Merck Products & Reviews

EMD Millipore's CXCR1 membrane preparations are crude membrane preparations made from our proprietary stable recombinant cell lines to ensure high-level of GPCR surface expression; thus, they are ideal HTS tools for screening of antagonists of CXCR1 interaction with IL-8. The membrane preparations exhibit a Kd of 0.2 nM for [125I]-IL-8. With 5 μg/well CXCR1 Membrane Prep and 0.1 nM [125I]-IL-8, a greater than 5-fold signal-to-…

Chemicon's cloned human CXCR2-expressing cell line is made in the Chem-1 host, which supports high levels of recombinant CXCR2 expression on the cell surface and contains high levels of the promiscuous G protein Galpha15 to couple the receptor to the calcium signaling pathway. Thus, the cell line is an ideal tool for screening for antagonists of interactions between CXCR2 and its ligands.

Chemicon's CXCR2 Membrane Preps are ideal tools for screening for antagonists of interactions between CXCR2 and its ligands. Radiolabeled IL-8 binds to the CXCR2 membranes with a Kd of 0.075 nM. With 0.1 nM 125I-labeled IL-8, a 5-fold window of specific binding is obtained.

Chemicon’s cloned human CXCR3-expressing cell line is made in the Chem-1 host, which supports high levels of recombinant CXCR3 expression on the cell surface and contains high levels of the promiscuous G protein G16 to couple the receptor to the calcium signaling pathway. Thus, the cell line is an ideal tool for screening for antagonists of interactions between CXCR3 and its ligands.

EMD Millipore’s ChemiScreenTM CXCR3 receptor membrane preparations are ideal tools for screening for antagonists of CXCR3 interactions with its ligands. With 0.1 nM 125I-labeled IP10, the CXCR3 membrane preparation at 5 μg/well gives a signal:bakground of greater than 10-fold.

Chemicon's cloned human recombinant CXCR4-expresssing cell lines is made in Chem-1 host, which support high levels of recombinant CXCR4 expression on the cell surface and contains high levels of the promiscuous G protein Galpha15 to couple the receptor to the calcium signaling pathway. Thus, the cell line is an ideal tool for screening for antagonists of interactions between CXCR4 and its ligands

Chemicon's CXCR4 membrane preparations are crude membrane preparations made from our proprietary stable recombinant cell lines to ensure high-level of GPCR surface expression; thus, they are ideal tools for screening for antagonists of interactions between CXCR4 and SDF-1a. Radiolabeled SDF-1a binds to the CXCR4 membranes with a Kd of 0.9 nM. With 0.04-0.13 nM 125I-labeled SDF-1a, an approximately 3-fold window of specific bin…

Chemicon’s cloned human CCR1-expressing cell line is made in the Chem-1 host, which supports high levels of recombinant CCR1 expression on the cell surface and contains high levels of the promiscuous G protein G15 to couple the receptor to the calcium signaling pathway. Thus, the cell line is an ideal tool for screening for antagonists of interactions between CCR1 and its ligands.

Chemicon's CCR1 Membrane Preparations are ideal for screening molecules that disrupt interaction between CCR1 and its ligands. The CCR1 Membrane Preps bind to MIP-1a with a Kd of 1.8 nM, and yield greater than 10-fold signal to background ratio with a MIP-1a concentration of 0.1 nM.

Chemicon's cloned human CCR3-expressing cell line is made in the Chem-1 host, which supports high levels of recombinant CCR3 expression on the cell surface and contains high levels of the promiscuous G protein Gα15 to couple the receptor to the calcium signaling pathway. Thus, the cell line is an ideal tool for screening for antagonists of interactions between CCR3 and its ligands.

Chemicon's cloned human CCR4-expressing cell line is made in the Chem-1 host, which supports high levels of recombinant CCR4 expression on the cell surface and contains high levels of the promiscuous G protein Ga15 to couple the receptor to the calcium signaling pathway. Thus, the cell line is an ideal tool for screening for antagonists of interactions between CCR4 and its ligands.

EMD Millipore's cloned rhesus macaque CCR5-expressing cell line is made in the Chem-1 host, which supports high levels of recombinant CCR5 expression on the cell surface and contains high levels of the promiscuous G protein Gα15 to couple the receptor to the calcium signaling pathway. Thus, the cell line is an ideal tool for screening for antagonists of interactions between CCR5 and its ligands.

