2-Hydroxygentamicin B
2-Hydroxygentamicin B is a 3 aminoglycoside antibiotic with anti-Gram-positive and negative bacteria activity.
For research use only. We do not sell to patients.
- CAS No.: 78874-50-7
- Formula: C19H38N4O11
- Molecular Weight:498.53
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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. 78874-50-7
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Molecular Weight 498.53
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Formula C19H38N4O11
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SMILES
O[C@@H]1[C@H]([C@@H](O[C@@H]2[C@H]([C@@H]([C@H]([C@@H]([C@H]2N)O)N)O[C@H]3OC[C@@](C)([C@@H]([C@H]3O)NC)O)O)O[C@@H]([C@H]1O)CN)O
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Structure Classification
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Initial Source
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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)