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All Outputs (17)

Human adaptation to immobilization: Novel insights of impacts on glucose disposal and fuel utilization (2022)
Journal Article
Shur, N. F., Simpson, E. J., Crossland, H., Chivaka, P. K., Constantin, D., Cordon, S. M., …Greenhaff, P. L. (2022). Human adaptation to immobilization: Novel insights of impacts on glucose disposal and fuel utilization. Journal of Cachexia, Sarcopenia and Muscle, 13(6), 2999-3013. https://doi.org/10.1002/jcsm.13075

Background: Bed rest (BR) reduces whole-body insulin-stimulated glucose disposal (GD) and alters muscle fuel metabolism, but little is known about metabolic adaptation from acute to chronic BR nor the mechanisms involved, particularly when volunteers... Read More about Human adaptation to immobilization: Novel insights of impacts on glucose disposal and fuel utilization.

The Regulatory Roles of PPARs in Skeletal Muscle Fuel Metabolism and Inflammation: Impact of PPAR Agonism on Muscle in Chronic Disease, Contraction and Sepsis (2021)
Journal Article
Crossland, H., Constantin-Teodosiu, D., & Greenhaff, P. L. (2021). The Regulatory Roles of PPARs in Skeletal Muscle Fuel Metabolism and Inflammation: Impact of PPAR Agonism on Muscle in Chronic Disease, Contraction and Sepsis. International Journal of Molecular Sciences, 22(18), 1-13. https://doi.org/10.3390/ijms22189775

The peroxisome proliferator-activated receptor (PPAR) family of transcription factors has been demonstrated to play critical roles in regulating fuel selection, energy expenditure and inflammation in skeletal muscle and other tissues. Activation of P... Read More about The Regulatory Roles of PPARs in Skeletal Muscle Fuel Metabolism and Inflammation: Impact of PPAR Agonism on Muscle in Chronic Disease, Contraction and Sepsis.

Phenylbutyrate, a branched-chain amino acid keto dehydrogenase activator, promotes branched-chain amino acid metabolism and induces muscle catabolism in C2C12 cells (2020)
Journal Article
Crossland, H., Smith, K., Idris, I., Phillips, B. E., Atherton, P. J., & Wilkinson, D. J. (2021). Phenylbutyrate, a branched-chain amino acid keto dehydrogenase activator, promotes branched-chain amino acid metabolism and induces muscle catabolism in C2C12 cells. Experimental Physiology, 106(3), 585-592. https://doi.org/10.1113/EP089223

New Findings: What is the central question of this study? The compound sodium phenylbutyrate (PB) has been shown to promote branched-chain amino acid (BCAA) catabolism, and as such has been proposed as a treatment for disorders with enhanced BCAA lev... Read More about Phenylbutyrate, a branched-chain amino acid keto dehydrogenase activator, promotes branched-chain amino acid metabolism and induces muscle catabolism in C2C12 cells.

Molecular Transducers of Human Skeletal Muscle Remodeling under Different Loading States (2020)
Journal Article
Stokes, T., Timmons, J. A., Crossland, H., Tripp, T. R., Murphy, K., McGlory, C., …Phillips, S. M. (2020). Molecular Transducers of Human Skeletal Muscle Remodeling under Different Loading States. Cell Reports, 32(5), Article 107980. https://doi.org/10.1016/j.celrep.2020.107980

Loading of skeletal muscle changes the tissue phenotype reflecting altered metabolic and functional demands. In humans, heterogeneous adaptation to loading complicates the identification of the underpinning molecular regulators. A within-person diffe... Read More about Molecular Transducers of Human Skeletal Muscle Remodeling under Different Loading States.

Glucagon-like peptide 1 infusions overcome anabolic resistance to feeding in older human muscle (2020)
Journal Article
Abdulla, H., Phillips, B. E., Wilkinson, D. J., Limb, M., Jandova, T., Bass, J. J., …Atherton, P. J. (2020). Glucagon-like peptide 1 infusions overcome anabolic resistance to feeding in older human muscle. Aging Cell, 19(9), Article e13202. https://doi.org/10.1111/acel.13202

© 2020 The Authors. Aging Cell published by Anatomical Society and John Wiley & Sons Ltd Background: Despite its known insulin-independent effects, glucagon-like peptide-1 (GLP-1) role in muscle protein turnover has not been explored under fed-stat... Read More about Glucagon-like peptide 1 infusions overcome anabolic resistance to feeding in older human muscle.

