Now showing items 21-40 of 859

    • Comparative Study of the Condensing Effects of Ergosterol and Cholesterol 

      Hung, Wei-Chin; Lee, Ming-Tao; Chung, Hsien; Sun, Yi-Ting; Chen, Hsiung; Charron, Nicholas E.; Huang, Huey W. (2016)
      Cholesterol, due to its condensing effect, is considered an important regulator of membrane thickness. Other sterols, due to their structural similarities to cholesterol, are often assumed to have a universal effect on ...
    • Modular knowledge systems accelerate human migration in asymmetric random environments 

      Wang, Dong; Deem, Michael W. (2016)
      Migration is a key mechanism for expansion of communities. In spatially heterogeneous environments, rapidly gaining knowledge about the local environment is key to the evolutionary success of a migrating population. For ...
    • Template–Framework Interactions in Tetraethylammonium-Directed Zeolite Synthesis 

      Schmidt, Joel E.; Fu, Donglong; Deem, Michael W.; Weckhuysen, Bert M. (2016)
      Zeolites, having widespread applications in chemical industries, are often synthesized using organic templates. These can be cost-prohibitive, motivating investigations into their role in promoting crystallization. Herein, ...
    • Single molecule targeted sequencing for cancer gene mutation detection 

      Gao, Yan; Deng, Liwei; Yan, Qin; Gao, Yongqian; Wu, Zengding; Cai, Jinsen; Ji, Daorui; Li, Gailing; Wu, Ping; Jin, Huan; Zhao, Luyang; Liu, Song; Ge, Liangjin; Deem, Michael W.; He, Jiankui (2016)
      With the rapid decline in cost of sequencing, it is now affordable to examine multiple genes in a single disease-targeted clinical test using next generation sequencing. Current targeted sequencing methods require a separate ...
    • Phenotypic plasticity in prostate cancer: role of intrinsically disordered proteins 

      Mooney, Steven M.; Jolly, Mohit Kumar; Levine, Herbert; Kulkarni, Prakash (2016)
      A striking characteristic of cancer cells is their remarkable phenotypic plasticity, which is the ability to switch states or phenotypes in response to environmental fluctuations. Phenotypic changes such as a partial or ...
    • T Cell Repertoire Diversity Is Decreased in Type 1 Diabetes Patients 

      Tong, Yin; Li, Zhoufang; Zhang, Hua; Xia, Ligang; Zhang, Meng; Xu, Ying; Wang, Zhanhui; Deem, Michael W.; Sun, Xiaojuan; He, Jiankui (2016)
      Type 1 diabetes mellitus (T1D) is an immune-mediated disease. The autoreactive T cells in T1D patients attack and destroy their own pancreatic cells. In order to systematically investigate the potential autoreactive T cell ...
    • Scaling properties of the plateau transitions in the two-dimensional hole gas system 

      Wang, Xuebin; Liu, Haiwen; Zhu, Junbo; Shan, Pujia; Wang, Pengjie; Fu, Hailong; Du, Lingjie; Pfeiffer, L.N.; West, K.W.; Xie, X.C.; Du, Rui-Rui; Lin, Xi (2016)
      The behavior of phase coherence is studied in two-dimensional hole gas through the integer quantum Hall plateau-to-plateau transition. From the plateau transition as a function of temperature, scaling properties of multiple ...
    • Photoinduced force mapping of plasmonic nanostructures 

      Tumkur, Thejaswi U.; Yang, Xiao; Cerjan, Benjamin; Halas, Naomi J.; Nordlander, Peter; Thomann, Isabell (2016)
      The ability to image the optical near-fields of nanoscale structures, map their morphology and concurrently obtain spectroscopic information, all with high spatiotemporal resolution, is a highly sought-after technique in ...
    • Notch-Jagged signalling can give rise to clusters of cells exhibiting a hybrid epithelial/mesenchymal phenotype 

      Boareto, Marcelo; Jolly, Mohit Kumar; Goldman, Aaron; Pietilä, Mika; Mani, Sendurai A.; Sengupta, Shiladitya; Ben-Jacob, Eshel; Levine, Herbert; Onuchic, José N. (2016)
      Metastasis can involve repeated cycles of epithelial-to-mesenchymal transition (EMT) and its reverse mesenchymal-to-epithelial transition. Cells can also undergo partial transitions to attain a hybrid epithelial/mesenchymal ...
    • Modulated magnetism and anomalous electronic transport in Ce3Cu4As4O2 

      Wang, Jiakui K.; Wu, Shan; Qiu, Yiming; Rodriguez-Rivera, Jose A.; Huang, Qingzhen; Broholm, C.; Morosan, E. (2016)
      The complex magnetism and transport properties of tetragonal Ce3Cu4As4O2 were examined through neutron scattering and physical property measurements on polycrystalline samples. The lamellar structure consists of alternating ...
    • A Mott insulator continuously connected to iron pnictide superconductors 

