Biological techniques articles within Nature Communications

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  • Article
    | Open Access

    Polo-like kinase 1 is a key regulator of mitosis and is a candidate for drug development to treat cancer. Here, reduced expression of polo-like kinase 1 in adult mice has a minor impact on animal physiology, suggesting that polo-like kinase 1 inhibitors may be useful in the killing of tumour cells while sparing normal cells.

    • Monika Raab
    • , Sven Kappel
    •  & Klaus Strebhardt
  • Article |

    Soluble cytosolic proteins can be degraded in lysosomes by chaperone-mediated autophagy, however, the current method to measure this process requires isolation of lysosomes. Now, a fluorescent reporter is described that can measure this type of autophagy in intact cells.

    • Hiroshi Koga
    • , Marta Martinez-Vicente
    •  & Ana Maria Cuervo
  • Article |

    Encapsulating molecules within supramolecular frameworks for potential biological application is challenging. Bhatiaet al. incorporate a fluorescent polymer within an icosahedral DNA nanocapsule, and show that it can be used to target specific cells in vivoand map pH spatially and temporally.

    • Dhiraj Bhatia
    • , Sunaina Surana
    •  & Yamuna Krishnan
  • Article
    | Open Access

    ADAR enzymes edit double-stranded RNA, converting adenosines to inosines, and are essential for neuronal function. Eggingtonet al. quantify edit sites in RNA using a Sanger sequencing protocol and use the resulting data to develop algorithms to predict RNA edit sites.

    • Julie M. Eggington
    • , Tom Greene
    •  & Brenda L. Bass
  • Article |

    The cochlear amplifier in the inner ear is thought to mediate sensitivity to soft sounds, but this power gain has not been measured directly. Renet aluse an interferometer to measure the volume displacement and velocity of the cochlear partition and demonstrate experimentally that the cochlea amplifies soft sounds.

    • Tianying Ren
    • , Wenxuan He
    •  & Peter G. Gillespie
  • Article |

    Fluorescent proteins are widely used in molecular biology to visualize protein expression and localization. Here, Krizet al. describe an efficient and flexible modular plasmid-based eukaryotic expression cloning strategy for the homogeneous expression of several fluorescent proteins in one cell.

    • Andrijana Kriz
    • , Katharina Schmid
    •  & Philipp Berger
  • Article
    | Open Access

    The influenza virus life cycle relies on sialidases, which are classified as group-1 or group-2, depending on the flexibility of the '150-loop'. In this study, chemical compounds are developed, which lock open the '150-loop', selectively inhibiting the activity of group-1 sialidases.

    • Santosh Rudrawar
    • , Jeffrey C. Dyason
    •  & Mark von Itzstein
  • Article
    | Open Access

    Recent developments in sequencing technologies have provided the opportunity to investigate the biodiversity of ecosystems. Such a metagenomic approach, combined with taxon clustering, is used here to demonstrate that the species richness of a marine community in Scotland is much greater than anticipated.

    • Vera G. Fonseca
    • , Gary R. Carvalho
    •  & Simon Creer
  • Article |

    The challenge of reconstructing the image of an object when viewed through an opaque material is of particular importance for biological tissues. Here, the authors show that it is possible to reconstruct the image of a complex object from interference patterns of multiple wavefronts using phase-shifting interferometry.

    • Sébastien Popoff
    • , Geoffroy Lerosey
    •  & Sylvain Gigan
  • Article
    | Open Access

    There has been great interest in attempting to identify gene expression signatures that predict cancer survival. In this study a new algorithm is developed to analyse gene expression datasets that accurately classify both ER+ and ER− breast cancers into low- and high-risk groups.

    • Jie Li
    • , Anne E.G. Lenferink
    •  & Edwin Wang