| | This journal provides immediate access to some articles. Commentaries Bacterial quorum-sensing signals are inactivated by mammalian cells J. Woodland Hastings Proc Natl Acad Sci U S A. 2004 March 23; 101(12): 3993–3994. Published online 2004 March 15. doi: 10.1073/pnas.0400874101.PMCID: PMC384681 Membrane proteins: A new method enters the fold James U. Bowie Proc Natl Acad Sci U S A. 2004 March 23; 101(12): 3995–3996. Published online 2004 March 15. doi: 10.1073/pnas.0400671101.PMCID: PMC384682 Evolution and evolvability of proteins in the laboratory Michael W. Deem Proc Natl Acad Sci U S A. 2004 March 23; 101(12): 3997–3998. Published online 2004 March 15. doi: 10.1073/pnas.0400475101.PMCID: PMC384683 Perspective The Nash equilibrium: A perspective Charles A. Holt and Alvin E. Roth Proc Natl Acad Sci U S A. 2004 March 23; 101(12): 3999–4002. Published online 2004 March 15. doi: 10.1073/pnas.0308738101.PMCID: PMC384684 Nitric oxide, oxidants, and protein tyrosine nitration Rafael Radi Proc Natl Acad Sci U S A. 2004 March 23; 101(12): 4003–4008. Published online 2004 March 12. doi: 10.1073/pnas.0307446101.PMCID: PMC384685 Physical Sciences Applied Physical Sciences From the Cover: Capillarity-driven assembly of two-dimensional cellular carbon nanotube foams Nirupama Chakrapani, Bingqing Wei, Alvaro Carrillo, Pulickel M. Ajayan, and Ravi S. Kane Proc Natl Acad Sci U S A. 2004 March 23; 101(12): 4009–4012. Published online 2004 March 11. doi: 10.1073/pnas.0400734101.PMCID: PMC384686 Physics Order in dense hydrogen at low temperatures B. Edwards and N. W. Ashcroft Proc Natl Acad Sci U S A. 2004 March 23; 101(12): 4013–4018. Published online 2004 March 17. doi: 10.1073/pnas.0307331101.PMCID: PMC384687 Effect of hydrogen-switchable mirrors on the Casimir force Davide Iannuzzi, Mariangela Lisanti, and Federico Capasso Proc Natl Acad Sci U S A. 2004 March 23; 101(12): 4019–4023. Published online 2004 March 15. doi: 10.1073/pnas.0400876101.PMCID: PMC384688 Biological Sciences Agricultural Sciences CYP15A1, the cytochrome P450 that catalyzes epoxidation of methyl farnesoate to juvenile hormone III in cockroach corpora allata C. Helvig, J. F. Koener, G. C. Unnithan, and R. Feyereisen Proc Natl Acad Sci U S A. 2004 March 23; 101(12): 4024–4029. Published online 2004 March 15. doi: 10.1073/pnas.0306980101.PMCID: PMC384689 Biochemistry Human papillomavirus (HPV) origin-binding protein associates with mitotic spindles to enable viral DNA partitioning Brian A. Van Tine, Luan D. Dao, Shwu-Yuan Wu, Timothy M. Sonbuchner, Biing Yuan Lin, Nianxiang Zou, Cheng-Ming Chiang, Thomas R. Broker, and Louise T. Chow Proc Natl Acad Sci U S A. 2004 March 23; 101(12): 4030–4035. Published online 2004 March 12. doi: 10.1073/pnas.0306848101.PMCID: PMC384690 The neural F-box protein NFB42 mediates the nuclear export of the herpes simplex virus type 1 replication initiator protein (UL9 protein) after viral infection Chi-Yong Eom, Won Do Heo, Madeleine L. Craske, Tobias Meyer, and I. Robert Lehman Proc Natl Acad Sci U S A. 2004 March 23; 101(12): 4036–4040. Published online 2004 March 9. doi: 10.1073/pnas.0400738101.PMCID: PMC384691 Crystal structure of RlmAI: Implications for understanding the 23S rRNA G745/G748-methylation at the macrolide antibiotic-binding site Kalyan Das, Thomas Acton, Yiwen Chiang, Lydia Shih, Eddy Arnold, and Gaetano T. Montelione Proc Natl Acad Sci U S A. 2004 March 23; 101(12): 4041–4046. Published online 2004 March 3. doi: 10.1073/pnas.0400189101.PMCID: PMC384692 Ataxin 1, a SCA1 neurodegenerative