| | This journal provides immediate access to some articles. This Week in PNAS Proc Natl Acad Sci U S A. 2007 November 6; 104(45): 17557–17558. doi: 10.1073/iti4507104.PMCID: PMC2077058 Commentaries Pan African culture: Memes and genes in wild chimpanzees Andrew Whiten Proc Natl Acad Sci U S A. 2007 November 6; 104(45): 17559–17560. Published online 2007 October 29. doi: 10.1073/pnas.0709177104.PMCID: PMC2077059 The ailing invader David K. Skelly Proc Natl Acad Sci U S A. 2007 November 6; 104(45): 17561–17562. Published online 2007 October 29. doi: 10.1073/pnas.0708869104.PMCID: PMC2077049 Marine sediments tell it like it was John P. Smol Proc Natl Acad Sci U S A. 2007 November 6; 104(45): 17563–17564. Published online 2007 October 29. doi: 10.1073/pnas.0708635104.PMCID: PMC2077044 A lifestyle view of life-history evolution F. Stephen Dobson Proc Natl Acad Sci U S A. 2007 November 6; 104(45): 17565–17566. Published online 2007 November 1. doi: 10.1073/pnas.0708868104.PMCID: PMC2077064 Profile Profile of Paul Barbara Kaspar Mossman Proc Natl Acad Sci U S A. 2007 November 6; 104(45): 17567–17569. Published online 2007 October 31. doi: 10.1073/pnas.0709736104.PMCID: PMC2077062 Physical Sciences Applied Physical Sciences Critical fluctuations in domain-forming lipid mixtures Sarah L. Veatch, Olivier Soubias, Sarah L. Keller, and Klaus Gawrisch Proc Natl Acad Sci U S A. 2007 November 6; 104(45): 17650–17655. Published online 2007 October 25. doi: 10.1073/pnas.0703513104.PMCID: PMC2077022 Chemistry Magnetic field-induced assembly of oriented superlattices from maghemite nanocubes Anwar Ahniyaz, Yasuhiro Sakamoto, and Lennart Bergström Proc Natl Acad Sci U S A. 2007 November 6; 104(45): 17570–17574. Published online 2007 October 31. doi: 10.1073/pnas.0704210104.PMCID: PMC2077042 Molecular mechanism for metal-independent production of hydroxyl radicals by hydrogen peroxide and halogenated quinones Ben-Zhan Zhu, Balaraman Kalyanaraman, and Gui-Bin Jiang Proc Natl Acad Sci U S A. 2007 November 6; 104(45): 17575–17578. Published online 2007 October 29. doi: 10.1073/pnas.0704030104.PMCID: PMC2077033 Environmental Sciences Accretion of ferromanganese nodules that form pavement in Second Connecticut Lake, New Hampshire Celeste A. Asikainen and Sean F. Werle Proc Natl Acad Sci U S A. 2007 November 6; 104(45): 17579–17581. Published online 2007 October 31. doi: 10.1073/pnas.0708132104.PMCID: PMC2077037 Physics Molecular level stochastic model for competence cycles in Bacillus subtilis Daniel Schultz, Eshel Ben Jacob, José N. Onuchic, and Peter G. Wolynes Proc Natl Acad Sci U S A. 2007 November 6; 104(45): 17582–17587. Published online 2007 October 25. doi: 10.1073/pnas.0707965104.PMCID: PMC2077070 Biological Sciences Agricultural Sciences JY-1, an oocyte-specific gene, regulates granulosa cell function and early embryonic development in cattle Anilkumar Bettegowda, Jianbo Yao, Aritro Sen, Qinglei Li, Kyung-Bon Lee, Yasuhiro Kobayashi, Osman V. Patel, Paul M. Coussens, James J. Ireland, and George W. Smith Proc Natl Acad Sci U S A. 2007 November 6; 104(45): 17602–17607. Published online 2007 October 31. doi: 10.1073/pnas.0706383104.PMCID: