Skip to main content

Research Repository

Advanced Search

Assessments of bilateral asymmetry with application in human skull analysis (2021)
Journal Article
Hou, M., & Fagan, M. J. (2021). Assessments of bilateral asymmetry with application in human skull analysis. PLoS ONE, 16(10), https://doi.org/10.1371/journal.pone.0258146

As a common feature, bilateral symmetry of biological forms is ubiquitous, but in fact rarely exact. In a setting of analytic geometry, bilateral symmetry is defined with respect to a point, line or plane, and the well-known notions of fluctuating as... Read More about Assessments of bilateral asymmetry with application in human skull analysis.

Computational biomechanical modelling of the rabbit cranium during mastication (2021)
Journal Article
Watson, P. J., Sharp, A. C., Choudhary, T., Fagan, M. J., Dutel, H., Evans, S. E., & Gröning, F. (2021). Computational biomechanical modelling of the rabbit cranium during mastication. Scientific reports, 11(1), https://doi.org/10.1038/s41598-021-92558-5

Although a functional relationship between bone structure and mastication has been shown in some regions of the rabbit skull, the biomechanics of the whole cranium during mastication have yet to be fully explored. In terms of cranial biomechanics, th... Read More about Computational biomechanical modelling of the rabbit cranium during mastication.

Regional patterning in tail vertebral form and function in chameleons (Chamaeleo calyptratus) (2021)
Journal Article
Luger, A. M., Watson, P. J., Dutel, H., Fagan, M. J., Van Hoorebeke, L., Herrel, A., & Adriaens, D. (2021). Regional patterning in tail vertebral form and function in chameleons (Chamaeleo calyptratus). Integrative and Comparative Biology, 61(2), 455-463. https://doi.org/10.1093/icb/icab125

Previous studies have focused on documenting shape variation in the caudal vertebrae in chameleons underlying prehensile tail function. The goal of this study was to test the impact of this variation on tail function using multibody dynamic analysis... Read More about Regional patterning in tail vertebral form and function in chameleons (Chamaeleo calyptratus).

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., …Fagan, M. J. (2021). Comparative cranial biomechanics in two lizard species: impact of variation in cranial design. The journal of experimental biology, 224(5), 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), 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?.

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, 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.

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, 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.

A 3D cephalometric protocol for the accurate quantification of the craniofacial symmetry and facial growth (2019)
Journal Article
Pinheiro, M., Ma, X., Fagan, M. J., McIntyre, G. T., Lin, P., Sivamurthy, G., & Mossey, P. A. (2019). A 3D cephalometric protocol for the accurate quantification of the craniofacial symmetry and facial growth. Journal of Biological Engineering, 13(1), https://doi.org/10.1186/s13036-019-0171-6

© 2019 The Author(s). Background: Cephalometric analysis is used to evaluate facial growth, to study the anatomical relationships within the face. Cephalometric assessment is based on 2D radiographic images, either the sagittal or coronal planes and... Read More about A 3D cephalometric protocol for the accurate quantification of the craniofacial symmetry and facial growth.

Neurocranial development of the coelacanth and the evolution of the sarcopterygian head (2019)
Journal Article
Dutel, H., Galland, M., Tafforeau, P., Long, J. A., Fagan, M. J., Janvier, P., …Herbin, M. (2019). Neurocranial development of the coelacanth and the evolution of the sarcopterygian head. Nature, 569, 556–559. https://doi.org/10.1038/s41586-019-1117-3

The neurocranium of sarcopterygian fishes was originally divided into an anterior (ethmosphenoid) and posterior (otoccipital) portion by an intracranial joint, and underwent major changes in its overall geometry before fusing into a single unit in lu... Read More about Neurocranial development of the coelacanth and the evolution of the sarcopterygian head.

Mathematical modelling of bone remodelling cycles including the NFκB signalling pathway (2019)
Journal Article
Ji, B., Zhang, Y., Zhen, C., Fagan, M. J., & Yang, Q. (2019). Mathematical modelling of bone remodelling cycles including the NFκB signalling pathway. Computers in biology and medicine, 107, 257-264. https://doi.org/10.1016/j.compbiomed.2019.03.003

RANKL can promote the differentiation of osteoclast precursors into mature osteoclasts by binding to RANK expressed on the surfaces of osteoclast progenitor cells during bone remodelling. The NF-κB signalling pathway is downstream of RANKL and transm... Read More about Mathematical modelling of bone remodelling cycles including the NFκB signalling pathway.

Characterizing and Modeling Bone Formation during Mouse Calvarial Development (2019)
Journal Article
Marghoub, A., Libby, J., Babbs, C., Ventikos, Y., Fagan, M. J., & Moazen, M. (2019). Characterizing and Modeling Bone Formation during Mouse Calvarial Development. Physical review letters, 122(4), https://doi.org/10.1103/PhysRevLett.122.048103

© 2019 American Physical Society. The newborn mammalian cranial vault consists of five flat bones that are joined together along their edges by soft fibrous tissues called sutures. Early fusion of these sutures leads to a medical condition known as c... Read More about Characterizing and Modeling Bone Formation during Mouse Calvarial Development.

An assessment of the role of the falx cerebri and tentorium cerebelli in the cranium of the cat (Felis silvestris catus) (2018)
Journal Article
Sellés de Lucas, V., Dutel, H., Evans, S. E., Gröning, F., Sharp, A. C., Watson, P. J., & Fagan, M. J. (2018). An assessment of the role of the falx cerebri and tentorium cerebelli in the cranium of the cat (Felis silvestris catus). Interface, 15(147), https://doi.org/10.1098/rsif.2018.0278

© 2018 The Author(s). The falx cerebri and the tentorium cerebelli are two projections of the dura mater in the cranial cavity which ossify to varying degrees in some mammalian species. The idea that the ossification of these structures may be necess... Read More about An assessment of the role of the falx cerebri and tentorium cerebelli in the cranium of the cat (Felis silvestris catus).

