Conference Abstracts

Bae C and Butler PJ. Assessment of the dynamics and mechanics of the cell surface by microelectrode-based ion conductance microscopy. BMES Annual Fall Meeting. St. Loius, MO.October 2008.

Muddana HS, Morgan TT, Tabouillot T, Adair JH, Butler PJ. Bright and Photostable Cy3-Encapsulated Calcium Phosphate Nanoparticles for Bioimaging. BMES Annual Fall Meeting. St. Loius, MO.October 2008.

Bae C and Butler PJ. Microelectrode-based measurements of the dynamics and mechanics of the cell surface. 13th International Congress of Biorheology and 6th International Conference on Clinical Hemorheology, Penn State University, State College, PA July 9–13, 2008.

Butler PJ, Dangaria JH. Role of shear stress, myosin II, and actin in the dynamic modulation of endothelial cell rheology. 13th International Congress of Biorheology and 6th International Conference on Clinical Hemorheology, Penn State University, State College, PA July 9–13, 2008

Muddana HS, Morgan TT, Tabouillot T, Adair JH, Butler PJ. Bright and Photostable Cy3-Encapsulated Calcium Phosphate Nanoparticles for Bioimaging. 13th International Congress of Biorheology and 6th International Conference on Clinical Hemorheology, Penn State University, State College, PA July 9–13, 2008

Butler PJ. Dynamic mechanotransduction: Integration of time-resolved fluorescence, molecular dynamics, and continuum mechanics. In: Mechanotransduction: Tools and Measurement Needs Workshop, sponsored by NIST. ASME Summer Bioengineering Conference, Marco island, FL June 2008

Dangaria JH, Butler PJ. Interaction Of Shear Stress, Myosin II, And Actin In Dynamic Modulation Of Endothelial Cell Microrheology. In the special "Nerem Symposium" ASME Summer Bioengineering Conference Marco island, FL June 2008

Morgan TT, Altinoglu EI, Muddana HS, Tabouillot T, Butler PJ, Adair JH. Synthesis and Characterization of Dye-Encapsulated Calcium Phosphate Nanoparticles Conference: Particles 2008 in Orlando, FL May 10-12, 2008.

Gullapalli RR, Demirel MC, Butler PJ. Molecular Dynamics Simulations of Dialkyl Carbocyanine Dyes in a DPPC Bilayer: Atomistic Insights into Single Molecule Fluorescence. 2007 ASME BED Summer Meeting

Butler PJ, Bhatnagar A, Ferko MC. Multiscale Stress Analysis of Sheared and Focally - Adhered Endothelial Cells: Role of Subcellular Matrix Moduli in Focal Adhesion - Mediated Signaling. 2007 ASME BED Summer Meeting

Butler PJ, Tabouillot T, Gullapalli RR. Single-molecule fluorescence methods in mechanobiology. BMES Fall Meeting 2007

Butler PJ, Dong D, Snyder A, Jones AD. 2006.  The Penn State Biomaterials and Bionanotechnology Summer Institute.  The ASME Bioengineering Division Summer Meeting. (Presenter)

Butler PJ, Ferko MC, Bhatnagar A.  2006. Stress Analysis and Mutiphysics of Focally-Adhered Endothelial Cells. The ASME Bioengineering Division Summer Meeting (Presenter)

Butler PJ, M.C. Ferko*, and B.W. Patterson*. 2005. Finite element determination of focal adhesion stress distributions in single sheared endothelial cells. The 2005 Biomedical Engineering Society Fall Meeting, Baltimore, MD, September 28 - October 3.   (Presenter)

Gullapalli*, R.R., T. Tabouillot*, and Butler PJ. 2005.  Integrated mechanical and fluorescence-based methods for analysis of molecular dynamics in stressed model membranes.  The 2005 Biomedical Engineering Society Fall Meeting, Baltimore, MD, September 28 - October 3.

Garcia, M, M.C. Ferko, J. Overberg, C. Pantano, Butler PJ. 2005. Ultramicroscopic characterization of cell adhesion to porous glass surfaces. The 2005 Biomedical Engineering Society Fall Meeting, Baltimore, MD, September 28 - October 3. 
                     