PMC2077078 Anthropology Identification of teosinte, maize, and Tripsacum in Mesoamerica by using pollen, starch grains, and phytoliths Irene Holst, J. Enrique Moreno, and Dolores R. Piperno Proc Natl Acad Sci U S A. 2007 November 6; 104(45): 17608–17613. Published online 2007 October 31. doi: 10.1073/pnas.0708736104.PMCID: PMC2077075 Statistical evaluation of alternative models of human evolution Nelson J. R. Fagundes, Nicolas Ray, Mark Beaumont, Samuel Neuenschwander, Francisco M. Salzano, Sandro L. Bonatto, and Laurent Excoffier Proc Natl Acad Sci U S A. 2007 November 6; 104(45): 17614–17619. Published online 2007 October 31. doi: 10.1073/pnas.0708280104.PMCID: PMC2077041 Biochemistry Human capping enzyme promotes formation of transcriptional R loops in vitro Syuzo Kaneko, Chun Chu, Aaron J. Shatkin, and James L. Manley Proc Natl Acad Sci U S A. 2007 November 6; 104(45): 17620–17625. Published online 2007 October 31. doi: 10.1073/pnas.0708866104.PMCID: PMC2077024 In vitro synthesis of the iron–molybdenum cofactor of nitrogenase from iron, sulfur, molybdenum, and homocitrate using purified proteins Leonardo Curatti, Jose A. Hernandez, Robert Y. Igarashi, Basem Soboh, Dehua Zhao, and Luis M. Rubio Proc Natl Acad Sci U S A. 2007 November 6; 104(45): 17626–17631. Published online 2007 October 31. doi: 10.1073/pnas.0703050104.PMCID: PMC2077076 Designer enediynes generate DNA breaks, interstrand cross-links, or both, with concomitant changes in the regulation of DNA damage responses Daniel R. Kennedy, Jianhua Ju, Ben Shen, and Terry A. Beerman Proc Natl Acad Sci U S A. 2007 November 6; 104(45): 17632–17637. Published online 2007 October 31. doi: 10.1073/pnas.0708274104.PMCID: PMC2077023 Analysis of σ32 mutants defective in chaperone-mediated feedback control reveals unexpected complexity of the heat shock response Takashi Yura, Eric Guisbert, Mark Poritz, Chi Zen Lu, Elizabeth Campbell, and Carol A. Gross Proc Natl Acad Sci U S A. 2007 November 6; 104(45): 17638–17643. Published online 2007 October 29. doi: 10.1073/pnas.0708819104.PMCID: PMC2077055 The crystal structure of the complex of PII and acetylglutamate kinase reveals how PII controls the storage of nitrogen as arginine José L. Llácer, Asunción Contreras, Karl Forchhammer, Clara Marco-Marín, Fernando Gil-Ortiz, Rafael Maldonado, Ignacio Fita, and Vicente Rubio Proc Natl Acad Sci U S A. 2007 November 6; 104(45): 17644–17649. Published online 2007 October 24. doi: 10.1073/pnas.0705987104.PMCID: PMC2077032 Biophysics Molecular level stochastic model for competence cycles in Bacillus subtilis Daniel Schultz, Eshel Ben Jacob, José N. Onuchic, and Peter G. Wolynes Proc Natl Acad Sci U S A. 2007 November 6; 104(45): 17582–17587. Published online 2007 October 25. doi: 10.1073/pnas.0707965104.PMCID: PMC2077070 Critical fluctuations in domain-forming lipid mixtures Sarah L. Veatch, Olivier Soubias, Sarah L. Keller, and Klaus Gawrisch Proc Natl Acad Sci U S A. 2007 November 6; 104(45): 17650–17655. Published online 2007 October 25. doi: 10.1073/pnas.0703513104.PMCID: PMC2077022 Prediction of the structure of symmetrical protein assemblies Ingemar