Dalbavancin
Based on 8 publication(s) in Google Scholar
Dalbavancin (MDL-63397) is a semisynthetic lipoglycopeptide antibiotic with potent bactericidal activity against Gram-positive bacteria. Dalbavancin inhibits Staphylococcus aureus and Bacillus anthracis with MIC90s of 0.06 μg/mL and 0.25 μg/mL, respectively.
Nur für Forschungszwecke. Wir verkaufen nicht an Patienten.
- Reinheit : 99.9%
- CAS. Nr.: 171500-79-1
- Formel: C88H100Cl2N10O28
- Molecular Weight:1816.69
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Speicherung:Powder -20°C, 3 years ; In solvent -80°C, 6 months , -20°C, 1 month
To place orders, for customer services and technical support, please contact: MedChemExpress USA
Tel: 609-228-6898 E-mail: [email protected] [email protected]
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Biologische Aktivität
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Chemical Information
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Lösungsmittel & Löslichkeit
- Protokoll
- Reinheit & Dokumentation
- Verweise
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Help & FAQs
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Publications Citing Use of MedChemExpress (MCE) Dalbavancin
More- Cell Res. 2021 Jan;31(1):17-24. [Abstract]
- Sci Rep. 2025 May 2;15(1):15346. [Abstract]
- Sci Rep. 2022 Sep 26;12(1):16001. [Abstract]
- Antiviral Res. 2020 Jun:178:104786. [Abstract]
- Pathology. 2026 Feb 6:S0031-3025(26)00393-4. [Abstract]
- J Antibiot (Tokyo). 2019 Feb;72(2):114-117. [Abstract]
- Enferm Infec Micr Cl. 30 July 2022.
- Eur J Orthop Surg Traumatol. 2023 Dec;33(8):3655-3659. [Abstract]
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More
Biologische Aktivität
Beschreibung
IC50 & Target
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Glycopeptide |
In Vitro
Dalbavancin is a parenterally administered semisynthetic lipoglycopeptide developed to combat infections caused by resistant gram-positive pathogens. Dalbavancin exhibits potent in vitro bactericidal activity against gram-positive pathogens including S. aureus (MRSA), VISA, and non-VanA strains of VRE. Dalbavancin is developed for the treatment of complicated skin and skin structure infections (cSSSIs), predominantly those caused by MRSA and β-hemolytic streptococci, organisms against which it has shown greater potency than existing glycopeptide therapeutic agents[1][2].
MedChemExpress (MCE) has not independently confirmed the accuracy of these methods. They are for reference only. Further protocols information, click here.
In Vivo
MedChemExpress (MCE) has not independently confirmed the accuracy of these methods. They are for reference only.
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Animal Model:Female BALB/c mice (6-8 weeks) challenged with Ames strain of B. anthracis[1]
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Dosage:15 mg/kg, 30 mg/kg, 60 mg/kg, 120 mg/kg, 240 mg/kg
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Administration:Intraperitoneal injection; every 36 h or 72 h; for 14 days
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Result:The efficacy was 80 to 100%, as determined by the rate of survival at 42 days, when treatment was initiated 24 h postchallenge with regimens of 15 to 120 mg/kg every 36 h or 30 to 240 mg/kg every 72 h.
Clinical Trial
| NCT Number | Sponsor | Condition | Start Date |
Phase
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|---|---|---|---|---|
| NCT01329991 | Plexxikon| | 2011-05 | PHASE1 |
Chemical Information
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CAS. Nr. 171500-79-1
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Appearance Solid
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Molecular Weight 1816.69
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Formel C88H100Cl2N10O28
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Color White to off-white
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SMILES
O[C@@H]([C@@H](O)[C@@H]1O)[C@H](O[C@@H]1CO)OC2=C(C3=CC([C@@](C4=O)([H])NC([C@@](NC([C@](NC([C@@](NC5=O)([H])C6)=O)([H])C(C=C7OC(C=C8[C@H]5NC)=C(C=C8)O)=C(C(O)=C7)Cl)=O)([H])C9=CC%10=C(O[C@H](O[C@H](C(O)=O)[C@@H](O)[C@@H]%11O)[C@@H]%11NC(CCCCCCCCC(C)C)=O)C(OC%12=CC=C6C=C%12)=C9)=O)=CC=C3O)C([C@@](NC([C@](N4)([H])[C@@H](C%13=CC=C(O%10)C(Cl)=C%13)O)=O)([H])C(NCCCN(C)C)=O)=CC(O)=C2
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Synonyms
MDL-63397; BI-397
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Versand
Room temperature in continental US; may vary elsewhere.