      Song, Yu; Yamani, Zahra; Cao, Chongde; Li, Yu; Zhang, Chenglin; Chen, Justin S.; Huang, Qingzhen; Wu, Hui; Tao, Jing; Zhu, Yimei; Tian, Wei; Chi, Songxue; Cao, Huibo; Huang, Yao-Bo; Dantz, Marcus; Schmitt, Thorsten; Yu, Rong; Nevidomskyy, Andriy H.; Morosan, Emilia; Si, Qimiao; Dai, Pengcheng (2016)
      Iron-based superconductivity develops near an antiferromagnetic order and out of a bad-metal normal state, which has been interpreted as originating from a proximate Mott transition. Whether an actual Mott insulator can ...
    • Synthetic-gauge-field stabilization of the chiral-spin-liquid phase 

      Chen, Gang; Hazzard, Kaden R. A.; Rey, Ana Maria; Hermele, Michael (2016)
      We explore the phase diagram of the SU(N) Hubbard models describing fermionic alkaline-earth-metal atoms in a square optical lattice with, on average, one atom per site, using a slave rotor mean-field approach. We find ...
    • High Chromaticity Aluminum Plasmonic Pixels for Active Liquid Crystal Displays 

      Olson, Jana; Manjavacas, Alejandro; Basu, Tiyash; Huang, Da; Schlather, Andrea E.; Zheng, Bob; Halas, Naomi; Nordlander, Peter; Link, Stephan (2016)
      Chromatic devices such as flat panel displays could, in principle, be substantially improved by incorporating aluminum plasmonic nanostructures instead of conventional chromophores that are susceptible to photobleaching. ...
    • Stability of the hybrid epithelial/mesenchymal phenotype 

      Jolly, Mohit Kumar; Tripathi, Satyendra C.; Jia, Dongya; Mooney, Steven M.; Celiktas, Muge; Hanash, Samir M.; Mani, Sendurai A.; Pienta, Kenneth J.; Ben-Jacob, Eshel; Levine, Herbert (2016)
      Epithelial-to-Mesenchymal Transition (EMT) and its reverse - Mesenchymal to Epithelial Transition (MET) - are hallmarks of cellular plasticity during embryonic development and cancer metastasis. During EMT, epithelial cells ...
    • Mode of Action of Antimicrobial Peptides on E. coli Spheroplasts 

      Sun, Yen; Sun, Tzu-Lin; Huang, Huey W. (2016)
      We investigated the phenomena of antimicrobial peptides (AMPs) directly attacking the cytoplasmic membranes of Escherichia coli spheroplasts. We developed a procedure for fluorescence recovery after photobleaching to examine ...
    • Molecular stripping, targets and decoys as modulators of oscillations in the NF-κB/IκBα/DNA genetic network 

      Wang, Zhipeng; Potoyan, Davit A.; Wolynes, Peter G. (2016)
      Eukaryotic transcription factors in the NF-κB family are central components of an extensive genetic network that activates cellular responses to inflammation and to a host of other external stressors. This network consists ...
    • Strain-Driven Approach to Quantum Criticality in AFe2As2 with A=K, Rb, and Cs 

      Eilers, Felix; Grube, Kai; Zocco, Diego A.; Wolf, Thomas; Merz, Michael; Schweiss, Peter; Heid, Rolf; Eder, Robert; Yu, Rong; Zhu, Jian-Xin; Si, Qimiao; Shibauchi, Takasada; Löhneysen, Hilbert v. (2016)
      The iron-based superconductors AFe2As2 with A=K, Rb, Cs exhibit large Sommerfeld coefficients approaching those of heavy-fermion systems. We have investigated the magnetostriction and thermal expansion of this series to ...
    • Chiral and Achiral Nanodumbbell Dimers: The Effect of Geometry on Plasmonic Properties 

      Smith, Kyle W.; Zhao, Hangqi; Zhang, Hui; Sánchez -Iglesias, Ana; Grzelczak, Marek; Wang, Yumin; Chang, Wei-Shun; Nordlander, Peter; Liz-Marzán, Luis; Link, Stephan (2016)
      Metal nanoparticles with a dumbbell-like geometry have plasmonic properties similar to those of their nanorod counterparts, but the unique steric constraints induced by their enlarged tips result in distinct geometries ...
    • Dicke superradiance in solids [Invited] 

      Cong, Kankan; Zhang, Qi; Wang, Yongrui; Noe, G. Timothy; Belyanin, Alexey; Kono, Junichiro (2016)
      Recent advances in optical studies of condensed matter systems have led to the emergence of a variety of phenomena that have conventionally been studied in the realm of quantum optics. These studies have not only deepened ...
    • Detecting π-phase superfluids with p-wave symmetry in a quasi-one-dimensional optical lattice 

      Liu, Bo; Li, Xiaopeng; Hulet, Randall G.; Liu, W. Vincent (2016)
      We propose an experimental protocol to study p-wave superfluidity in a spin-polarized cold Fermi gas tuned by an s-wave Feshbach resonance. A crucial ingredient is to add a quasi-one-dimensional optical lattice and tune ...