylogenomic studies have provided support for eocyte-like scenarios in which the alleged ‘archaeal parent’ of the eukaryotic cell emerged from the Crenarchaeota/Thaumarchaeota.