Galaxy and Mass Assembly (GAMA): Defining passive galaxy samples and searching for the UV upturn

Phillipps, S.; Ali, S. S.; Bremer, M. N.; de Propris, R.; Sansom, A. E.; Cluver, M. E.; Alpaslan, M.; Brough, S.; Brown, M. J.I.; Davies, L. J.M.; Driver, S. P.; Grootes, M. W.; Holwerda, B. W.; Hopkins, A. M.; James, P. A.; Pimbblet, K.; Robotham, A. S.G.; Taylor, E. N.; Wang, L.

doi:10.1093/mnras/stz3552

A cross sectional pilot study utilising STrain Analysis and Mapping of the Plantar Surface (STAMPS) to measure plantar load characteristics within a healthy population (2024)
Journal Article
Jones, A. D., Crossland, S., Nixon, J. E., Siddle, H. J., Culmer, P. R., & Russell, D. A. (2024). A cross sectional pilot study utilising STrain Analysis and Mapping of the Plantar Surface (STAMPS) to measure plantar load characteristics within a healthy population. Gait and Posture, 113, 246-251. https://doi.org/10.1016/j.gaitpost.2024.06.018

Background: No in-shoe systems, measuring both components of plantar load (plantar pressure and shear stress) are available for use in patients with diabetes. The STAMPS (STrain Analysis and Mapping of the Plantar Surface) system utilises digital ima... Read More about A cross sectional pilot study utilising STrain Analysis and Mapping of the Plantar Surface (STAMPS) to measure plantar load characteristics within a healthy population.

Incorporating pathological gait into patient-specific finite element models of the haemophilic ankle (2024)
Journal Article
Talbott, H. G., Wilkins, R. A., Brockett, C. L., & Mengoni, M. (2024). Incorporating pathological gait into patient-specific finite element models of the haemophilic ankle. Biomechanics and Modeling in Mechanobiology, https://doi.org/10.1007/s10237-024-01857-z

Haemarthrosis is an inherent clinical feature of haemophilia, a disease characterised by an absence or reduction in clotting proteins. Patients with severe haemophilia experience joint bleeding leading to blood-induced ankle arthropathy (haemarthropa... Read More about Incorporating pathological gait into patient-specific finite element models of the haemophilic ankle.

Predicting the Fracture Toughness of Human Cancellous Bone in Fractured Neck of Femur Patients Using Bone Volume and Micro-Architecture (2024)
Journal Article
Adams, G. J., Cook, R. B., Gibson, M., & Zioupos, P. (2024). Predicting the Fracture Toughness of Human Cancellous Bone in Fractured Neck of Femur Patients Using Bone Volume and Micro-Architecture. Life, 14(4), Article 467. https://doi.org/10.3390/life14040467

The current protocol used to determine if an individual is osteoporotic relies on assessment of the individual’s bone mineral density (BMD), which allows clinicians to judge the condition of a patient with respect to their peers. This, in essence, ev... Read More about Predicting the Fracture Toughness of Human Cancellous Bone in Fractured Neck of Femur Patients Using Bone Volume and Micro-Architecture.

Parametrization of the Calcaneus and Medial Cuneiform to Aid Potential Advancements in Flatfoot Surgery (2024)
Journal Article
Cai, Y., Pascoletti, G., Zioupos, P., Budair, B., Zanetti, E. M., Ringrose, T. J., & Junaid, S. (2024). Parametrization of the Calcaneus and Medial Cuneiform to Aid Potential Advancements in Flatfoot Surgery. Life, 14(3), Article 328. https://doi.org/10.3390/life14030328

Introduction: Flatfoot is a condition commonly seen in children; however, there is general disagreement over its incidence, characterization and correction. Painful flatfoot accompanied with musculoskeletal and soft tissue problems requires surgery t... Read More about Parametrization of the Calcaneus and Medial Cuneiform to Aid Potential Advancements in Flatfoot Surgery.

