| | This journal provides immediate access to some articles. In This Issue Proc Natl Acad Sci U S A. 2005 December 13; 102(50): 17883–17884. doi: 10.1073/iti5005102.PMCID: PMC1312368 Commentaries Pains, gains, and midbrains Anthony H. Dickenson, Lucy A. Bee, and Rie Suzuki Proc Natl Acad Sci U S A. 2005 December 13; 102(50): 17885–17886. Published online 2005 December 5. doi: 10.1073/pnas.0508494102.PMCID: PMC1312401 Control of seed size in plants Venkatesan Sundaresan Proc Natl Acad Sci U S A. 2005 December 13; 102(50): 17887–17888. Published online 2005 December 5. doi: 10.1073/pnas.0509021102.PMCID: PMC1312409 Huntington's disease and neurogenesis: FGF-2 to the rescue? Albert R. La Spada Proc Natl Acad Sci U S A. 2005 December 13; 102(50): 17889–17890. Published online 2005 December 5. doi: 10.1073/pnas.0509222102.PMCID: PMC1312425 Physical Sciences Chemistry Tautomeric selectivity of the excited-state lifetime of guanine/cytosine base pairs: The role of electron-driven proton-transfer processes Andrzej L. Sobolewski, Wolfgang Domcke, and C. Hättig Proc Natl Acad Sci U S A. 2005 December 13; 102(50): 17903–17906. Published online 2005 December 5. doi: 10.1073/pnas.0504087102.PMCID: PMC1312371 Observation and manipulation of subsurface hydride in Pd{111} and its effect on surface chemical, physical, and electronic properties E. Charles H. Sykes, Luis C. Fernández-Torres, Sanjini U. Nanayakkara, Brent A. Mantooth, Ryan M. Nevin, and Paul S. Weiss Proc Natl Acad Sci U S A. 2005 December 13; 102(50): 17907–17911. Published online 2005 December 1. doi: 10.1073/pnas.0506657102.PMCID: PMC1312391 Changes in the chemical and dynamic properties of cardiac troponin T cause discrete cardiomyopathies in transgenic mice Briar R. Ertz-Berger, Huamei He, Candice Dowell, Stephen M. Factor, Todd E. Haim, Sara Nunez, Steven D. Schwartz, Joanne S. Ingwall, and Jil C. Tardiff Proc Natl Acad Sci U S A. 2005 December 13; 102(50): 18219–18224. Published online 2005 December 2. doi: 10.1073/pnas.0509181102.PMCID: PMC1298915 Environmental Sciences INAUGURAL ARTICLE by a Recently Elected Academy Member: Simulation of Sahel drought in the 20th and 21st centuries I. M. Held, T. L. Delworth, J. Lu, K. L. Findell, and T. R. Knutson Proc Natl Acad Sci U S A. 2005 December 13; 102(50): 17891–17896. Published online 2005 December 1. doi: 10.1073/pnas.0509057102.PMCID: PMC1312412 From the Cover: Wildfires, complexity, and highly optimized tolerance Max A. Moritz, Marco E. Morais, Lora A. Summerell, J. M. Carlson, and John Doyle Proc Natl Acad Sci U S A. 2005 December 13; 102(50): 17912–17917. Published online 2005 December 6. doi: 10.1073/pnas.0508985102.PMCID: PMC1312407 Geophysics Iron spin transition in Earth's mantle S. Speziale, A. Milner, V. E. Lee, S. M. Clark, M. P. Pasternak, and R. Jeanloz Proc Natl Acad Sci U S A. 2005 December 13; 102(50): 17918–17922. Published online 2005 December 5. doi: 10.1073/pnas.0508919102.PMCID: PMC1312404 Biological Sciences Agricultural Sciences INAUGURAL ARTICLE by a Recently Elected Academy Member: Comparative nutrition and metabolism: Explication of open questions with emphasis on protein and amino acids David H. Baker Proc Natl Acad Sci U S A. 2005 December 13; 102(50): 17897–17902. Published online 2005 December 2. doi: 10.1073/pnas.0509317102.PMCID: PMC1312430 Biochemistry From the Cover: A human transporter protein that mediates the final excretion step for toxic