Separase anxiety: dissolving the sister bond and more. Pellman, D. Nature Cell Biology September (2001).

The art and design of genetic screens: yeast. Forsburg, S. L. Nature Reviews Genetics September (2001).

The first in a series of articles that investigate how genetic screens are done in different model systems, this review covers both budding and fission yeast.

Transcriptional channelopathies: an emerging class of disorders. Waxman, S. G. Nature Reviews Neuroscience September (2001).

Review article that discusses a newly characterized type of channelopathy, caused by changes in the expression of non-mutated channel genes.

Cycling silence. Ringrose, L. & Paro, R. Nature 2 August (2001).

News and Views article that discusses a role for the Retinoblastoma protein in gene silencing.

Tracing the lineage of cell lineages. Stern, C. & Fraser, S. E. Nature Cell Biology September (2001).

This historical perspective describes some of the different techniques that have been developed over the past 100 years to study cell lineages.

Structural mimicry in bacterial virulence. Stebbins, C. E. & Galán, J. E. Nature 16 August (2001).

Review article that discusses functional mimicry — an important mechanism used by microbial pathogens to manipulate cellular functions.

Selling cellular gels — cells, gels and the engines of life. Klymkowsky, M. Nature Cell Biology September (2001)

Control of developmental timing in animals. Rougvie, A. E. Nature Reviews Genetics September (2001).

Time zones: a comparative genetics of circadian clocks. Young. M. W. & Kay, S. A. Nature Reviews Genetics September (2001)

These two reviews look at very different aspects of molecular timekeeping.

Skinny dipping for stem cells. Slack, J. Nature Cell Biology September (2001).

News and Views article that discusses the isolation of multipotent stem cells from the dermal layer of mammalian skin.