disorder protein, is functionally linked to the silencing mediator of retinoid and thyroid hormone receptors Chih-Cheng Tsai, Hung-Ying Kao, Akifumi Mitzutani, Ester Banayo, Harini Rajan, Michael McKeown, and Ronald M. Evans Proc Natl Acad Sci U S A. 2004 March 23; 101(12): 4047–4052. Published online 2004 March 11. doi: 10.1073/pnas.0400615101.PMCID: PMC384693 The AHNAKs are a class of giant propeller-like proteins that associate with calcium channel proteins of cardiomyocytes and other cells Akihiko Komuro, Yutaka Masuda, Koichi Kobayashi, Roger Babbitt, Murat Gunel, Richard A. Flavell, and Vincent T. Marchesi Proc Natl Acad Sci U S A. 2004 March 23; 101(12): 4053–4058. Published online 2004 March 8. doi: 10.1073/pnas.0308619101.PMCID: PMC384694 A nascent polypeptide domain that can regulate translation elongation Peng Fang, Christina C. Spevak, Cheng Wu, and Matthew S. Sachs Proc Natl Acad Sci U S A. 2004 March 23; 101(12): 4059–4064. Published online 2004 March 12. doi: 10.1073/pnas.0400554101.PMCID: PMC384695 Biophysics From the Cover: Elastic coupling of integral membrane protein stability to lipid bilayer forces Heedeok Hong and Lukas K. Tamm Proc Natl Acad Sci U S A. 2004 March 23; 101(12): 4065–4070. Published online 2004 February 27. doi: 10.1073/pnas.0400358101.PMCID: PMC384696 Analytic models for mechanotransduction: Gating a mechanosensitive channel Paul Wiggins and Rob Phillips Proc Natl Acad Sci U S A. 2004 March 23; 101(12): 4071–4076. Published online 2004 March 15. doi: 10.1073/pnas.0307804101.PMCID: PMC384697 Trp zipper folding kinetics by molecular dynamics and temperature-jump spectroscopy Christopher D. Snow, Linlin Qiu, Deguo Du, Feng Gai, Stephen J. Hagen, and Vijay S. Pande Proc Natl Acad Sci U S A. 2004 March 23; 101(12): 4077–4082. Published online 2004 March 12. doi: 10.1073/pnas.0305260101.PMCID: PMC384698 Modulation of the bilayer thickness of exocytic pathway membranes by membrane proteins rather than cholesterol Kakoli Mitra, Iban Ubarretxena-Belandia, Tomohiko Taguchi, Graham Warren, and Donald M. Engelman Proc Natl Acad Sci U S A. 2004 March 23; 101(12): 4083–4088. Published online 2004 March 11. doi: 10.1073/pnas.0307332101.PMCID: PMC384699 Pressure-dissociable reversible assembly of intrinsically denatured lysozyme is a precursor for amyloid fibrils Tara N. Niraula, Takashi Konno, Hua Li, Hiroaki Yamada, Kazuyuki Akasaka, and Hideki Tachibana Proc Natl Acad Sci U S A. 2004 March 23; 101(12): 4089–4093. Published online 2004 March 11. doi: 10.1073/pnas.0305798101.PMCID: PMC394761 Membrane-mediated structural transitions at the cytoplasmic face during integrin activation Olga Vinogradova, Julia Vaynberg, Xiangming Kong, Thomas A. Haas, Edward F. Plow, and Jun Qin Proc Natl Acad Sci U S A. 2004 March 23; 101(12): 4094–4099. Published online 2004 March 15. doi: 10.1073/pnas.0400742101.PMCID: PMC384700 Cell Biology DAXX interacts with heat shock factor 1 during stress activation and enhances its transcriptional activity Frank Boellmann, Toumy Guettouche, Yongle Guo, Mary Fenna, Laila Mnayer, and Richard Voellmy Proc Natl Acad Sci U S A. 2004 March 23; 101(12): 4100–4105. Published online 2004 March 11. doi: 10.1073/pnas.0304768101.PMCID: PMC384701 E-box function in a period gene repressed by light Daniela Vallone, Srinivas Babu Gondi, David Whitmore, and Nicholas S. Foulkes Proc Natl Acad Sci U S A. 2004 March 23; 101(12): 4106–4111. Published online 2004 March 15. doi: 10.1073/pnas.0305436101.PMCID: PMC384702 Retinoblastoma protein functions as a molecular switch