organic cations Masato Otsuka, Takuya Matsumoto, Riyo Morimoto, Shigeo Arioka, Hiroshi Omote, and Yoshinori Moriyama Proc Natl Acad Sci U S A. 2005 December 13; 102(50): 17923–17928. Published online 2005 December 5. doi: 10.1073/pnas.0506483102.PMCID: PMC1312386 Rotation scheme of V1-motor is different from that of F1-motor Hiromi Imamura, Mizuho Takeda, Saeko Funamoto, Katsuya Shimabukuro, Masasuke Yoshida, and Ken Yokoyama Proc Natl Acad Sci U S A. 2005 December 13; 102(50): 17929–17933. Published online 2005 December 5. doi: 10.1073/pnas.0507764102.PMCID: PMC1306795 The heteromeric Nanoarchaeum equitans splicing endonuclease cleaves noncanonical bulge–helix–bulge motifs of joined tRNA halves Lennart Randau, Kate Calvin, Michelle Hall, Jing Yuan, Mircea Podar, Hong Li, and Dieter Söll Proc Natl Acad Sci U S A. 2005 December 13; 102(50): 17934–17939. Published online 2005 December 5. doi: 10.1073/pnas.0509197102.PMCID: PMC1312423 Combining chemical genetics and proteomics to identify protein kinase substrates Noah Dephoure, Russell W. Howson, Justin D. Blethrow, Kevan M. Shokat, and Erin K. O'Shea Proc Natl Acad Sci U S A. 2005 December 13; 102(50): 17940–17945. Published online 2005 December 5. doi: 10.1073/pnas.0509080102.PMCID: PMC1306798 Efficient growth inhibition of Bacillus anthracis by knocking out the ribonucleotide reductase tyrosyl radical Eduard Torrents, Margareta Sahlin, Daniele Biglino, Astrid Gräslund, and Britt-Marie Sjöberg Proc Natl Acad Sci U S A. 2005 December 13; 102(50): 17946–17951. Published online 2005 December 1. doi: 10.1073/pnas.0506410102.PMCID: PMC1312384 Modulation of renal-specific oxidoreductase/myo-inositol oxygenase by high-glucose ambience Baibaswata Nayak, Ping Xie, Shigeru Akagi, Qiwei Yang, Lin Sun, Jun Wada, Arun Thakur, Farhad R. Danesh, Sumant S. Chugh, and Yashpal S. Kanwar Proc Natl Acad Sci U S A. 2005 December 13; 102(50): 17952–17957. Published online 2005 December 5. doi: 10.1073/pnas.0509089102.PMCID: PMC1312416 Biophysics Locating high-affinity fatty acid-binding sites on albumin by x-ray crystallography and NMR spectroscopy J. R. Simard, P. A. Zunszain, C.-E. Ha, J. S. Yang, N. V. Bhagavan, I. Petitpas, S. Curry, and J. A. Hamilton Proc Natl Acad Sci U S A. 2005 December 13; 102(50): 17958–17963. Published online 2005 December 5. doi: 10.1073/pnas.0506440102.PMCID: PMC1312385 Polyproline II propensities from GGXGG peptides reveal an anticorrelation with β-sheet scales Zhengshuang Shi, Kang Chen, Zhigang Liu, Angela Ng, W. Clay Bracken, and Neville R. Kallenbach Proc Natl Acad Sci U S A. 2005 December 13; 102(50): 17964–17968. Published online 2005 December 5. doi: 10.1073/pnas.0507124102.PMCID: PMC1312395 ATP hydrolysis is required to reset the ATP-binding cassette dimer into the resting-state conformation Gang Lu, James M. Westbrooks, Amy L. Davidson, and Jue Chen Proc Natl Acad Sci U S A. 2005 December 13; 102(50): 17969–17974. Published online 2005 December 2. doi: 10.1073/pnas.0506039102.PMCID: PMC1312379 Cell Biology The multidomain proapoptotic molecules Bax and Bak are directly activated by heat Lisa J. Pagliari, Tomomi Kuwana, Christine Bonzon, Donald D. Newmeyer, Shine Tu, Helen M. Beere, and Douglas R. Green Proc Natl Acad Sci U S A. 2005 December 13; 102(50): 17975–17980. Published online 2005 December 5. doi: 10.1073/pnas.0506712102.PMCID: PMC1312392 A genome-wide visual screen reveals a role for sphingolipids and