M Christopher Dean

Summary

Affiliation: University College London
Country: UK

Publications

  1. ncbi request reprint Perikymata spacing and distribution on hominid anterior teeth
    M C Dean
    Evolutionary Anatomy Unit, Department of Anatomy and Developmental Biology, University College London, London WC1E 6BT, UK
    Am J Phys Anthropol 116:209-15. 2001
  2. pmc Human life history evolution explains dissociation between the timing of tooth eruption and peak rates of root growth
    M Christopher Dean
    Cell and Developmental Biology, University College London, Gower Street, London, United Kingdom
    PLoS ONE 8:e54534. 2013
  3. doi request reprint A histological method that can be used to estimate the time taken to form the crown of a permanent tooth
    M Christopher Dean
    Department of Cell and Developmental Biology, University College London, London, UK
    Methods Mol Biol 915:89-100. 2012
  4. pmc Retrieving chronological age from dental remains of early fossil hominins to reconstruct human growth in the past
    M Christopher Dean
    Department of Cell and Developmental Biology, University College London, Gower Street, London WC1E 6BT, UK
    Philos Trans R Soc Lond B Biol Sci 365:3397-410. 2010
  5. doi request reprint Extension rates and growth in tooth height of modern human and fossil hominin canines and molars
    M Christopher Dean
    Cell and Developmental Biology, University College London, London, UK
    Front Oral Biol 13:68-73. 2009
  6. doi request reprint Dental and skeletal growth in early fossil hominins
    M Christopher Dean
    Department of Cell and Developmental Biology, University College London, London, UK
    Ann Hum Biol 36:545-61. 2009
  7. ncbi request reprint Preliminary observations on increasing root length during the eruptive phase of tooth development in modern humans and great apes
    M Christopher Dean
    Department of Anatomy and Developmental Biology, University College London, Gower Street, London WC1E 6BT, UK
    J Hum Evol 54:258-71. 2008
  8. ncbi request reprint A radiographic and histological study of modern human lower first permanent molar root growth during the supraosseous eruptive phase
    M Christopher Dean
    Department of Anatomy and Developmental Biology, University College London, Gower Street, London WC1E 6BT, UK
    J Hum Evol 53:635-46. 2007
  9. pmc Growing up slowly 160,000 years ago
    Christopher Dean
    Department of Anatomy and Developmental Biology, University College London, Gower Street, London WC1E 6BT, UK
    Proc Natl Acad Sci U S A 104:6093-4. 2007
  10. pmc Tooth microstructure tracks the pace of human life-history evolution
    M Christopher Dean
    Department of Anatomy and Developmental Biology, University College London, Gower Street, London WC1E 6BT, UK
    Proc Biol Sci 273:2799-808. 2006