determining white versus brown adipocyte differentiation Jacob B. Hansen, Claus Jørgensen, Rasmus K. Petersen, Philip Hallenborg, Rita De Matteis, Hans A. Bøye, Natasa Petrovic, Sven Enerbäck, Jan Nedergaard, Saverio Cinti, Hein te Riele, and Karsten Kristiansen Proc Natl Acad Sci U S A. 2004 March 23; 101(12): 4112–4117. Published online 2004 March 15. doi: 10.1073/pnas.0301964101.PMCID: PMC384703 A nuclear translation-like factor eIF4AIII is recruited to the mRNA during splicing and functions in nonsense-mediated decay Maria A. Ferraiuolo, Chung-Sheng Lee, Lian Wee Ler, Jeanne L. Hsu, Mauro Costa-Mattioli, Ming-Juan Luo, Robin Reed, and Nahum Sonenberg Proc Natl Acad Sci U S A. 2004 March 23; 101(12): 4118–4123. Published online 2004 March 15. doi: 10.1073/pnas.0400933101.PMCID: PMC384704 Coupling morphogenesis to mitotic entry Krisada Sakchaisri, Satoshi Asano, Li-Rong Yu, Mark J. Shulewitz, Chong J. Park, Jung-Eun Park, Young-Wook Cho, Timothy D. Veenstra, Jeremy Thorner, and Kyung S. Lee Proc Natl Acad Sci U S A. 2004 March 23; 101(12): 4124–4129. Published online 2004 March 22. doi: 10.1073/pnas.0400641101.PMCID: PMC384705 Mitochondrial localization of estrogen receptor β Shao-Hua Yang, Ran Liu, Evelyn J. Perez, Yi Wen, Stanley M. Stevens, Jr., Thomas Valencia, Anne-Marie Brun-Zinkernagel, Laszlo Prokai, Yvonne Will, James Dykens, Peter Koulen, and James W. Simpkins Proc Natl Acad Sci U S A. 2004 March 23; 101(12): 4130–4135. Published online 2004 March 15. doi: 10.1073/pnas.0306948101.PMCID: PMC384706 Ecology Pacific and Atlantic Ocean influences on multidecadal drought frequency in the United States Gregory J. McCabe, Michael A. Palecki, and Julio L. Betancourt Proc Natl Acad Sci U S A. 2004 March 23; 101(12): 4136–4141. Published online 2004 March 11. doi: 10.1073/pnas.0306738101.PMCID: PMC384707 Evolution From the Cover: FamClash: A method for ranking the activity of engineered enzymes Manish C. Saraf, Alexander R. Horswill, Stephen J. Benkovic, and Costas D. Maranas Proc Natl Acad Sci U S A. 2004 March 23; 101(12): 4142–4147. Published online 2004 February 23. doi: 10.1073/pnas.0400065101.PMCID: PMC384708 Histone H1 and the origin of protamines John D. Lewis, Núria Saperas, Yue Song, Maria Jose Zamora, Manel Chiva, and Juan Ausió Proc Natl Acad Sci U S A. 2004 March 23; 101(12): 4148–4152. Published online 2004 March 15. doi: 10.1073/pnas.0308721101.PMCID: PMC384709 Genetics The plant hormone indoleacetic acid induces invasive growth in Saccharomyces cerevisiae Reeta Prusty, Paula Grisafi, and Gerald R. Fink Proc Natl Acad Sci U S A. 2004 March 23; 101(12): 4153–4157. Published online 2004 March 9. doi: 10.1073/pnas.0400659101.PMCID: PMC384710 The transforming activity of Wnt effectors correlates with their ability to induce the accumulation of mammary progenitor cells Bob Y. Liu, Sean P. McDermott, Shariq S. Khwaja, and Caroline M. Alexander Proc Natl Acad Sci U S A. 2004 March 23; 101(12): 4158–4163. Published online 2004 March 12. doi: 10.1073/pnas.0400699101.PMCID: PMC384711 Metagenes and molecular pattern discovery using matrix factorization Jean-Philippe Brunet, Pablo Tamayo, Todd R. Golub, and Jill P. Mesirov Proc Natl Acad Sci U S A. 2004 March 23; 101(12): 4164–4169. Published online 2004 March 11. doi: 10.1073/pnas.0308531101.PMCID: PMC384712 Expression profiling with arrays of randomly disrupted genes in mouse embryonic stem cells leads to in vivo functional analysis Eishou Matsuda, Toshiaki Shigeoka, Ryuji Iida, Shinya Yamanaka, Masashi Kawaichi, and Yasumasa Ishida Proc Natl