Now showing items 2086-2105 of 2182

    • “Trunk-like” heavy ion structures observed by the Van Allen Probes 

      Zhang, J.-C.; Kistler, L.M.; Spence, H.E.; Wolf, R.A.; Reeves, G.; Skoug, R.; Funsten, H.; Larsen, B.A.; Niehof, J.T.; MacDonald, E.A.; Friedel, R.; Ferradas, C.P.; Luo, H. (2015)
      Dynamic ion spectral features in the inner magnetosphere are the observational signatures of ion acceleration, transport, and loss in the global magnetosphere. We report “trunk-like” ion structures observed by the Van Allen ...
    • Tumor Budding: The Name is EMT. Partial EMT. 

      Grigore, Alexandru Dan; Jolly, Mohit Kumar; Jia, Dongya; Farach-Carson, Mary C.; Levine, Herbert (2016)
      Tumor budding is a histological phenomenon encountered in various cancers, whereby individual malignant cells and/or small clusters of malignant cells are seen in the tumor stroma. Postulated to be mirror epithelial-mesenchymal ...
    • Tumor necrosis factor-α and interferon-γ stimulate MUC16 (CA125) expression in breast, endometrial and ovarian cancers through NFκB 

      Morgado, Micaela; Sutton, Margie N.; Simmons, Mary; Warren, Curtis R.; Lu, Zhen; Constantinou, Pamela E.; Liu, Jinsong; Francis, Lewis L.W.; Conlan, R. Steven; Bast, Robert C. Jr.; Carson, Daniel D. (2016)
      Transmembrane mucins (TMs) are restricted to the apical surface of normal epithelia. In cancer, TMs not only are over-expressed, but also lose polarized distribution. MUC16/CA125 is a high molecular weight TM carrying the ...
    • Tunable optical tweezers for wavelength-dependent measurements 

      Hester, Brooke; Campbell, Gretchen K.; Lopez-Mariscal, Carlos; Filgueira, Carly Levin; Huschka, Ryan; Halas, Naomi J.; Helmerson, Kristian (2012)
      Optical trapping forces depend on the difference between the trap wavelength and the extinction resonances of trapped particles. This leads to a wavelength-dependent trapping force, which should allow for the optimization ...
    • Tunable Protease-Activatable Virus Nanonodes 

      Judd, Justin; Ho, Michelle L.; Tiwari, Abhinav; Gomez, Eric J.; Dempsey, Christopher; Vliet, Kim Van; Igoshin, Oleg A.; Silberg, Jonathan J.; Agbandje-McKenna, Mavis; Suh, Junghae (2014)
      We explored the unique signal integration properties of the self-assembling 60-mer protein capsid of adeno-associated virus (AAV), a clinically proven human gene therapy vector, by engineering proteolytic regulation of ...
    • Tunable Surface Properties of Aluminum Oxide Nanoparticles from Highly Hydrophobic to Highly Hydrophilic 

      Al-Shatty, Wafaa; Lord, Alex M.; Alexander, Shirin; Barron, Andrew R. (2017)
      The formation of materials with tunable wettability is important for applications ranging from antifouling to waterproofing surfaces. We report the use of various low-cost and nonhazardous hydrocarbon materials to tune the ...
    • Tunable Surface Properties of Aluminum Oxide Nanoparticles from Highly Hydrophobic to Highly Hydrophilic 

      Al-Shatty, Wafaa; Lord, Alex M.; Alexander, Shirin; Barron, Andrew R. (2017)
      The formation of materials with tunable wettability is important for applications ranging from antifouling to waterproofing surfaces. We report the use of various low-cost and nonhazardous hydrocarbon materials to tune the ...
    • Tuning Edge States in Strained-Layer InAs/GaInSb Quantum Spin Hall Insulators 

      Du, Lingjie; Li, Tingxin; Lou, Wenkai; Wu, Xingjun; Liu, Xiaoxue; Han, Zhongdong; Zhang, Chi; Sullivan, Gerard; Ikhlassi, Amal; Chang, Kai; Du, Rui-Rui (2017)
      We report on a class of quantum spin Hall insulators (QSHIs) in strained-layer InAs / GaInSb quantum wells, in which the bulk gaps are enhanced up to fivefold as compared to the binary InAs / GaSb QSHI. Remarkably, ...
    • Tuning Hydrogel Properties to Promote the Assembly of Salivary Gland Spheroids in 3D 

      Ozdemir, Tugba; Fowler, Eric W.; Liu, Shuang; Harrington, Daniel A.; Witt, Robert L.; Farach-Carson, Mary C.; Pradhan-Bhatt, Swati; Jia, Xinqiao (2016)
      Current treatments for chronic xerostomia, or “dry mouth”, do not offer long-term therapeutic benefits for head and neck cancer survivors previously treated with curative radiation. Towards the goal of creating tissue-engineered ...
    • Tuning the acoustic frequency of a gold nanodisk through its adhesion layer 

      Chang, Wei-Shun; Wen, Fangfang; Chakraborty, Debadi; Su, Man-Nung; Zhang, Yue; Shuang, Bo; Nordlander, Peter; Sader, John E.; Halas, Naomi J.; Link, Stephan (2015)
      To fabricate robust metallic nanostructures with top-down patterning methods such as electron-beam lithography, an initial nanometer-scale layer of a second metal is deposited to promote adhesion of the metal of interest. ...
    • Tuning the charge states in InAs/GaSb or InAs/GaInSb composite quantum wells by persistent photoconductivity 