Detail Information

Publications25

  1. ncbi request reprint Perikymata spacing and distribution on hominid anterior teeth
    M C Dean
    Evolutionary Anatomy Unit, Department of Anatomy and Developmental Biology, University College London, London WC1E 6BT, UK
    Am J Phys Anthropol 116:209-15. 2001
    ..Preliminary data indicate that differences may exist among the species attributed to early Homo, especially between Homo ergaster and Homo rudolfensis on the one hand, and Homo habilis sensu strico on the other...
  2. pmc Human life history evolution explains dissociation between the timing of tooth eruption and peak rates of root growth
    M Christopher Dean
    Cell and Developmental Biology, University College London, Gower Street, London, United Kingdom
    PLoS ONE 8:e54534. 2013
    ..These new insights into tooth root growth now provide an additional line of enquiry that may contribute to future studies of more recent life history and dietary adaptations within the genus Homo...
  3. doi request reprint A histological method that can be used to estimate the time taken to form the crown of a permanent tooth
    M Christopher Dean
    Department of Cell and Developmental Biology, University College London, London, UK
    Methods Mol Biol 915:89-100. 2012
    ..This procedure is repeated until the cervix of the tooth is reached. The total time for enamel formation is estimated by summing the number of 80 day segments traced out...
  4. pmc Retrieving chronological age from dental remains of early fossil hominins to reconstruct human growth in the past
    M Christopher Dean
    Department of Cell and Developmental Biology, University College London, Gower Street, London WC1E 6BT, UK
    Philos Trans R Soc Lond B Biol Sci 365:3397-410. 2010
    ..A mosaic of great ape-like features currently best describes the timing of early hominin dental development...
  5. doi request reprint Extension rates and growth in tooth height of modern human and fossil hominin canines and molars
    M Christopher Dean
    Cell and Developmental Biology, University College London, London, UK
    Front Oral Biol 13:68-73. 2009
    ..Combinations of high or low cuspal enamel extension rates, with either longer or shorter times taken to form lateral enamel, explain how crown formation times may vary independently of completed crown heights...
  6. doi request reprint Dental and skeletal growth in early fossil hominins
    M Christopher Dean
    Department of Cell and Developmental Biology, University College London, London, UK
    Ann Hum Biol 36:545-61. 2009
    ....
  7. ncbi request reprint Preliminary observations on increasing root length during the eruptive phase of tooth development in modern humans and great apes
    M Christopher Dean
    Department of Anatomy and Developmental Biology, University College London, Gower Street, London WC1E 6BT, UK
    J Hum Evol 54:258-71. 2008
    ..They provide the basis with which to explore further the potential comparative relationships between root growth, jaw growth, and the eruption process...
  8. ncbi request reprint A radiographic and histological study of modern human lower first permanent molar root growth during the supraosseous eruptive phase
    M Christopher Dean
    Department of Anatomy and Developmental Biology, University College London, Gower Street, London WC1E 6BT, UK
    J Hum Evol 53:635-46. 2007
    ..They highlight the need for greater consideration of the role of the eruptive process in explaining differences in gingival emergence times in comparative studies of modern humans and fossil hominins...
  9. pmc Growing up slowly 160,000 years ago
    Christopher Dean
    Department of Anatomy and Developmental Biology, University College London, Gower Street, London WC1E 6BT, UK
    Proc Natl Acad Sci U S A 104:6093-4. 2007
  10. pmc Tooth microstructure tracks the pace of human life-history evolution
    M Christopher Dean
    Department of Anatomy and Developmental Biology, University College London, Gower Street, London WC1E 6BT, UK
    Proc Biol Sci 273:2799-808. 2006
    ..Our own 18-20-year period of growth and development probably evolved quite recently after ca 17 million years of a more ape-like life-history profile...
  11. ncbi request reprint Observations on stria morphology in the lateral enamel of Pongo, Hylobates and Proconsul teeth
    M C Dean
    Evolutionary Anatomy Unit, Department of Anatomy and Developmental Biology, University College London, Gower Street, London, WC1E 6BT
    J Hum Evol 35:401-10. 1998
    ..It will also allow careful comparison of each of the four variables one with another which may in turn help in establishing "S-shaped" striae as developmentally homologous between species...
  12. pmc Progress in understanding hominoid dental development
    C Dean
    Evolutionary Anatomy Unit, Department of Anatomy and Developmental Biology, University College London, UK
    J Anat 197:77-101. 2000
    ..But at present we should not reject the hypothesis that an extended, modern human-like, maturational profile arose more than once during human evolution in parallel with an increase in brain size...
  13. ncbi request reprint Growth processes in teeth distinguish modern humans from Homo erectus and earlier hominins
    C Dean
    Evolutionary Anatomy Unit, Department of Anatomy and Developmental Biology, University College London, Gower Street, London WC1E 6BT, UK
    Nature 414:628-31. 2001
    ..These times were shorter than those in modern humans. It therefore seems likely that truly modern dental development emerged relatively late in human evolution...
