*  Membrane Target Systems: Muscarinic M5 (human) membrane preparation | PerkinElmer
testing that includes saturation radioligand binding assay to determine receptor concentration (Bmax) and affinity (Kd). ... One assay unit is defined as micrograms of protein, defined by competition binding assay (filtration). A complete product ... Membranes are carefully prepared and ready for a variety of HTS applications, including radioligand binding (using either ... Competition binding assays are performed determine affinity (Ki) against known reference agonists and antagonists. GTPγS data ...
  http://www.perkinelmer.com/product/hm5-cho-k1-membranes-rbhm5m400ua
*  Membrane Target Systems: Adrenergic beta 2 (human) membrane preparation, in CHO-K1 cells. 400 Units. | PerkinElmer
We submit every batch of receptor to stringent quality control testing that includes saturation radioligand binding assay to ... One assay unit is defined as micrograms of protein, defined by competition binding assay (filtration). A complete product ... Membranes are carefully prepared and ready for a variety of HTS applications, including radioligand binding (using either ... determine receptor concentration (Bmax) and affinity (Kd). Competition binding assays are performed determine affinity (Ki) ...
  http://www.perkinelmer.com/product/adrenergic-beta-2-human-membrane-es-034-m400ua
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Radioligand-binding assays revealed the presence of high affinity sites of estrogen binding in the nuclear compartment of PC3 ...
  http://cancerres.aacrjournals.org/content/54/5/1190
*  Radioligand Binding Assays | SpringerLink
Binding Assay Neurotransmitter Receptor Synaptic Membrane Ligand Binding Assay Radioreceptor Assay These keywords were added by ... One of the more powerful methods for this purpose has been the radioligand binding assay (Yamamura et al, 1978). With this ... Because of its simplicity and power, the radioligand binding assay has become one of the more popular tools in neurobiological ... Enna S.J. (1984) Radioligand Binding Assays. In: Cattabeni F., Nicosia S. (eds) Principles and Methods in Receptor Binding. ...
  https://link.springer.com/chapter/10.1007/978-1-4757-1577-4_2
*  Saturation curve for radioligand binding assay - Biochemistry - BioForum
The non specific binding is low (under 20% of total) and is linear across all the radioligand co... ... We're developing some saturation binding curves for a muscarinic cholinergic receptor binding assay. The specific binding curve ... but then it all of a sudden takes off at higher radioligand concentrations and keeps increasing. ... Saturation curve for radioligand binding assay - posted in Biochemistry: Hi! ...
  http://www.protocol-online.org/forums/topic/8432-saturation-curve-for-radioligand-binding-assay/
*  p-[125I]iodoclonidine is a partial agonist at the alpha 2-adrenergic receptor.
Radioligand Assay. Receptors, Adrenergic, alpha / metabolism*. Yohimbine / pharmacokinetics. Grant Support. ID/Acronym/Agency: ... Thus, PIC behaves as a partial agonist in a human platelet aggregation assay. [125I]PIC binds to the alpha 2B-AR in NG-10815 ... 125I]PIC should prove useful in binding assays involving tissues with a low receptor density or in small tissue samples and in ...
  http://www.biomedsearch.com/nih/p-125Iiodoclonidine-partial-agonist-at/1974694.html
*  Pathogenesis of pulmonary fibrosis: platelet-derived growth factor precedes structural alterations in the Hermansky-Pudlak...
Radioligand binding and fibroblast proliferation assay demonstrated that the peptides were functional. By immunoassay the ...
  http://www.curehunter.com/public/pubmed8145011.do
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Radioligand binding assays. (−)-[3H]-nicotine competition binding assays: rat brain membranes. P2 membranes (250 μg protein) ... 1 for structures) for its ability to displace the binding of a number of nicotinic radioligands (Fig.2, Table1). Radioligand ... Competition binding assays for [3H]-nicotine binding sites (A) and [125I]-αBgt binding sites (B) in rat brain membranes, [3H]- ... In assays of 86Rb+ efflux from thalamic synaptosomes, a model of an α4β2* nAChR response, (±)-UB-165 was a very weak partial ...
  http://www.jneurosci.org/content/20/8/2783
*  Dextromethorphan and Its Metabolite Dextrorphan Block α3β4 Neuronal Nicotinic Receptors , | Journal of Pharmacology and...
Radioligand Binding Assay.. Nicotinic receptor binding sites in membrane homogenates from KXα3β4 cells were measured using [3H] ... 86Rb+ Efflux Assay.. The function of nicotinic acetylcholine receptors expressed in the KXα3β4 cells was measured using a86Rb+ ... DM, in particular, is a relatively potent nicotinic receptor blocker, with an IC50 of less than 10 μM in assays that measured86 ... Bound and free radioligand were separated by vacuum filtration through Whatman GF/C filters pretreated with polyethylenimine. ...
  http://jpet.aspetjournals.org/content/293/3/962?ijkey=df16c38a0fa6273557eb39251f1f5216e389da51&keytype2=tf_ipsecsha
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Radioligand Binding Assays.. Membrane preparations of FlpInCHO-huGLP-1R were prepared as described previously (Avlani et al., ... In binding assays, hydroxyl flavonols and catechin both displayed weak inhibition of the radioligand but displayed neutral ... In Ca2+ mobilization assays, catechin had no effect on agonist-mediated signaling; however, cAMP accumulation assays in the ... cAMP Accumulation Assay.. FlpInCHO-huGLP-1R cells were seeded at a density of 5 × 104 cells/well into 96-well culture plates ...