André, Philip Bradley, Chu Wang, and David Baker Proc Natl Acad Sci U S A. 2007 November 6; 104(45): 17656–17661. Published online 2007 October 31. doi: 10.1073/pnas.0702626104.PMCID: PMC2077069 Single-molecule level analysis of the subunit composition of the T cell receptor on live T cells John R. James, Samuel S. White, Richard W. Clarke, Adam M. Johansen, Paul D. Dunne, David L. Sleep, William J. Fitzgerald, Simon J. Davis, and David Klenerman Proc Natl Acad Sci U S A. 2007 November 6; 104(45): 17662–17667. Published online 2007 October 30. doi: 10.1073/pnas.0700411104.PMCID: PMC2077052 High-resolution design of a protein loop Xiaozhen Hu, Huanchen Wang, Hengming Ke, and Brian Kuhlman Proc Natl Acad Sci U S A. 2007 November 6; 104(45): 17668–17673. Published online 2007 October 30. doi: 10.1073/pnas.0707977104.PMCID: PMC2077077 Mutations as trapdoors to two competing native conformations of the Rop-dimer Alexander Schug, Paul C. Whitford, Yaakov Levy, and José N. Onuchic Proc Natl Acad Sci U S A. 2007 November 6; 104(45): 17674–17679. Published online 2007 October 29. doi: 10.1073/pnas.0706077104.PMCID: PMC2077020 Stochastic inhibitor release and binding from single-enzyme molecules Hans H. Gorris, David M. Rissin, and David R. Walt Proc Natl Acad Sci U S A. 2007 November 6; 104(45): 17680–17685. Published online 2007 October 26. doi: 10.1073/pnas.0705411104.PMCID: PMC2077050 Cell Biology Abl tyrosine kinases regulate cell–cell adhesion through Rho GTPases Nicole L. Zandy, Martin Playford, and Ann Marie Pendergast Proc Natl Acad Sci U S A. 2007 November 6; 104(45): 17686–17691. Published online 2007 October 26. doi: 10.1073/pnas.0703077104.PMCID: PMC2077043 Developmental Biology Gata2, Fli1, and Scl form a recursively wired gene-regulatory circuit during early hematopoietic development John E. Pimanda, Katrin Ottersbach, Kathy Knezevic, Sarah Kinston, Wan Y. I. Chan, Nicola K. Wilson, Josette-Renée Landry, Andrew D. Wood, Anja Kolb-Kokocinski, Anthony R. Green, David Tannahill, Georges Lacaud, Valerie Kouskoff, and Berthold Göttgens Proc Natl Acad Sci U S A. 2007 November 6; 104(45): 17692–17697. Published online 2007 October 25. doi: 10.1073/pnas.0707045104.PMCID: PMC2077040 Ecology From the Cover: Invasion, stress, and spinal arthritis in cane toads Gregory P. Brown, Cathy Shilton, Benjamin L. Phillips, and Richard Shine Proc Natl Acad Sci U S A. 2007 November 6; 104(45): 17698–17700. Published online 2007 October 19. doi: 10.1073/pnas.0705057104.PMCID: PMC2077021 Environmental Sciences Accretion of ferromanganese nodules that form pavement in Second Connecticut Lake, New Hampshire Celeste A. Asikainen and Sean F. Werle Proc Natl Acad Sci U S A. 2007 November 6; 104(45): 17579–17581. Published online 2007 October 31. doi: 10.1073/pnas.0708132104.PMCID: PMC2077037 From the Cover: Discordance between living and death assemblages as evidence for anthropogenic ecological change Susan M. Kidwell Proc Natl Acad Sci U S A. 2007 November 6; 104(45): 17701–17706. Published online 2007 October 26. doi: 10.1073/pnas.0707194104.PMCID: PMC2077045 Evolution From the Cover: Effects of body size and lifestyle on evolution of