ergosterol in cell surface delivery in yeast Tomasz J. Proszynski, Robin W. Klemm, Maike Gravert, Peggy P. Hsu, Yvonne Gloor, Jan Wagner, Karol Kozak, Hannes Grabner, Karen Walzer, Michel Bagnat, Kai Simons, and Christiane Walch-Solimena Proc Natl Acad Sci U S A. 2005 December 13; 102(50): 17981–17986. Published online 2005 December 5. doi: 10.1073/pnas.0509107102.PMCID: PMC1312417 Oxidizing potential of endosomes and lysosomes limits intracellular cleavage of disulfide-based antibody–drug conjugates Cary D. Austin, Xiaohui Wen, Lewis Gazzard, Christopher Nelson, Richard H. Scheller, and Suzie J. Scales Proc Natl Acad Sci U S A. 2005 December 13; 102(50): 17987–17992. Published online 2005 December 1. doi: 10.1073/pnas.0509035102.PMCID: PMC1298180 From the Cover: Somatic mtDNA mutations cause aging phenotypes without affecting reactive oxygen species production Aleksandra Trifunovic, Anna Hansson, Anna Wredenberg, Anja T. Rovio, Eric Dufour, Ivan Khvorostov, Johannes N. Spelbrink, Rolf Wibom, Howard T. Jacobs, and Nils-Göran Larsson Proc Natl Acad Sci U S A. 2005 December 13; 102(50): 17993–17998. Published online 2005 December 6. doi: 10.1073/pnas.0508886102.PMCID: PMC1312403 Comparison of the protein-unfolding pathways between mitochondrial protein import and atomic-force microscopy measurements Takehiro Sato, Masatoshi Esaki, Julio M. Fernandez, and Toshiya Endo Proc Natl Acad Sci U S A. 2005 December 13; 102(50): 17999–18004. Published online 2005 December 2. doi: 10.1073/pnas.0504495102.PMCID: PMC1312372 Unbiased selection of localization elements reveals cis-acting determinants of mRNA bud localization in Saccharomyces cerevisiae Ashwini Jambhekar, Kimberly McDermott, Katherine Sorber, Kelly A. Shepard, Ronald D. Vale, Peter A. Takizawa, and Joseph L. DeRisi Proc Natl Acad Sci U S A. 2005 December 13; 102(50): 18005–18010. Published online 2005 December 2. doi: 10.1073/pnas.0509229102.PMCID: PMC1298916 Developmental Biology Fat storage in adipocytes requires inactivation of leptin's paracrine activity: Implications for treatment of human obesity May-yun Wang, Lelio Orci, Mariella Ravazzola, and Roger H. Unger Proc Natl Acad Sci U S A. 2005 December 13; 102(50): 18011–18016. Published online 2005 December 2. doi: 10.1073/pnas.0509001102.PMCID: PMC1312408 Drosophila microRNAs exhibit diverse spatial expression patterns during embryonic development A. Aziz Aboobaker, Pavel Tomancak, Nipam Patel, Gerald M. Rubin, and Eric C. Lai Proc Natl Acad Sci U S A. 2005 December 13; 102(50): 18017–18022. Published online 2005 December 5. doi: 10.1073/pnas.0508823102.PMCID: PMC1306796 BMP signaling stimulates cellular differentiation at multiple steps during cartilage development Tatsuya Kobayashi, Karen M. Lyons, Andrew P. McMahon, and Henry M. Kronenberg Proc Natl Acad Sci U S A. 2005 December 13; 102(50): 18023–18027. Published online 2005 December 1. doi: 10.1073/pnas.0503617102.PMCID: PMC1312369 Identification of a hyaluronidase, Hyal5, involved in penetration of mouse sperm through cumulus mass Ekyune Kim, Daichi Baba, Masanori Kimura, Misuzu Yamashita, Shin-ichi Kashiwabara, and Tadashi Baba Proc Natl Acad Sci U S A. 2005 December 13; 102(50): 18028–18033. Published online 2005 December 5. doi: 10.1073/pnas.0506825102.PMCID: PMC1312394 A WW domain protein TAZ is a critical coactivator for TBX5, a transcription factor implicated in Holt–Oram syndrome Masao Murakami, Masayo Nakagawa, Eric