Advanced Research Fellow
- About
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- Email Address
- a.ross@abdn.ac.uk
- Telephone Number
- +44 (0)1224 438633
- School/Department
- School of Medicine, Medical Sciences and Nutrition
- Research
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Research Overview
In our research we are investigating how different foods and their constituents inform fullness and satiety to the brain. The objectives are to identify how cells of the gut and liver respond differently to different nutrients, and also how these nutrients may differentially affect metabolism to promote improved health. We are also interested in how diet-induced differences in the gut microbiome may alter host metabolism and health. The research results should provide evidence which, after validation in human trials, may be released as advice to the general public, or as product formulation advice to the food or drug industry aimed at healthy weight management.
We use molecular biology and biochemical approaches including Next Generation Sequencing, Real-time PCR, in situ hybridization and Western blotting to identify target genes and exploit novel in vivo agonist/antagonist or antibody delivery in techniques aimed at addressing functional responses.
Research team
Prof Alexandra Johnstone
Claire Fyfe - Research Assistant
Gail Hepseed - Research assistant
Funding and Grants
Biotechnology and Biological Science Research Council (BBSRC) grant number BB/K001043/1 entitled: Inflammatory signals regulate neuroendocrine control of growth and energy balance through re-modelling of mammalian hypothalamus.
- Publications
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Page 1 of 6 Results 1 to 10 of 51
Resident gut microbiota community determines the efficacy of soluble fiber in reducing adiposity
Frontiers in Microbiology, vol. 15, 1392016Contributions to Journals: ArticlesAntimicrobial effects of synthetic phenolic antioxidants on dietary fibre degrading bacteria
Proceedings of the Nutrition Society, vol. 81, no. OCE1, 47Contributions to Journals: Abstracts- [ONLINE] DOI: https://doi.org/10.1017/S0029665122000477
Diet induced obesity is independent of metabolic endotoxemia and TLR4 signalling, but markedly increases hypothalamic expression of the acute phase protein, SerpinA3N
Scientific Reports, vol. 8, 15648Contributions to Journals: Articles- [ONLINE] DOI: https://doi.org/10.1038/s41598-018-33928-4
- [OPEN ACCESS] http://aura.abdn.ac.uk/bitstream/2164/11307/1/s41598_018_33928_4.pdf
Dietary Uncoupling of Gut Microbiota and Energy Harvesting from Obesity and Glucose Tolerance in Mice
Cell Reports, vol. 21, no. 6, pp. 1521-1533Contributions to Journals: ArticlesExpression of the retinoic acid catabolic enzyme CYP26B1 in the human brain to maintain signaling homeostasis
Brain Structure and Function, vol. 221, no. 6, pp. 3315-3326Contributions to Journals: ArticlesA neuroendocrine role for chemerin in hypothalamic remodelling and photoperiodic control of energy balance
Scientific Reports, vol. 6, 26830Contributions to Journals: Articles- [ONLINE] DOI: https://doi.org/10.1038/srep26830
- [OPEN ACCESS] http://aura.abdn.ac.uk/bitstream/2164/6018/1/srep26830.pdf
Effects of Dietary Fibre (Pectin) and/or Increased Protein (Casein or Pea) on Satiety, Body Weight, Adiposity and Caecal Fermentation in High Fat Diet-Induced Obese Rats
PloS ONE, vol. 11, no. 5, e0155871Contributions to Journals: ArticlesSoluble Fermentable Dietary Fibre (Pectin) Decreases Caloric Intake, Adiposity and Lipidaemia in High-Fat Diet-Induced Obese Rats
PloS ONE, vol. 10, no. 10, e0140392Contributions to Journals: ArticlesPhotoperiod Regulates Lean Mass Accretion, but Not Adiposity, in Growing F344 Rats Fed a High Fat Diet
PloS ONE, vol. 10, no. 3, 0119763Contributions to Journals: ArticlesPhotoperiodic effects on seasonal physiology, reproductive status and hypothalamic gene expression in young male F344 rats
Journal of Neuroendocrinology, vol. 27, no. 2, pp. 79-87Contributions to Journals: Articles- [ONLINE] DOI: https://doi.org/10.1111/jne.12241
- [OPEN ACCESS] http://aura.abdn.ac.uk/bitstream/2164/4213/1/Tavolaro_et_al_2015.pdf