Signal Transduction



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 ALX-450-001[ALEXIS] Revised 16-Dec-08  

A23187 (free acid)

SYNONYMS   

Calcium Ionophore A23187
Calcimycin
Antibiotic A23187

PRODUCT LINE   

Natural Products / Antibiotics

PRODUCT FAMILIES   

Antibiotics - Ionophores

Ordering Information
 Product NumbersFormatSizeUnit PriceQuantity
 ALX-450-001-M001 1 mg  
 ALX-450-001-M005 5 mg  
 ALX-450-001-5001 5x1 mg  
 ALX-450-001-M010 10 mg  
 ALX-450-001-M025 25 mg  
 ALX-450-001-M050 50 mg  
Product Specification
FORMULA:   C29H37N3O6
 
MW:   523.6
 
CAS NUMBER:   52665-69-7
 
MERCK INDEX:   14: 1639
 
RTECS:   DM4676000
 
SOURCE/HOST:   Isolated from Streptomyces chartreusis.
 
PURITY:   ≥98% (HPLC)
 
APPEARANCE:   White to off-white solid.
 
SOLUBILITY:   Soluble in DMSO, 100% ethanol or methylene chloride; slightly soluble in water. Solubilize in DMSO or ethanol prior to preparing aqueous solutions of very low concentrations.
 
SHIPPING:   AMBIENT
 
LONG TERM STORAGE:   +4°C
 
USE/STABILITY:   In aqueous systems product may aggregate over time.
 
HANDLING:    Protect from light. In aqueous systems, the product aggregates over time.
 
HAZARD:   IRRITANT.

Product Description

Antibiotic possessing weak in vitro antimicrobial activity against gram positive bacteria and fungi. Divalent cation ionophore commonly used to increase intracellular Ca2+ levels in intact cells.

Product Specific Literature References
A23187: a divalent cation ionophore: P. W. Reed & H. A. Lardy; J. Biol. Chem. 247, 6970 (1972) Abstract
Effects of antibiotic ionophore, A23187, on oxidative phosphorylation and calcium transport of liver mitochondria: D.T. Wong, et al.; Arch. Biochem. Biophys. 156, 578 (1973) Abstract
Biological applications of ionophores: B.C. Pressman; Annu. Rev. Biochem. 45, 501 (1976), (Review) Abstract
Molecular mechanisms of endothelium-mediated vasodilation: R.R. Fiscus; Semin. Thromb. Hemost. 14 Suppl, 12 (1988), (Review) Abstract
Calcium ionophore A23187 action on cardiac myocytes is accompanied by enhanced production of reactive oxygen species: 1740, 481 (2005): T. Przygodzki, et al.; Biochim. Biophys. Acta 1740, 481 (2005) Abstract
General Information

Background/Technical Information   
Note: Due to the product’s strong inherent fluorescence, different crystal forms might influence the color.
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