Longo Group Publications 1999-2009

“Biophysical properties of membrane lipids of anammox bacteria: I. Ladderane phospholipids form highly organized fluid membranes” Biochemica et Biophysica Acta – Biomembranes, Boumann, H. A., Longo, M. L., Stroeve, P.,  Poolman, B., Hopmans, E. C., Stuart, M. C., Sinninghe Damsté, J. S., Schouten, S., 2009, 1788, 1444-1451. Read

“Biophysical properties of membrane lipids of anammox bacteria: II. Impact of temperature and Bacteriohopanoids”, Biochemica et Biophysica Acta – Biomembranes, Boumann, H. A., Stroeve, P., Longo, M. L.,  Poolman, B., Kuiper, J. M., Hopmans, E. C., Jetten, M. S., Sinninghe Damsté, J. S., Schouten, S. 2009, 1788, 1452-1457. Read

“Complex formation and other phase transformations mapped in saturated phosphatidylcholine/DSPE-PEG2000 monolayers”, Soft Matter, Lozano, M. M., Longo, M. L., 2009, 5, 1822-1834. Read

“Effect of Support Corrugation on Silica-Xerogel Supported Phase-Separated Lipid Bilayers”, Langmuir, Goksu, E. I., Nellis, B. A., Lin, W-C., Satcher, Jr., J. H., Groves, J. T., Risbud, S. H., Longo, M. L., 2009, 25, 3713-3717. Read

“Microbubbles Coated with Disaturated Lipids and DSPE-PEG2000: Phase Behavior, Collapse Transitions, and Permeability”, Langmuir, Lozano, M. M., Longo, M. L., 2009, 25, 3705-3712. Read

“AFM for Structure and Dynamics of Biomembranes”, Lipid interaction, domain formation, and lateral structure of membranes, Biochemica et Biophysica Acta – Biomembranes Special Issue, Goksu, E.I., Vanegas, J.M., Blanchette, C.D., Lin, W.-C., Longo, M. L., 2009, 1788, 254–266. Read

“Coarse-grained modeling of interactions of lipid bilayers with supports”, Journal of Chemical Physics, Hoopes, M.I., Deserno, M., Longo, M.L.L., Faller, R., 2008, 129, 175102. Read

“Stability and rheological behavior of concentrated monodisperse food emulsifier coated microbubble suspensions”, Journal of Colloid and Interface Science, Shen, Y., Longo, M. L., Powell, R. L. 2008, 327: 204–210. Read

“Drying and rehydration of DLPC/DSPC symmetric and asymmetric supported lipid bilayers: a combined AFM and fluorescence microscopy study”, Langmuir, Bennun, S. V., Faller, R., Longo, M. L., 2008, 24: 10371-10381. Read

“The Influence of Dissolution Rate on Collapse and Shedding Behavior of Monostearin/monopalmitin-rich-Coated Microbubbles”, Langmuir, Shen, Y., Powell, R. L., Longo, M. L., 2008, 24: 10035-10040. Read

“Monte Carlo study of single molecule diffusion can elucidate the mechanism of B cell synapse formation”, Biophysical Journal, Tsourkas, P. K., Longo, M. L., Raychaudhuri, S., 2008, 95: 1118-1125. Read

“Needle Size and Injection Rate Impact Microbubble Contrast Agent Population”, Ultrasound in Medicine and Biology, Talu, E., Powell, R. L., Longo, M. L., Dayton, P. A., 2008, 34: 1182-1185. Read

“Direct Visualization of Phase Transition Dynamics in Binary Supported Phospholipid Bilayers Using Imaging Ellipsometry”, Soft Matter, Szmodis, A. W., Blanchette, C. D., Levchenko, A., Navrotsky, A., Orme, C. A., Longo, M. L., Parikh, A. N., 2008, 4: 1161-1164. Read

“Interfacial and Stability Study of Microbubbles Coated with a Monostearin/Monopalmitin-Rich Food Emulsifier and PEG40 Stearate”, Journal of Colloid and Interface Science, Shen, Y., Powell, R. L., Longo, M. L., 2008, 321, 186–194. Read

“Domain Nucleation Rates and Interfacial Line Tensions in Supported Bilayers of Ternary Mixtures Containing Galactosylceramide”, Biophysical Journal, Blanchette, C. D., Lin, W-C., Orme, C. A., Ratto, T. V, Longo, M. L., 2008, 94, 2691–2697. Read

