GLPBio

MSOP

Catalog No.: GC17185Purity:>98.00%
MSOP est un antagoniste sélectif des récepteurs métabotropiques du glutamate de groupe III avec un KD apparent de 51 μM pour le mGluR présynaptique sensible au L-AP4.

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MSOP
Cas No.: 66515-29-5
1mgIn Stock
$126.00
1
5mgIn Stock
$261.00
1
10mgIn Stock
$414.00
1

Citations

1 publicationsPublications de chercheurs utilisant ce produit

Description

MSOP is a selective group III metabotropic glutamate receptor antagonist with apparent KD of 51 μM for the L-AP4-sensitive presynaptic mGluR.

In the presence of 200 μM MSOP, a rightward parallel shift of the dose-response curve to L-AP4 is observed, with an apparent KD calculated as 51±6 μM (n=3). MSOP is shown to be selective for the L-APC sensitive presynaptic mGluR, the apparent KD for the interaction of MSOP with the (1S, 3S)-ACPD sensitive receptor calculated as greater than 700 μM (n=3)[1].

It is found that TBOA-induced antinociceptive effects are significantly blocked by intrathecal co-administration of MSOP (second phase of formalin model: F3,16=30.96, P<0.001; CFA model: F3,16=30.77, P<0.001). As expected, intrathecal TBOA (10 μg) reduces the number of formalin-induced flinches and shakes by 47% of the value in the saline-treated group in the second phase (P<0.001) and blocked the CFA-induced decrease in ipsilateral paw withdrawal latency by 60% of the value in the saline-treated group (P=0.01). The number of formalin-induced flinches in the second phase in the group treated with MSOP and TBOA is increased by 56% (P=0.04) of the value in the TBOA-treated group. CFA-induced paw withdrawal latency in the group treated with MSOP and TBOA is decreased by 86% (P=0.03) of the value in the TBOA-treated group[2].

References:
[1]. Thomas NK, et al. alpha-Methyl derivatives of serine-O-phosphate as novel, selective competitive metabotropic glutamate receptor antagonists. Neuropharmacology. 1996 Jun;35(6):637-42.
[2]. Myron Yaster, et al. Effect of inhibition of spinal cord glutamate transporters on inflammatory pain induced by formalin and complete Freund’s adjuvant. Anesthesiology. 2011 Feb; 114(2): 412–423.

Protocole (Protocol)

Animal experiment:

Rats[2]Male Sprague-Dawley rats (250-300 g) are housed individually in cages on a standard 12 h-12 h light-dark cycle. Water and food are available as libitum until rats are transported to the labotatory approximately 1 h before the experiments. A glutamate transporter activator, three glutamate transporter inhibitors, TBOA, DL-THA, dihydrokainate, and a selective group III mGluR antagonist MSOP are used. All drugs are dissolved in 0.9% physiological saline. To examine the role of group III mGluRs in the antinociceptive effect produced by intrathecal TBOA in the formalin model, the rats are intrathecally injected with saline (10 μL; n=5), MSOP (10 μg/10 μL; n=5), TBOA (10 μg/10 μL; n=5), or MSOP plus TBOA (n=5). Ten minutes later, 2% formalin (100 μL) is injected into the plantar side of a hind paw and formalin-induced pain behaviors are assessed.To examine the role of group III mGluRs in the antinociceptive effect produced by intrathecal TBOA in the complete Freund’s adjuvant (CFA) model, the rats are intrathecally injected with saline (10 μL; n=5), MSOP (10 μg/10 μL; n=5), TBOA (10 μg/10 μL; n=5), or MSOP plus TBOA (n=5) at 6 h post-CFA and then measured paw withdrawal latencies[2].

References:

[1]. Thomas NK, et al. alpha-Methyl derivatives of serine-O-phosphate as novel, selective competitive metabotropic glutamate receptor antagonists. Neuropharmacology. 1996 Jun;35(6):637-42.
[2]. Myron Yaster, et al. Effect of inhibition of spinal cord glutamate transporters on inflammatory pain induced by formalin and complete Freund’s adjuvant. Anesthesiology. 2011 Feb; 114(2): 412–423.

Documents produit (Product Documents)

Purity:>98.00%Appearance:A solid

Propriétés chimiques (Chemical Properties)

N° CAS
66515-29-5
Nom chimique
(R)-2-amino-2-methyl-3-(phosphonooxy)propanoic acid
SMILES
OC([C@](COP(O)(O)=O)(C)N)=O
Formule moléculaire
C4H10NO6P
Masse moléculaire
199.1
Solubilité
<19.91mg/ml in Water
Conservation
Store at RT
Conseils généraux
Choisissez un solvant adapté selon les données de solubilité du produit. Après préparation, répartissez la solution mère en aliquotes afin d’éviter les cycles répétés de congélation-décongélation.
Utilisez les solutions mères dans les 6 mois si elles sont conservées à -80°C, ou dans le mois si elles sont conservées à -20°C.
Pour améliorer la solubilité, réchauffez le tube à 37°C et soniquez-le pendant une durée appropriée.
Conditions d’expédition
Les échantillons d’évaluation sont expédiés avec des blocs réfrigérants. Les autres formats sont expédiés à température ambiante ou, sur demande, avec des blocs réfrigérants.

Calculateurs (Calculators)Molarité / Dilution / Masse moléculaire / Conversion d’unités / Formulation in vivo / Solubilité

g/mol

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