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A project investigating effects of ageing on circadian rhythms awarded £4.4 million BBSRC funding

Press release issued: 12 December 2024

The research programme CircardiAgeing has been awarded £4,456,282 by the Biotechnology and Biological Sciences Research Council (BBSRC) to investigate the role of circadian rhythms and clock excitability in healthy ageing.

The programme received funding from the sLoLa (strategic Longer and Larger grant) scheme, which supports teams in pursuing ambitious, multidisciplinary team-based bioscience research.

The programme, funded for 60 months, is a collaboration between Professor James Hodge (University of Bristol), Dr Mino Belle (University of Manchester), Dr Marco Brancaccio (Imperial College London), Professor Hugh Piggins (University of Bristol), Professor Krasi Tsanova-Atananova (University of Exeter), and Dr Alessio Vagnoni (King's College London).

The CircadiAgeing project explores how disruptions in circadian rhythms, the natural 24-hour cycles of physiological and behavioural patterns, contribute to ageing and related health issues.

Focusing on both the well-known molecular clock and the less understood membrane-based mechanisms that mediate daily changes in cell excitability, this crucial project aims to uncover how these clocks weaken synergistically with age, impacting our overall health.

Using interdisciplinary methods including cutting-edge genetic analysis and computational biology, the research team hopes to develop interventions that could restore the robustness of these biological clocks, promoting healthier ageing and potentially reducing age-related disorders.

Professor James Hodge, from the School of Physiology, Pharmacology and Neuroscience, University of Bristol, who is leading the project, said: “Circadian rhythms or the 24-hour body clock is fundamentally important for life and is conserved from fruit flies to mice and humans.

“Circadian rhythms become weaker as we age leading to poorer sleep and contributing to diseases such as Alzheimer’s disease. This BBSRC strategic larger and longer grant marks a major investment of UKRI supporting researchers at Bristol, Exeter, Imperial, Kings and Manchester to investigate exactly how ageing affects circadian rhythms.

“We will take advantage of the powerful genetics and short lifespan of the fruit fly to determine the effect of age on the clock translating our finding to a nocturnal, and for the first time, a day active species of rodent using closely aligned computational models, innovative tools and protocols developed by our labs.

“We will employ, a holistic approach taking a multiple-disciplinary approach to understanding how the circadian clock works at every level across the whole life course. Finally, we will investigate evolutionary conserved interventions to rejuvenate rhythms and behaviour extending health during ageing, revealing ways to potentially allow our ageing population to continue to live well and independently.”   

The CircadiAgeing project is one of four groundbreaking research projects which have received a share of more than £20 million funding from the BBSRC through the sLoLa scheme.

Professor Anne Ferguson-Smith, BBSRC Executive Chair, said: “Long-term discovery research is crucial for pioneering significant scientific advancements. This highly collaborative field requires world-leading researchers and research technical professionals to unite and leverage their interdisciplinary skills to answer some of life’s most fundamental questions.

“Through our bold and innovative sLoLa scheme, BBSRC proudly recognises the exceptional talent within the UK bioscience community. By investing in these four ambitious projects, we champion the value of team science. This approach is instrumental not only in advancing our scientific understanding but also in propelling us towards groundbreaking discoveries that have the potential to make a real impact on our global society.”

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