| | This journal provides immediate access to some articles. In This Issue Proc Natl Acad Sci U S A. 2006 January 24; 103(4): 827–828. doi: 10.1073/iti0406103.PMCID: PMC1347962 Commentary Up, down, and all around: How plants sense and respond to environmental stimuli John Z. Kiss Proc Natl Acad Sci U S A. 2006 January 24; 103(4): 829–830. Published online 2006 January 17. doi: 10.1073/pnas.0510471102.PMCID: PMC1348016 Physical Sciences Chemistry Heterogeneity in a room-temperature ionic liquid: Persistent local environments and the red-edge effect Zhonghan Hu and Claudio J. Margulis Proc Natl Acad Sci U S A. 2006 January 24; 103(4): 831–836. Published online 2006 January 17. doi: 10.1073/pnas.0507364103.PMCID: PMC1347981 Consistent simulations of multiple proxy responses to an abrupt climate change event A. N. LeGrande, G. A. Schmidt, D. T. Shindell, C. V. Field, R. L. Miller, D. M. Koch, G. Faluvegi, and G. Hoffmann Proc Natl Acad Sci U S A. 2006 January 24; 103(4): 837–842. Published online 2006 January 13. doi: 10.1073/pnas.0510095103.PMCID: PMC1348000 Biological Sciences Anthropology A prehistory of Indian Y chromosomes: Evaluating demic diffusion scenarios Sanghamitra Sahoo, Anamika Singh, G. Himabindu, Jheelam Banerjee, T. Sitalaximi, Sonali Gaikwad, R. Trivedi, Phillip Endicott, Toomas Kivisild, Mait Metspalu, Richard Villems, and V. K. Kashyap Proc Natl Acad Sci U S A. 2006 January 24; 103(4): 843–848. Published online 2006 January 13. doi: 10.1073/pnas.0507714103.PMCID: PMC1347984 Applied Biological Sciences Detachment of affinity-captured bioparticles by elastic deformation of a macroporous hydrogel Maria B. Dainiak, Ashok Kumar, Igor Yu. Galaev, and Bo Mattiasson Proc Natl Acad Sci U S A. 2006 January 24; 103(4): 849–854. Published online 2006 January 17. doi: 10.1073/pnas.0508432103.PMCID: PMC1347990 Platelets and platelet adhesion support angiogenesis while preventing excessive hemorrhage Janka Kisucka, Catherine E. Butterfield, Dan G. Duda, Sarah C. Eichenberger, Simin Saffaripour, Jerry Ware, Zaverio M. Ruggeri, Rakesh K. Jain, Judah Folkman, and Denisa D. Wagner Proc Natl Acad Sci U S A. 2006 January 24; 103(4): 855–860. Published online 2006 January 17. doi: 10.1073/pnas.0510412103.PMCID: PMC1348013 Protection conferred by recombinant Yersinia pestis antigens produced by a rapid and highly scalable plant expression system Luca Santi, Anatoli Giritch, Chad J. Roy, Sylvestre Marillonnet, Victor Klimyuk, Yuri Gleba, Robert Webb, Charles J. Arntzen, and Hugh S. Mason Proc Natl Acad Sci U S A. 2006 January 24; 103(4): 861–866. Published online 2006 January 12. doi: 10.1073/pnas.0510014103.PMCID: PMC1326254 Defining the sequence-recognition profile of DNA-binding molecules Christopher L. Warren, Natasha C. S. Kratochvil, Karl E. Hauschild, Shane Foister, Mary L. Brezinski, Peter B. Dervan, George N. Phillips, Jr., and Aseem Z. Ansari Proc Natl Acad Sci U S A. 2006 January 24; 103(4): 867–872. Published online 2006 January 17. doi: 10.1073/pnas.0509843102.PMCID: PMC1347994 Biochemistry Structure of Pfu Pop5, an archaeal RNase P protein Ross C. Wilson, Christopher J. Bohlen, Mark P. Foster, and Charles E. Bell Proc Natl Acad Sci U S A. 2006 January 24; 103(4): 873–878. Published online 2006 January 17. doi: 10.1073/pnas.0508004103.PMCID: PMC1347986 Activation of protein C by the thrombin–thrombomodulin complex: Cooperative roles of Arg-35 of thrombin and Arg-67 of protein C Likui Yang, Chandrashekhara Manithody, and Alireza R. Rezaie Proc Natl Acad Sci U S A. 2006 January 24; 103(4): 879–884. Published online 2006 January 17. doi: 10.1073/pnas.0507700103.PMCID: PMC1347983 IA-2β, but not IA-2, is induced by ghrelin and inhibits glucose-stimulated insulin secretion Asako Doi, Takeshi Shono, Masahiro Nishi, Hiroto Furuta, Hideyuki Sasaki, and Kishio Nanjo Proc Natl Acad Sci U S A. 2006 January 24; 103(4): 885–890. Published online 2006 January 17. doi: 10.1073/pnas.0502470102.PMCID: PMC1347964 Unexpected NO-dependent DNA binding by the CooA homolog from Carboxydothermus hydrogenoformans Robert W. Clark, Nicholas D. Lanz, Andrea J. Lee, Robert L. Kerby, Gary P. Roberts, and Judith N. Burstyn Proc Natl Acad Sci U S A. 2006 January 24; 103(4): 891–896. Published online 2006 January 12. doi: 10.1073/pnas.0505919103.PMCID: PMC1347970 The Tof1p–Csm3p protein complex counteracts the Rrm3p helicase to control replication termination of Saccharomyces cerevisiae Bidyut K. Mohanty, Narendra K. Bairwa, and Deepak Bastia Proc Natl Acad Sci U S A. 2006 January 24; 103(4): 897–902. Published online 2006 January 17. doi: 10.1073/pnas.0506540103.PMCID: PMC1347974 From the Cover: Polyphosphate modulates blood coagulation and fibrinolysis Stephanie A. Smith, Nicola J. Mutch, Deepak Baskar, Peter Rohloff, Roberto Docampo, and James H. Morrissey Proc Natl Acad Sci U S A. 2006 January 24; 103(4): 903–908. Published online 2006 January 12. doi: 10.1073/pnas.0507195103.PMCID: PMC1347979 Two peptide sequences can function cooperatively to facilitate binding and unfolding by ClpA and degradation by ClpAP Joel R. Hoskins and Sue Wickner Proc Natl Acad Sci U S A. 2006 January 24; 103(4): 909–914. Published online 2006 January 12. doi: 10.1073/pnas.0509154103.PMCID: PMC1347992 Biophysics HIV-1 protease flaps spontaneously open and reclose in molecular dynamics simulations Viktor Hornak, Asim Okur, Robert C. Rizzo, and Carlos Simmerling Proc Natl Acad Sci U S A. 2006 January 24; 103(4): 915–920. Published online 2006 January 17. doi: 10.1073/pnas.0508452103.PMCID: PMC1347991 Label-free detection of DNA hybridization using carbon nanotube network field-effect transistors Alexander Star, Eugene Tu, Joseph Niemann, Jean-Christophe P. Gabriel, C. Steve Joiner, and Christian Valcke Proc Natl Acad Sci U S A. 2006 January 24; 103(4): 921–926. Published online 2006 January 17. doi: 10.1073/pnas.0504146103.PMCID: PMC1347966 Molecular basis for substrate recognition by MTMR2, a myotubularin family phosphoinositide phosphatase Michael J. Begley, Gregory S. Taylor, Melissa A. Brock, Partho Ghosh, Virgil L. Woods, and Jack E. Dixon Proc Natl Acad Sci U S A. 2006 January 24; 103(4): 927–932. Published online 2006 January 12. doi: 10.1073/pnas.0510006103.PMCID: PMC1347996 Cell Biology ES cells derived from cloned and fertilized blastocysts are transcriptionally and functionally indistinguishable Tobias Brambrink, Konrad Hochedlinger, George Bell, and Rudolf Jaenisch Proc Natl Acad Sci U S A. 2006 January 24; 103(4): 933–938. Published online 2006 January 17. doi: 10.1073/pnas.0510485103.PMCID: PMC1348019 Pbn1p: An essential endoplasmic reticulum membrane protein required for protein processing in the endoplasmic reticulum of budding yeast Shoba Subramanian, Carol A. Woolford, Emily