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I9657

Ionomycin from Streptomyces conglobatus

≥98% (HPLC)

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About This Item

Empirical Formula (Hill Notation):
C41H72O9
CAS Number:
Molecular Weight:
709.00
UNSPSC Code:
51102829
NACRES:
NA.85
PubChem Substance ID:
MDL number:
Beilstein/REAXYS Number:
3642126
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biological source

Streptomyces conglobatus

Quality Segment

assay

≥98% (HPLC)

solubility

acetonitrile: 10 mg/mL

antibiotic activity spectrum

Gram-positive bacteria

mode of action

cell membrane | interferes

storage temp.

−20°C

SMILES string

C[C@H](CCC(O)=O)C[C@H](C)C[C@H](C)C(=O)\C=C(/O)[C@H](C)C[C@H](C)C\C=C\[C@@H](C)[C@@H](O)[C@@H](C)[C@@H](O)C[C@@H]1CC[C@](C)(O1)[C@H]2CC[C@](C)(O2)[C@@H](C)O

InChI

1S/C41H72O9/c1-25(21-29(5)34(43)24-35(44)30(6)22-27(3)20-26(2)14-15-38(46)47)12-11-13-28(4)39(48)31(7)36(45)23-33-16-18-41(10,49-33)37-17-19-40(9,50-37)32(8)42/h11,13,24-33,36-37,39,42-43,45,48H,12,14-23H2,1-10H3,(H,46,47)/b13-11+,34-24-/t25-,26-,27+,28-,29-,30+,31+,32-,33+,36+,37-,39-,40+,41+/m1/s1

InChI key

PGHMRUGBZOYCAA-ADZNBVRBSA-N

Application

Ionomycin from Streptomyces conglobatus has been used:
  • in magnesium-ionomycin treatment experiments
  • as a supplement in calcium-free Dulbecco′s modified Eagle medium (DMEM) for ionophore treatment
  • in the restimulation of peripheral blood mononuclear cells (PBMCs) to analyze cytokine production using flow cytometry (FCM)
  • as a calcium ionophore to treat oocytes to perform intracytoplasmic sperm injection (ICSI) combined with assisted oocyte activation (AOA)

Biochem/physiol Actions

Ionomycin is a polyether antibiotic and an ionophore produced by the bacterium Streptomyces conglobatus. This Ca2+ ionophore is more effective than A23187 as a mobile ion carrier for Ca2+. It is non-fluorescent. It induces apoptotic degeneration of embryonic cortical neurons. Ionomycin has been shown to induce central demyelination, inhibit adrenal bovine TREK-1 channels, and regulate cell division of mature human B cells. It is used to study the effects of calcium flux on endoplasmic reticulum (ER) stress, mitochondrial stress, and intrinsic apoptosis mechanisms. It also stimulates the intracellular production of cytokines, interferon, perforin, interleukin-2 (IL-2), and IL-4 usually in conjunction with PMA.
Ionomycin is highly specific for divalent cations. It may have antiproliferative effects on the human bladder cancer cell line both in vitro and in vivo. Ionomycin functions as an apoptosis inducer which was suggested to act by activation of a latent, calcium-responsive endonuclease.

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This Item
I3909I0634M7949
mode of action

cell membrane | interferes

mode of action

cell membrane | interferes

mode of action

cell membrane | interferes

mode of action

DNA synthesis | interferes

antibiotic activity spectrum

Gram-positive bacteria

antibiotic activity spectrum

Gram-positive bacteria

antibiotic activity spectrum

Gram-positive bacteria

antibiotic activity spectrum

Gram-negative bacteria, Gram-positive bacteria, neoplastics

Quality Level

300

Quality Level

300

Quality Level

300

Quality Level

200

assay

≥98% (HPLC)

assay

≥98% (HPLC)

assay

≥98% (HPLC)

assay

≥98% (HPLC)

storage temp.

−20°C

storage temp.

−20°C

storage temp.

2-8°C

storage temp.

2-8°C

solubility

acetonitrile: 10 mg/mL

solubility

DMSO: 1 mM

solubility

DMSO: 10 mg/mL, ethanol: soluble

solubility

DMSO: 1.0 mg/mL


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Storage Class

10 - Combustible liquids



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Global Trade Item Number

SKUGTIN
I9657-5MG04061833865750
I9657-1MG04061833865743

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  1. How can I determine the shelf life / expiration / retest date of this product?

    1 answer
    1. If this product has an expiration or retest date, it will be shown on the Certificate of Analysis (COA, CofA). If there is no retest or expiration date listed on the product's COA, we do not have suitable stability data to determine a shelf life. For these products, the only date on the COA will be the release date; a retest, expiration, or use-by-date will not be displayed.
      For all products, we recommend handling per defined conditions as printed in our product literature and website product descriptions. We recommend that products should be routinely inspected by customers to ensure they perform as expected.
      For products without retest or expiration dates, our standard warranty of 1 year from the date of shipment is applicable.
      For more information, please refer to the Product Dating Information document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/418/501/product-dating-information-06-25-mk.pdf

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  2. How is shipping temperature determined? And how is it related to the product storage temperature?

    1 answer
    1. Products may be shipped at a different temperature than the recommended long-term storage temperature. If the product quality is sensitive to short-term exposure to conditions other than the recommended long-term storage, it will be shipped on wet or dry-ice. If the product quality is NOT affected by short-term exposure to conditions other than the recommended long-term storage, it will be shipped at ambient temperature. As shipping routes are configured for minimum transit times, shipping at ambient temperature helps control shipping costs for our customers. For more information, please refer to the Storage and Transport Conditions document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/316/622/storage-transport-conditions-mk.pdf

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