N. Olson, and Osamu Nakagawa Proc Natl Acad Sci U S A. 2005 December 13; 102(50): 18034–18039. Published online 2005 December 6. doi: 10.1073/pnas.0509109102.PMCID: PMC1312418 Ecology Dynamic patterns of adaptive radiation Sergey Gavrilets and Aaron Vose Proc Natl Acad Sci U S A. 2005 December 13; 102(50): 18040–18045. Published online 2005 December 5. doi: 10.1073/pnas.0506330102.PMCID: PMC1312382 Scales of benthic–pelagic coupling and the intensity of species interactions: From recruitment limitation to top-down control Sergio A. Navarrete, Evie A. Wieters, Bernardo R. Broitman, and Juan Carlos Castilla Proc Natl Acad Sci U S A. 2005 December 13; 102(50): 18046–18051. Published online 2005 December 6. doi: 10.1073/pnas.0509119102.PMCID: PMC1312419 Forest response to elevated CO2 is conserved across a broad range of productivity Richard J. Norby, Evan H. DeLucia, Birgit Gielen, Carlo Calfapietra, Christian P. Giardina, John S. King, Joanne Ledford, Heather R. McCarthy, David J. P. Moore, Reinhart Ceulemans, Paolo De Angelis, Adrien C. Finzi, David F. Karnosky, Mark E. Kubiske, Martin Lukac, Kurt S. Pregitzer, Giuseppe E. Scarascia-Mugnozza, William H. Schlesinger, and Ram Oren Proc Natl Acad Sci U S A. 2005 December 13; 102(50): 18052–18056. Published online 2005 December 5. doi: 10.1073/pnas.0509478102.PMCID: PMC1312431 Evolution Evolution of bird eggs in the absence of cuckoo parasitism David C. Lahti Proc Natl Acad Sci U S A. 2005 December 13; 102(50): 18057–18062. Published online 2005 December 2. doi: 10.1073/pnas.0508930102.PMCID: PMC1312405 Phenogenetic drift in evolution: The changing genetic basis of vertebrate teeth Kazuhiko Kawasaki, Tohru Suzuki, and Kenneth M. Weiss Proc Natl Acad Sci U S A. 2005 December 13; 102(50): 18063–18068. Published online 2005 December 6. doi: 10.1073/pnas.0509263102.PMCID: PMC1312428 Genetics Premature condensation induces breaks at the interface of early and late replicating chromosome bands bearing common fragile sites Eliane El Achkar, Michelle Gerbault-Seureau, Martine Muleris, Bernard Dutrillaux, and Michelle Debatisse Proc Natl Acad Sci U S A. 2005 December 13; 102(50): 18069–18074. Published online 2005 December 5. doi: 10.1073/pnas.0506497102.PMCID: PMC1312387 The SET domain protein Metnase mediates foreign DNA integration and links integration to nonhomologous end-joining repair Suk-Hee Lee, Masahiko Oshige, Stephen T. Durant, Kanwaldeep Kaur Rasila, Elizabeth A. Williamson, Heather Ramsey, Lori Kwan, Jac A. Nickoloff, and Robert Hromas Proc Natl Acad Sci U S A. 2005 December 13; 102(50): 18075–18080. Published online 2005 December 6. doi: 10.1073/pnas.0503676102.PMCID: PMC1312370 MicroRNAs 221 and 222 inhibit normal erythropoiesis and erythroleukemic cell growth via kit receptor down-modulation Nadia Felli, Laura Fontana, Elvira Pelosi, Rosanna Botta, Desirée Bonci, Francesco Facchiano, Francesca Liuzzi, Valentina Lulli, Ornella Morsilli, Simona Santoro, Mauro Valtieri, George Adrian Calin, Chang-Gong Liu, Antonio Sorrentino, Carlo M. Croce, and Cesare Peschle Proc Natl Acad Sci U S A. 2005 December 13; 102(50): 18081–18086. Published online 2005 December 5. doi: 10.1073/pnas.0506216102.PMCID: PMC1312381 Occupancy of the Drosophila hsp70 promoter by a subset of basal transcription factors diminishes upon transcriptional activation Lyubov A. Lebedeva, Elena N. Nabirochkina, Mariya M. Kurshakova, Flavie Robert, Aleksey N. Krasnov, Mihail