Abstract:
:The EEG and behavioural changes induced by the administration of polyamines (spermine and spermidine) were studied in rabbit. Spermine and spermidine were administered at different doses (200 and 400 micrograms) into the mesencephalic ventricle (i.c.v.) both as a bolus and in constant perfusion (60 min duration). We also studied the effects of methamphetamine (MA) in a group of rabbits pretreated with spermine and spermidine 200 and 400 micrograms i.c.v. as bolus. Spermine caused a dose-related cortical synchronization associated with a partial sedation; spermidine induced cortical synchronization at a low dose without any behavioural changes while at higher dose (after perfusion) cortical desychronization with an arousal behavioural pattern occurred. The possible interaction of these substances with the mesolimbic dopaminergic system is discussed on the basis of their potential neuroleptic action.
journal_name
Pharmacol Resjournal_title
Pharmacological researchauthors
Bo P,Giorgetti A,Camana C,Savoldi Fdoi
10.1016/1043-6618(90)90754-2subject
Has Abstractpub_date
1990-07-01 00:00:00pages
481-91issue
4eissn
1043-6618issn
1096-1186pii
1043-6618(90)90754-2journal_volume
22pub_type
杂志文章abstract::The intestinal barrier function depends on an adequate response to pathogens by the epithelium. Toll-like receptor 3 (TLR-3) recognizes double-stranded RNA, a virus-associated molecular pattern. Activation of TLR-3 with Poly(I:C), a synthetic agonist, modulates tissue repair and permeability in other epithelia; howeve...
journal_title:Pharmacological research
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journal_title:Pharmacological research
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journal_title:Pharmacological research
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journal_title:Pharmacological research
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journal_title:Pharmacological research
pub_type: 杂志文章
doi:10.1006/phrs.1997.0188
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abstract::An important aspect of brain cholinesterase function is related to enzymatic differences. The brain of mammals contains two major forms of cholinesterases: acetylcholinesterase (AChE) and butyrylcholinesterase (BuChE). The two forms differ genetically, structurally and for their kinetics. Butyrylcholine is not a physi...
journal_title:Pharmacological research
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journal_title:Pharmacological research
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journal_title:Pharmacological research
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journal_title:Pharmacological research
pub_type: 杂志文章
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journal_title:Pharmacological research
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abstract::The aim of this study was to verify the role of Vitamins C and E on the cognitive function of young and aged mice. First and second groups of young animals (aged 3 months) received either Vitamin E (250mg/kg per day) or Vitamin C (300mg/kg per day) for 60 days. Third group was treated with the combination of Vitamin E...
journal_title:Pharmacological research
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doi:10.1016/j.phrs.2003.10.004
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abstract::CYT387 is an orally bioavailable, small molecule inhibitor of Janus family of tyrosine kinases (JAK) 1 and 2. It is currently undergoing Phase I/II clinical trials for the treatment of myelofibrosis and myeloproliferative neoplasms. We aimed to establish whether the multidrug efflux transporters P-glycoprotein (P-gp; ...
journal_title:Pharmacological research
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doi:10.1016/j.phrs.2013.06.009
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journal_title:Pharmacological research
pub_type: 杂志文章
doi:10.1016/1043-6618(95)80086-7
更新日期:1995-06-01 00:00:00
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journal_title:Pharmacological research
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journal_title:Pharmacological research
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doi:10.1016/1043-6618(94)80093-6
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journal_title:Pharmacological research
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journal_title:Pharmacological research
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journal_title:Pharmacological research
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journal_title:Pharmacological research
pub_type: 杂志文章
doi:10.1016/j.phrs.2015.12.015
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abstract::Though the AMPA receptor has been implicated in several neurodegenerative processes (epilepsy, ischemia, spasticity), its role in cognition is yet to be clarified. The aim of this study was to assess in the rat the effects of the AMPA receptor antagonist NBQX (3.5, 7, 10, 20 and 30 mgkg(-1), i.p.) on learning and memo...
journal_title:Pharmacological research
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doi:10.1006/phrs.2001.0898
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abstract::The aminosteroid derivative RM-133 is an effective anticancer molecule for which proof of concept has been achieved in several mouse xenograph models (HL-60, MCF-7, PANC-1 and OVCAR-3). To promote this new family of molecules toward a clinical phase 1 trial, the mechanism of action governing the anticancer properties ...
journal_title:Pharmacological research
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doi:10.1016/j.phrs.2017.12.024
更新日期:2018-02-01 00:00:00
abstract::To minimize irreversible brain injury after acute ischemic stroke (AIS), the time to treatment (i.e., treatment delay) should be minimized. However, thus far, all cytoprotective clinical trials have failed. Analysis of literature identified short treatment durations (≤72 h) as a common motif among completed cytoprotec...
journal_title:Pharmacological research
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journal_title:Pharmacological research
pub_type: 杂志文章
doi:10.1016/j.phrs.2004.08.003
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journal_title:Pharmacological research
pub_type: 杂志文章,评审
doi:10.1016/j.phrs.2017.06.016
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abstract::Efficacy and safety assessments are essential thresholds for drug candidates from preclinical to clinical research. Conventional mammalian in vivo models cannot offer rapid pharmacological and toxicological screening, whereas cell-based or cell-free in vitro systems often lead to inaccurate results because of the lack...
journal_title:Pharmacological research
pub_type: 杂志文章,评审
doi:10.1016/j.phrs.2018.04.011
更新日期:2018-07-01 00:00:00
abstract::Exposure to ionizing radiation causes damage to living tissues; however, only a small number of agents have been approved for use in radiation injuries. Radioprotector is the primary countermeasure to radiation injury and none radioprotector has indeed reached the drug development stage. Repurposing the long list of a...
journal_title:Pharmacological research
pub_type: 杂志文章
doi:10.1016/j.phrs.2016.09.024
更新日期:2016-11-01 00:00:00