Drill, Meng Lu, and Elizabeth W. Jones Proc Natl Acad Sci U S A. 2006 January 24; 103(4): 939–944. Published online 2006 January 17. doi: 10.1073/pnas.0505570103.PMCID: PMC1347969 Developmental Biology Somitic origin of limb muscle satellite and side population cells Jaclyn Schienda, Kurt A. Engleka, Susan Jun, Mark S. Hansen, Jonathan A. Epstein, Clifford J. Tabin, Louis M. Kunkel, and Gabrielle Kardon Proc Natl Acad Sci U S A. 2006 January 24; 103(4): 945–950. Published online 2006 January 17. doi: 10.1073/pnas.0510164103.PMCID: PMC1348004 Wnt3a gradient converts radial to bilateral feather symmetry via topological arrangement of epithelia Zhicao Yue, Ting-Xin Jiang, Randall Bruce Widelitz, and Cheng-Ming Chuong Proc Natl Acad Sci U S A. 2006 January 24; 103(4): 951–955. Published online 2006 January 17. doi: 10.1073/pnas.0506894103.PMCID: PMC1347975 Ecology Pollination decays in biodiversity hotspots Jana C. Vamosi, Tiffany M. Knight, Janette A. Steets, Susan J. Mazer, Martin Burd, and Tia-Lynn Ashman Proc Natl Acad Sci U S A. 2006 January 24; 103(4): 956–961. Published online 2006 January 17. doi: 10.1073/pnas.0507165103.PMCID: PMC1347978 Evolution From the Cover: Reproductive protein protects functionally sterile honey bee workers from oxidative stress Siri-Christine Seehuus, Kari Norberg, Ulrike Gimsa, Trygve Krekling, and Gro V. Amdam Proc Natl Acad Sci U S A. 2006 January 24; 103(4): 962–967. Published online 2006 January 17. doi: 10.1073/pnas.0502681103.PMCID: PMC1347965 From the Cover: DNA barcodes distinguish species of tropical Lepidoptera Mehrdad Hajibabaei, Daniel H. Janzen, John M. Burns, Winnie Hallwachs, and Paul D. N. Hebert Proc Natl Acad Sci U S A. 2006 January 24; 103(4): 968–971. Published online 2006 January 17. doi: 10.1073/pnas.0510466103.PMCID: PMC1327734 High biological species diversity in the arctic flora Hanne Hegre Grundt, Siri Kjølner, Liv Borgen, Loren H. Rieseberg, and Christian Brochmann Proc Natl Acad Sci U S A. 2006 January 24; 103(4): 972–975. Published online 2006 January 17. doi: 10.1073/pnas.0510270103.PMCID: PMC1348009 Genetics From the Cover: Analysis of P53 mutations and their expression in 56 colorectal cancer cell lines Ying Liu and Walter F. Bodmer Proc Natl Acad Sci U S A. 2006 January 24; 103(4): 976–981. Published online 2006 January 17. doi: 10.1073/pnas.0510146103.PMCID: PMC1327731 Epigenetic regulation of the tumor suppressor gene TCF21 on 6q23-q24 in lung and head and neck cancer Laura T. Smith, Mauting Lin, Romulo M. Brena, James C. Lang, David E. Schuller, Gregory A. Otterson, Carl D. Morrison, Dominic J. Smiraglia, and Christoph Plass Proc Natl Acad Sci U S A. 2006 January 24; 103(4): 982–987. Published online 2006 January 13. doi: 10.1073/pnas.0510171102.PMCID: PMC1348006 Immunology Caspase recruitment domain protein 6 is a microtubule-interacting protein that positively modulates NF-κB activation Almut Dufner, Scott Pownall, and Tak W. Mak Proc Natl Acad Sci U S A. 2006 January 24; 103(4): 988–993. Published online 2006 January 17. doi: 10.1073/pnas.0510380103.PMCID: PMC1327733 A virus-specific CD8+ T cell immunodominance hierarchy determined by antigen dose and precursor frequencies Nicole L. La Gruta, Katherine Kedzierska, Ken Pang, Richard Webby, Miles Davenport, Weisan Chen, Stephen J. Turner, and Peter C. Doherty Proc Natl Acad Sci U S A. 2006 January 24; 103(4): 