B. Evgen'ev, James T. Kadonaga, Sofia G. Georgieva, and Làszlò Tora Proc Natl Acad Sci U S A. 2005 December 13; 102(50): 18087–18092. Published online 2005 December 5. doi: 10.1073/pnas.0509063102.PMCID: PMC1306797 Immunology Peripheral B cells latently infected with Epstein–Barr virus display molecular hallmarks of classical antigen-selected memory B cells Tatyana A. Souza, B. David Stollar, John L. Sullivan, Katherine Luzuriaga, and David A. Thorley-Lawson Proc Natl Acad Sci U S A. 2005 December 13; 102(50): 18093–18098. Published online 2005 December 5. doi: 10.1073/pnas.0509311102.PMCID: PMC1306799 Preligand assembly domain-mediated ligand-independent association between TRAIL receptor 4 (TR4) and TR2 regulates TRAIL-induced apoptosis Lauren Clancy, Karen Mruk, Kristina Archer, Melissa Woelfel, Juthathip Mongkolsapaya, Gavin Screaton, Michael J. Lenardo, and Francis Ka-Ming Chan Proc Natl Acad Sci U S A. 2005 December 13; 102(50): 18099–18104. Published online 2005 November 30. doi: 10.1073/pnas.0507329102.PMCID: PMC1312398 Developmental checkpoints of the basophil/mast cell lineages in adult murine hematopoiesis Yojiro Arinobu, Hiromi Iwasaki, Michael F. Gurish, Shin-ichi Mizuno, Hirokazu Shigematsu, Hidetoshi Ozawa, Daniel G. Tenen, K. Frank Austen, and Koichi Akashi Proc Natl Acad Sci U S A. 2005 December 13; 102(50): 18105–18110. Published online 2005 December 5. doi: 10.1073/pnas.0509148102.PMCID: PMC1312421 Medical Sciences Chemokines direct endothelial progenitors into tumor neovessels Herbert Spring, Thomas Schüler, Bernd Arnold, Günter J. Hämmerling, and Ruth Ganss Proc Natl Acad Sci U S A. 2005 December 13; 102(50): 18111–18116. Published online 2005 December 2. doi: 10.1073/pnas.0507158102.PMCID: PMC1312396 Regulation of muscle growth by multiple ligands signaling through activin type II receptors Se-Jin Lee, Lori A. Reed, Monique V. Davies, Stefan Girgenrath, Mary E. P. Goad, Kathy N. Tomkinson, Jill F. Wright, Christopher Barker, Gregory Ehrmantraut, James Holmstrom, Betty Trowell, Barry Gertz, Man-Shiow Jiang, Suzanne M. Sebald, Martin Matzuk, En Li, Li-fang Liang, Edwin Quattlebaum, Ronald L. Stotish, and Neil M. Wolfman Proc Natl Acad Sci U S A. 2005 December 13; 102(50): 18117–18122. Published online 2005 December 5. doi: 10.1073/pnas.0505996102.PMCID: PMC1306793 Somatic events modify hypertrophic cardiomyopathy pathology and link hypertrophy to arrhythmia Cordula M. Wolf, Ivan P. G. Moskowitz, Scott Arno, Dorothy M. Branco, Christopher Semsarian, Scott A. Bernstein, Michael Peterson, Michael Maida, Gregory E. Morley, Glenn Fishman, Charles I. Berul, Christine E. Seidman, and J. G. Seidman Proc Natl Acad Sci U S A. 2005 December 13; 102(50): 18123–18128. Published online 2005 December 6. doi: 10.1073/pnas.0509145102.PMCID: PMC1307513 Reduced Paneth cell α-defensins in ileal Crohn's disease Jan Wehkamp, Nita H. Salzman, Edith Porter, Sabine Nuding, Michael Weichenthal, Robert E. Petras, Bo Shen, Elke Schaeffeler, Matthias Schwab, Rose Linzmeier, Ryan W. Feathers, Hiutung Chu, Heriberto Lima, Jr., Klaus Fellermann, Tomas Ganz, Eduard F. Stange, and Charles L. Bevins Proc Natl Acad Sci U S A. 2005 December 13; 102(50): 18129–18134. Published online 2005 December 5. doi: 10.1073/pnas.0505256102.PMCID: PMC1306791 Protease nexin-2/amyloid β-protein precursor limits cerebral thrombosis Feng Xu, Judianne Davis, Jianting Miao, Mary Lou Previti, Galina Romanov, Kelly