Sclerotioramine
Sclerotioramine (Compound 1), a red pigment, is an antioxidant compound. Sclerotioramine can be isolated from the endolichenic fungus Penicillium sp.-strain 1322P. Sclerotioramine has potent antibacterial activity with MICs of 3.125, 3.125 and 6.25 μg/mL for Bacillus subtilis, Bacillus megaterium and Shigella dysentery, respectively. Sclerotioramine also has significant antifungal activity against Pestalotiopsis theae, Cochliobolus miyabeanus and Exserohilum turcicum.
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- CAS. Nr.: 34695-81-3
- Formel: C21H24ClNO4
- Molecular Weight:389.87
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Speicherung:
Please store the product under the recommended conditions in the Certificate of Analysis.
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Biologische Aktivität
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Chemical Information
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Biologische Aktivität
Beschreibung
Chemical Information
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CAS. Nr. 34695-81-3
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Molecular Weight 389.87
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Formel C21H24ClNO4
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SMILES
O=C(C1(OC(C)=O)C)C(Cl)=C2C=C(/C=C/C(C)=C/C(C)CC)NC=C2C1=O
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Structure Classification
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Initial Source
Diaporthe sp.
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Versand
Room temperature in continental US; may vary elsewhere.
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Speicherung
Please store the product under the recommended conditions in the Certificate of Analysis.
Protokoll
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Research Protocol for Infectious Diseases
Infectious-disease experiments test how pathogens interact with host barriers, innate immune receptors, inflammatory signaling, pathogen replication, and tissue injury; pattern-recognition receptors such as TLRs, RIG-I-like receptors, NOD-like receptors, and inflammasomes detect microbial molecules and activate NF-κB, interferon, and cytokine responses. The central hypothesis is that infection severity reflects the balance between pathogen burden and host response: protective inflammation restricts pathogen growth, whereas excessive or mislocalized inflammation contributes to tissue damage and disease phenotype. Unresolved questions include which host pathways are protective versus pathogenic, why some infection models fail to translate to human disease, and which combined readouts best predict clinically relevant infection outcomes.
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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
Verweise
[1]. Kawakami H, et al. Antioxidant compounds produced by endolichenic fungus Penicillium sp.-strain 1322P isolated from Pyxine subcinerea. Arch Microbiol. 2024 Mar 21;206(4):187. [Content Brief]
[2]. Huang L, et al. Isolation and Characterization of Antimicrobial Metabolites from the Sophora tonkinensis-Associated Fungus Penicillium sp. GDGJ-N37. Molecules. 2024 Jan 10;29(2):348. [Content Brief]
Calculators
Konzentration (Stammlösung) × Volumen (Stammlösung) = Konzentration (Ziellösung) × Volumen (Ziellösung)
Sclerotioramine Related Classifications
HY-135535 Related Classifications
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