In Vivo (Add solvents to the product individually and in order.)
Homogeneous suspension
CMC-NA
≥5mg/ml
Taking the 1 mL working solution as an example, add 5 mg of this product to 1 ml of CMC-Na solution, mix evenly to obtain a homogeneous suspension with a final concentration of 5 mg/ml.
Clear solution
5%DMSO
40%PEG300
5%Tween80
50%ddH2O
Validated by Selleck labs. Should you need adjustments to this formulation, contact our sales team for custom testing.
5.000mg/ml
(7.92mM)
Taking the 1 mL working solution as an example, add 50 μL of 100 mg/ml clarified DMSO stock solution to 400 μL of PEG300, mix evenly to clarify it; add 50 μL of Tween80 to the above system, mix evenly to clarify; then continue to add 500 μL of ddH2O to adjust the volume to 1 mL. The mixed solution should be used immediately for optimal results.
* <1 mg/ml means slightly soluble or insoluble. * Please note that Selleck tests the solubility of all compounds in-house, and the actual solubility may differ slightly from published values. This is normal and is due to slight batch-to-batch variations. * Room temperature shipping (Stability testing shows this product can be shipped without any cooling measures.)
Preparing Stock Solutions
Biological Activity
Description
Efonidipine (NZ-105) is an L- and T-type calcium channel blocker leading to vasodilation and decreased automaticity of the heart. It also suppresses aldosterone secretion from the adrenal.
Targets
T-type calcium channel
In vitro
Although efonidipine is not a specific T-type calcium channel (TTCC) blocker as it could also block L-type calcium channel (LTCC), its efficacy in blocking TTCC is much greater than that of LTCC. This compound exerts an inhibitory effect on aldosterone synthesis and secretion in a human adrenocortical cell line (H295R), an effect that is mediated, at least in part, by suppression of 11-β-hydroxylase and aldosterone synthase expression. It also suppresses both Ang II- and K+-induced aldosterone secretion, but it blocks the latter at much lower concentrations than the former.
In Vivo
Efonidipine could provide broader beneficial effects including the heart, liver, and plasma, and antioxidant in iron-overload condition in both WT(muβ+⁄+) and HT(muβth-3 ⁄+,) mice
The NCI-H295R human adrenocortical cell line (H295)
Concentrations
0.3 μM and 3 μM
Incubation Time
24 h
Method
H295R cells are plated to a density of 0.2 × 106 in 6-well plates and incubated for 48 hours, after which the medium is replaced with low-serum medium containing 0.2% UltroserSF, and the cells are then treated with Ang II (100 nmol/L) or KCl (10 mmol/L) with or without the indicated concentration of this compound for 24 hours. The cells are then harvested, and the total cellular RNA is extracted using the isothiocyanate-acid phenol chloroform method. After quantifying the extracted RNA based on absorbance at 260 nm, 500-ng aliquots are reverse transcribed.
adult C57/BL6 mice (3-6 months old, heterozygous βKO type) with FE diet (0.2% ferrocene w⁄w)
Dosages
4 mg⁄kg
Administration
i.p.
References
https://pubmed.ncbi.nlm.nih.gov/22404220/
https://pubmed.ncbi.nlm.nih.gov/16424797/
Sellecks Efonidipine Has Been Cited by 1 Publication
Efonidipine Inhibits JNK and NF-κB Pathway to Attenuate Inflammation and Cell Migration Induced by Lipopolysaccharide in Microglial Cells
[ Biomol Ther (Seoul), 2022, 30(5):455-464]
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