mammal life histories Richard M. Sibly and James H. Brown Proc Natl Acad Sci U S A. 2007 November 6; 104(45): 17707–17712. Published online 2007 October 12. doi: 10.1073/pnas.0707725104.PMCID: PMC2077039 Regulatory evolution in proteins by turnover and lineage-specific changes of cyclin-dependent kinase consensus sites Alan M. Moses, Muluye E. Liku, Joachim J. Li, and Richard Durbin Proc Natl Acad Sci U S A. 2007 November 6; 104(45): 17713–17718. Published online 2007 October 31. doi: 10.1073/pnas.0700997104.PMCID: PMC2077061 Genetics Genomic analysis of human microRNA transcripts Harpreet Kaur Saini, Sam Griffiths-Jones, and Anton James Enright Proc Natl Acad Sci U S A. 2007 November 6; 104(45): 17719–17724. Published online 2007 October 26. doi: 10.1073/pnas.0703890104.PMCID: PMC2077053 Disruption of maternal DNA repair increases sperm-derived chromosomal aberrations F. Marchetti, J. Essers, R. Kanaar, and A. J. Wyrobek Proc Natl Acad Sci U S A. 2007 November 6; 104(45): 17725–17729. Published online 2007 October 31. doi: 10.1073/pnas.0705257104.PMCID: PMC2077046 Drosophila TRP channels require a protein with a distinctive motif encoded by the inaF locus Yuzhong Cheng and Howard A. Nash Proc Natl Acad Sci U S A. 2007 November 6; 104(45): 17730–17734. Published online 2007 October 29. doi: 10.1073/pnas.0708368104.PMCID: PMC2077074 In silico and in vitro pharmacogenetic analysis in mice Yingying Guo, Peng Lu, Erin Farrell, Xun Zhang, Paul Weller, Mario Monshouwer, Jianmei Wang, Guochun Liao, Zhaomei Zhang, Steven Hu, John Allard, Steve Shafer, Jonathan Usuka, and Gary Peltz Proc Natl Acad Sci U S A. 2007 November 6; 104(45): 17735–17740. Published online 2007 October 31. doi: 10.1073/pnas.0700724104.PMCID: PMC2077071 Cooperative DNA binding by CI repressor is dispensable in a phage λ variant Andrea C. Babić and John W. Little Proc Natl Acad Sci U S A. 2007 November 6; 104(45): 17741–17746. Published online 2007 October 25. doi: 10.1073/pnas.0602223104.PMCID: PMC2077068 Telomere uncapping in progenitor cells with critical telomere shortening is coupled to S-phase progression in vivo Sripriya Rajaraman, Jinkuk Choi, Peggie Cheung, Veronica Beaudry, Helen Moore, and Steven E. Artandi Proc Natl Acad Sci U S A. 2007 November 6; 104(45): 17747–17752. Published online 2007 October 26. doi: 10.1073/pnas.0706485104.PMCID: PMC2077026 Immunology Dendritic cell preactivation impairs MHC class II presentation of vaccines and endogenous viral antigens Louise J. Young, Nicholas S. Wilson, Petra Schnorrer, Adele Mount, Rachel J. Lundie, Nicole L. La Gruta, Brendan S. Crabb, Gabrielle T. Belz, William R. Heath, and Jose A. Villadangos Proc Natl Acad Sci U S A. 2007 November 6; 104(45): 17753–17758. Published online 2007 October 31. doi: 10.1073/pnas.0708622104.PMCID: PMC2077019 Evidence of a bactericidal permeability increasing protein in an invertebrate, the Crassostrea gigas Cg-BPI Marcelo Gonzalez, Yannick Gueguen, Delphine Destoumieux-Garzón, Bernard Romestand, Julie Fievet, Martine Pugnière, Françoise Roquet, Jean-Michel Escoubas, Franck Vandenbulcke, Ofer Levy, Laure Sauné, Philippe Bulet, and Evelyne Bachère Proc Natl