Airflow rates and breathlessness recovery from submaximal exercise in healthy adults: prospective, randomised, cross-over study (2023)
Journal Article
Brew, A., O'Beirne, S., Johnson, M. J., Ramsenthaler, C., Watson, P., Rubini, P. A., Fagan, M. J., Swan, F., & Simpson, A. (online). Airflow rates and breathlessness recovery from submaximal exercise in healthy adults: prospective, randomised, cross-over study. BMJ supportive & palliative care, https://doi.org/10.1136/spcare-2023-004309

Objectives: Facial airflow from a hand-held fan may reduce breathlessness severity and hasten postexertion recovery. Data from randomised controlled trials are limited and the optimal airflow speed remains unknown. We aimed to determine the effect of... Read More about Airflow rates and breathlessness recovery from submaximal exercise in healthy adults: prospective, randomised, cross-over study.

Microfluidic-based 3D bioprinting to fabricate blood vasculature (2023)
Presentation / Conference Contribution
Moetazedian, A., Cox, L., Grover, L., & Poologasundarampillai, G. (2022, June). Microfluidic-based 3D bioprinting to fabricate blood vasculature. Presented at UK Society for Biomaterials 22nd Annual Conference (UKSB 2022), University of Sheffield

Introduction:
The most substantial healthcare challenge facing the UK is the inevitable transition towards ageing population. Organ transplantation as the gold-standard treatment has saved many lives and millions of pounds for the NHS; however, ever... Read More about Microfluidic-based 3D bioprinting to fabricate blood vasculature.

The relationship between subchondral bone cysts and cartilage health in the Tibiotalar joint: A finite element analysis (2022)
Journal Article
Talbott, H. G., Wilkins, R. A., Redmond, A. C., Brockett, C. L., & Mengoni, M. (2022). The relationship between subchondral bone cysts and cartilage health in the Tibiotalar joint: A finite element analysis. Clinical biomechanics, 99, Article 105745. https://doi.org/10.1016/j.clinbiomech.2022.105745

Background: Subchondral bone cysts are a common presentation in ankle haemarthropathy. The relationship with ankle joint health has however not previously been investigated. The aim of this study was to assess the influence of subchondral bone cysts... Read More about The relationship between subchondral bone cysts and cartilage health in the Tibiotalar joint: A finite element analysis.

CONVEX microfluidic devices: a new microscale agile manufacturing pipeline for material extrusion additive manufacturing (2022)
Preprint / Working Paper
Moetazedian, A., Nasrollahi, V., Candeo, A., Cox, L., Grover, L., & Poologasundarampillai, G. CONVEX microfluidic devices: a new microscale agile manufacturing pipeline for material extrusion additive manufacturing

This study is the first to report the fabrication of complex microfluidic devices based on CONtinuously Varied EXtrusion (CONVEX) of extruded filament in material extrusion additive manufacturing (MEAM). A range of complex geometries and channel widt... Read More about CONVEX microfluidic devices: a new microscale agile manufacturing pipeline for material extrusion additive manufacturing.

Back to the bones: do muscle area assessment techniques predict functional evolution across a macroevolutionary radiation? (2021)
Journal Article
Bates, K. T., Wang, L., Dempsey, M., Broyde, S., Fagan, M. J., & Cox, P. G. (2021). Back to the bones: do muscle area assessment techniques predict functional evolution across a macroevolutionary radiation?. Interface, 18(180), Article 20210324. https://doi.org/10.1098/rsif.2021.0324

Measures of attachment or accommodation area on the skeleton are a popular means of rapidly generating estimates of muscle proportions and functional performance for use in large-scale macroevolutionary studies. Herein, we provide the first evaluatio... Read More about Back to the bones: do muscle area assessment techniques predict functional evolution across a macroevolutionary radiation?.

Morphological variation of the hemophilic talus (2021)
Journal Article
Talbott, H. G., Wilkins, R. A., Redmond, A. C., Brockett, C. L., & Mengoni, M. (2021). Morphological variation of the hemophilic talus. Clinical Anatomy, 34(6), 941-947. https://doi.org/10.1002/ca.23757

Flattening of the trochlear tali is clinically observed as structural and functional changes advance in patients with hemarthropathy of the ankle. However, the degree of this flattening has not yet been quantified, and distribution of the morphologic... Read More about Morphological variation of the hemophilic talus.