Targeted genotype analyses of GWAS-derived lean body mass and handgrip strength-associated single nucleotide polymorphisms in elite masters athletes (2020)
Journal Article
Crossland, H., Piasecki, J., McCormick, D., Phillips, B. E., Wilkinson, D. J., Smith, K., …Atherton, P. J. (2020). Targeted genotype analyses of GWAS-derived lean body mass and handgrip strength-associated single nucleotide polymorphisms in elite masters athletes. AJP - Regulatory, Integrative and Comparative Physiology, 319(2), R184-R194. https://doi.org/10.1152/ajpregu.00110.2020

Recent large genome-wide association studies (GWAS) have independently identified a set of genetic loci associated with lean body mass (LBM) and handgrip strength (HGS). Evaluation of these candidate single nucleotide polymorphisms (SNPs) may be usef... Read More about Targeted genotype analyses of GWAS-derived lean body mass and handgrip strength-associated single nucleotide polymorphisms in elite masters athletes.

A novel stable isotope tracer method to simultaneously quantify skeletal muscle protein synthesis and breakdown (2020)
Journal Article
Atherton, P. J., Crossland, H., Smith, K., Atherton, P. J., & Wilkinson, D. J. (2020). A novel stable isotope tracer method to simultaneously quantify skeletal muscle protein synthesis and breakdown. Metabolism Open, 5, https://doi.org/10.1016/j.metop.2020.100022

Background/Aims: Methodological challenges have been associated with the dynamic measurement of muscle protein breakdown (MPB), as have the measurement of both muscle protein synthesis (MPS) and MPB within the same experiment. Our aim was to use the... Read More about A novel stable isotope tracer method to simultaneously quantify skeletal muscle protein synthesis and breakdown.

Testosterone therapy induces molecular programming augmenting physiological adaptations to resistance exercise in older men (2019)
Journal Article
Gharahdaghi, N., Rudrappa, S., Brook, M. S., Idris, I., Crossland, H., Hamrock, C., …Atherton, P. J. (2019). Testosterone therapy induces molecular programming augmenting physiological adaptations to resistance exercise in older men. Journal of Cachexia, Sarcopenia and Muscle, 10(6), 1276-1294. https://doi.org/10.1002/jcsm.12472

Background: The andropause is associated with declines in serum testosterone (T), loss of muscle mass (sarcopenia) and frailty. Two major interventions purported to offset sarcopenia are anabolic steroid therapies and resistance exercise training (RE... Read More about Testosterone therapy induces molecular programming augmenting physiological adaptations to resistance exercise in older men.

A statistical and biological response to an informatics appraisal of healthy aging gene signatures (2019)
Journal Article
Timmons, J. A., Gallagher, I. J., Sood, S., Phillips, B., Crossland, H., Howard, R., …Atherton, P. J. (2019). A statistical and biological response to an informatics appraisal of healthy aging gene signatures. Genome Biology, 20(1), 1-4. https://doi.org/10.1186/s13059-019-1734-z

Jacob and Speed did not identify even a single example of a ‘150-gene-set’ that was statistically significant at classifying Alzheimer’s disease (AD) samples, or age in independent studies. We attempt to clarify the various misunderstandings, below. Read More about A statistical and biological response to an informatics appraisal of healthy aging gene signatures.

Gene-based analysis of angiogenesis, mitochondrial and insulin-related pathways in skeletal muscle of older individuals following nutraceutical supplementation (2019)
Journal Article
Crossland, H., Pereira, S. L., Smith, K., Phillips, B. E., & Atherton, P. J. (2019). Gene-based analysis of angiogenesis, mitochondrial and insulin-related pathways in skeletal muscle of older individuals following nutraceutical supplementation. Journal of Functional Foods, 56, 216-223. https://doi.org/10.1016/j.jff.2019.03.022

Cocoa flavanols and fish oil omega-3 fatty acids are two bio-active nutrients that may improve muscle microvascular function, insulin sensitivity and mitochondrial function in older adults. We assessed changes in gene expression of these pathways in... Read More about Gene-based analysis of angiogenesis, mitochondrial and insulin-related pathways in skeletal muscle of older individuals following nutraceutical supplementation.