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Speicherung
Powder -20°C 3 years In solvent -80°C 6 months -20°C 1 month
Publications (8)
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Journal Impact Factor
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Most Recent
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Cell Res
Dalbavancin binds ACE2 to block its interaction with SARS-CoV-2 spike protein and is effective in inhibiting SARS-CoV-2 infection in animal models. [Abstract]2021 Jan;31(1):17-24. PMID: 33262453 -
Sci Rep
Genomic and phenotypic adaptations of methicillin resistant Staphylococcus aureus during vancomycin therapy. [Abstract]2025 May 2;15(1):15346. PMID: 40316685 -
Sci Rep
Semisynthetic teicoplanin derivatives with dual antimicrobial activity against SARS-CoV-2 and multiresistant bacteria. [Abstract]2022 Sep 26;12(1):16001. PMID: 36163239 -
Antiviral Res
Remdesivir, lopinavir, emetine, and homoharringtonine inhibit SARS-CoV-2 replication in vitro. [Abstract]2020 Jun:178:104786. PMID: 32251767 -
Pathology
In vitro activity of recently introduced Gram-positive-specific antimicrobial agents against Australian methicillin-resistant Staphylococcus aureus isolates. [Abstract]2026 Feb 6:S0031-3025(26)00393-4. PMID: 41760492 -
J Antibiot (Tokyo)
2019 Feb;72(2):114-117. PMID: 30504918 -
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Eur J Orthop Surg Traumatol
Effective use of a two-dose regimen of dalbavancin to treat prosthetic joint infections and spinal hardware infections. [Abstract]2023 Dec;33(8):3655-3659. PMID: 37270761
Lösungsmittel & Löslichkeit
In Vitro:
DMSO : 50 mg/mL (27.52 mM; Need ultrasonic; Hygroscopic DMSO has a significant impact on the solubility of product, please use newly opened DMSO)
Please refer to the solubility information to select the appropriate solvent. Once prepared, please aliquot and store the solution to prevent product inactivation from repeated freeze-thaw cycles.
Storage method and period of stock solution: -80°C, 6 months; -20°C, 1 month. When stored at -80°C, please use it within 6 months. When stored at -20°C, please use it within 1 month.
Please refer to the solubility information to select the appropriate solvent. Once prepared, please aliquot and store the solution to prevent product inactivation from repeated freeze-thaw cycles.
Storage method and period of stock solution: -80°C, 6 months; -20°C, 1 month. When stored at -80°C, please use it within 6 months. When stored at -20°C, please use it within 1 month.
Konzentration (Stammlösung) × Volumen (Stammlösung) = Konzentration (Ziellösung) × Volumen (Ziellösung)
In Vivo:
Select the appropriate dissolution method based on your experimental animal and administration route.
- For the following dissolution methods, please ensure to first prepare a clear stock solution using an In Vitro approach and then sequentially add co-solvents:
- To ensure reliable experimental results, the clarified stock solution can be appropriately stored based on storage conditions. As for the working solution for In Vivo experiments, it is recommended to prepare freshly and use it on the same day.
- The percentages shown for the solvents indicate their volumetric ratio in the final prepared solution. If precipitation or phase separation occurs during preparation, heat and/or sonication can be used to aid dissolution.
Add each solvent one by one: 10% DMSO 40% PEG300 5% Tween-80 45% Saline
Solubility: ≥ 1.25 mg/mL (0.69 mM); Clear solution
This protocol yields a clear solution of ≥ 1.25 mg/mL (saturation unknown).
Taking 1 mL working solution as an example, add 100 μL DMSO stock solution (12.5 mg/mL) to 400 μL PEG300, and mix evenly; then add 50 μL Tween-80 and mix evenly; then add 450 μL Saline to adjust the volume to 1 mL.
Preparation of Saline: Dissolve 0.9 g sodium chloride in ddH₂O and dilute to 100 mL to obtain a clear Saline solution.
Add each solvent one by one: 10% DMSO 90% (20% SBE-β-CD in Saline)
Solubility: ≥ 1.25 mg/mL (0.69 mM); Clear solution
This protocol yields a clear solution of ≥ 1.25 mg/mL (saturation unknown).
Taking 1 mL working solution as an example, add 100 μL DMSO stock solution (12.5 mg/mL) to 900 μL 20% SBE-β-CD in Saline, and mix evenly.
Preparation of 20% SBE-β-CD in Saline (4°C, storage for one week): 2 g SBE-β-CD powder is dissolved in 10 mL Saline, completely dissolve until clear.
In Vivo Dissolution Calculator
Please enter the basic information of animal experiments:
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Recommended: Prepare an additional quantity of animals to account for potential losses during experiments.
