Beatrice Demarchi

Search results

• 2024

  Non-avian dinosaur eggshell calcite can contain ancient, endogenous amino acids

  Saitta, E. T., Vinther, J., Crisp, M. K., Abbott, G. D., Wheeler, L., Presslee, S., Kaye, T. G., Bull, I., Fletcher, I., Chen, X., Vidal, D., Sanguino, F., Buscalioni, Á. D., Calvo, J., Sereno, P. C., Baumgart, S. L., Pittman, M., Collins, M. J., Sakalauskaite, J., Mackie, M., & 7 othersBello, F. D., Dickinson, M. R., Stevenson, M. A., Donohoe, P., Heck, P. R., Demarchi, B. & Penkman, K. E. H., 15 Jan 2024, In: Geochimica et Cosmochimica Acta. 365, p. 1-20 20 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  File
• 2022

  Author Correction: Assessing the degradation of ancient milk proteins through site-specific deamidation patterns

  Ramsøe, A., Crispin, M., Mackie, M., McGrath, K., Fischer, R., Demarchi, B., Collins, M. J., Hendy, J. & Speller, C., 1 Feb 2022, In: Scientific reports. 12, 1, p. 2016

  Research output: Contribution to journal › Article › peer-review

  Open Access

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• 2021

  Assessing the degradation of ancient milk proteins through site-specific deamidation patterns

  Ramsøe, A., Crispin, M., Mackie, M., McGrath, K., Fischer, R., Demarchi, B., Collins, M. J., Hendy, J. & Speller, C., 8 Apr 2021, In: Scientific Reports. 11, 1, 7795.

  Research output: Contribution to journal › Article › peer-review

  Open Access

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• 2020

  Corrigendum to “The palaeontology and dating of the ‘Weybourne Crag’, an important marker horizon in the Early Pleistocene of the southern North Sea basin” [Quat. Sci. Rev. 236 (2020) 106177] (Quaternary Science Reviews (2020) 236, (S0277379119308327), (10.1016/j.quascirev.2020.106177))

  Preece, R. C., Meijer, T., Penkman, K. E. H., Demarchi, B., Mayhew, D. F. & Parfitt, S. A., 1 Aug 2020, In: Quaternary Science Reviews. 241, 106437.

  Research output: Contribution to journal › Comment/debate › peer-review

  Open Access

• The palaeontology and dating of the ‘Weybourne Crag’, an important marker horizon in the Early Pleistocene of the southern North Sea basin

  Preece, R. C., Meijer, T., Penkman, K. E. H., Demarchi, B., Mayhew, D. F. & Parfitt, S. A., 15 May 2020, In: Quaternary Science Reviews. 236, 106177.

  Research output: Contribution to journal › Article › peer-review

  Open Access

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• 2019

  'Palaeoshellomics' reveals the use of freshwater mother-of-pearl in prehistory

  Sakalauskaite, J., Andersen, S. H., Biagi, P., Borrello, M. A., Cocquerez, T., Colonese, A. C., Dal Bello, F., Girod, A., Heumüller, M., Koon, H., Mandili, G., Medana, C., Penkman, K. E., Plasseraud, L., Schlichtherle, H., Taylor, S., Tokarski, C., Thomas, J., Wilson, J., Marin, F., & 1 othersDemarchi, B., 7 May 2019, In: eLife. 8, 65 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

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• 2018

  A guide to ancient protein studies

  Hendy, J., Welker, F., Demarchi, B., Speller, C., Warinner, C. & Collins, M. J., 1 May 2018, In: Nature Ecology and Evolution. 2, 5, p. 791-799 9 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

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• Biomolecular identification of prehistoric shell ornament

  Sakalauskaite, J., Colonese, A. C., Penkman, K. E. H., Presslee, S. L., Wilson, J. C. & Demarchi, B., Jun 2018.

