R Portillo

Studies of the role of a particulate folate-binding protein in the uptake of 5-methyltetrahydrofolate by cultured human KB cells.

Asok Antony, Madeleine Kane, R Portillo et al. · Journal of Biological Chemistry · 1985 · 176 citations · Full text

Particulate Folate-binding Protein, Biochemistry, Medicine +12

Influence on immunoreactive folate-binding proteins of extracellular folate concentration in cultured human cells.

Madeleine Kane, Patrick C. Elwood, R Portillo et al. · Journal of Clinical Investigation · 1988 · 115 citations · Full text

Extracellular Folate Concentration, Cultured Human Cells, Biochemistry +11

The isolation, characterization, and comparison of the membrane-associated and soluble folate-binding proteins from human KB cells.

Patrick C. Elwood, Madeleine Kane, R Portillo et al. · Journal of Biological Chemistry · 1986 · 104 citations · Full text

The influence of extracellular folate concentration on methotrexate uptake by human KB cells. Partial characterization of a membrane-associated methotrexate binding protein.

Madeleine Kane, R Portillo, Patrick C. Elwood et al. · Journal of Biological Chemistry · 1986 · 77 citations · Full text

Cellular Physiology, Anti-cancer Agent, Cell Signaling +18

The interrelationship of the soluble and membrane-associated folate-binding proteins in human KB cells.

Madeleine Kane, Patrick C. Elwood, R Portillo et al. · Journal of Biological Chemistry · 1986 · 66 citations · Full text

Membrane-associated Folate-binding Proteins, Molecular Biology, Analytical Ultracentrifugation +23