  14. ncbi request reprint Enamel thickness and development in a third permanent molar of Gigantopithecus blacki
    M Christopher Dean
    Department of Anatomy and Developmental Biology, University College London, Gower Street, London WC1E 6BT, UK
    J Hum Evol 45:381-7. 2003
    ..With respect to enamel thickness, therefore, Gigantopithecus blacki falls squarely among an increasingly large number of Miocene hominoids that can all be described as having 'thick enamel'...
  15. ncbi request reprint Comparative observations on the spacing of short-period (von Ebner's) lines in dentine
    M C Dean
    Department of Anatomy and Developmental Biology, University College London, UK
    Arch Oral Biol 43:1009-21. 1998
    ..This study provides a better basis for identifying and describing these lines, and for distinguishing them from other kinds of incremental markings in dentine...
  16. ncbi request reprint Enamel and dentine development and the life history profile of Victoriapithecus macinnesi from Maboko Island, Kenya
    M Christopher Dean
    Department of Anatomy and Developmental Biology, University College London, London, UK
    Ann Anat 186:405-12. 2004
    ..A speculative picture of dental development in Victoriapithecus emerges that is slower than that known for modern vervet monkeys and may have been more similar to that in some smaller modern macaque species...
  17. pmc The developmental clock of dental enamel: a test for the periodicity of prism cross-striations in modern humans and an evaluation of the most likely sources of error in histological studies of this kind
    Daniel Antoine
    Institute of Archaeology, University College London, UK
    J Anat 214:45-55. 2009
    ..Significantly they identify the most likely source of error and the common difficulties encountered in histological studies of this kind...
  18. pmc Morphological variation in great ape and modern human mandibles
    L T Humphrey
    Human Origins Group, Department of Palaeontology, The Natural History Museum, London, UK
    J Anat 195:491-513. 1999
    ..This study forms a sound basis on which to explore mandibular variation in Neanderthals, early Homo sapiens and other more ancient fossil hominids...
  19. ncbi request reprint Re-evaluation of the age at death of immature fossil hominids
    T G Bromage
    Department of Anatomy and Embryology, University College London, London, UK
    Nature 317:525-7. 1985
    ..Thus we have derived more reliable-species-specific-estimates of age at death that provide a more secure model on which to base studies of the palaeodemography, growth and maturation of early hominids...
  20. doi request reprint Tracking dietary transitions in weanling baboons (Papio hamadryas anubis) using strontium/calcium ratios in enamel
    Louise T Humphrey
    Department of Palaeontology, Natural History Museum, London, UK
    Folia Primatol (Basel) 79:197-212. 2008
    ..Intra- and intertooth analyses of Sr/Ca ratios reveal a pattern of dietary development during the period of enamel formation that is consistent with observational data on the timing of weaning behaviour in anubis baboons...
  21. ncbi request reprint How Neanderthal molar teeth grew
    Roberto Macchiarelli
    Laboratoire de Géobiologie, Biochronologie et Paléontologie humaine, UMR 6046 CNRS, Universite de Poitiers, 86022 Poitiers, France
    Nature 444:748-51. 2006
    ..These data are the first on internal molar microstructure; they firmly place key Neanderthal life history variables within those known for modern humans...
  22. pmc Unlocking evidence of early diet from tooth enamel
    Louise T Humphrey
    Department of Paleontology, Natural History Museum, Cromwell Road, London SW7 5BD, United Kingdom
    Proc Natl Acad Sci U S A 105:6834-9. 2008
    ..The distribution of normalized strontium intensities presented here is consistent with a model for the differential incorporation of strontium and calcium into enamel during the secretory and maturational phases of formation...
  23. ncbi request reprint Comparative observations on the tooth root morphology of Gigantopithecus blacki
    Kornelius Kupczik
    Department of Human Evolution, Max Planck Institute for Evolutionary Anthropology, Deutscher Platz 6, D 04103 Leipzig, Germany
    J Hum Evol 54:196-204. 2008
    ..melanoleuca, suggest that the dentition of G. blacki was adapted to sustaining relatively large occlusal forces needed to fracture mechanically resistant foods such as bamboo...
  24. ncbi request reprint Does space in the jaw influence the timing of molar crown initiation? A model using baboons (Papio anubis) and great apes (Pan troglodytes, Pan paniscus)
    Julia C Boughner
    Department of Oral Health Sciences, Faculty of Dentistry, University of British Columbia, 2199 Wesbrook Mall, Vancouver, British Columbia V6T 1Z3, Canada
    J Hum Evol 46:255-77. 2004
    ..This study strongly refutes the hypothesis that space available in the mandible directly underlies different times of permanent molar crown initiation between Papio and Pan...
  25. ncbi request reprint Sexual dimorphism in modern human permanent teeth
    Gary T Schwartz
    Department of Anthropology, Institute of Human Origins, Arizona State University, Tempe, Arizona 85287, USA
    Am J Phys Anthropol 128:312-7. 2005
    ..In particular, weights of canines may be more useful as a means of sexing modern human skeletal material than linear or area measurements of teeth...