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Merck

C7522

Sigma-Aldrich

Calcium Ionophore A23187

≥98% (TLC), powder

Synonim(y):

Kalcymycyna

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About This Item

Wzór empiryczny (zapis Hilla):
C29H37N3O6
Numer CAS:
Masa cząsteczkowa:
523.62
Beilstein:
1096801
Numer WE:
Numer MDL:
Kod UNSPSC:
12352200
Identyfikator substancji w PubChem:
NACRES:
NA.32

sterylność

non-sterile

Poziom jakości

Próba

≥98% (TLC)

Formularz

powder

kolor

white to light yellow

rozpuszczalność

ethanol: 5 mg/mL
DMSO: 50 mg/mL

spektrum działania antybiotyku

Gram-positive bacteria
fungi

Tryb działania

cell membrane | interferes

temp. przechowywania

2-8°C

ciąg SMILES

[H][C@@]1(O[C@@]2(CC[C@@H](C)[C@@H](Cc3nc4c(C(O)=O)c(NC)ccc4o3)O2)[C@H](C)C[C@H]1C)[C@H](C)C(=O)c5ccc[nH]5

InChI

1S/C29H37N3O6/c1-15-10-11-29(17(3)13-16(2)27(38-29)18(4)26(33)20-7-6-12-31-20)37-22(15)14-23-32-25-21(36-23)9-8-19(30-5)24(25)28(34)35/h6-9,12,15-18,22,27,30-31H,10-11,13-14H2,1-5H3,(H,34,35)/t15-,16-,17-,18-,22-,27+,29+/m1/s1

Klucz InChI

HIYAVKIYRIFSCZ-CYEMHPAKSA-N

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Opis ogólny

Calcium ionophore A23187 is a carboxylic acid antibiotic with weak in vitro activity against Gram-positive organisms. It increases the potential of divalent ions to cross biological membranes, thus it acts as an ionophore. Calcium ionophore A23187 specifically forms stable 2:1 complex with divalent cations, rendering these ions soluble in ordinary organic solvents. Since calcium ionophore A23187 is commonly used to increase intracellular Ca2+ levels in intact cells, it acts as an uncoupler of oxidative phosphorylation and an inhibitor of mitochondrial adenosine triphosphatase (ATPase) activity. Calcium Ionophore A23187 is a potent inducer of phosphorylation of Toxoplasma eukaryotic initiation factor-2α (eIF2α). It also induces apoptosis in mouse lymphoma cell line (S49)7 but also has been shown to block apoptosis in other systems, such as when interleukin-3 (IL-3) is withdrawn from IL-3-dependent cells. Calcium ionophore A23187 is widely used as artificial activating substances for human oocytes.
with heating or sonication. Solutions are stable for at least 3 months at -20 °C when protected from light and water contamination.
with heating. Solutions are stable for at least 3 months at -20 °C when protected from light and water contamination.

Zastosowanie

Calcium ionophore A23187 has been used:
  • as an endoplasmic reticulum (ER) stress inducer to study its effect on the expression of the toxoplasma unfolded protein response (UPR) genes
  • for the induction of the acrosome reaction
  • in skeletal muscle sarcoplasmic reticulum Ca2+ ATPase (SERCA) activity assay

Ionophore highly selective for Ca2+. Potentiates responses to NMDA but not quisqualate. In cell culture, stimulates nitric oxide production by calmodulin-dependent constitutive nitric oxide synthase.
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najczęściej kupowane z tym produktem

Numer produktu
Opis
Cennik

Kod klasy składowania

11 - Combustible Solids

Klasa zagrożenia wodnego (WGK)

WGK 3

Temperatura zapłonu (°F)

Not applicable

Temperatura zapłonu (°C)

Not applicable

Środki ochrony indywidualnej

dust mask type N95 (US), Eyeshields, Gloves


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Dokumenty związane z niedawno zakupionymi produktami zostały zamieszczone w Bibliotece dokumentów.

Odwiedź Bibliotekę dokumentów

Franz S Gruber et al.
eLife, 9 (2020-01-29)
There is an urgent need to develop new methods for male contraception, however a major barrier to drug discovery has been the lack of validated targets and the absence of an effective high-throughput phenotypic screening system. To address this deficit
Hans Wohlmuth et al.
Journal of natural products, 73(4), 743-746 (2010-03-20)
Bioactivity-guided fractionation of an ethanolic extract of the rhizome of Pleuranthodium racemigerum, a tropical Zingiberaceae species from Northeastern Australia, resulted in the isolation and structural elucidation of 1-(4''-methoxyphenyl)-7-(4'-hydroxyphenyl)-(E)-hept-2-ene (1), a new diarylheptanoid related to curcumin. Compound 1 was a fairly
Gianni Francesco Guidetti et al.
The Biochemical journal, 453(1), 115-123 (2013-04-23)
In blood platelets the small GTPase Rap1b is activated by cytosolic Ca2+ and promotes integrin αIIbβ3 inside-out activation and platelet aggregation. cAMP is the major inhibitor of platelet function and antagonizes Rap1b stimulation through a mechanism that remains unclear. In
Sharissa L Latham et al.
FASEB journal : official publication of the Federation of American Societies for Experimental Biology, 27(2), 672-683 (2012-11-20)
Elevated endothelial microparticle (MP) levels are observed in numerous diseases, increasingly supporting roles as effectors and valuable markers of vascular dysfunction. While a contractile role for the actin cytoskeleton has been implicated in vesiculation, i.e., MP production, the precise interactions
Asuman Mutlu et al.
British journal of haematology, 163(3), 377-384 (2013-09-17)
The cell plasma membrane is tightly coupled with the vital processes of apoptosis and activation. In the current study, we investigated exposure of the apoptosis marker phosphatidylserine (PS) and activation marker P-selectin (CD62) on the plasma membrane of anucleate platelets.

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