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The juvenile hormone analogue, pyriproxifen, alters protein and fat composition of Tenebrio molitor larvae (2024)
Journal Article
Hill, V., Lopez-Viso, C., Brameld, J., Salter, A., & Parr, T. (2024). The juvenile hormone analogue, pyriproxifen, alters protein and fat composition of Tenebrio molitor larvae. Journal of Insects as Food and Feed, https://doi.org/10.1163/23524588-00001043

Maximising the yield of product from livestock is common practice in the agriculture industry and there is potential to extend this practice to the emerging insect industry, to produce high-quality, sustainable protein. Tenebrio molitor larvae, commo... Read More about The juvenile hormone analogue, pyriproxifen, alters protein and fat composition of Tenebrio molitor larvae.

Active vitamin D increases myogenic differentiation in C2C12 cells via a vitamin D response element on the myogenin promoter (2023)
Journal Article
Alliband, K. H., Parr, T., Jethwa, P. H., & Brameld, J. M. (2023). Active vitamin D increases myogenic differentiation in C2C12 cells via a vitamin D response element on the myogenin promoter. Frontiers in Physiology, 14, Article 1322677. https://doi.org/10.3389/fphys.2023.1322677

Background: Skeletal muscle development during embryogenesis depends on proliferation of myoblasts followed by differentiation into myotubes/multinucleated myofibers. Vitamin D (VD) has been shown to affect these processes, but there is conflicting e... Read More about Active vitamin D increases myogenic differentiation in C2C12 cells via a vitamin D response element on the myogenin promoter.

Changes in nutrient composition and gene expression in growing mealworms (Tenebrio molitor) (2023)
Journal Article
Lopez-Viso, C., Castellanos-Uribe, M., May, T., Brameld, J., Salter, A., & Parr, T. (2023). Changes in nutrient composition and gene expression in growing mealworms (Tenebrio molitor). Journal of Insects as Food and Feed, https://doi.org/10.1163/23524588-20230143

Insects are of high interest as a sustainable source of nutrients to be included in the food production system. The larvae of Tenebrio molitor, commonly known as yellow mealworms (MW), have a high protein content, which means potential applications i... Read More about Changes in nutrient composition and gene expression in growing mealworms (Tenebrio molitor).

In vitro determination of the protein quality of maize varieties cultivated in Malawi using the INFOGEST digestion method (2023)
Journal Article
Muleya, M., Li, D., Chiutsi-Phiri, G., Botoman, L., Brameld, J. M., & Salter, A. M. (2023). In vitro determination of the protein quality of maize varieties cultivated in Malawi using the INFOGEST digestion method. Heliyon, 9(9), Article e19797. https://doi.org/10.1016/j.heliyon.2023.e19797

There is an urgent need to alleviate protein deficiencies in low-income countries where cereal-based diets dominate. The objective of this study was to use the INFOGEST static digestion method and a recently established analytical workflow to determi... Read More about In vitro determination of the protein quality of maize varieties cultivated in Malawi using the INFOGEST digestion method.

Fermentation technology enhances the nutritional quality of underutilized Bambara groundnut – a review (2023)
Journal Article
Tee, A. J., Lim, Y. S., Brameld, J. M., Massawe, F., Parr, T., & Salter, A. M. (2023). Fermentation technology enhances the nutritional quality of underutilized Bambara groundnut – a review. Food Biotechnology, 37(2), 106-135. https://doi.org/10.1080/08905436.2023.2201307

Bambara groundnut (BG) offers great potential for sustainable food and nutritional security in the face of a growing population and changing climate. However, its utilization remains restricted by the hard-to-cook phenomenon of seed and the presence... Read More about Fermentation technology enhances the nutritional quality of underutilized Bambara groundnut – a review.

