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    Article

    The scaffold protein Ste5 directly controls a switch-like mating decision in yeast

    Before mating, a Saccharomyces cerevisiae yeast cell must detect a partner cell in the vicinity that is expressing large amounts of a sex pheromone. The pheromone detection system involves the MAP kinase signal t...

    Mohan K. Malleshaiah, Vahid Shahrezaei, Peter S. Swain, Stephen W. Michnick in Nature (2010)

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    Open Access

    Inferring time derivatives including cell growth rates using Gaussian processes

    Often the time derivative of a measured variable is of as much interest as the variable itself. For a growing population of biological cells, for example, the population’s growth rate is typically more importa...

    Peter S. Swain, Keiran Stevenson, Allen Leary in Nature Communications (2016)

  3. Article

    Open Access

    General calibration of microbial growth in microplate readers

    Optical density (OD) measurements of microbial growth are one of the most common techniques used in microbiology, with applications ranging from studies of antibiotic efficacy to investigations of growth under...

    Keiran Stevenson, Alexander F. McVey, Ivan B. N. Clark in Scientific Reports (2016)

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    Open Access

    Predicting metabolic adaptation from networks of mutational paths

    Competition for substrates is a ubiquitous selection pressure faced by microbes, yet intracellular trade-offs can prevent cells from metabolizing every type of available substrate. Adaptive evolution is constr...

    Christos Josephides, Peter S. Swain in Nature Communications (2017)

  5. Article

    Open Access

    Estimating numbers of intracellular molecules through analysing fluctuations in photobleaching

    The impact of fluorescence microscopy has been limited by the difficulties of expressing measurements of fluorescent proteins in numbers of molecules. Absolute numbers enable the integration of results from di...

    Elco Bakker, Peter S. Swain in Scientific Reports (2019)