Acad Sci U S A. 2007 November 6; 104(45): 17759–17764. Published online 2007 October 26. doi: 10.1073/pnas.0702281104.PMCID: PMC2077063 Programmed death-1 concentration at the immunological synapse is determined by ligand affinity and availability Tsvetelina Pentcheva-Hoang, Lieping Chen, Drew M. Pardoll, and James P. Allison Proc Natl Acad Sci U S A. 2007 November 6; 104(45): 17765–17770. Published online 2007 October 29. doi: 10.1073/pnas.0708767104.PMCID: PMC2077030 Medical Sciences Higher blood flow and circulating NO products offset high-altitude hypoxia among Tibetans S. C. Erzurum, S. Ghosh, A. J. Janocha, W. Xu, S. Bauer, N. S. Bryan, J. Tejero, C. Hemann, R. Hille, D. J. Stuehr, M. Feelisch, and C. M. Beall Proc Natl Acad Sci U S A. 2007 November 6; 104(45): 17593–17598. Published online 2007 October 30. doi: 10.1073/pnas.0707462104.PMCID: PMC2077056 Identification of prostate cancer modifier pathways using parental strain expression mapping Qing Xu, Pradip K. Majumder, Kenneth Ross, Yeonju Shim, Todd R. Golub, Massimo Loda, and William R. Sellers Proc Natl Acad Sci U S A. 2007 November 6; 104(45): 17771–17776. Published online 2007 October 31. doi: 10.1073/pnas.0708476104.PMCID: PMC2077015 A functional genetic screen identifies retinoic acid signaling as a target of histone deacetylase inhibitors Mirjam T. Epping, Liming Wang, Jane A. Plumb, Michele Lieb, Hinrich Gronemeyer, Robert Brown, and René Bernards Proc Natl Acad Sci U S A. 2007 November 6; 104(45): 17777–17782. Published online 2007 October 29. doi: 10.1073/pnas.0702518104.PMCID: PMC2077016 Bone marrow cells adopt the cardiomyogenic fate in vivo Marcello Rota, Jan Kajstura, Toru Hosoda, Claudia Bearzi, Serena Vitale, Grazia Esposito, Grazia Iaffaldano, M. Elena Padin-Iruegas, Arantxa Gonzalez, Roberto Rizzi, Narissa Small, John Muraski, Roberto Alvarez, Xiongwen Chen, Konrad Urbanek, Roberto Bolli, Steven R. Houser, Annarosa Leri, Mark A. Sussman, and Piero Anversa Proc Natl Acad Sci U S A. 2007 November 6; 104(45): 17783–17788. Published online 2007 October 26. doi: 10.1073/pnas.0706406104.PMCID: PMC2077031 Microbiology Recombinant Plasmodium falciparum reticulocyte homology protein 4 binds to erythrocytes and blocks invasion Deepak Gaur, Sanjay Singh, Subhash Singh, Lubin Jiang, Ababacar Diouf, and Louis H. Miller Proc Natl Acad Sci U S A. 2007 November 6; 104(45): 17789–17794. Published online 2007 October 30. doi: 10.1073/pnas.0708772104.PMCID: PMC2077073 Duplication and segregation of the actin (MreB) cytoskeleton during the prokaryotic cell cycle Purva Vats and Lawrence Rothfield Proc Natl Acad Sci U S A. 2007 November 6; 104(45): 17795–17800. Published online 2007 October 31. doi: 10.1073/pnas.0708739104.PMCID: PMC2077029 Viable but nonculturable Vibrio cholerae O1 in biofilms in the aquatic environment and their role in cholera transmission Munirul Alam, Marzia Sultana, G. Balakrish Nair, A. K. Siddique, Nur A. Hasan, R. Bradley Sack, David A. Sack, K. U. Ahmed, A. Sadique, H. Watanabe, Christopher J. Grim, A. Huq, and Rita R. Colwell Proc Natl Acad Sci U S A. 2007 November 6; 104(45): 17801–17806. Published online 2007 October 29. doi: 