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
-
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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Dose-dependent effects of a soluble dietary fibre (pectin) on food intake, adiposity, gut hypertrophy and gut satiety hormone secretion in rats
PloS ONE, vol. 10, no. 1, 0115438Contributions to Journals: Articles- [ONLINE] DOI: https://doi.org/10.1371/journal.pone.0115438
- [OPEN ACCESS] http://aura.abdn.ac.uk/bitstream/2164/4269/1/fetchObject.pdf
A Thyroid Hormone Challenge in Hypothyroid Rats Identifies T3 Regulated Genes in the Hypothalamus and in Models with Altered Energy Balance and Glucose Homeostasis
Thyroid : official journal of the American Thyroid Association, vol. 24, no. 11, pp. 1575-1593Contributions to Journals: Articles- [ONLINE] DOI: https://doi.org/10.1089/thy.2014.0169
Different types of soluble fermentable dietary fibre decrease food intake, body weight gain and adiposity in young adult male rats
Nutrition & Metabolism, vol. 11, 36Contributions to Journals: Articles- [ONLINE] DOI: https://doi.org/10.1186/1743-7075-11-36
- [OPEN ACCESS] http://aura.abdn.ac.uk/bitstream/2164/3743/1/1743_7075_11_36.pdf
Neuromedin U partly mimics thyroid stimulating hormone and triggers Wnt/β-Catenin signalling in the photoperiodic response of F344 rats
Journal of Neuroendocrinology, vol. 25, no. 12, pp. 1264-1272Contributions to Journals: Articles- [ONLINE] DOI: https://doi.org/10.1111/jne.12116
- [OPEN ACCESS] http://aura.abdn.ac.uk/bitstream/2164/3047/1/Helfer_et_al_2013.pdf
Patterning of retinoic acid signaling and cell proliferation in the hippocampus
Hippocampus, vol. 22, no. 11, pp. 2171-2183Contributions to Journals: Articles- [ONLINE] DOI: https://doi.org/10.1002/hipo.22037
Photoperiodic Expression of Two RALDH Enzymes and the Regulation of Cell Proliferation by Retinoic Acid in the Rat Hypothalamus
Journal of Neurochemistry, vol. 122, no. 4, pp. 789-799Contributions to Journals: Articles- [ONLINE] DOI: https://doi.org/10.1111/j.1471-4159.2012.07824.x
Photoperiod regulates vitamin A and Wnt/β-catenin signaling in F344 rats
Endocrinology, vol. 153, no. 2, pp. 815-824Contributions to Journals: Articles- [ONLINE] DOI: https://doi.org/10.1210/en.2011-1792
Thyroid hormone signalling genes are regulated by photoperiod in the hypothalamus of F344 rats
PloS ONE, vol. 6, no. 6, e21351Contributions to Journals: Articles- [ONLINE] DOI: https://doi.org/10.1371/journal.pone.0021351
- [OPEN ACCESS] http://aura.abdn.ac.uk/bitstream/2164/3623/1/Thyroid_hormone.pdf
Photoperiodic regulation of retinoic acid signaling in the hypothalamus
Journal of Neurochemistry, vol. 112, no. 1, pp. 246-257Contributions to Journals: Articles- [ONLINE] DOI: https://doi.org/10.1111/j.1471-4159.2009.06455.x
Divergent regulation of hypothalamic neuropeptide Y and agouti-related protein by photoperiod in F344 rats with differential food intake and growth
Journal of Neuroendocrinology, vol. 21, no. 7, pp. 610-619Contributions to Journals: Articles- [ONLINE] DOI: https://doi.org/10.1111/j.1365-2826.2009.01878.x