  http://jpet.aspetjournals.org/content/336/2/540
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Radioligand Binding Assays.. The [3H]prazosin binding assay was performed as described previously (Michel et al., 1993). ... The supernatant was then centrifuged at 80,000g (4°C) for 30 min, the pellet was resuspended in assay buffer, and this was used ... The harvested cells were suspended in ice-cold assay buffer (50 mM Tris-HCl and 1 mM EDTA, pH 7.4), sonicated, and centrifuged ... Assays on several independent clones with various receptor densities suggested that, within the range of receptor densities ...
  http://jpet.aspetjournals.org/content/299/3/901
*  A novel chemokine receptor for SDF-1 and I-TAC involved in cell survival, cell adhesion, and tumor development | JEM
Radioligand binding assays.. Assays to assess radioligand binding to CXCR7 were performed as previously described (16). ... Cell apoptosis assay.. Annexin V-FITC (Invitrogen) and propidium iodide (Invitrogen) were added to washed cells (106 cells/ml ... Adhesion assay.. HUVECs were allowed to adhere to 24-well plastic tissue culture plates overnight. The monolayer was treated ... Cell migration assays were performed using a 96-well microchamber (Chemo Tix; NeuroProbes, Inc.). Cells were resuspended in ...
  http://jem.rupress.org/content/203/9/2201
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For the radioligand binding assay, the frozen membrane homogenate was thawed and homogenized in assay buffer (77 ml assay ... Radioligand Binding Assays. [3H]Spiperone binding assay.. Cells stably expressing the human D2, D3 and D4 receptors were lysed ... The assays used were in vivo binding of [3H] SKF 10047 (sigma radioligand) in mice, mescaline-induced head twitches in mice ( ... In radioligand binding assays, [3H] spiperone (0.005-2 nM) bound specifically and in a concentration dependent manner to hD4 ...
  http://jpet.aspetjournals.org/content/283/2/636
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Radioligand Binding Assays.. Radioligand binding assays for human prostaglandin D2 receptor 1 (DP1), prostaglandin I2 receptor ... TRE and C16TR were measured in plasma and lung homogenate samples by HPLC/MS/MS assays. The TRE assay had a lower limit of ... C16TR showed no activity (,10 µM) in receptor binding and enzyme inhibition assays, including binding to prostaglandin E2 ... Binding activity was measured as the inhibition (%) of radioligand binding, and IC50 values were determined by a nonlinear ...
  http://jpet.aspetjournals.org/content/363/3/348
*  High-throughput identification of G protein-coupled receptor modulators through affinity mass spectrometry screening -...
Radioligand binding assays for different receptors. The 5-HT2A/2B/2CR binding assays were provided by the National Institute of ... of four individual assays. (b) Affinity of 3943 to 5HT2CR determined by radioligand binding assay. (c) Inhibition of 5HT2CR ... 10 nM binding affinity to the receptor as determined by the radioligand competition assay. Results from a thermal shift assay ... S3a†). The radioligand competition assay verified potent antagonist binding of 3943 to all three 5-HT2 receptor subtypes in the ...
  http://pubs.rsc.org/en/content/articlehtml/2018/sc/c7sc04698g
*  Sustained β1-Adrenergic Stimulation Modulates Cardiac Contractility by Ca2+/Calmodulin Kinase Signaling Pathway | Circulation...
Receptor Radioligand Binding Assay. Cardiac myocytes were homogenized and crude membranes were prepared by centrifuging at 35 ... Radioligand binding assay of receptor density in crude membrane fraction revealed a trend of decrease (though statistically ... β1AR radioligand binding studies were performed in membranes (25 to 100 μg/tube) using the nonselective βAR antagonist ligand ... Biochemical assays revealed that a progressive and persistent CaMKII activation was associated with a rapid desensitization of ...
  http://circres.ahajournals.org/content/95/8/798
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Radioligand Binding Assays.. Saturation binding isotherms were established after the addition of 1 μg (hM3-R) or 10 μg (hM3- ... ERK1/2 Phosphorylation Assays.. ERK1/2 phosphorylation assays were performed using the AlphaScreen Surefire kit (PerkinElmer ... Ca2+]i Mobilization Assays.. Cells induced to express forms of either hM3-R or hM3-RASSL were plated in black, clear-bottomed ... Tag-Lite Internalization Assays.. Cells were plated on black, poly-d-lysine-coated 96-well plates (105 cells/well), and induced ...
  http://molpharm.aspetjournals.org/content/80/6/1033
*  Gi/o-Coupled Receptors Compete for Signaling to Adenylyl Cyclase in SH-SY5Y Cells and Reduce Opioid-Mediated cAMP Overshoot |...
Radioligand Binding Assays.. Membranes were prepared from retinoic acid-differentiated SH-SY5Y cells. Cells were rinsed with ... Membranes were prepared from retinoic acid-differentiated SH-SY5Y cells as described under Radioligand Binding Assays. In some ... Bound radioactivity was determined by liquid scintillation counting as described under Radioligand Binding Assays. ... which display partial agonist activity in certain assays. However, in this assay, clonidine caused the same degree of cAMP ...
  http://molpharm.aspetjournals.org/content/79/3/461.long
*  JCI - Welcome
... and showed high affinity to TSH receptors in a radioligand receptor assay. The heterodimer also stimulated cAMP production and ... Using a yeast two-hybrid assay, the two subunits were found as potential heterodimerization partners. Immunological analyses ...
  https://www.jci.org/tags/20?content=articles&page=17