10.1073/pnas.0705599104.PMCID: PMC2077051 Low genomic diversity in tropical oceanic N2-fixing cyanobacteria Jonathan P. Zehr, Shellie R. Bench, Elizabeth A. Mondragon, Jay McCarren, and Edward F. DeLong Proc Natl Acad Sci U S A. 2007 November 6; 104(45): 17807–17812. Published online 2007 October 30. doi: 10.1073/pnas.0701017104.PMCID: PMC2077066 Neuroscience A common mechanism of PLP/DM20 misfolding causes cysteine-mediated endoplasmic reticulum retention in oligodendrocytes and Pelizaeus–Merzbacher disease Ajit-Singh Dhaunchak and Klaus-Armin Nave Proc Natl Acad Sci U S A. 2007 November 6; 104(45): 17813–17818. Published online 2007 October 25. doi: 10.1073/pnas.0704975104.PMCID: PMC2077047 γ-Band deficiency and abnormal thalamocortical activity in P/Q-type channel mutant mice Rodolfo R. Llinás, Soonwook Choi, Francisco J. Urbano, and Hee-Sup Shin Proc Natl Acad Sci U S A. 2007 November 6; 104(45): 17819–17824. Published online 2007 October 29. doi: 10.1073/pnas.0707945104.PMCID: PMC2077027 Impairment of actions chains in autism and its possible role in intention understanding Luigi Cattaneo, Maddalena Fabbri-Destro, Sonia Boria, Cinzia Pieraccini, Annalisa Monti, Giuseppe Cossu, and Giacomo Rizzolatti Proc Natl Acad Sci U S A. 2007 November 6; 104(45): 17825–17830. Published online 2007 October 26. doi: 10.1073/pnas.0706273104.PMCID: PMC2077067 Recurrent axon collaterals underlie facilitating synapses between cerebellar Purkinje cells David Orduz and Isabel Llano Proc Natl Acad Sci U S A. 2007 November 6; 104(45): 17831–17836. Published online 2007 October 26. doi: 10.1073/pnas.0707489104.PMCID: PMC2077038 From the Cover: Adult spinal cord progenitor cells are repelled by netrin-1 in the embryonic and injured adult spinal cord Audrey Petit, Drew L. Sellers, Daniel J. Liebl, Marc Tessier-Lavigne, Timothy E. Kennedy, and Philip J. Horner Proc Natl Acad Sci U S A. 2007 November 6; 104(45): 17837–17842. Published online 2007 October 31. doi: 10.1073/pnas.0703240104.PMCID: PMC2077035 Quantum dots provide an optical signal specific to full collapse fusion of synaptic vesicles Qi Zhang, Yu-Qing Cao, and Richard W. Tsien Proc Natl Acad Sci U S A. 2007 November 6; 104(45): 17843–17848. Published online 2007 October 29. doi: 10.1073/pnas.0706906104.PMCID: PMC2077028 Genome-wide analyses of human perisylvian cerebral cortical patterning B. S. Abrahams, D. Tentler, J. V. Perederiy, M. C. Oldham, G. Coppola, and D. H. Geschwind Proc Natl Acad Sci U S A. 2007 November 6; 104(45): 17849–17854. Published online 2007 October 31. doi: 10.1073/pnas.0706128104.PMCID: PMC2077018 Visual- and saccade-related signals in the primate inferior colliculus Kristin Kelly Porter, Ryan R. Metzger, and Jennifer M. Groh Proc Natl Acad Sci U S A. 2007 November 6; 104(45): 17855–17860. Published online 2007 October 31. doi: 10.1073/pnas.0706249104.PMCID: PMC2077072 BM88/CEND1 coordinates cell cycle exit and differentiation of neuronal precursors Panagiotis K. Politis, Georgia Makri, Dimitra Thomaidou, Markus Geissen, Hermann Rohrer, and Rebecca Matsas Proc Natl Acad Sci U S A. 2007 November 6; 104(45): 17861–17866. Published online 2007 