Results 41 to 50 of about 1,197,707 (200)

Quo vadis PGRMC? Grand-Scale Biology in Human Health and Disease

open access: yesFrontiers in Bioscience-Landmark, 2022
The title usage of Latin Quo vadis ‘where are you going’ extends the question Unde venisti from where ‘did you come?’ posed in the accompanying paper and extends consideration of how ancient eukaryotic and eumetazoan functions of progesterone receptor ...
Michael A. Cahill
doaj   +1 more source

Quantum Dot Based Luminescent Nanoprobes for Sigma-2 Receptor Imaging

open access: yesMolecular Pharmaceutics, 2017
The increasing importance of sigma-2 receptor as target for the diagnosis and therapy of tumors paves the way for the development of innovative optically traceable fluorescent probes as tumor cell contrast and therapeutic agents. Here, a novel hybrid organic-inorganic nanostructure is developed by combining the superior fluorescent properties of ...
Maria Laura Pati   +10 more
openaire   +3 more sources

Idazoxan does not prevent but worsens focal hypoxic-ischemic brain damage in neonatal Wistar rats [PDF]

open access: yes, 1999
We examined the neuroprotective efficacy of a post-treatment with idazoxan (Idaz): an alpha2-adrenoceptor antagonist with activity at the I1- and I2-subtypes of the imidazoline receptor (I-receptor), in an experimental model of perinatal hypoxic-ischemic
D. Antier, F. Franconi, F. Sannajust
core   +2 more sources

Sigma-2 receptors as a biomarker of proliferation in solid tumours [PDF]

open access: yesBritish Journal of Cancer, 2000
Over the past several years, our group has provided considerable evidence that the expression of sigma-2 (sigma2) receptors may serve as a biomarker of tumour cell proliferation. In these in vitro studies, sigma2 receptors were expressed 8-10 times more in proliferative (P) tumour cells than in quiescent (Q) tumour cells, and the extent and kinetics of
Wheeler, K T   +6 more
openaire   +2 more sources

Orexin-Corticotropin-Releasing Factor Receptor Heteromers in the Ventral Tegmental Area as Targets for Cocaine [PDF]

open access: yes, 2015
Release of the neuropeptides corticotropin-releasing factor (CRF) and orexin-A in the ventral tegmental area (VTA) play an important role in stress-induced cocaine-seeking behavior.
Aguinaga, David   +17 more
core   +1 more source

Potentiation of nerve growth factor-induced neurite outgrowth in PC12 cells by ifenprodil: the role of sigma-1 and IP3 receptors.

open access: yesPLoS ONE, 2012
In addition to both the α1 adrenergic receptor and N-methyl-D-aspartate (NMDA) receptor antagonists, ifenprodil binds to the sigma receptor subtypes 1 and 2.
Tamaki Ishima, Kenji Hashimoto
doaj   +1 more source

The ectodomain of Toll-like receptor 9 is cleaved to generate a functional receptor. [PDF]

open access: yes, 2008
Mammalian Toll-like receptors (TLRs) 3, 7, 8 and 9 initiate immune responses to infection by recognizing microbial nucleic acids; however, these responses come at the cost of potential autoimmunity owing to inappropriate recognition of self nucleic acids.
Barton, Gregory M   +6 more
core   +2 more sources

Selective sigma-2 ligands preferentially bind to pancreatic adenocarcinomas: applications in diagnostic imaging and therapy

open access: yesMolecular Cancer, 2007
Background Resistance to modern adjuvant treatment is in part due to the failure of programmed cell death. Therefore the molecules that execute the apoptotic program are potential targets for the development of anti-cancer therapeutics.
Johnston Fabian   +11 more
doaj   +1 more source

Sigma-2 receptor ligand as a novel method for delivering a SMAC mimetic drug for treating ovarian cancer [PDF]

open access: yes, 2013
BACKGROUND: The sigma-2 receptor has been validated as a biomarker for proliferating tumours. Second mitochondria-derived activator of caspase (Smac) is a protein released from mitochondria into the cytosol, leading to apoptosis.
A Jemal   +44 more
core   +2 more sources

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