A Comparison of Primary Human Hepatocytes and Hepatoma Cell Lines to Model the Effects of Fatty Acids, Fructose and Glucose on Liver Cell Lipid Accumulation (2022)
Journal Article
Huggett, Z. J., Smith, A., De Vivo, N., Gomez, D., Jethwa, P., Brameld, J. M., …Salter, A. M. (2022). A Comparison of Primary Human Hepatocytes and Hepatoma Cell Lines to Model the Effects of Fatty Acids, Fructose and Glucose on Liver Cell Lipid Accumulation. Nutrients, 15(1), Article 40. https://doi.org/10.3390/nu15010040

Non-alcoholic fatty liver disease (NAFLD) begins with lipid accumulation within hepatocytes, but the relative contributions of different macronutrients is still unclear. We investigated the impact of fatty acids, glucose and fructose on lipid accumul... Read More about A Comparison of Primary Human Hepatocytes and Hepatoma Cell Lines to Model the Effects of Fatty Acids, Fructose and Glucose on Liver Cell Lipid Accumulation.

The effects of exogenous fibrolytic enzymes on the in vitro release of xylooligosaccharides and monosaccharides varies across six varieties of wheat (2022)
Journal Article
Dale, T., Bedford, M. R., King, J., Tucker, G. A., Brameld, J. M., & Parr, T. (2023). The effects of exogenous fibrolytic enzymes on the in vitro release of xylooligosaccharides and monosaccharides varies across six varieties of wheat. Animal Feed Science and Technology, 295, Article 115526. https://doi.org/10.1016/j.anifeedsci.2022.115526

Wheat is a widely used cereal grain for pig and poultry feeds globally. Despite this, there are noticeable differences in its nutritive value, potentially due to varying characteristics like inherent non-starch polysaccharide (NSP) content and compos... Read More about The effects of exogenous fibrolytic enzymes on the in vitro release of xylooligosaccharides and monosaccharides varies across six varieties of wheat.

The Winged Bean Genome: Winged Bean—One Species Supermarket (2022)
Book Chapter
Tsoutsoura, N., Chong, Y. T., Ho, W. K., Chai, H. H., Tanzi, A. S., Salazar-Licea, L., …Mayes, S. (2022). The Winged Bean Genome: Winged Bean—One Species Supermarket. In M. A. Chapman (Ed.), Underutilised Crop Genomes (315-336). Springer International Publishing. https://doi.org/10.1007/978-3-031-00848-1_17

Climate change, population growth and increasingly homogenised diets are a threat to food security and human nutritional status. There is an urgent need to incorporate highly nutritious crops into the human diet to provide new sources of nutrition, t... Read More about The Winged Bean Genome: Winged Bean—One Species Supermarket.

The effects of exogenous fibrolytic enzymes on the in vitro generation of xylooligosaccharides and monosaccharides is dependent upon cereal type (2022)
Journal Article
Dale, T., Bedford, M. R., Tucker, G. A., Brameld, J. M., & Parr, T. (2022). The effects of exogenous fibrolytic enzymes on the in vitro generation of xylooligosaccharides and monosaccharides is dependent upon cereal type. Animal Feed Science and Technology, 292, Article 115406. https://doi.org/10.1016/j.anifeedsci.2022.115406

Fibrolytic enzymes are routinely added to non-ruminant livestock feeds to help degrade the non-starch polysaccharide (NSP) contents and thereby improve feed efficiency. This study investigated the range of xylooligosaccharides (XOS) and monosaccharid... Read More about The effects of exogenous fibrolytic enzymes on the in vitro generation of xylooligosaccharides and monosaccharides is dependent upon cereal type.

In vitro Effects of Biologically Active Vitamin D on Myogenesis: A Systematic Review (2021)
Journal Article
Alliband, K. H., Kozhevnikova, S. V., Parr, T., Jethwa, P. H., & Brameld, J. M. (2021). In vitro Effects of Biologically Active Vitamin D on Myogenesis: A Systematic Review. Frontiers in Physiology, 12, Article 736708. https://doi.org/10.3389/fphys.2021.736708

Vitamin D (VD) deficiency is associated with muscle weakness. A reduction in the incidence of falls in the elderly following VD supplementation and identification of the VD receptor within muscle cells suggests a direct effect of VD on muscle, but li... Read More about In vitro Effects of Biologically Active Vitamin D on Myogenesis: A Systematic Review.

