User profiles for P L Ornstein

Paul L. Ornstein

Apollo Drug Discovery Consulting, LLC
Verified email at apolloddc.com
Cited by 8454

LY341495 is a nanomolar potent and selective antagonist of group II metabotropic glutamate receptors

AE Kingston, PL Ornstein, RA Wright, BG Johnson… - …, 1998 - Elsevier
The in vitro pharmacology of a structurally novel compound, LY341495, was investigated at
human recombinant metabotropic glutamate (mGlu) receptor subtypes expressed in non-…

Kainate receptors are involved in synaptic plasticity

…, R Fantaske, A Ogden, M Gates, PL Ornstein… - Nature, 1999 - nature.com
The ability of synapses to modify their synaptic strength in response to activity is a fundamental
property of the nervous system and may be an essential component of learning and …

A hippocampal GluR5 kainate receptor regulating inhibitory synaptic transmission

…, J Thomas, EF Sharpe, CH Davies, PL Ornstein… - Nature, 1997 - nature.com
The principal excitatory neurotransmitter in the vertebrate central nervous system, L-glutamate,
acts on three classes of ionotripic glutamate receptors, named after the agonists AMPA (α-…

[PDF][PDF] A critical role of a facilitatory presynaptic kainate receptor in mossy fiber LTP

SE Lauri, ZA Bortolotto, D Bleakman, PL Ornstein… - Neuron, 2001 - cell.com
The mechanisms involved in mossy fiber LTP in the hippocampus are not well established.
In the present study, we show that the kainate receptor antagonist LY382884 (10 μM) is …

[HTML][HTML] A role for Ca2+ stores in kainate receptor-dependent synaptic facilitation and LTP at mossy fiber synapses in the hippocampus

…, ZA Bortolotto, R Nistico, D Bleakman, PL Ornstein… - Neuron, 2003 - cell.com
Compared with NMDA receptor-dependent LTP, much less is known about the mechanism
of induction of NMDA receptor-independent LTP; the most extensively studied form of which …

LY293558, a novel AMPA/GluR5 antagonist, is efficacious and well-tolerated in acute migraine

…, LA Phebus, D Bleakman, PL Ornstein… - …, 2004 - journals.sagepub.com
Glutamatergic hyperactivity is implicated migraine pathogenesis. Also, LY293558, an α-amino-3-hydroxy-5-methyl-4-isoxazolepropionic
acid (AMPA)/kainate (KA) receptor antagonist, …

Synthesis and evaluation of a series of novel 2-[(4-chlorophenoxy) methyl]-benzimidazoles as selective neuropeptide Y Y1 receptor antagonists

H Zarrinmayeh, AM Nunes, PL Ornstein… - Journal of Medicinal …, 1998 - ACS Publications
… To identify the best place on the aromatic ring to incorporate this group, we prepared BIs
with a methyl group at each of the four substitutable positions on the aromatic ring. To this end, …

Antagonists of GLUK5-containing kainate receptors prevent pilocarpine-induced limbic seizures

…, R Warre, GM Khan, MJ O'neill, PL Ornstein… - Nature …, 2002 - nature.com
Developments in the molecular biology and pharmacology of GLU K5 , a subtype of the
kainate class of ionotropic glutamate receptors, have enabled insights into the roles of this …

The GluR5 subtype of kainate receptor regulates excitatory synaptic transmission in areas CA1 and CA3 of the rat hippocampus

…, MJ Parry, D Bleakman, D Lodge, PL Ornstein… - …, 1998 - Elsevier
Activation of kainate receptors depresses excitatory synaptic transmission in the
hippocampus. In the present study, we have utilised a GluR5 selective agonist, ATPA [(RS)-2-amino-3-(3…

Kainate GluR5 receptor subtype mediates the nociceptive response to formalin in the rat

…, DL Li, KH Hoo, M Deverill, PL Ornstein… - …, 1998 - Elsevier
In order to study the roles of the AMPA and kainate subtypes of non-NMDA glutamate receptors
in the processing of persistent nociceptive information, compounds with varying activities …