      Tong, Bingbing; Han, Zhongdong; Li, Tingxin; Zhang, Chi; Sullivan, Gerard; Du, Rui-Rui (2017)
      We have experimentally studied the persistent photoconductivity (PPC) in inverted InAs/GaSb and InAs/GaInSb quantum wells, which can be tuned into a bulk-insulating state by electron-hole hybridization. Specifically we ...
    • Tuning the dynamic range of bacterial promoters regulated by ligand-inducible transcription factors 

      Chen, Ye; Ho, Joanne M.L.; Shis, David L.; Gupta, Chinmaya; Long, James; Wagner, Daniel S.; Ott, William; Josić, Krešimir; Bennett, Matthew R. (2018)
      One challenge for synthetic biologists is the predictable tuning of genetic circuit regulatory components to elicit desired outputs. Gene expression driven by ligand-inducible transcription factor systems must exhibit the ...
    • Tuning the dynamic range of bacterial promoters regulated by ligand-inducible transcription factors 

      Chen, Ye; Ho, Joanne M. L.; Shis, David L.; Gupta, Chinmaya; Long, James; Wagner, Daniel S.; Ott, William; Josić, Krešimir; Bennett, Matthew R. (2018)
      One challenge for synthetic biologists is the predictable tuning of genetic circuit regulatory components to elicit desired outputs. Gene expression driven by ligand-inducible transcription factor systems must exhibit the ...
    • Tuning the Magnetic Quantum Criticality of Artificial Kondo Superlattices CeRhIn5/YbRhIn5 

      Ishii, T.; Toda, R.; Hanaoka, Y.; Tokiwa, Y.; Shimozawa, M.; Kasahara, Y.; Endo, R.; Terashima, T.; Nevidomskyy, A.H.; Shibauchi, T.; Matsuda, Y. (2016)
      The effects of reduced dimensions and the interfaces on antiferromagnetic quantum criticality are studied in epitaxial Kondo superlattices, with alternating n layers of heavy-fermion antiferromagnet CeRhIn5 and seven layers ...
    • Turning On and Off Photoinduced Electron Transfer in Fluorescent Proteins by π-Stacking, Halide Binding, and Tyr145 Mutations 

      Bogdanov, Alexey M.; Acharya, Atanu; Titelmayer, Anastasia V.; Mamontova, Anastasia V.; Bravaya, Ksenia B.; Kolomeisky, Anatoly B.; Lukyanov, Konstantin A.; Krylov, Anna I. (2016)
      Photoinduced electron transfer in fluorescent proteins from the GFP family can be regarded either as an asset facilitating new applications or as a nuisance leading to the loss of optical output. Photooxidation commonly ...
    • Turning Oscillations Into Opportunities: Lessons from a Bacterial Decision Gate 

      Schultz, Daniel; Lu, Mingyang; Stavropoulos, Trevor; Onuchic, José; Ben-Jacob, Eshel (2013)
      Sporulation vs. competence provides a prototypic example of collective cell fate determination. The decision is performed by the action of three modules: 1) A stochastic competence switch whose transition probability is ...
    • Two distinctive energy migration pathways of monolayer molecules on metal nanoparticle surfaces 

      Li, Jiebo; Qian, Huifeng; Chen, Hailong; Zhao, Zhun; Yuan, Kaijun; Chen, Guangxu; Miranda, Andrea; Guo, Xunmin; Chen, Yajing; Zheng, Nanfeng; Wong, Michael S.; Zheng, Junrong (2016)
      Energy migrations at metal nanomaterial surfaces are fundamentally important to heterogeneous reactions. Here we report two distinctive energy migration pathways of monolayer adsorbate molecules on differently sized metal ...
    • Two spatially separated phases in semiconducting Rb0.8Fe1.5S2 

      Wang, Meng; Tian, Wei; Valdivia, P.; Chi, Songxue; Bourret-Courchesne, E.; Dai, Pengcheng; Birgeneau, R. J. (2014)
      We report neutron scattering and transport measurements on semiconducting Rb0.8Fe1.5S2, a compound isostructural and isoelectronic to the well-studied A0.8FeySe2(A=K,Rb,Cs,Tl/K) superconducting systems. Both resistivity ...
    • Two-component Bose-Hubbard model in an array of cavity polaritons 

      Zhang, Yong-Chang; Zhou, Xiang-Fa; Zhou, Xingxiang; Guo, Guang-Can; Pu, Han; Zhou, Zheng-Wei (2015)
      We propose a scheme which can realize an extended two-component Bose-Hubbard model using polaritons confined in an array of optical cavities. In addition to the density-dependent interactions, this model also contains ...
    • Two-component polariton condensate in an optical microcavity 

      Zhang, Yong-Chang; Zhou, Xiang-Fa; Guo, Guang-Can; Zhou, Xingxiang; Pu, Han; Zhou, Zheng-Wei (2014)
      We present a scheme for engineering the extended two-component Bose-Hubbard model using polariton condensate supported by an optical microcavity. Compared to the usual two-component Bose-Hubbard model with only Kerr ...