Ziegler, and William E. Van Nostrand Proc Natl Acad Sci U S A. 2005 December 13; 102(50): 18135–18140. Published online 2005 December 5. doi: 10.1073/pnas.0507798102.PMCID: PMC1312400 Microbiology Quantification of the effect of vaccination on transmission of avian influenza (H7N7) in chickens J. A. van der Goot, G. Koch, M. C. M. de Jong, and M. van Boven Proc Natl Acad Sci U S A. 2005 December 13; 102(50): 18141–18146. Published online 2005 December 5. doi: 10.1073/pnas.0505098102.PMCID: PMC1312373 The genome of Salinibacter ruber: Convergence and gene exchange among hyperhalophilic bacteria and archaea E. F. Mongodin, K. E. Nelson, S. Daugherty, R. T. DeBoy, J. Wister, H. Khouri, J. Weidman, D. A. Walsh, R. T. Papke, G. Sanchez Perez, A. K. Sharma, C. L. Nesbø, D. MacLeod, E. Bapteste, W. F. Doolittle, R. L. Charlebois, B. Legault, and F. Rodriguez-Valera Proc Natl Acad Sci U S A. 2005 December 13; 102(50): 18147–18152. Published online 2005 December 5. doi: 10.1073/pnas.0509073102.PMCID: PMC1312414 Human cytomegalovirus virion protein complex required for epithelial and endothelial cell tropism Dai Wang and Thomas Shenk Proc Natl Acad Sci U S A. 2005 December 13; 102(50): 18153–18158. Published online 2005 November 30. doi: 10.1073/pnas.0509201102.PMCID: PMC1312424 Down-regulation of the retinoblastoma tumor suppressor by the hepatitis C virus NS5B RNA-dependent RNA polymerase Tsubasa Munakata, Mitsuyasu Nakamura, Yuqiong Liang, Kui Li, and Stanley M. Lemon Proc Natl Acad Sci U S A. 2005 December 13; 102(50): 18159–18164. Published online 2005 December 6. doi: 10.1073/pnas.0505605102.PMCID: PMC1307512 Neuroscience Genetic dissection of theta rhythm heterogeneity in mice Jonghan Shin, Daesoo Kim, Riccardo Bianchi, Robert K. S. Wong, and Hee-Sup Shin Proc Natl Acad Sci U S A. 2005 December 13; 102(50): 18165–18170. Published online 2005 December 5. doi: 10.1073/pnas.0505498102.PMCID: PMC1306792 Human stem/progenitor cells from bone marrow promote neurogenesis of endogenous neural stem cells in the hippocampus of mice James R. Munoz, Brooke R. Stoutenger, Andrew P. Robinson, Jeffrey L. Spees, and Darwin J. Prockop Proc Natl Acad Sci U S A. 2005 December 13; 102(50): 18171–18176. Published online 2005 December 5. doi: 10.1073/pnas.0508945102.PMCID: PMC1312406 Identification of an Nav1.1 sodium channel (SCN1A) loss-of-function mutation associated with familial simple febrile seizures Massimo Mantegazza, Antonio Gambardella, Raffaella Rusconi, Emanuele Schiavon, Ferdinanda Annesi, Rita Restano Cassulini, Angelo Labate, Sara Carrideo, Rosanna Chifari, Maria Paola Canevini, Raffaele Canger, Silvana Franceschetti, Grazia Annesi, Enzo Wanke, and Aldo Quattrone Proc Natl Acad Sci U S A. 2005 December 13; 102(50): 18177–18182. Published online 2005 December 2. doi: 10.1073/pnas.0506818102.PMCID: PMC1312393 Expression pattern of the transcription factor Olig2 in response to brain injuries: Implications for neuronal repair Annalisa Buffo, Milan R. Vosko, Dilek Ertürk, Gerhard F. Hamann, Mathias Jucker, David Rowitch, and Magdalena Götz Proc Natl Acad Sci U S A. 2005 December 13; 102(50): 18183–18188. Published online 2005 December 5. doi: 10.1073/pnas.0506535102.PMCID: PMC1312388 FGF-2 promotes neurogenesis and neuroprotection and prolongs survival in a transgenic mouse model of Huntington's disease Kunlin Jin, Michelle LaFevre-Bernt, Yunjuan Sun, Sylvia Chen, Juliette Gafni, Danielle