The Valentine Lab at the University of California, Santa Barbara
Molecular & Cellular Biomechanics, Biomaterials, Bioadhesion

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  • News Archive
    2013
    • Nov. 7 -- MTV presents the Physics Colloquium at UC Irvine on microtubule mechanics.

    • Sept. 8 -- Dezhi Yu, Nikki LaPointe, Elmer Guzman, Veronica Pessino, Les Wilson, Stu Feinstein, and MTV's paper on the impact of disease-linked tau mutations on kinesin translocation is accepted to the Journal of Alzheimer's Disease.

    • Sept. 3, 9 -- MTV visits the Institut Curie and Institut Jacques-Monod in Paris and presents two talks on microtubule mechanics and magnetic tweezers development.

    • August 26 -- Yali Yang and MTV's chapter on the structure-mechanics relationships of microtubule networks for the 2013 Methods in Cell Biology Volume on Microtubules is sent to press.

    • July 14-19 -- Ken Desmond and MTV attend the Gordon Research Conference on Adhesion at Mount Holyoke College in MA. Ken presented a poster on his work on mussel-inspired adhesion, and MTV presented a poster on the role of adhesive bonds in rigid rod network rheology. Ken also attended the associated Gordon Research Seminar, where he served as a discussion leader.


    • June 23-26 -- MTV attends the American Society for Engineering Education (ASEE) annual conference in Atlanta, presenting an overview of her efforts in introducing community college students to university research.

    • June 19-21 -- Ben Lopez and MTV attend the UC Systemwide Bioengineering Symposium in San Diego. MTV gave a short talk on Development of Magnetic Tweezers Devices for Nanofiber Gel Characterization, and Chaired the Stem Cell and Mechanobiology Session, and Ben presented a poster on his work on the effects of EB1 on microtubule mechanics and function. MTV also represented UCSB at the Bioengineering Institute of California's Annual Steering Committee Meeting.

    • June 13 -- Ben Lopez is awarded a travel grant to support his attendance at the UC Systemwide Bioengineering Symposium in San Diego. Congratulations, Ben!

    • June 12 -- MTV is awarded an Academic Senate Research Grant to support the synthesis of fluorescent tau proteins for Alzheimer's research.

    • June 6 -- Nick Zacchia has been awarded a Post-Graduate Research Scholarship by the Natural Sciences and Engineering Research Council of Canada; only 36 such awards were given out this year, divided between all masters level and first or second year PhD students studying outside of Canada (more here). Nick has also been awarded a Research Fellowship by the Quebec Research Counsel in Nature and Technology. Congratulations, Nick!

    • June 3-7 -- MTV presents an invited talk on Applications of Magnetic Tweezers Technologies to Cell Matrix Characterization at the NSF-sponsored International Workshop on Stem Cell Differentiation: The Influence of Biomaterials and Biomechanics at East China University of Science and Technology in Shanghai, China.


    • May 29 -- Steve Kuei, a former RISE intern and Valentine Lab alum, has accepted a position in the Ph.D program in Chemical and Biomolecular Engineering at Rice University starting in Fall 2013, where he will continue his experimental research in fluid mechanics and polymer physics. Congratulations, Steve!

    • April 14-18 -- MTV presents an invited talk on Development of Magnetic Tweezers for Microrheology Applications at the Optical Society of America's Optics in the Life Sciences Congress in Waikoloa Village, Hawaii.

    • April 1-5 -- Veronica Pessino and MTV attend the Materials Research Society Spring Meeting in San Francisco. Two talks and a poster were presented on the effects of chemotherapeutic drugs on microtubule structure and function, on microtubule network mechanics and on MTV's educational outreach efforts.

    • March 22 -- Ken Desmond is awarded an MRL/Dow travel grant to support his attendance at the Gordon Research Conference on Adhesion this summer. Congratulations, Ken!

    • March 18-22 -- MTV attends the American Physical Society March Meeting in Baltimore, where she presented two talks on microtubule mechanics and education.

    • February 2-6 -- Ben Lopez and MTV attended the Biophysical Society Meeting in Philadelphia, and together presented three posters and a talk on microtubule mechanics and education. MTV also served as a session chair.

    • January 1 -- Nick Zacchia and Jamie Wilcox join the Valentine Research Group as PhD candidates. Nick plans to develop next-generation instrumentation to apply intracellular forces, and Jamie plans to study the collective dynamics of motor proteins. Welcome Nick and Jamie!

    2012
    • December 18 -- MTV is awarded a National Science Foundation CAREER award to study neuron mechanics (for details, click here or here.)

    • December 14 -- MTV gives a research seminar on microtubule mechanics at the London Research Institute, Cancer Research UK.

    • November 26 -- Bugra Kaytanli advances to PhD candidacy in Mechanical Engineering. Congratulations, Bugra!