994–999. Published online 2006 January 17. doi: 10.1073/pnas.0510429103.PMCID: PMC1348014 Stat5a/b are essential for normal lymphoid development and differentiation Zhengju Yao, Yongzhi Cui, Wendy T. Watford, Jay H. Bream, Kunihiro Yamaoka, Bruce D. Hissong, Denise Li, Scott K. Durum, Qiong Jiang, Avinash Bhandoola, Lothar Hennighausen, and John J. O'Shea Proc Natl Acad Sci U S A. 2006 January 24; 103(4): 1000–1005. Published online 2006 January 17. doi: 10.1073/pnas.0507350103.PMCID: PMC1327727 Medical Sciences Activation of the nuclear receptor FXR improves hyperglycemia and hyperlipidemia in diabetic mice Yanqiao Zhang, Florence Ying Lee, Gabriel Barrera, Hans Lee, Charisse Vales, Frank J. Gonzalez, Timothy M. Willson, and Peter A. Edwards Proc Natl Acad Sci U S A. 2006 January 24; 103(4): 1006–1011. Published online 2006 January 12. doi: 10.1073/pnas.0506982103.PMCID: PMC1347977 SNOSID, a proteomic method for identification of cysteine S-nitrosylation sites in complex protein mixtures Gang Hao, Behrad Derakhshan, Lei Shi, Fabien Campagne, and Steven S. Gross Proc Natl Acad Sci U S A. 2006 January 24; 103(4): 1012–1017. Published online 2006 January 17. doi: 10.1073/pnas.0508412103.PMCID: PMC1347989 The tumor suppressor menin regulates hematopoiesis and myeloid transformation by influencing Hox gene expression Ya-Xiong Chen, Jizhou Yan, Karen Keeshan, Anthony T. Tubbs, Haoren Wang, Albert Silva, Eric J. Brown, Jay L. Hess, Warren S. Pear, and Xianxin Hua Proc Natl Acad Sci U S A. 2006 January 24; 103(4): 1018–1023. Published online 2006 January 13. doi: 10.1073/pnas.0510347103.PMCID: PMC1326489 (–)-Epicatechin mediates beneficial effects of flavanol-rich cocoa on vascular function in humans Hagen Schroeter, Christian Heiss, Jan Balzer, Petra Kleinbongard, Carl L. Keen, Norman K. Hollenberg, Helmut Sies, Catherine Kwik-Uribe, Harold H. Schmitz, and Malte Kelm Proc Natl Acad Sci U S A. 2006 January 24; 103(4): 1024–1029. Published online 2006 January 17. doi: 10.1073/pnas.0510168103.PMCID: PMC1327732 Gene expression profiles in acute myeloid leukemia with common translocations using SAGE Sanggyu Lee, Jianjun Chen, Guolin Zhou, Run Zhang Shi, Gerard G. Bouffard, Masha Kocherginsky, Xijin Ge, Miao Sun, Nimanthi Jayathilaka, Yeong Cheol Kim, Neelmini Emmanuel, Stefan K. Bohlander, Mark Minden, Justin Kline, Ozden Ozer, Richard A. Larson, Michelle M. LeBeau, Eric D. Green, Jeffery Trent, Theodore Karrison, Piu Paul Liu, San Ming Wang, and Janet D. Rowley Proc Natl Acad Sci U S A. 2006 January 24; 103(4): 1030–1035. Published online 2006 January 17. doi: 10.1073/pnas.0509878103.PMCID: PMC1347995 Correction of the sickle cell mutation in embryonic stem cells Judy C. Chang, Lin Ye, and Yuet Wai Kan Proc Natl Acad Sci U S A. 2006 January 24; 103(4): 1036–1040. Published online 2006 January 11. doi: 10.1073/pnas.0510177103.PMCID: PMC1326143 Antibodies selected from combinatorial libraries block a tumor antigen that plays a key role in immunomodulation John R. McWhirter, Anke Kretz-Rommel, Alan Saven, Toshiaki Maruyama, Kathleen N. Potter, C. Ian Mockridge, E. Prenn Ravey, Fenghua Qin, and Katherine S. Bowdish Proc Natl Acad Sci U S A. 2006 January 24; 103(4): 1041–1046. Published online 2006 January 17. doi: 10.1073/pnas.0510081103.PMCID: PMC1327729 Microbiology Variations in the association of papillomavirus E2 proteins with mitotic chromosomes Jaquelline G. Oliveira, Leremy A. Colf, and Alison A. McBride Proc Natl Acad Sci U S A. 2006 January 24; 103(4): 1047–1052. Published online 2006 January 13. doi: 10.1073/pnas.0507624103.PMCID: PMC1326487 Neuroscience Direct neurophysiological evidence for spatial suppression surrounding the focus of attention in vision J.