Acad Sci U S A. 2004 March 23; 101(12): 4170–4174. Published online 2004 March 9. doi: 10.1073/pnas.0400604101.PMCID: PMC384713 Immunology Structural basis for HLA-DQ2-mediated presentation of gluten epitopes in celiac disease Chu-Young Kim, Hanne Quarsten, Elin Bergseng, Chaitan Khosla, and Ludvig M. Sollid Proc Natl Acad Sci U S A. 2004 March 23; 101(12): 4175–4179. Published online 2004 March 12. doi: 10.1073/pnas.0306885101.PMCID: PMC384714 Predisposition to abacavir hypersensitivity conferred by HLA-B*5701 and a haplotypic Hsp70-Hom variant Annalise M. Martin, David Nolan, Silvana Gaudieri, Coral Ann Almeida, Richard Nolan, Ian James, Filipa Carvalho, Elizabeth Phillips, Frank T. Christiansen, Anthony W. Purcell, James McCluskey, and Simon Mallal Proc Natl Acad Sci U S A. 2004 March 23; 101(12): 4180–4185. Published online 2004 March 15. doi: 10.1073/pnas.0307067101.PMCID: PMC384715 Isolation of an endotoxin–MD-2 complex that produces Toll-like receptor 4-dependent cell activation at picomolar concentrations Theresa L. Gioannini, Athmane Teghanemt, DeSheng Zhang, Nathan P. Coussens, Wendie Dockstader, S. Ramaswamy, and Jerrold P. Weiss Proc Natl Acad Sci U S A. 2004 March 23; 101(12): 4186–4191. Published online 2004 March 9. doi: 10.1073/pnas.0306906101.PMCID: PMC384716 Inducible costimulator-dependent IL-10 production by regulatory T cells specific for self-antigen Masako Kohyama, Daisuke Sugahara, Shigeru Sugiyama, Hideo Yagita, Ko Okumura, and Nobumichi Hozumi Proc Natl Acad Sci U S A. 2004 March 23; 101(12): 4192–4197. Published online 2004 March 10. doi: 10.1073/pnas.0400214101.PMCID: PMC384717 Medical Sciences Disruption of Doppel prevents neurodegeneration in mice with extensive Prnp deletions Nicolas Genoud, Axel Behrens, Gino Miele, Dimitri Robay, Frank L. Heppner, Stefan Freigang, and Adriano Aguzzi Proc Natl Acad Sci U S A. 2004 March 23; 101(12): 4198–4203. Published online 2004 March 8. doi: 10.1073/pnas.0400131101.PMCID: PMC384718 From the Cover: Dynamics of HIV-1 recombination in its natural target cells David N. Levy, Grace M. Aldrovandi, Olaf Kutsch, and George M. Shaw Proc Natl Acad Sci U S A. 2004 March 23; 101(12): 4204–4209. Published online 2004 March 9. doi: 10.1073/pnas.0306764101.PMCID: PMC384719 Down-regulation of DENN/MADD, a TNF receptor binding protein, correlates with neuronal cell death in Alzheimer's disease brain and hippocampal neurons Keith Del Villar and Carol A. Miller Proc Natl Acad Sci U S A. 2004 March 23; 101(12): 4210–4215. Published online 2004 March 8. doi: 10.1073/pnas.0307349101.PMCID: PMC384720 Transplantation of skeletal myoblasts secreting an IL-1 inhibitor modulates adverse remodeling in infarcted murine myocardium Bari Murtuza, Ken Suzuki, George Bou-Gharios, Jonathan R. Beauchamp, Ryszard T. Smolenski, Terence A. Partridge, and Magdi H. Yacoub Proc Natl Acad Sci U S A. 2004 March 23; 101(12): 4216–4221. Published online 2004 March 12. doi: 10.1073/pnas.0306205101.PMCID: PMC384721 Transcriptional switch by activating transcription factor 2-derived peptide sensitizes melanoma cells to apoptosis and inhibits their tumorigenicity Anindita Bhoumik, Nic Jones, and Ze'ev Ronai Proc Natl Acad Sci U S A. 2004 March 23; 101(12): 4222–4227. Published online 2004 March 9. doi: 10.1073/pnas.0400195101.PMCID: PMC384722 Epitope-specific immunotherapy induces immune deviation of proinflammatory T cells in rheumatoid arthritis Berent J. Prakken, Rodrigo Samodal, Tho D. Le, Francesca Giannoni, Gisella Puga Yung, John Scavulli, Diane Amox, Sarah Roord, Isme