EMD Millipore’s Ready-to-Assay GPCR frozen cells are designed for simple, rapid calcium assays with no requirement for intensive cell culturing. EMD Millipore has optimized the freezing conditions to provide cells with high viability and functionality post-thaw. The user simply thaws the cells and resuspends them in media, dispenses cell suspension into assay plates and, following over night recovery, assays for calcium respon…

Chemicon's cloned human CCR7-expressing cell line is made in the Chem-2 host, which supports high levels of recombinant CCR7 expression on the cell surface and contains high levels of the promiscuous G protein Galpha16 to couple the receptor to the calcium signaling pathway. Thus, the cell line is an ideal tool for screening for antagonists of interactions between CCR7 and its ligands.

Chemicon's cloned human CX3CR1 -expressing cell line is made in the Chem-4 host, which supports high levels of recombinant CX3CR1 expression on the cell surface and contains high levels of promiscuous G proteins to couple the receptor to the calcium signaling pathway. Thus, the cell line is an ideal tool for screening for antagonists of interactions between CX3CR1 and its ligands.

Chemicon's CX3CR1 membrane preparations are crude membrane preparations made from our proprietary stable recombinant cell lines to ensure high-level of GPCR surface expression; thus, they are ideal HTS tools for screening of antagonists of fractalkine/CX3CR1 interactions. The membrane preparations exhibit a Kd of 0.05 nM for [125I]-fractalkine. With 2.5 mg/well CX3CR1 Membrane Prep and 0.05 nM [125I]-fractalkine, a greater tha…

Chemicon's cloned human C5a receptor-expressing cell line is made in the Chem-1 host, which supports high levels of recombinant C5aR expression on the cell surface and contains high levels of the promiscuous G protein Ga15 to couple the receptor to the calcium signaling pathway. Thus, the cell line is an ideal tool for screening for antagonists of C5a/C5aR interactions.

Chemicon's cloned human C5a receptor membrane preparations are ideal tools for screening for antagonists of C5a/C5aR interactions. The C5aR Membrane Preps bind specifically to 125I-labeled ligand C5a, with Kd of 0.59 nM. With 5 μg membrane per well and 0.1 nM 125I-labeled C5a, more than 15-fold signal:background was obtained.

Chemicon's membrane preparations are crude membrane preparations made from our proprietary stable recombinant cell lines to ensure high-level of GPCR surface expression; thus, they are ideal HTS tools for screening of antagonists of FPR1 and its ligands. The membrane preparations exhibit a Kd of 0.39 nM for [125I]-WKYMVm. With 5 μg/well FPR1 Membrane Prep and 0.5 nM [125I]-WKYMVm, a greater than 20-fold signal-to-background is…

Chemicon's cloned human CB1-expressing cell line is made in the Chem-1 host, which supports high levels of recombinant CB1 expression on the cell surface and contains high levels of the promiscuous G protein Galpha15 to couple the receptor to the calcium signaling pathway. Thus, the cell line is an ideal tool for screening for agonists and antagonists of CB1.

Chemicon's CB1 membrane preparations are crude membrane preparations made from our proprietary stable recombinant cell lines to ensure high-level of GPCR surface expression; thus, they are ideal HTS tools for screening for agonists and antagonists at CB1. The membrane preparations exhibit a Kd of 7 nM for [3H]-SR141716A. In the presence of 2 nM [3H]-SR141716A with CP55940 as unlabeled competitor, 5 μg/well and 10 μg/well CB1 M…

Chemicon's cloned human CB2-expressing cell line is made in the Chem-4 host, which supports high levels of recombinant CB2 expression on the cell surface and contains high levels of promiscuous G proteins to couple the receptor to the calcium signaling pathway. Thus, the cell line is an ideal tool for screening for antagonists of interactions between CB2 and its ligands.

EMD Millipore's CB2 membrane preparations are crude membrane preparations made from stable recombinant cell lines with a high-level of GPCR surface expression; thus, they are ideal HTS tools for screening for agonists and antagonists of CB2. The membrane preparations exhibit a Kd of 2.7 nM for [3H]-CP55,940. With 5 μg/well CB2 Membrane Prep and 2.5 nM [3H]-CP55,940, greater than 10-fold signal-to-background ratio is obtained.

EMD Millipore's cloned human MC2-MRAP double stable cell line is made in the Chem-1 host, which supports high levels of recombinant MC2 expression on the cell surface and contains high levels of the endogenous promiscuous G protein Gα15 to couple the receptor to the calcium signaling pathway. Thus, the cell line is an ideal tool for screening for antagonists of interactions between MC2 and its ligands.

Chemicon's cloned human CRF1-expressing cell line is made in the Chem-1 host, which supports high levels of recombinant CXCR2 expression on the cell surface and contains high levels of the promiscuous G protein Galpha15 to couple the receptor to the calcium signaling pathway. Thus, the cell line is an ideal tool for screening for antagonists of interactions between CRF1 and its ligands.