Institute of Fundamental Technological Research
Polish Academy of Sciences

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Prof. Norman Jones

Massachusetts Institute of Technology (US)

Recent publications
1.  Ankers John M.♦, Awais R.♦, Jones Nicholas A.♦, Boyd J.♦, Ryan S.♦, Adamson Antony D.♦, Harper Claire V.V.♦, Bridge L.♦, Spiller David G.♦, Jackson Dean A.♦, Paszek P.♦, Sée V.♦, White Michael R.R.♦, Dynamic NF-κB and E2F interactions control the priority and timing of inflammatory signalling and cell proliferation, eLife, ISSN: 2050-084X, DOI: 10.7554/eLife.10473, Vol.5, pp.e10473-1-35, 2016

Abstract:
Dynamic cellular systems reprogram gene expression to ensure appropriate cellular fate responses to specific extracellular cues. Here we demonstrate that the dynamics of Nuclear Factor kappa B (NF-κB) signalling and the cell cycle are prioritised differently depending on the timing of an inflammatory signal. Using iterative experimental and computational analyses, we show physical and functional interactions between NF-κB and the E2 Factor 1 (E2F-1) and E2 Factor 4 (E2F-4) cell cycle regulators. These interactions modulate the NF-κB response. In S-phase, the NF-κB response was delayed or repressed, while cell cycle progression was unimpeded. By contrast, activation of NF-κB at the G1/S boundary resulted in a longer cell cycle and more synchronous initial NF-κB responses between cells. These data identify new mechanisms by which the cellular response to stress is differentially controlled at different stages of the cell cycle.

Affiliations:
Ankers John M. - other affiliation
Awais R. - other affiliation
Jones Nicholas A. - Massachusetts Institute of Technology (US)
Boyd J. - other affiliation
Ryan S. - other affiliation
Adamson Antony D. - other affiliation
Harper Claire V.V. - University of Manchester (GB)
Bridge L. - other affiliation
Spiller David G. - other affiliation
Jackson Dean A. - other affiliation
Paszek P. - other affiliation
Sée V. - other affiliation
White Michael R.R. - University of Manchester (GB)
2.  Jones N♦, Wierzbicki T., A study of the higher modal dynamic plastic response of beams, International Journal of Mechanical Sciences, ISSN: 0020-7403, DOI: 10.1016/0020-7403(76)90079-5, Vol.18, No.11-12, pp.533-542, 1976

Abstract:
A theoretical and experimental investigation into the higher modal dynamic plastic response of fully clamped beams is reported herein. It is shown that the influence of geometry changes or finite-deflections is important which agrees with previous studies on the dynamic plastic behavior of uniformly loaded beams. It appears that the higher modal response of beams is a more efficient means of absorbing a given magnitude of kinetic energy than a single modal response.

Affiliations:
Jones N - Massachusetts Institute of Technology (US)
Wierzbicki T. - IPPT PAN

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