46944 Sigma

Fluorescein isothiocyanate–dextran

average mol wt 4,000, (FITC:Glucose = 1:250)

Synonym: FITC–Dextran, FITC-Dextran 4


Related Categories Alphabetical, Biochemicals and Reagents, Fluorescent Conjugates, Fluorescent Conjugates for Flow Cytometry, Fluorescent Indicators and Probes,
assay   (FITC:Glucose = 1:250)
mol wt   average mol wt 4,000
extent of labeling   ~0.004 mol/mol FITC glucose
solubility   H2O: soluble50 mg/mL, slightly hazy, orange
storage temp.   2-8°C



Bottomless glass bottle. Contents are inside inserted fused cone.


Dextran labeled with fluorescein isothiocyanate for possible use in perfusion studies in animals.

Fluorescein isothiocyanate–dextran (FITC-Dextran 4) is use as a fluorescent probe to study cell permeability. FITC-Dextran 4 is used with to study permeability of epithelial cell such as intestinal and renal cells in vivo.

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