  Research output: Contribution to conference › Paper › peer-review

• Improving chronological control for environmental sequences from the last glacial period

  Briant, R. M., Brock, F., Demarchi, B., Langford, H. E., Penkman, K. E. H., Schreve, D. C., Schwenninger, J-L. & Taylor, S., 1 Feb 2018, In: Quaternary Geochronology. 43, p. 40-49 10 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

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• Late Pleistocene-Holocene coastal adaptation in central Mediterranean: Snapshots from Grotta d’Oriente (NW Sicily)

  Colonese, A. C., Landini, W., Lo Vetro, D., Di Giuseppe, Z., Hausmann, N., Demarchi, B., Melanie, L., A, I., Whitwood, A. C. & Martini, F., 19 Jun 2018, (E-pub ahead of print) In: Quaternary International. 13 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

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• The assessment of different screening methods for the selection of palaeontological bone samples for proteomic analysis

  Presslee, S. L., Penkman, K. E. H., Collins, M. J., MacPhee, R. & Demarchi, B., Sept 2018.

  Research output: Contribution to conference › Poster › peer-review

• The assessment of different screening methods for the selection of palaeontological bone samples for proteomic analysis

  Presslee, S. L., Penkman, K. E. H., Collins, M. J., MacPhee, R. & Demarchi, B., Aug 2018.

  Research output: Contribution to conference › Paper › peer-review

• The identification of archaeological eggshell using peptide markers

  Presslee, S. L., Wilson, J. C., Collins, M. J. & Demarchi, B., 23 Feb 2018, In: STAR: Science Technology of Archaeological Research. 4, 1, p. 13-23 10 p., 4:1.

  Research output: Contribution to journal › Article › peer-review

  Open Access

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• 2017

  Improved chronological control for environmental sequences from the last glacial period

  Briant, R. M., Brock, F., Schreve, D. C., Schwenninger, J-L., Langford, H. E., Demarchi, B., Penkman, K. E. H. & Taylor, S., Apr 2017.

  Research output: Contribution to conference › Poster › peer-review

• 2016

  Lessons from Star Carr on the vulnerability of organic archaeological remains to environmental change

  High, K. E., Milner, N., Panter, I., Demarchi, B. & Penkman, K. E. H., 15 Nov 2016, In: Proceedings of the National Academy of Sciences of the United States of America. 113, 46, p. 12957–12962 6 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

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• Pecten as a new substrate for IcPD dating: the Quaternary raised beaches in the Gulf of Corinth, Greece

  Pierini, F., Demarchi, B., Turner, J. & Penkman, K. E. H., 1 Feb 2016, In: Quaternary Geochronology. 31, p. 40-52 13 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

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• Protein sequences bound to mineral surfaces persist into deep time

  Demarchi, B., Hall, S., Roncal-Herrero, T., Freeman, C., Woolley, J., Crisp, M. K., Wilson, J. C., Fotakis, A., Fischer, R., Kessler, B., Rakownikow Jersie-Christensen, R., Olsen, J., Haile, J., Thomas, J., Marean, C., Parkington, J., Presslee, S. L., Lee-Thorp, J., Ditchfield, P., Hamilton, J. F., & 16 othersWard, M. W., Wang, C. M., Shaw, M. D., Harrison, T., Dominguez-Rodrigo, M., MacPhee, R., Kwekason, A., Ecker, M., Kolska Horwitz, L., Chazan, M., Kröger, R., Thomas-Oates, J. E., Harding, J., Cappellini, E., Penkman, K. E. H. & Collins, M. J., 27 Sept 2016, In: eLife. 5, September, p. 1-50 50 p., e17092.

  Research output: Contribution to journal › Article › peer-review

  Open Access

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• Survival of eggshell peptides over millions of years in Africa is due to mineral binding

  Demarchi, B., Crisp, M. K., Wilson, J. C., Presslee, S. L., Hamilton, J. F., Ward, M. W., Wang, C. M., Shaw, M. D., Kroger, R., Thomas-Oates, J. E., Penkman, K. E. H. & Collins, M. J., Sept 2016.