Please enter your animal formula composition:
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%DMSO +
Recommended: Keep the proportion of DMSO in working solution below 2% if your animal is weak.
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%+
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+%Tween-80 + +
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%Saline +
The co-solvents required include: DMSO, . All of co-solvents are available by MedChemExpress (MCE). , Tween 80. All of co-solvents are available by MedChemExpress (MCE).
Working solution concentration: 0.22 mg/mL
Method for preparing stock solution: mg drug dissolved in μL DMSO. Stock solution concentration: mg/mL.
1. Take μL DMSO stock solution;
2. Add μL .
μL , mix evenly;
3. Then add μL Tween 80, mix evenly;
4. Then add μL
Please ensure that the stock solution in the first step is dissolved to a clear state, and add co-solvents in sequence. You can use ultrasonic heating (ultrasonic cleaner, recommended frequency 20-40 kHz), vortexing, etc. to assist dissolution.
Protokoll
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Gram Staining of Tissue Sections
Gram staining of tissue sections is a histochemical technique used to differentiate Gram-positive and Gram-negative bacteria within histological specimens based on differences in bacterial cell wall structure and dye retention, adapted from classical bacteriological Gram staining into tissue-compatible “histological Gram stain” variants. In tissue applications, modifications of the Brown-Hopps and Brown-Brenn methods are commonly used to improve differentiation of microorganisms embedded within host connective tissue and to reduce overstaining or loss of Gram-negative signal, which are known limitations of earlier approaches. The principle relies on crystal violet-iodine complex retention in Gram-positive organisms and subsequent decolorization and counterstaining steps that allow contrast visualization of Gram-negative organisms against tissue background.
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Bacterial live/dead nucleic-acid viability staining
The LIVE/DEAD bacterial viability staining method is based on differential permeability of nucleic-acid-binding fluorescent dyes, most commonly SYTO 9 and propidium iodide (PI), which enables discrimination of bacterial populations with intact versus compromised cytoplasmic membranes. SYTO 9 penetrates both intact and damaged bacterial membranes and binds nucleic acids to produce green fluorescence, whereas propidium iodide penetrates only cells with compromised membranes and fluoresces red while also reducing SYTO 9 signal through competitive binding and fluorescence interactions. The resulting fluorescence pattern is interpreted as a proxy for membrane integrity, which is widely used as an indicator of bacterial viability in microscopy, flow cytometry, and spectroscopic platforms. However, mechanistic studies show that SYTO 9 and PI interactions involve displacement and fluorescence resonance energy transfer effects, which can influence signal interpretation depending on dye ratios a
Reinheit & Dokumentation
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Data Sheet (297 KB)
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SDS (394 KB)
- English - EN (394 KB)
- Français - FR (394 KB)
- Deutsch - DE (394 KB)
- Norwegian - NO (394 KB)
- Español - ES (394 KB)
- Swedish - SV (394 KB)
- Italian - IT (394 KB)
- Korean - KR (394 KB)
- Portuguese - PT (394 KB)
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Handling Instructions (2659 KB)
Verweise
[1]. Heine HS, et al. Activity of dalbavancin against Bacillus anthracis in vitro and in a mouse inhalation anthrax model. Antimicrob Agents Chemother. 2010 Mar;54(3):991-6. [Content Brief]
[2]. Bennett JW, et al. Dalbavancin in the treatment of complicated skin and soft-tissue infections: a review. Ther Clin Risk Manag. 2008 Feb;4(1):31-40. [Content Brief]
Complete Stock Solution Preparation Table
Please refer to the solubility information to select the appropriate solvent. Once prepared, please aliquot and store the solution to prevent product inactivation from repeated freeze-thaw cycles.
Storage method and period of stock solution: -80°C, 6 months; -20°C, 1 month. When stored at -80°C, please use it within 6 months. When stored at -20°C, please use it within 1 month.
| Optional Solvent | Concentration Solvent Mass | 1 mg | 5 mg | 10 mg | 25 mg |
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| DMSO | 1 mM | 0.5505 mL | 2.7523 mL | 5.5045 mL | 13.7613 mL |
| 5 mM | 0.1101 mL | 0.5505 mL | 1.1009 mL | 2.7523 mL | |
| 10 mM | 0.0550 mL | 0.2752 mL | 0.5505 mL | 1.3761 mL | |
| 15 mM | 0.0367 mL | 0.1835 mL | 0.3670 mL | 0.9174 mL | |
| 20 mM | 0.0275 mL | 0.1376 mL | 0.2752 mL | 0.6881 mL | |
| 25 mM | 0.0220 mL | 0.1101 mL | 0.2202 mL | 0.5505 mL |
Dalbavancin Related Classifications
HY-17586A Related Classifications
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