Crippen, Anna Logvinova, Christopher A. Ross, David A. Greenberg, and Lisa M. Ellerby Proc Natl Acad Sci U S A. 2005 December 13; 102(50): 18189–18194. Published online 2005 December 2. doi: 10.1073/pnas.0506375102.PMCID: PMC1312383 From the Cover: Pharmacological modulation of pain-related brain activity during normal and central sensitization states in humans G. D. Iannetti, L. Zambreanu, R. G. Wise, T. J. Buchanan, J. P. Huggins, T. S. Smart, W. Vennart, and I. Tracey Proc Natl Acad Sci U S A. 2005 December 13; 102(50): 18195–18200. Published online 2005 December 5. doi: 10.1073/pnas.0506624102.PMCID: PMC1306794 Tissue plasminogen activator and plasminogen mediate stress-induced decline of neuronal and cognitive functions in the mouse hippocampus Robert Pawlak, B. S. Shankaranarayana Rao, Jerry P. Melchor, Sumantra Chattarji, Bruce McEwen, and Sidney Strickland Proc Natl Acad Sci U S A. 2005 December 13; 102(50): 18201–18206. Published online 2005 December 5. doi: 10.1073/pnas.0509232102.PMCID: PMC1312427 Molecular tuning of fast gating in pentameric ligand-gated ion channels Thomas Grutter, Lia Prado de Carvalho, Virginie Dufresne, Antoine Taly, Stuart J. Edelstein, and Jean-Pierre Changeux Proc Natl Acad Sci U S A. 2005 December 13; 102(50): 18207–18212. Published online 2005 November 30. doi: 10.1073/pnas.0509024102.PMCID: PMC1312410 Physiology Short-amplitude high-frequency wing strokes determine the aerodynamics of honeybee flight Douglas L. Altshuler, William B. Dickson, Jason T. Vance, Stephen P. Roberts, and Michael H. Dickinson Proc Natl Acad Sci U S A. 2005 December 13; 102(50): 18213–18218. Published online 2005 December 5. doi: 10.1073/pnas.0506590102.PMCID: PMC1312389 Changes in the chemical and dynamic properties of cardiac troponin T cause discrete cardiomyopathies in transgenic mice Briar R. Ertz-Berger, Huamei He, Candice Dowell, Stephen M. Factor, Todd E. Haim, Sara Nunez, Steven D. Schwartz, Joanne S. Ingwall, and Jil C. Tardiff Proc Natl Acad Sci U S A. 2005 December 13; 102(50): 18219–18224. Published online 2005 December 2. doi: 10.1073/pnas.0509181102.PMCID: PMC1298915 Plant Biology A UV-B-specific signaling component orchestrates plant UV protection Bobby A. Brown, Catherine Cloix, Guang Huai Jiang, Eirini Kaiserli, Pawel Herzyk, Daniel J. Kliebenstein, and Gareth I. Jenkins Proc Natl Acad Sci U S A. 2005 December 13; 102(50): 18225–18230. Published online 2005 December 5. doi: 10.1073/pnas.0507187102.PMCID: PMC1312397 Population Biology From the Cover: Sex ratio bias, male aggression, and population collapse in lizards Jean-François Le Galliard, Patrick S. Fitze, Régis Ferrière, and Jean Clobert Proc Natl Acad Sci U S A. 2005 December 13; 102(50): 18231–18236. Published online 2005 December 1. doi: 10.1073/pnas.0505172102.PMCID: PMC1312374 Psychology Off-line learning of motor skill memory: A double dissociation of goal and movement Daniel A. Cohen, Alvaro Pascual-Leone, Daniel Z. Press, and Edwin M. Robertson Proc Natl Acad Sci U S A. 2005 December 13; 102(50): 18237–18241. Published online 2005 December 5. doi: 10.1073/pnas.0506072102.PMCID: PMC1312380 Correction Proc Natl Acad Sci U S A. 2005 December 13; 102(50): 18242. doi: 10.1073/pnas.0509529102.PMCID: PMC1312432 Corrects: S. Ortiz-García, et al. Absence of detectable transgenes in local landraces of maize in Oaxaca, Mexico (2003–2004). Proc Natl Acad Sci U S A. 2005 August 30; 102(35): 12338–12343. |