EDITORIAL FOCUS:

Stephen L. Welle

Myostatin and muscle fiber size. Focus on "Smad2 and 3 transcription factors control muscle mass in adulthood" and "Myostatin reduces Akt/TORC1/p70S6K signaling, inhibiting myoblast differentiation and myotube size"
Am J Physiol Cell Physiol 296: C1245-C1247, 2009. First published April 8, 2009; doi:10.1152/ajpcell.00154.2009 [Full Text] [PDF]  

MEMBRANE TRANSPORTERS, ION CHANNELS, AND PUMPS:

Elke Bocksteins, Adam L. Raes, Gerda Van de Vijver, Tine Bruyns, Pierre-Paul Van Bogaert, and Dirk J. Snyders

K_v2.1 and silent K_v subunits underlie the delayed rectifier K⁺ current in cultured small mouse DRG neurons
Am J Physiol Cell Physiol 296: C1271-C1278, 2009. First published April 8, 2009; doi:10.1152/ajpcell.00088.2009 [Abstract] [Full Text] [PDF] [Supplemental Figures]  

Hisayoshi Hayashi, Kazuhito Suruga, and Yukari Yamashita

Regulation of intestinal Cl^–/HCO₃^– exchanger SLC26A3 by intracellular pH
Am J Physiol Cell Physiol 296: C1279-C1290, 2009. First published March 25, 2009; doi:10.1152/ajpcell.00638.2008 [Abstract] [Full Text] [PDF]  

Helle Hasager Damkier, Vikram Prasad, Christian Andreas Hübner, and Jeppe Praetorius

Nhe1 is a luminal Na⁺/H⁺ exchanger in mouse choroid plexus and is targeted to the basolateral membrane in Ncbe/Nbcn2-null mice
Am J Physiol Cell Physiol 296: C1291-C1300, 2009. First published April 15, 2009; doi:10.1152/ajpcell.00062.2009 [Abstract] [Full Text] [PDF]  

B. R. Grubb, T. D. Rogers, R. C. Boucher, and L. E. Ostrowski

Ion transport across CF and normal murine olfactory and ciliated epithelium
Am J Physiol Cell Physiol 296: C1301-C1309, 2009. First published March 25, 2009; doi:10.1152/ajpcell.00578.2008 [Abstract] [Full Text] [PDF]  

William Fuller, Jacqueline Howie, Linda M. McLatchie, Roberta J. Weber, C. James Hastie, Kerry Burness, Davor Pavlovic, and Michael J. Shattock

FXYD1 phosphorylation in vitro and in adult rat cardiac myocytes: threonine 69 is a novel substrate for protein kinase C
Am J Physiol Cell Physiol 296: C1346-C1355, 2009. First published April 1, 2009; doi:10.1152/ajpcell.00523.2008 [Abstract] [Full Text] [PDF]  

Mauricio A. Retamal, ShengYong Yin, Guillermo A. Altenberg, and Luis Reuss

Modulation of Cx46 hemichannels by nitric oxide
Am J Physiol Cell Physiol 296: C1356-C1363, 2009. First published April 8, 2009; doi:10.1152/ajpcell.00054.2009 [Abstract] [Full Text] [PDF]  

Man Zhang, Xiao-Wei Fei, Yan-Lin He, Guang Yang, and Yan-Ai Mei

Bradykinin inhibits the transient outward K⁺ current in mouse Schwann cells via the cAMP/PKA pathway
Am J Physiol Cell Physiol 296: C1364-C1372, 2009. First published April 1, 2009; doi:10.1152/ajpcell.00014.2009 [Abstract] [Full Text] [PDF]  

Narongrit Thongon, La-iad Nakkrasae, Jirawan Thongbunchoo, Nateetip Krishnamra, and Narattaphol Charoenphandhu

Enhancement of calcium transport in Caco-2 monolayer through PKC-dependent Ca_v1.3-mediated transcellular and rectifying paracellular pathways by prolactin
Am J Physiol Cell Physiol 296: C1373-C1382, 2009. First published April 1, 2009; doi:10.1152/ajpcell.00053.2009 [Abstract] [Full Text] [PDF]  

MUSCLE CELL BIOLOGY AND CELL MOTILITY:

Roberta Sartori, Giulia Milan, Maria Patron, Cristina Mammucari, Bert Blaauw, Reimar Abraham, and Marco Sandri

Smad2 and 3 transcription factors control muscle mass in adulthood
Am J Physiol Cell Physiol 296: C1248-C1257, 2009. First published April 8, 2009; doi:10.1152/ajpcell.00104.2009 [Abstract] [Full Text] [PDF] [Supplemental Figures and Tables]  

Wenhui Hu, Fang Li, Sunila Mahavadi, and Karnam S. Murthy

Upregulation of RGS4 expression by IL-1β in colonic smooth muscle is enhanced by ERK1/2 and p38 MAPK and inhibited by the PI3K/Akt/GSK3β pathway
Am J Physiol Cell Physiol 296: C1310-C1320, 2009. First published April 15, 2009; doi:10.1152/ajpcell.00573.2008 [Abstract] [Full Text] [PDF]  

