Erdmann, K.S., Eulenburg, V., Herrmann, L., Alev, C., and Heumann, R. (1999). Interaction of the ephrinB-family with the proteintyrosine phosphatase PTPL1/PTP-BL. JOURNAL OF NEUROCHEMISTRY 73, S125.

Goemans, C., Klinz, F.J., and Heumann, R. (1999). Phosphatidylinositol-3‘ kinase but not p21Ras is a common denominator for NGF-mediated survival in embryonic peripheral neurons. JOURNAL OF NEUROCHEMISTRY 73, S13.

Holzer, M., Beck, M., Narz, F., Muller, D., Gartner, U., Heumann, R., and Arendt, T. (1999). Effects on APP processing by activation of p21ras/MAPK cascade in vivo. JOURNAL OF NEUROCHEMISTRY 73, S25.

Lessmann, V., Haubensak, W., Hartmann, M., Narz, F., Erdmann, K., Klau, M., Salmen, B., and Heumann, R. (1999). Neurotrophins as endogenous mediators of synaptic plasticity. JOURNAL OF NEUROCHEMISTRY 73, S110.

Narz, F., Waldmeier, P., Berns, H., Wahle, P., Wagner, E., and Heumann, R. (1999). Transgenic activation of p21ras neurons: Effects on signal and dopaminergic neurons. JOURNAL OF NEUROCHEMISTRY 73, S32.

Susen, K., Heumann, R., and Blochl, A. (1999). Nerve growth factor stimulates MAPK via the low affinity receptor p75(LNTR). FEBS LETTERS 463, 231–234.

Susen, K., Heumann, R., and Blochl, A. (1999). P75 activates map kinase ERK1: A new signaling pathway of nerve growth factor. JOURNAL OF NEUROCHEMISTRY 73, S36.

Virdee, K., Xue, L.Z., Hemmings, B.A., Goemans, C., Heumann, R., and Am Tolkovsky (1999). Nerve growth factor-induced PKB/Akt activity is sustained by phosphoinositide 3-kinase dependent and independent signals in sympathetic neurons. BRAIN RESEARCH 837, 127–142.

Zhong, J., Dietzel, I.D., Wahle, P., Kopf, M., and Heumann, R. (1999). Sensory impairments and delayed regeneration of sensory axons in interleukin-6-deficient mice. JOURNAL OF NEUROSCIENCE 19, 4305–4313.

Ehrhardt, S., Neufeld, G., Markus, A., Erdmann, K., and Heumann, R. (1998). VEGF-mediated intracellular signal transduction: Role of FLT-1 tyrosine kinase receptor and p21ras. JOURNAL OF VASCULAR RESEARCH 35, P8.

Erdmann, K.S., Kaiser, A.D., Klinz, F.J., Zhong, J., Krautwald, S., and Heumann, R. (1998). Ectopic expression of a chimeric colony-stimulating factor-1/trkB-receptor promotes CSF-1-dependent survival of cultured sympathetic neurons. BIOCHEMICAL AND BIOPHYSICAL RESEARCH COMMUNICATIONS 249, 891–897.

Haubensak, W., Narz, F., Heumann, R., and Lessmann, V. (1998). BDNF-GFP containing secretory granules are localized in the vicinity of synaptic junctions of cultured cortical neurons. JOURNAL OF CELL SCIENCE 111, 1483–1493.

Lessmann, V., Haubensak, W., Narz, F., and Heumann, R. (1998). Presynaptic enhancement of glutamatergic synaptic transmission by BDNF or NT-4/5. EUROPEAN JOURNAL OF NEUROSCIENCE 10, 7802.

Lessmann, V., and Heumann, R. (1998). Modulation of unitary glutamatergic synapses by neurotrophin-4/5 or brain-derived neurotrophic factor in hippocampal microcultures: Presynaptic enhancement depends on pre-established paired-pulse facilitation. NEUROSCIENCE 86, 399–413.

Zhong, J., Annies, M., Hanisch, S., and Heumann, R. (1998). Molecular cloning of cDNA encoding GFR alpha-3. EUROPEAN JOURNAL OF NEUROSCIENCE 10, 2602.

Zhong, J., Dietzel-Meyer, I., Wahle, P., Kopf, M., and Heumann, R. (1998). Impairment of sensory regeneration in interleukin-6 deficient mice: comparison with Wld(s) (Ota) mice. EUROPEAN JOURNAL OF NEUROSCIENCE 10, 2524.

Althaus, H.H., Hempel, R., Kloppner, S., Engel, J., SchmidtSchultz, T., Kruska, L., and Heumann, R. (1997). Nerve growth factor signal transduction in mature pig oligodendrocytes. JOURNAL OF NEUROSCIENCE RESEARCH 50, 729–742.

Holzer, M., Rodel, L., Narz, F., Gartner, U., Vanmechelen, E., Heumann, R., and Arendt, T. (1997). Alterations in neuronal cytoskeleton induced by neuron-specific expression of the ras oncogene in transgenic mice. JOURNAL OF NEUROCHEMISTRY 69, S190.

Lessmann, V., and Heumann, R. (1997). Cyclic AMP endogenously enhances synaptic strength of developing glutamatergic synapses in serum-free microcultures of rat hippocampal neurons. BRAIN RESEARCH 763, 111–122.

Markus, A., vonHolst, A., Rohrer, H., and Heumann, R. (1997). NGF-mediated survival depends on p21ras in chick sympathetic neurons from the superior cervical but not from lumbosacral ganglia. DEVELOPMENTAL BIOLOGY 191, 306–310.