-M. Hopf, C. N. Boehler, S. J. Luck, J. K. Tsotsos, H.-J. Heinze, and M. A. Schoenfeld Proc Natl Acad Sci U S A. 2006 January 24; 103(4): 1053–1058. Published online 2006 January 12. doi: 10.1073/pnas.0507746103.PMCID: PMC1347985 Serotonergic neuron diversity: Identification of raphe neurons with discharges time-locked to the hippocampal theta rhythm Bernat Kocsis, Viktor Varga, Lionel Dahan, and Attila Sik Proc Natl Acad Sci U S A. 2006 January 24; 103(4): 1059–1064. Published online 2006 January 17. doi: 10.1073/pnas.0508360103.PMCID: PMC1347988 Dissociation of face-selective cortical responses by attention Maura L. Furey, Topi Tanskanen, Michael S. Beauchamp, Sari Avikainen, Kimmo Uutela, Riitta Hari, and James V. Haxby Proc Natl Acad Sci U S A. 2006 January 24; 103(4): 1065–1070. Published online 2006 January 13. doi: 10.1073/pnas.0510124103.PMCID: PMC1348001 Postsynaptic TrkB signaling has distinct roles in spine maintenance in adult visual cortex and hippocampus Sridhara Chakravarthy, M. Hadi Saiepour, Matthew Bence, Sean Perry, Robin Hartman, Jonathan J. Couey, Huibert D. Mansvelder, and Christiaan N. Levelt Proc Natl Acad Sci U S A. 2006 January 24; 103(4): 1071–1076. Published online 2006 January 17. doi: 10.1073/pnas.0506305103.PMCID: PMC1347973 Recent behavioral history modifies coupling between cell activity and Arc gene transcription in hippocampal CA1 neurons John F. Guzowski, Teiko Miyashita, Monica K. Chawla, Jennifer Sanderson, Levi I. Maes, Frank P. Houston, Peter Lipa, Bruce L. McNaughton, Paul F. Worley, and Carol A. Barnes Proc Natl Acad Sci U S A. 2006 January 24; 103(4): 1077–1082. Published online 2006 January 13. doi: 10.1073/pnas.0505519103.PMCID: PMC1347968 Intrinsic kinetics determine the time course of neuronal synaptic transporter currents Jacques I. Wadiche, Anastassios V. Tzingounis, and Craig E. Jahr Proc Natl Acad Sci U S A. 2006 January 24; 103(4): 1083–1087. Published online 2006 January 17. doi: 10.1073/pnas.0510476103.PMCID: PMC1348018 Early auditory experience generates long-lasting memories that may subserve vocal learning in songbirds Mimi L. Phan, Carolyn L. Pytte, and David S. Vicario Proc Natl Acad Sci U S A. 2006 January 24; 103(4): 1088–1093. Published online 2006 January 17. doi: 10.1073/pnas.0510136103.PMCID: PMC1327730 Cellular identification of water gustatory receptor neurons and their central projection pattern in Drosophila Tsuyoshi Inoshita and Teiichi Tanimura Proc Natl Acad Sci U S A. 2006 January 24; 103(4): 1094–1099. Published online 2006 January 13. doi: 10.1073/pnas.0502376103.PMCID: PMC1347963 SOL-1 is an auxiliary subunit that modulates the gating of GLR-1 glutamate receptors in Caenorhabditis elegans Yi Zheng, Penelope J. Brockie, Jerry E. Mellem, David M. Madsen, Craig S. Walker, Michael M. Francis, and Andres V. Maricq Proc Natl Acad Sci U S A. 2006 January 24; 103(4): 1100–1105. Published online 2006 January 17. doi: 10.1073/pnas.0504612103.PMCID: PMC1347967 A neurocomputational hypothesis for nicotine addiction Boris S. Gutkin, Stanislas