Macrosphelide A
Macrosphelide A is a macrolide antibiotic. Macrosphelide A inhibits growth of some ascomycetes, basidiomycetes, oomycetes and all four Gram-positive bacteria tested, including the medically important Staphylococcus aureus with a MIC of ≤500 μg/mL.
For research use only. We do not sell to patients.
- CAS No.: 172923-77-2
- Formula: C16H22O8
- Molecular Weight:342.34
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Storage:
Please store the product under the recommended conditions in the Certificate of Analysis.
All Antibiotic Isoforms
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Biological Activity
Description
IC50 & Target
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Macrolide |
Chemical Information
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CAS No. 172923-77-2
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Molecular Weight 342.34
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Formula C16H22O8
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SMILES
O=C(C[C@H](C)OC(/C=C/[C@@H](O)[C@H](C)O1)=O)O[C@@H](C)[C@H](O)/C=C/C1=O
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Structure Classification
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Initial Source
Coniothyrium minitans
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Shipping
Room temperature in continental US; may vary elsewhere.
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Storage
Please store the product under the recommended conditions in the Certificate of Analysis.
Protocols
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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.
Purity & Documentation
References
Calculators
Concentration (start) × Volume (start) = Concentration (final) × Volume (final)