The metabolic and molecular mechanisms of hyperammonaemia and hyperethanolaemia induced protein catabolism in skeletal muscle cells (2018)
Journal Article
Crossland, H., Smith, K., Atherton, P. J., & Wilkinson, D. J. (2018). The metabolic and molecular mechanisms of hyperammonaemia and hyperethanolaemia induced protein catabolism in skeletal muscle cells. Journal of Cellular Physiology, 233(12), 9663-9673. https://doi.org/10.1002/jcp.26881

Hyperammonaemia and hyperethanolaemia are thought to be driving factors behind skeletal muscle myopathy in liver disease i.e. cirrhosis. Despite this, the singular and combined impacts of ethanol and ammonia induced protein catabolism are poorly defi... Read More about The metabolic and molecular mechanisms of hyperammonaemia and hyperethanolaemia induced protein catabolism in skeletal muscle cells.

The impact of immobilisation and inflammation on the regulation of muscle mass and insulin resistance: different routes to similar end points (2018)
Journal Article
Crossland, H., Skirrow, S., Puthucheary, Z. A., Constantin-Teodosiu, D., & Greenhaff, P. L. (2018). The impact of immobilisation and inflammation on the regulation of muscle mass and insulin resistance: different routes to similar end points. Journal of Physiology, 597(5), 1259-1270. https://doi.org/10.1113/jp275444

Loss of muscle mass and insulin sensitivity are common phenotypic traits of immobilisation and increased inflammatory burden. The suppression of muscle protein synthesis is the primary driver of muscle mass loss in human immobilisation, and includes... Read More about The impact of immobilisation and inflammation on the regulation of muscle mass and insulin resistance: different routes to similar end points.

A novel puromycin decorporation method to quantify skeletal muscle protein breakdown: a proof-of-concept study (2017)
Journal Article
Crossland, H., Smith, K., Atherton, P. J., & Wilkinson, D. J. (2017). A novel puromycin decorporation method to quantify skeletal muscle protein breakdown: a proof-of-concept study. Biochemical and Biophysical Research Communications, 494(3-4), https://doi.org/10.1016/j.bbrc.2017.10.085

The precise roles that the major proteolytic pathways play in the regulation of skeletal muscle mass remain incompletely understood, in part due to technical limitations associated with current techniques used to quantify muscle protein breakdown (MP... Read More about A novel puromycin decorporation method to quantify skeletal muscle protein breakdown: a proof-of-concept study.

Peroxisome proliferator-activated receptor ? agonism attenuates endotoxaemia-induced muscle protein loss and lactate accumulation in rats (2017)
Journal Article
Crossland, H., Constantin-Teodosiu, D., Gardiner, S. M., & Greenhaff, P. (2017). Peroxisome proliferator-activated receptor ? agonism attenuates endotoxaemia-induced muscle protein loss and lactate accumulation in rats. Clinical Science, 131(13), 1437-1447. https://doi.org/10.1042/CS20170958

The peroxisome proliferator-activated receptor γ (PPARγ) agonist rosiglitazone (Rosi) appears to provide protection against organ dysfunction during endotoxaemia. We examined the potential benefits of Rosi on skeletal muscle protein maintenance and c... Read More about Peroxisome proliferator-activated receptor ? agonism attenuates endotoxaemia-induced muscle protein loss and lactate accumulation in rats.

A novel multi-tissue RNA diagnostic of healthy ageing relates to cognitive health status (2015)
Journal Article
Crossland, H., Sood, S., PHILLIPS, B., Gallagher, I. J., ATHERTON, P., Lunnon, K., …Timmons, A. H. A. J. A. (2015). A novel multi-tissue RNA diagnostic of healthy ageing relates to cognitive health status. Genome Biology, 16(1), 1-17. https://doi.org/10.1186/s13059-015-0750-x

Background Diagnostics of the human ageing process may help predict future healthcare needs or guide preventative measures for tackling diseases of older age. We take a transcriptomics approach to build the first reproducible multi-tissue RNA expres... Read More about A novel multi-tissue RNA diagnostic of healthy ageing relates to cognitive health status.