Contents Vol. 29 No. 4 April 30, 2010 Minireviews Regulation of Actin Cytoskeleton Dynamics in Cells Sung Haeng Lee, and Roberto Dominguez..................................................................................................311 Physiological Consequences of Programmed Necrosis, an Alternative form of Cell Demise Young Sik Cho, Seung Yeon Park, Hee Suk Shin, and Francis Ka-Ming Chan .........................................327 Research Articles Abelson Virus Transformation Prevents TRAIL Expression by Inhibiting FoxO3a and NF-κB Mary K. Wilson, Sarah M. McWhirter, Rupesh H. Amin, Dan Huang, and Mark S. Schlissel.....................333 Lack of Association of MTHFR Gene Polymorphisms with the Risk of Osteonecrosis of the Femoral Head in a Korean Population Tae-Ho Kim, Jung Min Hong, Hyun-Ju Kim, Eui Kyun Park, and Shin-Yoon Kim ......................................343 Amelioration of Streptozotocin-Induced Diabetes by Agrocybe chaxingu Polysaccharide Byung Ryong Lee, Yeom Pyo Lee, Dae Won Kim, Ha Yong Song, Ki-Yeon Yoo, Moo-Ho Won, Tae-Cheon Kang, Kwang Jae Lee, Kyung Hee Kim, Jin Ho Joo, Hun Ju Ham, Jang Hyun Hur, Sung-Woo Cho, Kyu Hyung Han, Kil Soo Lee, Jinseu Park, Won Sik Eum, and Soo Young Choi ...........349 Identification and Characterization of CMTM4, a Novel Gene with Inhibitory Effects on Hela Cell Growth through Inducing G2/M Phase Accumulation Markus Plate, Ting Li, Yu wang, Xiaoning Mo, Yingmei Zhang, Dalong Ma, and Wenling Han.................355 An Archaeal NADH Oxidase Causes Damage to Both Proteins and Nucleic Acids under Oxidative Stress Baolei Jia, Sangmin Lee, Bang P. Pham, Yoon Seung Cho, Jae-Kyung Yang, Hee-Seop Byeon, Jong Cheol Kim, and Gang-Won Cheong.....................................................................................................363 Phosphorylated Extracellular Signal-Regulated Kinase 1/2 Immunoreactivity and Its Protein Levels in the Gerbil Hippocampus during Normal Aging Choong Hyun Lee, Ki-Yeon Yoo, Ok Kyu Park, Jung Hoon Choi, Il-Jun Kang, Eunjoo Bae, Sung Koo Kim, In Koo Hwang, and Moo-Ho Won........................................................................................373 An Expansin-Like Protein from Hahella chejuensis Binds Cellulose and Enhances Cellulase Activity Hee Jin Lee, Saeyoung Lee, Hyeok-jin Ko, Kyoung Heon Kim, and In-Geol Choi .....................................379 2+ IP3-Induced Cytosolic and Nuclear Ca Signals in HL-1 Atrial Myocytes: Possible Role of IP3 Receptor Subtypes Joon-Chul Kim, Min-Jeong Son, Krishna P. Subedi, Do Han Kim, and Sun-Hee Woo ..............................387 Structural Basis for the Reaction Mechanism of UDP-Glucose Pyrophosphorylase Hun Kim, Jongkeun Choi, Truc Kim, Neratur K. Lokanath, Sung Chul Ha, Se Won Suh, Hye-Yeon Hwang, and Kyeong Kyu Kim ......................................................................................................397 Molecules and Cells Treponema denticola Suppresses Expression of Human β-Defensin-2 in Gingival Epithelial Cells through Inhibition of TNFα Production and TLR2 Activation Ji Eun Shin, and Youngnim Choi...................................................................................................................407 Tyrosylprotein Sulfotransferase Regulates Collagen Secretion in Caenorhabditis elegans Tai Hoon Kim, Do Hyun Kim, Hyung Wook Nam, Sang Yoon Park, Jaegal Shim, and Jin Won Cho .......413 Characterization and cDNA Cloning of a Cecropin-Like Antimicrobial Peptide, Papiliocin, from the Swallowtail Butterfly, Papilio xuthus Seong Ryul Kim, Mee Yeon Hong, Seung Won Park, Kwang Ho Choi, Eun Young Yun, Tae Won Goo, Seok Woo Kang, Hwa Jin Suh, Iksoo Kim, and Jae Sam Hwang ......................................419 TGF-β3 Inhibits Chondrogenesis by Suppressing Precartilage Condensation through Stimulation of N-cadherin Shedding and Reduction of cRREB-1 Expression Eun-Jung Jin, Kwang Sook Park, Dongkyun Kim, Young-Sup Lee, Jong Kyung Sonn, Jae Change Jung, Ok-Sun Bang, and Shin-Sung Kang ..............................................................................425 Retraction..........................................................................................................................................................433 .