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Effect of acute and short-term dietary fat ingestion on postprandial skeletal muscle protein synthesis rates in middle-aged, overweight, and obese men (2020)
Journal Article
Tsintzas, K., Jones, R., Pabla, P., Mallinson, J., Barrett, D. A., Kim, D. H., …Stephens, F. B. (2020). Effect of acute and short-term dietary fat ingestion on postprandial skeletal muscle protein synthesis rates in middle-aged, overweight, and obese men. AJP - Endocrinology and Metabolism, 318(3), E417-E429. https://doi.org/10.1152/ajpendo.00344.2019

Muscle anabolic resistance to dietary protein is associated with obesity and insulin resistance. However, the contribution of excess consumption of fat to anabolic resistance is not well studied. The aim of these studies was to test the hypothesis th... Read More about Effect of acute and short-term dietary fat ingestion on postprandial skeletal muscle protein synthesis rates in middle-aged, overweight, and obese men.

Whole-body and adipose tissue-specific mechanisms underlying the metabolic effects of fibroblast growth factor 21 in the Siberian hamster (2019)
Journal Article
Lewis, J. E., Monnier, C., Marshall, H., Fowler, M., Green, R., Cooper, S., …Tsintzas, K. (2020). Whole-body and adipose tissue-specific mechanisms underlying the metabolic effects of fibroblast growth factor 21 in the Siberian hamster. Molecular Metabolism, 31, 45-54. https://doi.org/10.1016/j.molmet.2019.10.009

Objective Fibroblast growth factor 21 (FGF21) has been shown to rapidly lower body weight in the Siberian hamster, a preclinical model of adiposity. This induced negative energy balance mediated by FGF21 is associated with both lowered caloric intak... Read More about Whole-body and adipose tissue-specific mechanisms underlying the metabolic effects of fibroblast growth factor 21 in the Siberian hamster.

Chronic effects of high-intensity interval training on postprandial lipemia in healthy men (2019)
Journal Article
Wilhelmsen, A. J., Tsintzas, K., Mallinson, J., Jones, R., Cooper, S., & Taylor, T. (2019). Chronic effects of high-intensity interval training on postprandial lipemia in healthy men. Journal of Applied Physiology, 127(6), 1763-1771. https://doi.org/10.1152/japplphysiol.00131.2019

The aim of this study was to determine thechronic (≥72h post-exercise) effects of high intensity interval training (HIIT) on postprandial lipaemia and metabolic markers in healthy volunteers. Eight physically active young males (Mean ± SD: age 22 ± 3... Read More about Chronic effects of high-intensity interval training on postprandial lipemia in healthy men.

Analyzing key influences of tourists’ acceptance of online reviews in travel decisions (2018)
Journal Article
Chong, A. Y. L., Khong, K. W., Ma, T., McCabe, S., & Wang, Y. (2018). Analyzing key influences of tourists’ acceptance of online reviews in travel decisions. Internet Research, 28(3), https://doi.org/10.1108/IntR-05-2017-0212

Purpose: This study aims to examine what influence travelers’ adoption of online reviews, and whether the online reviews will influence their travel planning decisions. Design/methodology/approach: Data was collected from 193 respondents from eWOM w... Read More about Analyzing key influences of tourists’ acceptance of online reviews in travel decisions.

Molecular adaptations of adipose tissue to 6 weeks of morning fasting vs. daily breakfast consumption in lean and obese adults (2017)
Journal Article
Gonzalez, J. T., Richardson, J. D., Chowdhury, E. A., Koumanov, F., Holman, G. D., Cooper, S., …Betts, J. A. (2018). Molecular adaptations of adipose tissue to 6 weeks of morning fasting vs. daily breakfast consumption in lean and obese adults. Journal of Physiology, 596(4), https://doi.org/10.1113/JP275113

This study assessed molecular responses of human subcutaneous abdominal adipose tissue (SCAT) to 6 weeks of morning fasting. Forty‐nine healthy lean (n = 29) and obese (n = 20) adults provided SCAT biopsies before and after 6 weeks of morning fasting... Read More about Molecular adaptations of adipose tissue to 6 weeks of morning fasting vs. daily breakfast consumption in lean and obese adults.

Antibody mediated targeting of the FGFR1c isoform increases glucose uptake in white and brown adipose tissue in male mice (2017)
Journal Article
Lewis, J. E., Samms, R. J., Cooper, S., Luckett, J. C., Perkins, A. C., Dunbar, J. D., …Tsintzas, K. (2017). Antibody mediated targeting of the FGFR1c isoform increases glucose uptake in white and brown adipose tissue in male mice. Endocrinology, 158(10), 3090–3096. https://doi.org/10.1210/en.2017-00591

The increased prevalence of obesity and its cardiometabolic implications demonstrates the imperative to identify novel therapeutic targets able to effect meaningful metabolic changes in this population. Antibody-mediated targeting of fibroblast growt... Read More about Antibody mediated targeting of the FGFR1c isoform increases glucose uptake in white and brown adipose tissue in male mice.