Suitability of insects for animal feeding. (2021)
Book Chapter
Hawkey, K., Brameld, J., Parr, T., Salter, A., & Hall, H. (2021). Suitability of insects for animal feeding. In H. Hall, E. Fitches, & R. Smith (Eds.), Insects as Animal Feed: Novel Ingredients for Use in Pet, Aquaculture and Livestock Diets (26-38). CAB International. https://doi.org/10.1079/9781789245929.0004

This chapter explores the nutritional composition of insects and the potential benefits and drawbacks for their inclusion into pet, poultry, pig, ruminant and aquatic animal feeds. Six species are most commonly described for use in animal feed, namel... Read More about Suitability of insects for animal feeding..

Insects: A Potential Source of Protein and Other Nutrients for Feed and Food (2020)
Journal Article
Hawkey, K. J., Lopez-Viso, C., Brameld, J. M., Parr, T., & Salter, A. M. (2021). Insects: A Potential Source of Protein and Other Nutrients for Feed and Food. Annual Review of Animal Biosciences, 9(1), 333-354. https://doi.org/10.1146/annurev-animal-021419-083930

© 2021 Annual Reviews Inc.. All rights reserved. Sustainable production of healthy food for a growing global population, in the face of the uncertainties of climate change, represents a major challenge for the coming decade. Livestock provide food wi... Read More about Insects: A Potential Source of Protein and Other Nutrients for Feed and Food.

The effects of exogenous xylanase supplementation on the in vivo generation of xylooligosaccharides and monosaccharides in broilers fed a wheat-based diet (2020)
Journal Article
Dale, T., Hannay, I., Bedford, M. R., Tucker, G. A., Brameld, J., & Parr, T. (2020). The effects of exogenous xylanase supplementation on the in vivo generation of xylooligosaccharides and monosaccharides in broilers fed a wheat-based diet. British Poultry Science, 61(4), 471-481. https://doi.org/10.1080/00071668.2020.1751805

1. This study aimed to quantify xylanase-induced changes in soluble monosaccharides, xylooligosaccharides (XOS) and volatile fatty acid (VFA) contents of the different sections of the GIT and whether these relate to altered bird performance. 2. An... Read More about The effects of exogenous xylanase supplementation on the in vivo generation of xylooligosaccharides and monosaccharides in broilers fed a wheat-based diet.

Author Correction: The Beta-adrenergic agonist, Ractopamine, increases skeletal muscle expression of Asparagine Synthetase as part of an integrated stress response gene program (2019)
Journal Article
Brown, D., Ryan, K., Daniel, Z., Mareko, M., Talbot, R., Moreton, J., …Brameld, J. M. (2019). Author Correction: The Beta-adrenergic agonist, Ractopamine, increases skeletal muscle expression of Asparagine Synthetase as part of an integrated stress response gene program. Scientific Reports, 9(1), Article 15412. https://doi.org/10.1038/s41598-019-43807-1

© 2019, The Author(s). In the Supplementary Information file originally published with this Article, Table 2 was omitted. This error has been corrected in the Supplementary Information that now accompanies the Article.

Effect of adeno-associated virus (AAV)-mediated overexpression of PEPCK-M (Pck2) on Clenbuterol-induced muscle growth (2019)
Journal Article
Loczenski-Brown, D. M., Jones, S., Luckett, J., Daniel, Z., Brearley, M. C., Ebling, F. J. P., …Brameld, J. M. (2019). Effect of adeno-associated virus (AAV)-mediated overexpression of PEPCK-M (Pck2) on Clenbuterol-induced muscle growth. PLoS ONE, 14(6), 1-12. https://doi.org/10.1371/journal.pone.0218970

We previously identified PEPCK-M (encoded by the Pck2 gene) to be highly up-regulated in skeletal muscle of pigs treated with Ractopamine, an anabolic beta-adrenergic receptor agonist. To determine whether PEPCK-M had a causative role in modulating t... Read More about Effect of adeno-associated virus (AAV)-mediated overexpression of PEPCK-M (Pck2) on Clenbuterol-induced muscle growth.