de Kleer, Dustan Bonnin, Paola Lanza, Charles Berry, Margherita Massa, Rosario Billetta, and Salvatore Albani Proc Natl Acad Sci U S A. 2004 March 23; 101(12): 4228–4233. Published online 2004 March 15. doi: 10.1073/pnas.0400061101.PMCID: PMC384723 S-adenosylhomocysteine hydrolase deficiency in a human: A genetic disorder of methionine metabolism Ivo Barić, Ksenija Fumić, Byron Glenn, Mario Ćuk, Andreas Schulze, James D. Finkelstein, S. Jill James, Vlatka Mejaški-Bošnjak, Leo Pažanin, Igor P. Pogribny, Marko Radoš, Vladimir Sarnavka, Mira Šćukanec-Špoljar, Robert H. Allen, Sally Stabler, Lidija Uzelac, Oliver Vugrek, Conrad Wagner, Steven Zeisel, and S. Harvey Mudd Proc Natl Acad Sci U S A. 2004 March 23; 101(12): 4234–4239. Published online 2004 March 15. doi: 10.1073/pnas.0400658101.PMCID: PMC384724 Microbiology Characterization of severe acute respiratory syndrome-associated coronavirus (SARS-CoV) spike glycoprotein-mediated viral entry Graham Simmons, Jacqueline D. Reeves, Andrew J. Rennekamp, Sean M. Amberg, Andrew J. Piefer, and Paul Bates Proc Natl Acad Sci U S A. 2004 March 23; 101(12): 4240–4245. Published online 2004 March 9. doi: 10.1073/pnas.0306446101.PMCID: PMC384725 MglA regulates transcription of virulence factors necessary for Francisella tularensis intraamoebae and intramacrophage survival Crystal M. Lauriano, Jeffrey R. Barker, Sang-Sun Yoon, Francis E. Nano, Bernard P. Arulanandam, Daniel J. Hassett, and Karl E. Klose Proc Natl Acad Sci U S A. 2004 March 23; 101(12): 4246–4249. Published online 2004 March 9. doi: 10.1073/pnas.0307690101.PMCID: PMC384726 Bacterial biota in the human distal esophagus Zhiheng Pei, Edmund J. Bini, Liying Yang, Meisheng Zhou, Fritz Francois, and Martin J. Blaser Proc Natl Acad Sci U S A. 2004 March 23; 101(12): 4250–4255. Published online 2004 March 11. doi: 10.1073/pnas.0306398101.PMCID: PMC384727 Waves and aggregation patterns in myxobacteria Oleg A. Igoshin, Roy Welch, Dale Kaiser, and George Oster Proc Natl Acad Sci U S A. 2004 March 23; 101(12): 4256–4261. Published online 2004 March 12. doi: 10.1073/pnas.0400704101.PMCID: PMC384728 Hepatitis C virus induces a mutator phenotype: Enhanced mutations of immunoglobulin and protooncogenes Keigo Machida, Kevin T.-N. Cheng, Vicky M.-H. Sung, Shigetaka Shimodaira, Karen L. Lindsay, Alexandra M. Levine, Ming-Yang Lai, and Michael M. C. Lai Proc Natl Acad Sci U S A. 2004 March 23; 101(12): 4262–4267. Published online 2004 March 3. doi: 10.1073/pnas.0303971101.PMCID: PMC384729 Neuroscience Synaptic organization in the adult honey bee brain is influenced by brood-temperature control during pupal development Claudia Groh, Jürgen Tautz, and Wolfgang Rössler Proc Natl Acad Sci U S A. 2004 March 23; 101(12): 4268–4273. Published online 2004 March 15. doi: 10.1073/pnas.0400773101.PMCID: PMC384730 Disruption of communication between peripheral and central trigeminovascular neurons mediates the antimigraine action of 5HT1B/1D receptor agonists Dan Levy, Moshe Jakubowski, and Rami Burstein Proc Natl Acad Sci U S A. 2004 March 23; 101(12): 4274–4279. Published online 2004 March 11. doi: 10.1073/pnas.0306147101.PMCID: PMC384731 Substance P in the medial amygdala: Emotional stress-sensitive release and modulation of anxiety-related behavior in rats Karl Ebner, Nadia M. Rupniak, Alois Saria, and Nicolas Singewald Proc Natl Acad Sci U S A. 2004 March 23; 101(12): 4280–4285. Published online 2004 March 15. doi: 10.1073/pnas.0400794101.PMCID: PMC384732 Responses of human visual cortex to uniform surfaces John-Dylan