James Posada

Mos stimulates MAP kinase in Xenopus oocytes and activates a MAP kinase kinase in vitro.

James Posada, Nelson S. Yew, Natalie G. Ahn et al. · Molecular and Cellular Biology · 1993 · 415 citations · Full text

Life Sciences, Cell Biology, Molecular Biology +17

Purification and characterization of mitogen-activated protein kinase activator(s) from epidermal growth factor-stimulated A431 cells.

Rony Seger, Natalie G. Ahn, James Posada et al. · Journal of Biological Chemistry · 1992 · 372 citations · Full text

Life Sciences, Biochemistry, Molecular Biology +13

Requirements for Phosphorylation of Map Kinase During Meiosis in <i>Xenopus</i> Oocytes

James Posada, Jonathan A. Cooper · Science · 1992 · 313 citations

Life Sciences, Cell Biology, Molecular Biology +14

Asbestos causes stimulation of the extracellular signal-regulated kinase 1 mitogen-activated protein kinase cascade after phosphorylation of the epidermal growth factor receptor.

Christine Zanella, James Posada, T R Tritton et al. · PubMed · 1996 · 231 citations

Life Sciences, Cell Biology, Oncology +17

Tyrosine phosphorylation and activation of homologous protein kinases during oocyte maturation and mitogenic activation of fibroblasts.

James Posada, J S Sanghera, Steven Pelech et al. · Molecular and Cellular Biology · 1991 · 200 citations · Full text

Life Sciences, Cell Biology, Developmental Biology +13