“Maintaining Monodispersity in a Microbubble Population Formed by Flow Focusing”, Langmuir, Talu, E., Hettiarachchi, K., Powell, R. L., Lee, A. P., Dayton., P. A., Longo, M. L., 2008, 24: 1745-1749. Read

“Quantifying Growth of Symmetric and Asymmetric Lipid Bilayer Domains” Molecular and Surface Forces, Langmuir Special Issue. Blanchette, C. D., Orme, C. A., Ratto, T. V., Longo, M. L., 2008, 24:1219-1224. Read

“Tailoring the size distribution of ultrasound contrast agents:A possible method for improving sensitivity in molecular imaging”, Molecular Imaging, Talu, E., Hettiarachchi, K., Zhao, S., Powell, R. L., Lee, A. P., Longo, M. L., Dayton., P. A., 2007, 6, 384-392.

“Molecular Scale Structure in fluid-gel Patterned Bilayers: Stability of Interfaces and Transmembrane Distribution”, Langmuir,  Bennun, S. V., Longo, M. L., Faller, R., 2007, 23, 12465-12468 Read

“Bubble dissolution in offshore seawater: behavior and surface tension measurements”, Journal of Geophysical Research – Oceans, Lozano, M. M., Talu, E., Longo, M. L., 2007, 112: C12001 Read

“Manufacture of Dual-Layer Microbubble Lipospheres as Drug Delivery Vehicles in Microfluidic Devices.” Hettiarachchi, K. Talu, E., Longo, M. L.,  Dayton, P. A., Lee, A. P., The Eleventh International Conference on Miniaturized Systems for Chemistry and Life Sciences (uTAS 2007), 2007, p.191-193.

“Multi-Array Flow-Focusing Devices to Accelerate Production of Microbubbles for Contrast-Enhanced Ultrasound Imaging.”  Hettiarachchi, K. Talu, E., Longo, M. L.,  Dayton, P. A., Lee, A. P.., The Eleventh International Conference on Miniaturized Systems for Chemistry and Life Sciences (uTAS 2007), 2007, p.664-666.

“Lipid domains in supported lipid bilayer for atomic force microscopy” in Protocols in Biophysics to Study Membrane Lipids, editor Alex Dopico, Humana Press, Lin, W-C., Blanchette, C. D., Ratto, T.V., and Longo, M. L. 2007, Chapter 34 (COVER CHAPTER)

“Micropipette Aspiration for Measuring Elastic Properties of Lipid Bilayers” in Protocols in Biophysics to Study Membrane Lipids, editor Alex Dopico, Humana Press, Longo, M. L. and Ly, H. V., 2007, Chapter 28.

“Phase and mixing behavior in two-component lipid bilayers: A molecular dynamics study in DLPC/DSPC mixtures”, Journal of Physical Chemistry B, Bennun, S. V., Longo, M. L., Faller, R., 2007, 111:9504-9512. Read

“Using Nucleation Rates to Determine Interfacial Line Tension of Symmetric and Asymmetric Lipid Bilayer Domains”, Langmuir, Blanchette, C. D., Lin, W-C., Orme, C. A., Ratto, T. V., Longo, M. L., 2007, 23:5875-5877. Read

“Fluid-Phase Chain Unsaturation Controlling Domain Microstructure and Phase in Ternary Lipid Bilayers Containing GalCer and Cholesterol”, Biophysical Journal, Lin, W-C., Blanchette, C. D., Longo, M.L., 2007, 92:2831-2841. Read

“Lipid-stabilized Monodisperse Microbubbles Produced by Flow Focusing for Use as Ultrasound Contrast Agents”, in IEEE Ultrasonics Proceedings Talu, E., Hettiarachchi, K. Nguyen, H., Lee, A. P., Powell, R. L., Longo, M. L., Dayton, P., 2006, 1568-1571.

 “Controlled microfluidic generation of lipid shell-based perfluorocarbon microbubbles for use as ultrasound contrast agents”, in The Tenth International Conference on Miniaturized Systems for Chemistry and Life Sciences (uTAS 2006), Hettiarachchi, K., Talu, E. Longo, M. L., Dayton, P. A., Lee, A. P., 2006, p.822-824.