Dehaene, and Jean-Pierre Changeux Proc Natl Acad Sci U S A. 2006 January 24; 103(4): 1106–1111. Published online 2006 January 13. doi: 10.1073/pnas.0510220103.PMCID: PMC1348008 Goα regulates olfactory adaptation by antagonizing Gqα-DAG signaling in Caenorhabditis elegans Masahiro Matsuki, Hirofumi Kunitomo, and Yuichi Iino Proc Natl Acad Sci U S A. 2006 January 24; 103(4): 1112–1117. Published online 2006 January 17. doi: 10.1073/pnas.0506954103.PMCID: PMC1347976 Pharmacology Hybrid assemblies of ATP-sensitive K+ channels determine their muscle-type-dependent biophysical and pharmacological properties Domenico Tricarico, Antonietta Mele, Andrew L. Lundquist, Reshma R. Desai, Alfred L. George, Jr., and Diana Conte Camerino Proc Natl Acad Sci U S A. 2006 January 24; 103(4): 1118–1123. Published online 2006 January 17. doi: 10.1073/pnas.0505974103.PMCID: PMC1347972 Physiology Dual signaling is differentially activated by different active states of the metabotropic glutamate receptor 1α Michihiro Tateyama and Yoshihiro Kubo Proc Natl Acad Sci U S A. 2006 January 24; 103(4): 1124–1128. Published online 2006 January 12. doi: 10.1073/pnas.0505925103.PMCID: PMC1347971 Plant Biology The products of a single maize sesquiterpene synthase form a volatile defense signal that attracts natural enemies of maize herbivores Christiane Schnee, Tobias G. Köllner, Matthias Held, Ted C. J. Turlings, Jonathan Gershenzon, and Jörg Degenhardt Proc Natl Acad Sci U S A. 2006 January 24; 103(4): 1129–1134. Published online 2006 January 17. doi: 10.1073/pnas.0508027103.PMCID: PMC1347987 From the Cover: Osmotic effects on vacuolar ion release in guard cells Enid A. C. MacRobbie Proc Natl Acad Sci U S A. 2006 January 24; 103(4): 1135–1140. Published online 2006 January 17. doi: 10.1073/pnas.0510023103.PMCID: PMC1347998 Psychology A gain-control theory of binocular combination Jian Ding and George Sperling Proc Natl Acad Sci U S A. 2006 January 24; 103(4): 1141–1146. Published online 2006 January 12. doi: 10.1073/pnas.0509629103.PMCID: PMC1347993 Social Sciences Environmental Sciences Early maize (Zea mays L.) cultivation in Mexico: Dating sedimentary pollen records and its implications Andrew Sluyter and Gabriela Dominguez Proc Natl Acad Sci U S A. 2006 January 24; 103(4): 1147–1151. Published online 2006 January 17. doi: 10.1073/pnas.0510473103.PMCID: PMC1348017 Corrections Proc Natl Acad Sci U S A. 2006 January 24; 103(4): 1152–1153. doi: 10.1073/pnas.0510844103.PMCID: PMC1348020 Corrects: I. M. Held, et al. INAUGURAL ARTICLE by a Recently Elected Academy Member: Simulation of Sahel drought in the 20th and 21st centuries. Proc Natl Acad Sci U S A. 2005 December 13; 102(50): 17891–17896. Proc Natl Acad Sci U S A. 2006 January 24; 103(4): 1153. doi: 10.1073/pnas.0510409102.PMCID: PMC1348012 Corrects: Guangtao Li, et al. Multiple modes of interaction of the deglycosylation enzyme, mouse peptide N-glycanase, with the proteasome. Proc Natl Acad Sci U S A. 2005 November 1; 102(44): 15809–15814. Proc Natl Acad Sci U S A. 2006 January 24; 103(4): 1153. doi: 10.1073/pnas.0511236103.PMCID: PMC1348021 Corrects: Jean-Marie Peloponese, Jr., et al. Abnormal centrosome amplification in cells through the targeting of Ran-binding protein-1 by the human T cell leukemia virus type-1 Tax oncoprotein. Proc Natl Acad Sci U S A. 2005 December 27; 102(52): 18974–18979. |