Mobilizing forces - CD4⁺ helper T cells script adaptive immunity
Frédérick Masson and Gabrielle T Belz

Heterogeneity and plasticity of T helper cells
Jinfang Zhu and William E Paul

Quick to remember, slow to forget: rapid recall responses of memory CD8⁺ T cells
Joanna R DiSpirito and Hao Shen

The nuclear signaling of NF-κB: current knowledge, new insights, and future perspectives
Fengyi Wan and Michael J Lenardo

Complement and its role in innate and adaptive immune responses
Jason R Dunkelberger and Wen-Chao Song

H5N1 influenza viruses: outbreaks and biological properties
Gabriele Neumann, Hualan Chen, George F Gao, Yuelong Shu and Yoshihiro Kawaoka

IL-23 signaling enhances Th2 polarization and regulates allergic airway inflammation
Juan Peng, Xuexian O Yang, Seon Hee Chang, Jiong Yang and Chen Dong

Fas stimulation of T lymphocytes promotes rapid intercellular exchange of death signals via membrane nanotubes
Peter D Arkwright, Francesca Luchetti, Julien Tour, Charlotte Roberts, Rahna Ayub, Ana P Morales, José J Rodríguez, Andrew Gilmore, Barbara Canonico, Stefano Papa and Mauro Degli Esposti

TRAF2-MLK3 interaction is essential for TNF-α-induced MLK3 activation
Gautam Sondarva, Chanakya N Kundu, Suneet Mehrotra, Rajakishore Mishra, Velusamy Rangasamy, Pradeep Sathyanarayana, Rajarshi S Ray, Basabi Rana and Ajay Rana

The serine/threonine kinase LKB1 controls thymocyte survival through regulation of AMPK activation and Bcl-XL expression
Yonghao Cao, Hai Li, Haifeng Liu, Chao Zheng, Hongbin Ji and Xiaolong Liu

Evidence for the involvement of ActA in maturation of the Listeria monocytogenes phagosome
Mathilde A Poussin and Howard Goldfine