Weidenhamer, N., M.C. Ferko, J. Dangaria, Butler PJ. 2005. High-Resolution, Three-Dimensional Imaging of Filamentous Actin and Mitochondria in Bovine Aortic Endothelial Cells. The 2005 Biomedical Engineering Society Fall Meeting, Baltimore, MD, September 28 - October 3.

Dangaria*, J. and Butler PJ.  2005.  Shear-induced changes in the nano-scale dynamics of endothelial cell membranous organelles. The 2005 Biomedical Engineering Society Fall Meeting, Baltimore, MD, September 28 - October 3. 

Gullapalli*, R.R.,  M.C. Demirel, and Butler PJ. 2005. Molecular dynamics simulations of Di-alkylcarbocyanine dyes in a DMPC bilayer.  The 2005 Biomedical Engineering Society Fall Meeting, Baltimore, MD, September 28 - October 3. 

Bae*, C. and Butler PJ. 2005. Finite element modeling of cleft impedance for automated single-cell electroporation.  The 2005 Biomedical Engineering Society Fall Meeting, Baltimore, MD, September 28 - October 3. 

Gillmor, S.D., J.J. Heetderks, E.A. Hiers, X. Wang, Q. Du,  Butler PJ, and P.S. Weiss.  2005.  Lipids and membranes, metabolism and chemical biology.  The American Chemical Society National Meeting and Exposition, Washington, DC, August 28 - September 1.

Gillmor, S.D., J.J. Heetderks, E.A. Hiers, N. Sahu, X. Wang, Q. Du A. August, Butler PJ, and P.S. Weiss.  2005.  Probing lipid membrane responses to surface morphology.  The American Chemical Society National Meeting and Exposition, Washington, DC, August 28 - September 1.

Butler PJ, B. Patterson*, and M. Ferko*.  2004.  Time-resolved fluorescence microscopy of stressed membranes of living endothelial cells.  Transactions of IEEE 38th Asilomar Conference on Signals, Systems and Computers, Asilomar CA, November 10.  (Presenter)

Dangaria*, J. and Butler PJ.  2004.  Single particle tracking analysis of shear-induced changes in endothelial cell cytoplasm dynamics.  The 2004 Biomedical Engineering Society Annual Fall Meeting, Philadelphia, PA, October 13-16.

Gullapalli*, R., T. Tabouillot*, and Butler PJ. 2004.  Time-resolved fluorescence analysis of stressed membranes. The 2004 Biomedical Engineering Society Annual Fall Meeting, Philadelphia, PA, October 13-16.
           
Tabouillot*, T. and Butler PJ. 2004.  Multiparameter fluorescence microscopy in and around endothelial cells. The 2004 Biomedical Engineering Society Annual Fall Meeting, Philadelphia, PA, October 13-16. 
           
Bae*, C.M. and Butler PJ. 2004.  An automated single-cell electroporation system. The 2004 Biomedical Engineering Society Annual Fall Meeting, Philadelphia, PA, October 13-16.
           
Mathura, R. and Butler PJ. 2004.   A novel TTL-modulated optical trap for endothelial cell microrheology.  The 2004 Biomedical Society Annual Fall Meeting, Philadelphia, PA October 13-16.
           
Patterson*, B.P., and M. Ferko*, and Butler PJ.  2004.  Three dimensional digital rendering of endothelial cells for computational flow and shear stress analysis.  The 2004 Biomedical Engineering Society Annual Fall Meeting, Philadelphia, PA, October 13-16.
           
Butler PJ, C. Dong, A. Snyder, and D. Jones. 2004. New Bioengineering and Bioinformatics Summer Institutes (BBSI):  The Penn State Experience. The 2004 Biomedical Engineering Society Annual Fall Meeting, Philadelphia, PA, October 13-16.  (Presenter)

Zahn, J.D., Butler PJ, W.O. Hancock, C. Dong and H.H. Lipowsky.  2004.  Development of a graduate level biotechniques laboratory for quantitative bioengineering.  2004 Biomedical Engineering Society Annual Fall Meeting, Philadelphia, PA, October 13-16.
           
