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5mg |
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10mg |
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25mg |
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50mg |
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100mg |
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500mg |
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Other Sizes |
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Purity: ≥98%
ISO-1, formerly known as MIF Antagonist and ISO-1 and Macrophage Migration Inhibitory Factor, is a MIF inhibitor. ISO-1 has CAS#478336-92-4. INVIVO-6924 Protects Photoreceptors and Reduces Gliosis in Experimental Retinal Detachment. Systemic administration of the MIF inhibitor ISO-1 significantly blocked photoreceptor apoptosis, outer nuclear layer (ONL) thinning, and retinal gliosis. ISO-1 and MIF knockout (MIFKO) had greater accumulation of Müller glia pERK expression in the detached retina, suggesting that Müller survival pathways might underlie the neuroprotective response.
ln Vitro |
Without recombinant MIF added, ISO-1 (0.1–20 μM; 16 hours) has a mild inhibitory effect on Cox-2 secretion [1].
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ln Vivo |
ISO-1 (ip; 3.5–35 mg/kg; twice daily; 2 weeks) has anti-inflammatory properties and increases survival from lethal endotoxemia [2]. Intraperitoneal injection ISO-1 (35 mg/kg, twice daily, 3 days) significantly lowers Flk1 expression in the implants and decreases mean implant size [3].
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Cell Assay |
Western Blot Analysis[1]
Cell Types: RAW 264.7 macrophages Tested Concentrations: 0.1μM, 1μM, 10μM, 20μM Incubation Duration: 16 hrs (hours) Experimental Results: Inhibition of Cox-2 secretion. |
Animal Protocol |
Animal/Disease Models: C57Bl/6 MIF+/+ and MIF–/– mice [2]
Doses: 3.5-35 mg/kg Route of Administration: intraperitoneal (ip) injection; 3.5-35 mg/kg; twice (two times) daily; 2 weeks Experimental Results: Yes Preventing fatal sepsis. Animal/Disease Models: Female C57BL/6-Tg(ACTB-EGFP)1Osb/J mice [3] Doses: 35 mg/kg Route of Administration: intraperitoneal (ip) injection; 35 mg/kg; twice (two times) daily; 3 days Experimental Results: In utero The average size of the endometriotic implants diminished. |
References |
[1]. Lubetsky JB, et al. The tautomerase active site of macrophage migration inhibitory factor is a potential target for discovery of novel anti-inflammatory agents. J Biol Chem. 2002 Jul 12;277(28):24976-82.
[2]. Al-Abed Y, et al. ISO-1 binding to the tautomerase active site of MIF inhibits its pro-inflammatory activity and increases survival in severe sepsis. J Biol Chem. 2005 Nov 4;280(44):36541-4. [3]. Nothnick WB, et al. Inhibition of macrophage migration inhibitory factor reduces endometriotic implant size in mice with experimentally induced disease. J Endometr. 2011 Sep 30;3(3):135-142. |
Molecular Formula |
C12H13NO4
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Molecular Weight |
235.239
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Exact Mass |
235.0845
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CAS # |
478336-92-4
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Related CAS # |
478336-92-4;
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SMILES |
O=C(OC)CC1CC(C2=CC=C(O)C=C2)=NO1
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Chemical Name |
4,5-dihydro-3-(4-hydroxyphenyl)-5-isoxazoleacetic acid, methyl ester
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Synonyms |
ISO-1 ISO 1 ISO1 MIF Antagonist Macrophage Migration Inhibitory Factor
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Storage |
Powder -20°C 3 years 4°C 2 years In solvent -80°C 6 months -20°C 1 month |
Shipping Condition |
Room temperature (This product is stable at ambient temperature for a few days during ordinary shipping and time spent in Customs)
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Solubility (In Vitro) |
DMSO : ~50 mg/mL (~212.55 mM)
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Solubility (In Vivo) |
Solubility in Formulation 1: 5 mg/mL (21.25 mM) in 5% DMSO + 95% Saline (add these co-solvents sequentially from left to right, and one by one), clear solution; with sonication.
Preparation of saline: Dissolve 0.9 g of sodium chloride in 100 mL ddH₂ O to obtain a clear solution. Solubility in Formulation 2: ≥ 2.5 mg/mL (10.63 mM) (saturation unknown) in 10% DMSO + 40% PEG300 + 5% Tween80 + 45% Saline (add these co-solvents sequentially from left to right, and one by one), clear solution. For example, if 1 mL of working solution is to be prepared, you can add 100 μL of 25.0 mg/mL clear DMSO stock solution to 400 μL PEG300 and mix evenly; then add 50 μL Tween-80 to the above solution and mix evenly; then add 450 μL normal saline to adjust the volume to 1 mL. Preparation of saline: Dissolve 0.9 g of sodium chloride in 100 mL ddH₂ O to obtain a clear solution. View More
Solubility in Formulation 3: ≥ 2.5 mg/mL (10.63 mM) (saturation unknown) in 10% DMSO + 90% (20% SBE-β-CD in Saline) (add these co-solvents sequentially from left to right, and one by one), clear solution. Solubility in Formulation 4: ≥ 2.5 mg/mL (10.63 mM) (saturation unknown) in 10% DMSO + 90% Corn Oil (add these co-solvents sequentially from left to right, and one by one), clear solution. For example, if 1 mL of working solution is to be prepared, you can add 100 μL of 25.0 mg/mL clear DMSO stock solution to 900 μL corn oil and mix evenly. |
Preparing Stock Solutions | 1 mg | 5 mg | 10 mg | |
1 mM | 4.2510 mL | 21.2549 mL | 42.5098 mL | |
5 mM | 0.8502 mL | 4.2510 mL | 8.5020 mL | |
10 mM | 0.4251 mL | 2.1255 mL | 4.2510 mL |
*Note: Please select an appropriate solvent for the preparation of stock solution based on your experiment needs. For most products, DMSO can be used for preparing stock solutions (e.g. 5 mM, 10 mM, or 20 mM concentration); some products with high aqueous solubility may be dissolved in water directly. Solubility information is available at the above Solubility Data section. Once the stock solution is prepared, aliquot it to routine usage volumes and store at -20°C or -80°C. Avoid repeated freeze and thaw cycles.
Calculation results
Working concentration: mg/mL;
Method for preparing DMSO stock solution: mg drug pre-dissolved in μL DMSO (stock solution concentration mg/mL). Please contact us first if the concentration exceeds the DMSO solubility of the batch of drug.
Method for preparing in vivo formulation::Take μL DMSO stock solution, next add μL PEG300, mix and clarify, next addμL Tween 80, mix and clarify, next add μL ddH2O,mix and clarify.
(1) Please be sure that the solution is clear before the addition of next solvent. Dissolution methods like vortex, ultrasound or warming and heat may be used to aid dissolving.
(2) Be sure to add the solvent(s) in order.