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Documenti fondamentali

N6910

Sigma-Aldrich

Neomycin trisulfate salt hydrate

Biotechnology Performance Certified, suitable for cell culture

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About This Item

Formula empirica (notazione di Hill):
C23H46N6O13 · 3H2SO4 · xH2O
Numero CAS:
Peso molecolare:
908.88 (anhydrous basis)
Numero CE:
Codice UNSPSC:
51101500
ID PubChem:

Grado

Biotechnology Performance Certified

tecniche

cell culture | mammalian: suitable

Impurezze

endotoxin, tested

Solubilità

H2O: 50 mg/mL

Spettro attività antibiotica

Gram-negative bacteria
Gram-positive bacteria

Modalità d’azione

protein synthesis | interferes

Stringa SMILE

O.OS(O)(=O)=O.OS(O)(=O)=O.OS(O)(=O)=O.NC[C@@H]1O[C@H](O[C@H]2[C@@H](O)[C@@H](O[C@@H]2CO)O[C@@H]3[C@@H](O)[C@H](N)C[C@H](N)[C@H]3O[C@H]4O[C@H](CN)[C@@H](O)[C@H](O)[C@H]4N)C(N)[C@@H](O)[C@@H]1O

InChI

1S/C23H46N6O13.3H2O4S.H2O/c24-2-7-13(32)15(34)10(28)21(37-7)40-18-6(27)1-5(26)12(31)20(18)42-23-17(36)19(9(4-30)39-23)41-22-11(29)16(35)14(33)8(3-25)38-22;3*1-5(2,3)4;/h5-23,30-36H,1-4,24-29H2;3*(H2,1,2,3,4);1H2/t5-,6+,7-,8+,9-,10-,11?,12+,13-,14-,15-,16-,17-,18-,19-,20-,21-,22-,23+;;;;/m1..../s1
WHAGUNPVKDUVFV-QGTTWHFQSA-N

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Descrizione generale

Chemical structure: aminoglycoside

Applicazioni

Neomycin Trisulfate is produced by Streptomyces containing a minimum of 85% neomycin B. It has been used as a selection agent for prokaryotic cells transformed using the neo selectable marker gene, and to study ototoxic side effects of antibiotics, platelet-derived growth factor responses in certain fibroblasts, and extraction of Nuclear Phosphatidylinositol 4,5-Bisphosphate-Interacting Proteins †††. It is recommended for use in cell culture applications at 50 mg/L. This product is biotechnology performance certified and cell culture tested.

Azioni biochim/fisiol

Mode of action: This product acts by binding to the 30S and 50S subunits, causing miscoding and inhibiting initiation and elongation during protein synthesis. Neomycin also blocks voltage-sensitive Ca2+ channels without affecting the Na+/Ca2+ antiporter in neurons.

Antimicrobial spectrum: Neomycin acts against both gram-positive and gram-negative bacteria.

Avvertenza

Stock solutions should be filter sterilized and stored at 2-8°C, and are stable at 37°C for 5 days. A 1 mg/mL neomycin solution in .1 M phosphate buffer, pH 8.0 should be used within 14 days when stored at 0-5°C. Solutions should be protected from light or moisture.

Nota sulla preparazione

Neomycin sulfate is soluble in H2O at 50 mg/mL, yielding a clear solution.

Altre note

Keep container tightly closed in a dry and well-ventilated place.

Pittogrammi

Health hazard

Avvertenze

Danger

Indicazioni di pericolo

Consigli di prudenza

Classi di pericolo

Resp. Sens. 1 - Skin Sens. 1

Codice della classe di stoccaggio

13 - Non Combustible Solids

Classe di pericolosità dell'acqua (WGK)

WGK 3

Punto d’infiammabilità (°F)

Not applicable

Punto d’infiammabilità (°C)

Not applicable

Dispositivi di protezione individuale

dust mask type N95 (US), Eyeshields, Faceshields, Gloves


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F S Vassbotn et al.
The Journal of biological chemistry, 267(22), 15635-15641 (1992-08-05)
The aminoglycoside neomycin has recently been found to affect certain platelet-derived growth factor (PDGF) responses in C3H/10T1/2 C18 fibroblasts. Using porcine aortic endothelial cells transfected with PDGF alpha- or beta-receptors, we explored the possibility that neomycin interferes with the interaction
Michael G Leitner et al.
Molecular pharmacology, 79(1), 51-60 (2010-10-12)
Aminoglycoside antibiotics (AGs) are severely ototoxic. AGs cause degeneration of outer hair cells (OHCs), leading to profound and irreversible hearing loss. The underlying mechanisms are not fully understood. OHC survival critically depends on a specific K+ conductance (I(K,n)) mediated by
Almut G Winterstein et al.
Otolaryngology--head and neck surgery : official journal of American Academy of Otolaryngology-Head and Neck Surgery, 148(2), 277-283 (2012-12-25)
Use of neomycin eardrops in nonintact tympanic membranes (NITMs) due to tympanic membrane (TM) perforation or tympanostomy tubes (TTs) is controversial because of the potential for ototoxicity. We sought to compare the risk of sensorineural hearing loss (SNHL) in patients
K Stypulkowska et al.
Journal of pharmaceutical and biomedical analysis, 76, 207-214 (2013-01-23)
A new, simple and repeatable liquid chromatographic method with charged aerosol detection (LC-CAD) for determination of neomycin and related substances has been developed. Analysis of neomycin or other aminoglycosides is problematic due to a lack of chromophores. Universal response of
Aurélia E Lewis et al.
Molecular & cellular proteomics : MCP, 10(2), M110-M110 (2010-11-05)
Considerable insight into phosphoinositide-regulated cytoplasmic functions has been gained by identifying phosphoinositide-effector proteins. Phosphoinositide-regulated nuclear functions however are fewer and less clear. To address this, we established a proteomic method based on neomycin extraction of intact nuclei to enrich for

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