Correction: Hypothalamic over-expression of VGF in the Siberian hamster increases energy expenditure and reduces body weight gain (PLoS ONE 12:2: (e0172724) DOI: 10.1371/journal.pone.0172724) (2017)
Journal Article
Lewis, J. E., Brameld, J. M., Hill, P., Cocco, C., Noli, B., Ferri, G. L., …Jethwa, P. H. (2017). Correction: Hypothalamic over-expression of VGF in the Siberian hamster increases energy expenditure and reduces body weight gain (PLoS ONE 12:2: (e0172724) DOI: 10.1371/journal.pone.0172724). PLoS ONE, 12(7), https://doi.org/10.1371/journal.pone.0182594

© 2017 Lewis et al. This is an open access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are cred... Read More about Correction: Hypothalamic over-expression of VGF in the Siberian hamster increases energy expenditure and reduces body weight gain (PLoS ONE 12:2: (e0172724) DOI: 10.1371/journal.pone.0172724).

Thyroid hormone and vitamin D regulate VGF expression and promoter activity (2016)
Journal Article
Lewis, J. E., Brameld, J. M., Hill, P., Wilson, D., Barrett, P., Ebling, F. J., & Jethwa, P. H. (2016). Thyroid hormone and vitamin D regulate VGF expression and promoter activity. Journal of Molecular Endocrinology, 56(2), 123-134. https://doi.org/10.1530/JME-15-0224

The Siberian hamster (Phodopus sungorus) survives winter by decreasing food intake and catabolizing abdominal fat reserves, resulting in a sustained, profound loss of body weight. Hypothalamic tanycytes are pivotal for this process. In these cells, s... Read More about Thyroid hormone and vitamin D regulate VGF expression and promoter activity.

Increased Responses to the Actions of Fibroblast Growth Factor 21 on Energy Balance and Body Weight in a Seasonal Model of Adiposity (2012)
Journal Article
Murphy, M., Samms, R., Warner, A., Bolborea, M., Barrett, P., Fowler, M. J., …Ebling, F. J. (2013). Increased Responses to the Actions of Fibroblast Growth Factor 21 on Energy Balance and Body Weight in a Seasonal Model of Adiposity. Journal of Neuroendocrinology, 25(2), 180-189. https://doi.org/10.1111/j.1365-2826.2012.02383.x

The present study aimed to investigate the actions of fibroblast growth factor 21 (FGF21) on energy balance in a natural model of relative fatness, the Siberian hamster. Hamsters were studied under long days (LD) to promote weight gain, or short days... Read More about Increased Responses to the Actions of Fibroblast Growth Factor 21 on Energy Balance and Body Weight in a Seasonal Model of Adiposity.

Effects of manipulating hypothalamic triiodothyronine concentrations on seasonal body weight and torpor cycles in Siberian hamsters (2012)
Journal Article
Murphy, M., Jethwa, P. H., Warner, A., Barrett, P., Nilaweera, K. N., Brameld, J. M., & Ebling, F. J. (2012). Effects of manipulating hypothalamic triiodothyronine concentrations on seasonal body weight and torpor cycles in Siberian hamsters. Endocrinology, 153(1), 101-112. https://doi.org/10.1210/en.2011-1249

Siberian hamsters display photoperiodically regulated annual cycles in body weight, appetite, and reproduction. Previous studies have revealed a profound up-regulation of type 3 deiodinase (DIO3) mRNA in the ventral ependyma of the hypothalamus assoc... Read More about Effects of manipulating hypothalamic triiodothyronine concentrations on seasonal body weight and torpor cycles in Siberian hamsters.