F1-ATPase does a rotary two-step. Schnitzer, M. J. Nature 19 April (2001) Nature.

News and Views article that describes the rotary stepping of the F 1 -ATPase.

Meiotic recombination hotspots and coldspots. Petes, T. D. Nature Reviews Genetics May (2001) Nature Reviews Genetics.

Checking two steps. Kastan, M. B. Nature 12 April (2001)Nature .

News and Views article describing how the activation of Chk2 by ATM affects not only the progression from G1 to S phase, but also progression through S phase itself.

Getting a grip: new insights for cell adhesion and traction. Lauffenburger, D. A. & Wells, A. Nature Cell Biology May (2001) Nature Cell Biology.

The genetics and pathology of oxidative phosphorylation. Smeitink, J., van den Heuvel, L. & DiMauro, S. Nature Reviews Genetics May (2001)Nature Reviews Genetics.

Centrosomes as command centres for cellular control. Doxsey, S. J. Nature Cell Biology May (2001) Nature Cell Biology.

News and Views article describing new functions for centrosomes in cytokinesis and cell-cycle progression.

Coping with the inevitable: how cells repair a torn surface membrane. McNeil, P. & Terasaki, M. Nature Cell Biology May (2001) Nature Cell Biology.

Review describing 'resealing' — a response for cell survival.

Mechanisms of epithelial fusion and repair. Jacinto, A., Martinez-Arias, A. & Martin, P. Nature Cell Biology May (2001)Nature Cell Biology.

Nature Insight on AIDS Nature 19 April (2001) Nature.

A collection of reviews on the biology of the human immunodeficiency virus and the disease that it causes, including:

The dynamics of CD4+ T-cell depletion in HIV disease. McCune, J. M.

Cellular immune responses to HIV McMichael, A. J. & Rowland-Jones , S. L.

Pathways to neuronal injury and apoptosis in HIV-associated dementia Kaul, M., Garden, G. A. & Lipton, S. A.

HIV chemotherapy Richman, D. D.

Gulliver's travels in HIV land Weiss, R. A.

A perspective that describes the emergence of HIV and AIDS through the eyes of the legendary Irish traveller Gulliver.

Regulating proliferation during retinal development. Dyer, M. A. & Cepko, C. L. Nature Reviews Neuroscience May (2001). Nature Reviews Neuroscience