    • November 22 -- Bugra Kaytanli and MTV's Paper "Evolute-based Hough transform method for characterization of ellipsoids" is accepted for publication in the Journal of Microscopy.

    • November 15 -- Vasisht Shastry joins the Valentine Research Group as a Master's student to work on polymer mechanics. Welcome Vasisht!

    • October 31 -- Dave Valdman, Ben Lopez, Paul Atzberger, and MTV's Paper on the Mechanics of Heterogeneous Biopolymers is accepted for publication in Soft Matter.

    • October 22 -- Dezhi Yu, Veronica Pessino, Steve Kuei, and MTV's Paper on the Mechanics of Epothilone-stabilized Microtubules is accepted for publication in Cytoskeleton.

    • October 12 -- MTV gives a seminar on Biophysical Regulation of Axonal Transport at the Center of Biological Physics at UCLA.

    • October 9 -- Yali Yang, Mo Bai, Bill Klug, Alex Levine, and MTV's paper titled "Microrheology of highly crosslinked microtubule networks is dominated by force-induced crosslinker unbinding" is accepted for publication in Soft Matter.

    • September 7 -- MTV gives the Physics Colloquium at Emory University on Microtubule Mechanics.

    • July 9 -- Ken Desmond joins the Valentine Research Group as a postdoctoral fellow to work on adhesion mechanics -- Welcome Ken!

    • July 1 -- MTV is awarded a grant from the UC Cancer Research Coordinating Committee to pursue the effects of chemotherapeutic compounds on microtubule mechanics.

    • June 29 -- Ben Lopez is awarded an NIH NRSA postdoctoral fellowship to support his work on kinesin motility on MAP-coated microtubules. Congratulations, Ben!

    • June 16 -- Undergraduate researcher Veronica Pessino graduates from UCSB with dual Bachelor's degrees in Biology and Physics, in which she completed an honors thesis. She will enter grad school in Biophysics at UCSF this Fall. Congratulations, Veronica!

    • May 15 -- Jun Lin and MTV's Applied Physics paper on Oscillatory Magnetic Tweezers is highlighted in the Virtual Journal of Biological Physics Research. (http://www.vjbio.org/)

    • May 5 -- Jun Lin and MTV's paper on the "High-force NdFeB-based magnetic tweezers device optimized for microrheology experiments" is accepted for publication in Review of Scientific Instruments.

    • April 30 -- Jun Lin and MTV's paper on "Ring-shaped NdFeB-based magnetic tweezers enables oscillatory microrheology measurements" is accepted for publication in Applied Physics Letters.

    • February 29 -- Bugra Kaytanli and MTV present "Determining Structure-Mechanics Relationships of Viscoelastic Microtubule Networks through Microscale Manipulation" at the Biophysical Society annual meeting, with co-authors Yali Yang, Jun Lin and Omar Saleh.

    • February 27 -- MTV presents an invited talk at the APS March Meeting on microtubule mechanics.

    • February 15 -- Dezhi Yu advances to PhD candidacy in Materials. Congratulations, Dezhi!

    • January 24 -- Dave Valdman, Dezhi Yu, Paul Atzberger, and MTV's paper on "Spectral Analysis Methods for the Robust Measurement of the Flexural Rigidity of Biopolymers" is accepted for publication in the Biophysical Journal.

    • January 16-20 -- MTV is a lecturer at the ETH Winter School on Cellular Biophysics at Locarno, Switzerland.

    • January 5 -- MTV presents an invited talk at the ICAM/UCLA Mechanics in Biology Conference.

    2011
    • November 28 -- Yali Yang, Jun Lin, Bugra Kaytanli, Omar Saleh, and MTV's paper "Direct correlation between creep compliance and deformation in entangled and sparsely crosslinked microtubule networks" is accepted for publication in Soft Matter.

    • September 1 -- Jun Lin joins the Valentine Research Group as a Research Scientist on a short term postdoc. Welcome Jun!

    • June 19-24 -- Dezhi Yu, Jun Lin, Dave Valdman, and MTV attend the International Congress on Biological Physics Conference in San Diego and present two posters on the development of novel spectral analysis methods for biopolymers, and the development of the portable magnetic tweezers device.

    • May 20 -- Yali Yang, Jun Lin, Ryan Meschewski, Erin Watson, and MTV's paper on the design and construction of a portable magnetic tweezers device is accepted in BioTechniques.

    • April 1 -- MTV is awarded an NSF grant to fund Internships in Nanosystems Science, Engineering, and Technology (INSET), an REU site that brings CA community college students to campus each summer for 8 weeks of intensive research and professional development.

    • February 15 -- Ben Lopez joins the Valentine Research Group as a postdoctoral fellow to work on microtubule mechanics and kinesin motility. Welcome, Ben!














    Valentine Laboratory, California NanoSystems Institute, Room 2404, Elings Hall, University of California, Santa Barbara, CA 93106; 805-893-2594.