Haynes, R. Beau Lotto, and Geraint Rees Proc Natl Acad Sci U S A. 2004 March 23; 101(12): 4286–4291. Published online 2004 March 9. doi: 10.1073/pnas.0307948101.PMCID: PMC384733 From the Cover: Synaptic activity-independent persistent plasticity in endogenously active mammalian motoneurons Christopher M. Bocchiaro and Jack L. Feldman Proc Natl Acad Sci U S A. 2004 March 23; 101(12): 4292–4295. Published online 2004 March 15. doi: 10.1073/pnas.0305712101.PMCID: PMC384734 Calcium signaling in chemorepellant Slit2-dependent regulation of neuronal migration Hua-tai Xu, Xiao-bing Yuan, Chen-bing Guan, Shumin Duan, Chien-ping Wu, and Linyin Feng Proc Natl Acad Sci U S A. 2004 March 23; 101(12): 4296–4301. Published online 2004 March 12. doi: 10.1073/pnas.0303893101.PMCID: PMC384735 Physiology A Fenton reaction at the endoplasmic reticulum is involved in the redox control of hypoxia-inducible gene expression Qing Liu, Utta Berchner-Pfannschmidt, Ulrike Möller, Martina Brecht, Christoph Wotzlaw, Helmut Acker, Kurt Jungermann, and Thomas Kietzmann Proc Natl Acad Sci U S A. 2004 March 23; 101(12): 4302–4307. Published online 2004 March 9. doi: 10.1073/pnas.0400265101.PMCID: PMC384736 Cellular targets and mechanisms of nitros(yl)ation: An insight into their nature and kinetics in vivo Nathan S. Bryan, Tienush Rassaf, Ronald E. Maloney, Cynthia M. Rodriguez, Fumito Saijo, Juan R. Rodriguez, and Martin Feelisch Proc Natl Acad Sci U S A. 2004 March 23; 101(12): 4308–4313. Published online 2004 March 10. doi: 10.1073/pnas.0306706101.PMCID: PMC384737 Insulin-like growth factor-binding protein 5 (Igfbp5) compromises survival, growth, muscle development, and fertility in mice Dervis A. M. Salih, Gyanendra Tripathi, Cathy Holding, Tadge A. M. Szestak, M. Ivelisse Gonzalez, Emma J. Carter, Laura J. Cobb, Joan E. Eisemann, and Jennifer M. Pell Proc Natl Acad Sci U S A. 2004 March 23; 101(12): 4314–4319. Published online 2004 March 9. doi: 10.1073/pnas.0400230101.PMCID: PMC384738 Plant Biology Identification of the bacterial alarmone guanosine 5′-diphosphate 3′-diphosphate (ppGpp) in plants Kosaku Takahashi, Koji Kasai, and Kozo Ochi Proc Natl Acad Sci U S A. 2004 March 23; 101(12): 4320–4324. Published online 2004 March 9. doi: 10.1073/pnas.0308555101.PMCID: PMC384739 Social Sciences Anthropology Long-term human response to uncertain environmental conditions in the Andes Tom D. Dillehay and Alan L. Kolata Proc Natl Acad Sci U S A. 2004 March 23; 101(12): 4325–4330. Published online 2004 March 15. doi: 10.1073/pnas.0400538101.PMCID: PMC384740 Corrections Proc Natl Acad Sci U S A. 2004 March 23; 101(12): 4331. Published online 2004 March 8. doi: 10.1073/pnas.0400176101.PMCID: PMC384741 Corrects: Marie-Alexandra Alyanakian, et al. Diversity of regulatory CD4+T cells controlling distinct organ-specific autoimmune diseases. Proc Natl Acad Sci U S A. 2003 December 23; 100(26): 15806–15811. Proc Natl Acad Sci U S A. 2004 March 23; 101(12): 4331. Published online 2004 March 1. doi: 10.1073/pnas.0400990101.PMCID: PMC384742 Corrects: Ann E. Power. Slow-wave sleep, acetylcholine, and memory consolidation. Proc Natl Acad Sci U S A. 2004 February 17; 101(7): 1795–1796. Proc Natl Acad Sci U S A. 2004 March 23; 101(12): 4332. Published online 2004 March 11. doi: 10.1073/pnas.0400833101.PMCID: PMC384743 Corrects: Brian P. Zambrowicz, et al. Wnk1 kinase deficiency lowers blood pressure in mice: A gene-trap screen to identify potential targets for therapeutic intervention. Proc Natl Acad Sci U S A. 2003 November 25; 100(24): 14109–14114. |