Correction to: Evolutionary biomechanics: Hard tissues and soft evidence? (Proc. R. Soc. B (2021) 288 (20202809) DOI: 10.1098/rspb.2020.2809) (2021)
Journal Article
Broyde, S., Dempsey, M., Wang, L., Cox, P. G., Fagan, M., & Bates, K. T. (2021). Correction to: Evolutionary biomechanics: Hard tissues and soft evidence? (Proc. R. Soc. B (2021) 288 (20202809) DOI: 10.1098/rspb.2020.2809). Proceedings of the Royal Society B: Biological Sciences, 288(1950), Article 20202809. https://doi.org/10.1098/rspb.2021.0831

Further analysis of our finite element (FE) models, as part of ongoing work, has revealed a systematic error running through all 30 models in our original analysis. In all 30 FE models, the force magnitudes applied to represent maximum isometric cont... Read More about Correction to: Evolutionary biomechanics: Hard tissues and soft evidence? (Proc. R. Soc. B (2021) 288 (20202809) DOI: 10.1098/rspb.2020.2809).

Comparative cranial biomechanics in two lizard species: impact of variation in cranial design (2021)
Journal Article
Groning, F., Dutel, H., Gröning, F., Sharp, A. C., Watson, P. J., Herrel, A., Ross, C. F., Jones, M. E. H., Evans, S. E., & Fagan, M. J. (2021). Comparative cranial biomechanics in two lizard species: impact of variation in cranial design. The journal of experimental biology, 224(5), Article jeb.234831. https://doi.org/10.1242/jeb.234831

Cranial morphology in lepidosaurs is highly disparate and characterised by the frequent loss or reduction of bony elements. In varanids and geckos, the loss of the postorbital bar is associated with changes in skull shape, but the mechanical principl... Read More about Comparative cranial biomechanics in two lizard species: impact of variation in cranial design.

Evolutionary biomechanics: hard tissues and soft evidence? (2021)
Journal Article
Broyde, S., Dempsey, M., Wang, L., Cox, P. G., Fagan, M., & Bates, K. T. (2021). Evolutionary biomechanics: hard tissues and soft evidence?. Proceedings of the Royal Society B: Biological Sciences, 288(1945), Article 20202809. https://doi.org/10.1098/rspb.2020.2809

Biomechanical modelling is a powerful tool for quantifying the evolution of functional performance in extinct animals to understand key anatomical innovations and selective pressures driving major evolutionary radiations. However, the fossil record i... Read More about Evolutionary biomechanics: hard tissues and soft evidence?.

The biomechanical role of the chondrocranium and the material properties of cartilage (2020)
Journal Article
Jones, M. E. H., Gröning, F., Aspden, R. M., Dutel, H., Sharp, A., Moazen, M., Fagan, M. J., & Evans, S. E. (2020). The biomechanical role of the chondrocranium and the material properties of cartilage. Vertebrate Zoology, 70(4), 699-715. https://doi.org/10.26049/VZ70-4-2020-10

The chondrocranium is the cartilage component of the vertebrate braincase. Among jawed vertebrates it varies greatly in structure, mineralisation, and in the extent to which it is replaced by bone during development. In mammals, birds, and some bony... Read More about The biomechanical role of the chondrocranium and the material properties of cartilage.

Viscoelastically active sutures – A stitch in time? (2020)
Journal Article
France, L. A., & Fancey, K. S. (2021). Viscoelastically active sutures – A stitch in time?. Materials Science and Engineering: C, 121, Article 111695. https://doi.org/10.1016/j.msec.2020.111695

We present results to show that a commercially available polypropylene suture filament (Ethicon Prolene), following annealing and tensile creep can, after creep load removal, release viscoelastically stored energy over a period of several weeks. Spec... Read More about Viscoelastically active sutures – A stitch in time?.