Bite force and cranial bone strain in four species of lizards (2018)
Journal Article
Ross, C. F., Porro, L. B., Herrel, A., Evans, S. E., & Fagan, M. J. (2018). Bite force and cranial bone strain in four species of lizards. The journal of experimental biology, 221(23), jeb.180240. https://doi.org/10.1242/jeb.180240

In vivo bone strain data provide direct evidence of strain patterns in the cranium during biting. Compared to mammals, in vivo bone strains in lizard skulls are poorly documented. This paper presents strain data from the skulls of Anolis equestris, G... Read More about Bite force and cranial bone strain in four species of lizards.

The role of miniaturization in the evolution of the mammalian jaw and middle ear (2018)
Journal Article
Lautenschlager, S., Gill, P. G., Luo, Z. X., Fagan, M. J., & Rayfield, E. J. (2018). The role of miniaturization in the evolution of the mammalian jaw and middle ear. Nature, 561(7724), 533-537. https://doi.org/10.1038/s41586-018-0521-4

The evolution of the mammalian jaw is one of the most important innovations in vertebrate history, and underpins the exceptional radiation and diversification of mammals over the last 220 million years. In particular, the transformation of the mandi... Read More about The role of miniaturization in the evolution of the mammalian jaw and middle ear.

Mechanical adaptation of trabecular bone morphology in the mammalian mandible (2018)
Journal Article
Watson, P. J., Fitton, L. C., Meloro, C., Fagan, M. J., & Gröning, F. (2018). Mechanical adaptation of trabecular bone morphology in the mammalian mandible. Scientific reports, 8(1), https://doi.org/10.1038/s41598-018-25597-0

Alveolar bone, together with the underlying trabecular bone, fulfils an important role in providing structural support against masticatory forces. Diseases such as osteoporosis or periodontitis cause alveolar bone resorption which weakens this struct... Read More about Mechanical adaptation of trabecular bone morphology in the mammalian mandible.

A biomechanical analysis of prognathous and orthognathous insect head capsules: Evidence for a many to one mapping of ridge strain to head strain (2018)
Journal Article
Blanke, A., Pinheiro, M., Watson, P. J., & Fagan, M. J. (2018). A biomechanical analysis of prognathous and orthognathous insect head capsules: Evidence for a many to one mapping of ridge strain to head strain. Journal of evolutionary biology, 31(5), 665-674. https://doi.org/10.1111/jeb.13251

Insect head shapes are remarkably variable but the influences of these changes on biomechanical performance are unclear. Among “basal” winged insects, such as dragonflies, mayflies, earwigs, and stoneflies, some of the most prominent anatomical chang... Read More about A biomechanical analysis of prognathous and orthognathous insect head capsules: Evidence for a many to one mapping of ridge strain to head strain.

The potential role of variations in juvenile hip geometry on the development of Legg-Calvé-Perthes disease: a biomechanical investigation (2018)
Journal Article
Pinheiro, M. D. S., Dobson, C., Clarke, N. M., & Fagan, M. (2018). The potential role of variations in juvenile hip geometry on the development of Legg-Calvé-Perthes disease: a biomechanical investigation. Computer methods in biomechanics and biomedical engineering, 21(2), 194-200. https://doi.org/10.1080/10255842.2018.1437151

© 2018 Informa UK Limited, trading as Taylor & Francis Group Legg-Calvé-Perthes disease (LCP) is one of the most poorly understood diseases in paediatric orthopaedics. One common trait of LCP is the marked morphological difference between healthy a... Read More about The potential role of variations in juvenile hip geometry on the development of Legg-Calvé-Perthes disease: a biomechanical investigation.

New insights into the biomechanics of Legg-Calvé-Perthes’ disease: The role of epiphyseal skeletal immaturity in vascular obstruction (2018)
Journal Article
Pinheiro, M., Dobson, C. A., Perry, D., & Fagan, M. J. (2018). New insights into the biomechanics of Legg-Calvé-Perthes’ disease: The role of epiphyseal skeletal immaturity in vascular obstruction. Bone & joint research, 7(2), 148-156. https://doi.org/10.1302/2046-3758.72.bjr-2017-0191.r1

Objectives Legg–Calvé–Perthes’ disease (LCP) is an idiopathic osteonecrosis of the femoral head that is most common in children between four and eight years old. The factors that lead to the onset of LCP are still unclear; however, it is believed th... Read More about New insights into the biomechanics of Legg-Calvé-Perthes’ disease: The role of epiphyseal skeletal immaturity in vascular obstruction.

Predicting calvarial growth in normal and craniosynostotic mice using a computational approach (2017)
Journal Article
Marghoub, A., Libby, J., Babbs, C., Pauws, E., Fagan, M. J., & Moazen, M. (2018). Predicting calvarial growth in normal and craniosynostotic mice using a computational approach. Journal of anatomy, 232(3), 440-448. https://doi.org/10.1111/joa.12764

© 2017 Anatomical Society During postnatal calvarial growth the brain grows gradually and the overlying bones and sutures accommodate that growth until the later juvenile stages. The whole process is coordinated through a complex series of biological... Read More about Predicting calvarial growth in normal and craniosynostotic mice using a computational approach.