Pyrromycin
Pyrromycin is an antibiotic against Gram-positive bacteria.
For research use only. We do not sell to patients.
- CAS No.: 668-17-7
- Formula: C30H35NO11
- Molecular Weight:585.60
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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
Chemical Information
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CAS No. 668-17-7
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Molecular Weight 585.60
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Formula C30H35NO11
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SMILES
COC([C@@H]([C@](O)(C1)CC)C(C=C2C(C(C3=C(O)C=CC(O)=C3C2=O)=O)=C4O)=C4[C@H]1O[C@H]5C[C@@H]([C@@H]([C@@H](O5)C)O)N(C)C)=O
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Structure Classification
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Initial Source
Streptomyces strain DOA 1205 as the HCl salt
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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)