“On-chip generation of microbubbles as a practical technology for manufacturing contrast agents for ultrasonic imaging”, Lab on a Chip, Hettiarachchi, K., Talu, E., Longo, M.L., Dayton, P.A., Lee, A.P., 2006, 7:463 – 468. Read

“Long-term Stability by Lipid Coating Monodisperse Microbubbles Formed by a Flow Focusing Device”, Langmuir, Talu, E., Lozano, M. M., Powell, R.L., Dayton, P., Longo, M.L., 2006  22, 9487 -9490. Read

“Phase Separation of Lipid Membranes Analyzed with High-Resolution Secondary-Ion Mass Spectrometry”, Science, Kraft, M. L., Weber, P. K., Longo, M. L., Hutcheon, I. D., Boxer, S. G.,  2006, 313: 1948-1951. Read

“Karhunen-Loeve Analysis for Pattern Description in Phase Separated Lipid Bilayer Systems”,  Journal of Chemical Physics, Switzer, J. M., Bennun, S. V., Longo, M. L., Palazoglu, A., Faller, R.,2006, 124: 234906. Read

“Galactosylceramide Domain Microstructure: Impact of Cholesterol and Nucleation and Growth Conditions”, Biophysical Journal, Blanchette, C. D., Lin, W-C,  Ratto, T. V., Longo, M. L.,  2006, 90: 4466-4478. Read

“Lateral Phase Separation in Lipid-Coated Microbubbles”, Langmuir, Borden, M. A., Martinez, G. V., Ricker, J., Tsvetkova, N., Longo, M. L., Gillies, R. J., Dayton, A., Ferrara, K. A., 2006,  22: 4291-4297. Read

“Collapse and Shedding Transitions in Binary Lipid Monolayers Coating Microbubbles”, Langmuir, Pu, G., Borden, M. L., Longo, M. L.,2006, 22: 2993-2999. Read

“Model Cell Membrane Surfaces For Measuring Receptor-Ligand Interactions” Invited Book Chapter in Cellular Engineering: Micromechanics at the Biomolecular Interface, editor M. R. King, Elsevier Science, Blanchette, C. D., Ratto, T. V., and Longo, M. L., 2006, 195-211.

“Lipid asymmetry in DLPC/DSPC supported lipid bilayers, a combined AFM and fluorescence microscopy study”, Biophysical Journal, Lin, W-C, Blanchette, C. D., Ratto, T. V., and Longo, M. L., 2006, 90: 228-237. Read

“Elasticity and Phase Behavior of DPPC Membranes Modulated by Cholesterol, Ergosterol, and Ethanol” Biophysical Journal, Tierney, K. J., Block, D. E., Longo, M. L., 2005, 89:2481-2493. Read

“Effect of Microstructure on Molecular Oxygen Permeation through Condensed Phospholipid Monolayers” Journal of the American Chemical Society, Pu, G., Longo, M. L., Borden, M. A., 2005, 127, 6524-6525. Read

“Probing the Interdigitated Phase of Gel Phase Lipid Bilayer (DPPC) by Micropipette Aspiration”, Invited in Talking About Colloids, Macromolecular Symposia, editors D. D. Danino, D. Harries, and S. Wrenn, Wiley Interscience, Ly, H. V. and Longo, M. L., Ly, H. V., Longo, M. L.  2004, Chapter 10, 97-122.

“The Influence of Short-Chain Alcohols on Interfacial Tension, Mechanical Properties, Area/Molecule, and Permeability of Fluid Lipid Bilayers”, Biophysical Journal, Ly, H. V., Longo, M. L., 2004, 87: 1013–1033. Read

“Surface Phase Behavior and Morphology of Lipid/PEG Emulsifier Monolayer-Coated Microbubbles”, Borden, M. A., Pu, G., Runner, G., and Longo, M. L., Colloids and Surfaces, B, 2004, 35(3-4), 209-223. Read

“Modeling Amyloid b Peptide Insertion into Lipid Bilayers”  Mobley, D. L., Cox, D. L., Singh, R. R. P., Maddox, M. W., Longo, M. L. Biophysical Journal, 2004, 86: 3585-3597. Read

“Oxygen Permeability of Fully Condensed Lipid Monolayers”, Borden, M. A., Longo, M. L., Journal of Physical Chemistry, 2004, 108(19); 6009-6016. Read

“Supported Lipid Bilayers Lifted up by Layer-by-Layer Polyion Cushions on Self-Assembled Monolayers”, Chen Ma, M. P. Srinivasan, Alan J. Waring, Robert I., Lehrer, Marjorie L. Longo, and Pieter Stroeve, Colloids and Surfaces, B: Biointerfaces, 2003, 28(4):319-329. Read

“Trehalose Maintains Phase Separation in an Air-Dried Binary Lipid Mixture” Biophysical Journal, Ricker, J., Tsvetkova, N., Wolkers, W., Leidy, C., Longo, M., and Crowe, J.H., 2003, 84: 3045-3051. Read

“Domains, cushioning, and patterning of bilayers by surface interactions with solid substrates and their sensing properties”, Ruxandra Vidu, Timothy V. Ratto, Marjorie L. Longo and Pieter Stroeve, Invited Book Chapter, in Planar Lipid Bilayers (BLMs) and Their Applications, editors, H. T. Tien and A. Ottava-Leitmannova, Elsevier Science, 2003.