Tabouillot*, T., R. Gullapalli*, B.P. Bowen, N. Woodbury, and Butler PJ. 2004. Detecting mechanosensing with biophotonics. Center for Optical Technologies Fall Meeting. Lehigh, PA, May 13.  (Presenter)

Butler PJ, B.P. Bowen, and N. Woodbury. 2003. Mechanosensing via membrane lipid-domain perturbations.  Microcirculatory Society Meeting, San Diego, CA, April 11-17. (Presenter)

Butler PJ, B.P. Bowen, N. Woodbury and S. Chien. 2002.  Mechanosensing via membrane perturbations. 11th International Congress of Biorheology and 4th International Conference on Clinical Hemorheology.  Antalya, Turkey, September 22-26. (Presenter)

Butler PJ, B.P. Bowen and N. Woodbury. 2002.  A role for molecular dynamics of endothelial cell lipids in mechanotransduction. Fourth World Congress of Biomechanics, Calgary, Canada, August 4-9. (Presenter)

Butler PJ, B.P. Bowen and N. Woodbury. 2001. Characterization of the biophysics of endothelial cell membrane lipids and their role in mechanotransduction. Biomolecular Transport Dynamics Group, University Park, PA, December 6. (Presenter)

Butler PJ, B.P. Bowen and N. Woodbury. 2001.  Spatial mapping of the effects of shear stress on the cell membrane surface.  Biomolecular Transport Dynamics Group Symposium, University Park, PA, December 6.  (Presenter)

Butler PJ, J. Y.-S. Li, T.-C. Tsou, S. Usami and S. Chien. 2001. Effects of temporal shear gradients on endothelial-cell membrane fluidity and MAPK activity.  Euromech 420, Nancy, France, April 4-8. (Presenter)

Butler PJ, T.C. Tsou, J.Y.S. Li, S. Usami, and S. Chien.  2001. Evidence that shear-induced increases in membrane fluidity lead to MAPK activity in endothelial cells, FASEB Meeting, Orlando, FL, March 31 - April 4.  (Presenter)

Li, S., Y. Hu, Butler PJ, S. Usami, and S. Chien. 2001. Molecular dynamics of focal adhesions and actin cytoskeleton in migrating endothelial cells.  Biomedical Engineering Society Annual Fall Meeting, Durham, NC, October 4-7.

Chien, S. and Butler PJ. 2001. Role of membrane proteins and lipid dynamics in mechanotransduction in endothelial cells.   Biomedical Engineering Society Annual Fall Meeting, Durham, NC, October 4-7. (Presenter)

Butler PJ, J.Y-S Li, T.C. Tsou, S. Usami, and S. Chien. 2000.  A role for membrane fluidity in the rate sensitivity of shear stress-induced endothelial cell MAP kinase activity.  Biomedical Engineering Society Annual Fall Meeting, Seattle, WA, October 11-16.   (Presenter)

Butler PJ and S. Chien. 2000.  Temporal and spatial aspects of shear induced increases in membrane fluidity.   FASEB Meeting, San Diego, CA, April 15-18. (Presenter)

Butler PJ, G. Norwich, S. Weinbaum, and S. Chien. 1999. Shear stress increases endothelial-cell membrane fluidity.  Biomedical Engineering Society Annual Fall Meeting, Atlanta, GA, October 13-16. (Presenter)

Butler PJ, D. Lemons, S. Chien, and S. Weinbaum. 1999. Differences in biphasic vasodilatory responses of isolated arterioles to step-shear and ramp-shear.  FASEB Meeting, Washington, D.C., April 6-8. (Presenter).

Butler PJ, D. Lemons, and S. Weinbaum. 1998. Endothelium-dependent shear-induced vasodilation is rate sensitive.  Biomedical Engineering Society Annual Fall Meeting, Cleveland, OH, October 5-8.  (Presenter).

Butler PJ S. Weinbaum, and D. Lemons. 1996.  A new apparatus to impose and regulate shear stress in isolated microvessels with applications to mononuclear cell rolling and adhesion.   Biomedical Engineering Society Annual Fall Meeting, University Park, PA, October 6-8.  (Presenter).