R. P. Rhoads, R. M. Johnson, C. R. Rathbone, X. Liu, C. Temm-Grove, S. M. Sheehan, J. B. Hoying, and R. E. Allen

Satellite cell-mediated angiogenesis in vitro coincides with a functional hypoxia-inducible factor pathway
Am J Physiol Cell Physiol 296: C1321-C1328, 2009. First published April 22, 2009; doi:10.1152/ajpcell.00391.2008 [Abstract] [Full Text] [PDF]  

Girija Neti, Stefanie M. Novak, Valery F. Thompson, and Darrel E. Goll

Properties of easily releasable myofilaments: are they the first step in myofibrillar protein turnover?
Am J Physiol Cell Physiol 296: C1383-C1390, 2009. First published March 25, 2009; doi:10.1152/ajpcell.00022.2009 [Abstract] [Full Text] [PDF]  

RECEPTORS AND SIGNAL TRANSDUCTION:

Yan-Liang Zhang, John A. Frangos, and Mirianas Chachisvilis

Mechanical stimulus alters conformation of type 1 parathyroid hormone receptor in bone cells
Am J Physiol Cell Physiol 296: C1391-C1399, 2009. First published April 15, 2009; doi:10.1152/ajpcell.00549.2008 [Abstract] [Full Text] [PDF]  

Hiroe Shiratsuchi, Yasser Kouatli, Guang Xiang Yu, Harold M. Marsh, and Marc D. Basson

Propofol inhibits pressure-stimulated macrophage phagocytosis via the GABA_A receptor and dysregulation of p130cas phosphorylation
Am J Physiol Cell Physiol 296: C1400-C1410, 2009. First published April 8, 2009; doi:10.1152/ajpcell.00345.2008 [Abstract] [Full Text] [PDF]  

VASCULAR BIOLOGY:

Mark D. Mattaliano, Christine Huard, Wei Cao, Andrew A. Hill, Wenyan Zhong, Robert V. Martinez, Doug C. Harnish, Janet E. Paulsen, and Heather H. Shih

LOX-1-dependent transcriptional regulation in response to oxidized LDL treatment of human aortic endothelial cells
Am J Physiol Cell Physiol 296: C1329-C1337, 2009. First published March 11, 2009; doi:10.1152/ajpcell.00513.2008 [Abstract] [Full Text] [PDF] [Supplemental Figures and Tables]  

GROWTH, DIFFERENTIATION, AND APOPTOSIS:

Anne Ulrike Trendelenburg, Angelika Meyer, Daisy Rohner, Joseph Boyle, Shinji Hatakeyama, and David J. Glass

Myostatin reduces Akt/TORC1/p70S6K signaling, inhibiting myoblast differentiation and myotube size
Am J Physiol Cell Physiol 296: C1258-C1270, 2009. First published April 8, 2009; doi:10.1152/ajpcell.00105.2009 [Abstract] [Full Text] [PDF]  

Mary Ann Arndt, Valentina Battaglia, Eva Parisi, Mark J. Lortie, Masato Isome, Christopher Baskerville, Donald P. Pizzo, Riccardo Ientile, Sebastiano Colombatto, Antonio Toninello, and Joseph Satriano

The arginine metabolite agmatine protects mitochondrial function and confers resistance to cellular apoptosis
Am J Physiol Cell Physiol 296: C1411-C1419, 2009. First published March 25, 2009; doi:10.1152/ajpcell.00529.2008 [Abstract] [Full Text] [PDF]  

EXTRACELLULAR MATRIX, CELL INTERACTIONS:

K. J. M. Boonen, K. Y. Rosaria-Chak, F. P. T. Baaijens, D. W. J. van der Schaft, and M. J. Post

Essential environmental cues from the satellite cell niche: optimizing proliferation and differentiation
Am J Physiol Cell Physiol 296: C1338-C1345, 2009. First published March 25, 2009; doi:10.1152/ajpcell.00015.2009 [Abstract] [Full Text] [PDF] [Supplemental Videos]  

CELLULAR AND MITOCHONDRIAL METABOLISM:

Tamara Azarashvili, Olga Krestinina, Anastasia Galvita, Dmitry Grachev, Yulia Baburina, Rolf Stricker, Yuri Evtodienko, and Georg Reiser

Ca²⁺-dependent permeability transition regulation in rat brain mitochondria by 2',3'-cyclic nucleotides and 2',3'-cyclic nucleotide 3'-phosphodiesterase
Am J Physiol Cell Physiol 296: C1428-C1439, 2009. First published April 8, 2009; doi:10.1152/ajpcell.00006.2009 [Abstract] [Full Text] [PDF]  

NERVOUS SYSTEM CELL BIOLOGY:

Yann Decker, Gethin McBean, and Catherine Godson

Lipoxin A₄ inhibits IL-1β-induced IL-8 and ICAM-1 expression in 1321N1 human astrocytoma cells
Am J Physiol Cell Physiol 296: C1420-C1427, 2009. First published April 8, 2009; doi:10.1152/ajpcell.00380.2008 [Abstract] [Full Text] [PDF]  

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