“Anomolous Subdiffusion in Heterogeneous Lipid Bilayers”, Ratto, T. V.  and Longo, M. L., Invited Research Article to Special Regular Issue of Langmuir on Biomolecular Interface, 2003, 19:1788 – 1793. Read

“Dissolution Behavior of Lipid-Monolayer-Coated, Air-Filled Microbubbles:  Effect of Lipid Hydrophobic Chain Length”, Langmuir , Borden, M. A. and Longo, M. L., 2002, 18: 9225 - 9233. Read

“Interfacial Tension Effect of Ethanol on Lipid Bilayer Rigidity, Stability, and Area Expansion:  A Micropipette Aspiration Approach”, Langmuir, Ly, H. V., Block, D. E., and Longo, M. L., 2002, 18:8988 - 8995. Read

“Obstructed Diffusion in Phase-Separated Supported Lipid Bilayers, A Combined AFM and FRAP Approach”, Biophysical Journal, Ratto, T. V. and Longo, M. L., 2002, 83: 3380-3392. Read

“Conformational Partitioning of the Fusion Peptide of HIV-1 gp41 and its Structural Analogs in Bilayer Membranes” Biophysical Journal, Maddox, M. W., Longo, M. L., 2002, 83: 3088-3096. Read

"Phospholipid Bilayers on a Polyion-Alkylthiol Layer Pair: Microprobe Imaging, Electrochemical Properties and Peptide Association" Materials Science and Engineering B, Vidu, R., Zhang, L., Waring, A. J., Lehrer, R. I., Longo, M. L., Stroeve, P., 2002, 96:199-208. Read

"Block Copolymers of Poly(4-amino methyl styrene)-b-Poly(styrene): Synthesis and Unilamellar Vesicle Formation", Langmuir,  S. Gravano, M. Borden, T. von Werne, E. Doerffler, G. Salazar, A. Chen, E. Kisak, J. A. Zasadzinski, T. E. Patten, M. L. Longo, 2002, 18: 1938-1941. Read

"Electrochemical and Surface Properties of Solid-Supported, Mobile Phospholipid Bilayers on a Polyion/Alkylthiol Layer Pair used for Detection of Antimicrobial Peptide Insertion" Langmuir; Zhang, L., Vidu, R., Waring, A., Lehrer, R.,  Longo, M. L., Stroeve, P. 2002, 18:1318-1331. Read

"Structure Analysis of Polymerized Phospholipid Bilayers by Energy-filtered Electron Diffraction and Direct Methods", Ultramicroscopy, Stevens, M., Spence, J. C. H., Longo, M. L., Dorset, D. L., 2002, 90: 265-272. Read

"A Monte Carlo Study of Peptide Insertion into Lipid Bilayers: Equilibrium Conformations and Insertion Mechanisms", Biophysical Journal, Maddox, M. W., Longo, M. L. 2002, 82: 244-263. Read

"Patterned Supported Bilayers on Self-assembled Monolayers: Confinement of Adjacent Mobile Bilayers", Langmuir, Srinivasan, T. V. Ratto, M. P., Stroeve, P., Longo, M. L. 2001, 17: 7951-7954. Read

"Domain Growth, Shapes, and Topology in Cationic Lipid Bilayers on Mica by Fluorescence and Atomic Force Microscopy"  Biophysical Journal, Mc Kiernan, A., Ratto, T. V., Longo, M. L.,  2000 79: 2605-2615. Read

 "Investigation of Polymerized Phospholipid Monolayer Thin Film Structures by Energy-Filtered Transmission Electron Diffraction" Microscopy and Microanalysis, Stevens, M. R., Longo, M. L. Spence, J., 2000, Supplement 1.

"Mobile Phospholipid Bilayers Supported on a Polyion/Alkylthiol Layer Pair" Langmuir, Zhang, L., Longo, M. L., Stroeve, P., 2000, 16: 5093-5099. Read

"DNA Adsporption and Cationic Bilayer Deposition on Self-Assembled Monolayers" Langmuir, Schouten, S., Stroeve, P., Longo, M. L., 1999, 15: 8133-8139. Read