Reduced adiposity attenuates FGF21 mediated metabolic improvements in the Siberian hamster (2017)
Journal Article
Lewis, J. E., Samms, R. J., Cooper, S., Luckett, J. C., Perkins, A. C., Adams, A. C., …Ebling, F. J. (in press). Reduced adiposity attenuates FGF21 mediated metabolic improvements in the Siberian hamster. Scientific Reports, 7(1), Article 4238. https://doi.org/10.1038/s41598-017-03607-x

FGF21 exerts profound metabolic effects in Siberian hamsters exposed to long day (LD) photoperiods that increase appetite and adiposity, however these effects are attenuated in short day (SD) animals that display hypophagia and reduced adiposity. The... Read More about Reduced adiposity attenuates FGF21 mediated metabolic improvements in the Siberian hamster.

Intramyocellular lipid content and lipogenic gene expression responses following a single bout of resistance type exercise differ between young and older men (2017)
Journal Article
Tsintzas, K., Stephens, F. B., Snijders, T., Wall, B. T., Cooper, S., Mallinson, J., …van Loon, L. J. (2017). Intramyocellular lipid content and lipogenic gene expression responses following a single bout of resistance type exercise differ between young and older men. Experimental Gerontology, 93, https://doi.org/10.1016/j.exger.2017.03.018

The aim of this study was to examine the temporal relationship between intramyocellular lipid (IMCL) content and the expression of genes associated with IMCL turnover, fat metabolism, and inflammation during recovery from an acute bout of resistance... Read More about Intramyocellular lipid content and lipogenic gene expression responses following a single bout of resistance type exercise differ between young and older men.

Antibody-mediated inhibition of the FGFR1c isoform induces a catabolic lean state in Siberian hamsters (2015)
Journal Article
Samms, R. J., Lewis, J. E., Lory, A., Fowler, M. J., Cooper, S., Warner, A., …Ebling, F. J. (2015). Antibody-mediated inhibition of the FGFR1c isoform induces a catabolic lean state in Siberian hamsters. Current Biology, 25(22), https://doi.org/10.1016/j.cub.2015.10.010

Hypothalamic tanycytes are considered to function as sensors of peripheral metabolism [1]. To facilitate this role, they express a wide range of receptors, including fibroblast growth factor receptor 1 (FGFR1). Using a monoclonal antibody (IMC-H7) th... Read More about Antibody-mediated inhibition of the FGFR1c isoform induces a catabolic lean state in Siberian hamsters.

Dual effects of fibroblast growth factor 21 on hepatic energy metabolism (2015)
Journal Article
Samms, R. J., Murphy, M., Fowler, M. J., Cooper, S., Emmerson, P., Coskun, T., …Tsintzas, K. (2015). Dual effects of fibroblast growth factor 21 on hepatic energy metabolism. Journal of Endocrinology, 227(1), https://doi.org/10.1530/JOE-15-0334

The aim of this study was to investigate the mechanisms by which FGF21 affects hepatic integration of carbohydrate and fat metabolism in Siberian hamsters, a natural model of adiposity. Twelve aged matched adult male Siberian hamsters maintained in t... Read More about Dual effects of fibroblast growth factor 21 on hepatic energy metabolism.

Fish oil omega-3 fatty acids partially prevent lipid-induced insulin resistance in human skeletal muscle without limiting acylcarnitine accumulation (2014)
Journal Article
Stephens, F. B., Mendis, B., Shannon, C. E., Cooper, S., Ortori, C. A., Barrett, D. A., …Tsintzas, K. (2014). Fish oil omega-3 fatty acids partially prevent lipid-induced insulin resistance in human skeletal muscle without limiting acylcarnitine accumulation. Clinical Science, 127(5), 315-322. https://doi.org/10.1042/cs20140031

Acylcarnitine accumulation in skeletal muscle and plasma has been observed in numerous models of mitochondrial lipid overload and insulin resistance. Fish oil n3PUFA (omega-3 polyunsaturated fatty acids) are thought to protect against lipid-induced i... Read More about Fish oil omega-3 fatty acids partially prevent lipid-induced insulin resistance in human skeletal muscle without limiting acylcarnitine accumulation.

Photoperiodic regulation of FGF21 production in the Siberian hamster (2014)
Journal Article
Samms, R. J., Fowler, M. J., Cooper, S., Emmerson, P., Coskun, T., Adams, A. C., …Ebling, F. J. (2014). Photoperiodic regulation of FGF21 production in the Siberian hamster. Hormones and Behavior, 66(1), 180-185. https://doi.org/10.1016/j.yhbeh.2014.03.013

FGF21 is an endocrine member of the fibroblast growth factor superfamily that has been shown to play an important role in the physiological response to nutrient deprivation. Food restriction enhances hepatic FGF21 production, which serves to engage a... Read More about Photoperiodic regulation of FGF21 production in the Siberian hamster.