Mathematical modeling of canonical and non-canonical NF-κB pathways in TNF stimulation (2020)
Journal Article
Ji, B., Zhang, Y., Zhen, C., Fagan, M. J., & Yang, Q. (2020). Mathematical modeling of canonical and non-canonical NF-κB pathways in TNF stimulation. Computer Methods and Programs in Biomedicine, 196, Article 105677. https://doi.org/10.1016/j.cmpb.2020.105677

Background and objective: NF-κB can be activated by the canonical and non-canonical pathways. These two pathways interplay via the TRAF1|NIK complex after stimulation by TNF. However existing mathematical models of two pathways are inadequate. In thi... Read More about Mathematical modeling of canonical and non-canonical NF-κB pathways in TNF stimulation.

Multi-beat averaging reveals u waves are ubiquitous and standing tall at elevated heart rates following exercise (2020)
Journal Article
Al-Karadi, M. S., & Langley, P. (2020). Multi-beat averaging reveals u waves are ubiquitous and standing tall at elevated heart rates following exercise. Sensors, 20(14), 1-12. https://doi.org/10.3390/s20144029

The reporting of U wave abnormalities is clinically important, but the measurement of this small electrocardiographic (ECG) feature is extremely difficult, especially in challenging recording conditions, such as stress exercise, due to contaminating... Read More about Multi-beat averaging reveals u waves are ubiquitous and standing tall at elevated heart rates following exercise.

The influence of musculoskeletal forces on the growth of the prenatal cortex in the ilium: a finite element study (2020)
Journal Article
Watson, P. J., Fagan, M. J., & Dobson, C. A. (in press). The influence of musculoskeletal forces on the growth of the prenatal cortex in the ilium: a finite element study. Computer methods in biomechanics and biomedical engineering, https://doi.org/10.1080/10255842.2020.1777546

Remodelling and adaptation of bone within the pelvis is believed to be influenced by the mechanical strains generated during locomotion. Variation in the cortical bone thickness observed in the prenatal ilium has been linked to the musculoskeletal lo... Read More about The influence of musculoskeletal forces on the growth of the prenatal cortex in the ilium: a finite element study.

Towards an early 3D-diagnosis of craniofacial asymmetry by computing the accurate midplane: A PCA-based method (2020)
Journal Article
Ortún-Terrazas, J., Fagan, M. J., Cegoñino, J., Illipronti-Filho, E., & Pérez del Palomar, A. (2020). Towards an early 3D-diagnosis of craniofacial asymmetry by computing the accurate midplane: A PCA-based method. Computer Methods and Programs in Biomedicine, 191, Article 105397. https://doi.org/10.1016/j.cmpb.2020.105397

Background and objective: Craniofacial asymmetry is a common growth disorder often caused by unilateral chewing. Although an early orthodontic treatment would avoid surgical procedures later in life, the uncertainty of defining the accurate sagittal... Read More about Towards an early 3D-diagnosis of craniofacial asymmetry by computing the accurate midplane: A PCA-based method.

Galaxy and Mass Assembly (GAMA): Defining passive galaxy samples and searching for the UV upturn (2019)
Journal Article
Phillipps, S., Ali, S. S., Bremer, M. N., de Propris, R., Sansom, A. E., Cluver, M. E., Alpaslan, M., Brough, S., Brown, M. J., Davies, L. J., Driver, S. P., Grootes, M. W., Holwerda, B. W., Hopkins, A. M., James, P. A., Pimbblet, K., Robotham, A. S., Taylor, E. N., & Wang, L. (2020). Galaxy and Mass Assembly (GAMA): Defining passive galaxy samples and searching for the UV upturn. Monthly notices of the Royal Astronomical Society, 492(2), 2128-2139. https://doi.org/10.1093/mnras/stz3552

© 2019 The Author(s) We use data from the GAMA and GALEX surveys to demonstrate that the UV upturn, an unexpected excess of ultraviolet flux from a hot stellar component, seen in the spectra of many early-type galaxies, arises from processes internal... Read More about Galaxy and Mass Assembly (GAMA): Defining passive galaxy samples and searching for the UV upturn.

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