October 30. doi: 10.1073/pnas.0610973104.PMCID: PMC2077017 Physiology Ablation of sarcolipin enhances sarcoplasmic reticulum calcium transport and atrial contractility Gopal J. Babu, Poornima Bhupathy, Valeriy Timofeyev, Natalia N. Petrashevskaya, Peter J. Reiser, Nipavan Chiamvimonvat, and Muthu Periasamy Proc Natl Acad Sci U S A. 2007 November 6; 104(45): 17867–17872. Published online 2007 October 30. doi: 10.1073/pnas.0707722104.PMCID: PMC2077025 Identification of xanthurenic acid 8-O-β-d-glucoside and xanthurenic acid 8-O-sulfate as human natriuretic hormones Christopher D. Cain, Frank C. Schroeder, Stewart W. Shankel, Mark Mitchnick, Michael Schmertzler, and Neal S. Bricker Proc Natl Acad Sci U S A. 2007 November 6; 104(45): 17873–17878. Published online 2007 October 31. doi: 10.1073/pnas.0705553104.PMCID: PMC2077034 Adipogenesis is inhibited by brief, daily exposure to high-frequency, extremely low-magnitude mechanical signals C. T. Rubin, E. Capilla, Y. K. Luu, B. Busa, H. Crawford, D. J. Nolan, V. Mittal, C. J. Rosen, J. E. Pessin, and S. Judex Proc Natl Acad Sci U S A. 2007 November 6; 104(45): 17879–17884. Published online 2007 October 24. doi: 10.1073/pnas.0708467104.PMCID: PMC2077057 The auxiliary subunit γ1 of the skeletal muscle L-type Ca2+ channel is an endogenous Ca2+ antagonist Zoita Andronache, Daniel Ursu, Simone Lehnert, Marc Freichel, Veit Flockerzi, and Werner Melzer Proc Natl Acad Sci U S A. 2007 November 6; 104(45): 17885–17890. Published online 2007 October 31. doi: 10.1073/pnas.0704340104.PMCID: PMC2077065 Population Biology Estimation of the number of virus particles transmitted by an insect vector Benoît Moury, Frédéric Fabre, and Rachid Senoussi Proc Natl Acad Sci U S A. 2007 November 6; 104(45): 17891–17896. Published online 2007 October 30. doi: 10.1073/pnas.0702739104.PMCID: PMC2077060 Social Sciences Anthropology From the Cover: Phylogenetic analyses of behavior support existence of culture among wild chimpanzees Stephen J. Lycett, Mark Collard, and William C. McGrew Proc Natl Acad Sci U S A. 2007 November 6; 104(45): 17588–17592. Published online 2007 October 29. doi: 10.1073/pnas.0707930104.PMCID: PMC2077048 Higher blood flow and circulating NO products offset high-altitude hypoxia among Tibetans S. C. Erzurum, S. Ghosh, A. J. Janocha, W. Xu, S. Bauer, N. S. Bryan, J. Tejero, C. Hemann, R. Hille, D. J. Stuehr, M. Feelisch, and C. M. Beall Proc Natl Acad Sci U S A. 2007 November 6; 104(45): 17593–17598. Published online 2007 October 30. doi: 10.1073/pnas.0707462104.PMCID: PMC2077056 Social Sciences Novelty and collective attention Fang Wu and Bernardo A. Huberman Proc Natl Acad Sci U S A. 2007 November 6; 104(45): 17599–17601. Published online 2007 October 25. doi: 10.1073/pnas.0704916104.PMCID: PMC2077036 Correction Correction for Schekman, The nine lives of Daniel E. Koshland, Jr. (1920–2007) Proc Natl Acad Sci U S A. 2007 November 6; 104(45): 17897. Published online 2007 October 24. doi: 10.1073/pnas.0709171104.PMCID: PMC2077054 Corrects: Randy Schekman. The nine lives of Daniel E. Koshland, Jr. (1920–2007). Proc Natl Acad Sci U S A. 2007 September 11; 104(37): 14551–14552. |