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  • Enhancement of colloid uptake by tumor cell surface electrical charge modification.

Enhancement of colloid uptake by tumor cell surface electrical charge modification.

Biochimica et biophysica acta (1989-07-10)
L J Anghileri, P Maincent, J Robert
ABSTRACT

Colloidal [51Cr]chromic phosphate uptake is considerably increased by preincubation of P388 ascites leukemia cells with poly(DL-lysine). The uptake increase is in direct relationship with the concentration and the degree of polymerization of poly(DL-lysine). The probable implication of cell surface electrical charge modification in these phenomena is discussed.

MATERIALS
Product Number
Brand
Product Description

Sigma-Aldrich
Poly-DL-lysine hydrobromide, mol wt 25,000-40,000
Sigma-Aldrich
Poly-DL-lysine hydrobromide, mol wt >40,000