Auxin gradients are associated with polarity changes in trees. E. M. Kramer, M. Lewandowski, S. Beri, J. Bernard, M. Borkowski, M. H. Borkowski, L. A. Burchfield, B. Mathisen, & J. Normanly, Science 320: 1610 (2008). Free access to this article (generously provided by AAAS).

The auxin influx carrier LAX3 promotes lateral root emergence . K. Swarup, E. Benkova, R. Swarup, I. Casimiro, B. Peret, Y. Yang, G. Parry, E. Nielsen, I. De Smet, S. Vanneste, M. P. Levesque, D. Carrier, N. James, V. Calvo, K. Ljung, E. M. Kramer, R. Roberts, N. Graham, S. Marillonnet, K. Patel, J. D. G. Jones, C. G. Taylor, D. P. Schachtman, S. T. May, G. Sandberg, P. N. Benfey, J. Friml, I. D. Kerr, T. Beeckman, L. Laplaze, & M. J. Bennett, Nature Cell Biology 10: 946-954 (2008).

Computer models of auxin transport: a review and commentary. E. M. Kramer, J. Exp. Bot. 59: 45-53 (2008).

Measurement of diffusion within the cell wall in living roots of Arabidopsis thaliana. E. M. Kramer, N. L. Frazer, & T. I. Baskin, J. Exp. Bot. 58: 3005-3015 (2007).

Wood grain pattern formation: a brief review. E. M. Kramer, Journal of Plant Growth Regulation 25: 290-301 (2006).

How far can a molecule of weak acid travel in the apoplast or xylem? E. M. Kramer, Plant Physiology 141: 1233-1236 (2006).

Auxin transport: a field in flux. E. M. Kramer and M. J. Bennett, Trends in Plant Science 11: 382-386 (2006).

Root gravitropism requires lateral root cap and epidermal cells for transport and response to a mobile auxin signal. R. Swarup, E. M. Kramer, P. Perry, K. Knox, H. M. O. Leyser, J. Haseloff, G. T. S. Beemster, R. Bhalerao, & M. J. Bennett, Nature Cell Biology 7: 1057-1065 (2005).

PIN and AUX/LAX proteins: their role in auxin accumulation. E. M. Kramer, Trends in Plant Science 9: 578-582 (2004).

Wood Grain Patterns at Branch Junctions: Modeling and Implications. E. M. Kramer & M. H. Borkowski, Trees 18: 493-500 (2004).

Defect Coarsening in a Biological System: The Vascular Cambium of Cottonwood Trees. E. M. Kramer & J. V. Groves, Phys. Rev. E 67: article no. 041914 (2003).

A Mathematical Model of Pattern Formation in the Vascular Cambium of Trees. E. M. Kramer, J. Theor. Biol. 216: 147-158 (2002).

Singularities, Structures, and Scaling in Deformed m-Dimensional Elastic Manifolds. B. A. DiDonna, T. A. Witten, S. C. Venkataramani, & E. M. Kramer, Phys. Rev. E 65: article no. 016603 (2001).

A Mathematical Model of Auxin-mediated Radial Growth in Trees. E. M. Kramer, J. Theor. Biol. 208: 387-397 (2001).

Avoidance Model for Soft Particles II: Positional Ordering of Charged Rods. E. M. Kramer & J. Herzfeld, Phys. Rev. E 61: 6872-6878 (2000).

Limitations on the Smooth Confinement of an Unstretchable Manifold. S. C. Venkataramani, T. A. Witten, E. M. Kramer, & R. P. Geroch, J. Math. Phys. 41: 5107-5128 (2000).

Observation of Topological Defects in the Xylem of Populus deltoides and Implications for the Vascular Cambium. E. M. Kramer, J. Theor. Biol. 200: 223-230 (1999).

Avoidance Model for Soft Particles I: Charged Spheres and Rods Beyond the Dilute Limit. E. M. Kramer & J. Herzfeld, J. Chem. Phys. 110: 8825 (1999).

Distribution Functions for Reversibly Self-Assembling Rigid Rods. E. M. Kramer & J. Herzfeld, Phys. Rev. E 58: 5934 (1998).

Stress Condensation in Crushed Elastic Manifolds. E. M. Kramer & T. A. Witten, Phys. Rev. Lett. 78: 1303 (1997).

The von Karman Equations, the Stress Function, and Elastic Ridges in High Dimensions. E. M. Kramer, J. Math. Phys. 38: 830 (1997).

Universal Power Law in the Noise from a Crumpled Elastic Sheet. E. M. Kramer & A. Lobkovsky, Phys. Rev. E. 53: 1465 (1996).

Defect Coarsening and Spin Waves in the Nonlinear Sigma Model. E. M. Kramer, Phys. Rev. E 50: 3594 (1994).