  Research output: Contribution to conference › Paper › peer-review

• The effects of demineralisation and sampling point variability on the measurement of glutamine deamidation in type I collagen extracted from bone

  Simpson, J. P., Penkman, K. E. H., Demarchi, B., Koon, H., Collins, M. J., Thomas-Oates, J. E., Shapiro, B., Stark, M. & Wilson, J. C., May 2016, In: Journal of archaeological science. 69, p. 29-38

  Research output: Contribution to journal › Article › peer-review

  Open Access

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• Tuning hardness in calcite by incorporation of amino acids

  Kim, Y-Y., Carloni, J., Demarchi, B., Sparks, D., Reid, D., Kunitake, M., Tang, C., Duer, M., Freeman, C., Pokroy, B., Penkman, K. E. H., Harding, J., Estroff, L., Baker, S. & Meldrum, F. C., 1 Aug 2016, In: Nature Materials. 15, 8, p. 903-910 8 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

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• Two proxies from one biomineral: AAR chronology and isotopic palaeoaridity indices from ostrich eggshell in archaeological sites

  Lee-Thorp, J., Ecker, M., Crisp, M. K., Demarchi, B., Marean, C. & Penkman, K. E. H., 2016.

  Research output: Contribution to conference › Poster › peer-review
• 2015

  Avian Eggshell

  Best, J., Presslee, S. & Demarchi, B., 2015, Çatalhöyük 2015 Archive Report. Haddow, S. D. (ed.). Çatalhöyük Research Project, p. 111-115 5 p.

  Research output: Chapter in Book/Report/Conference proceeding › Entry for encyclopedia/dictionary

• Biomineralisation by earthworms - an investigation into the stability and distribution of amorphous calcium carbonate

  Hodson, M. E., Benning, L. G., Demarchi, B., Penkman, K. E. H., Rodriguez-Blanco, J. D., Schofield, P. F. & Versteegh, E. A. A., 2015, In: Geochemical Transactions. 16, 4

  Research output: Contribution to journal › Article › peer-review

  Open Access

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• Building a better eggtimer: amino acid dating of ostrich eggshell from South Africa

  Penkman, K. E. H., Crisp, M. K., Demarchi, B., Collins, M. J. & Lee-Thorp, J., 2015.

  Research output: Contribution to conference › Paper › peer-review

• ffect of amino acid incorporation on mechanical properties and morphology of calcite

  Baker, S. P., Kim, Y-Y., Carloni, J., Kunitake, M. E., Demarchi, B., Penkman, K. E. H., Estroff, L. & Meldrum, F. C., 2015.

  Research output: Contribution to conference › Paper › peer-review

• New chronology for Ksâr ‘Akil (Lebanon) supports Levantine route of modern human dispersal into Europe, PNAS

  Bosch, M. D., Mannino, M. A., Prendergast, A. L., O'Connell, T., Demarchi, B., Taylor, S. M., Niven, L., van der Plicht, J. & Hublin, J-J., 1 Jun 2015, (E-pub ahead of print) In: Proceedings of the National Academy of Sciences of the United States of America. 112, 25, p. 7683-7688 6 p.

  Research output: Contribution to journal › Article › peer-review

• Reply to Douka et al : Critical evaluation of the Ksâr 'Akil chronologies

  Bosch, M. D., Mannino, M. A., Prendergast, A., O'Connell, T., Demarchi, B., Taylor, S., Niven, L., van der Plicht, J. & Hublin, J-J., 22 Dec 2015, In: Proceedings of the National Academy of Sciences of the United States of America. 112, 51, p. 1 1 p.

  Research output: Contribution to journal › Article › peer-review

• Taxonomic identification of prehistoric ornaments: shells and other biominerals

  Demarchi, B., Wilson, J. C., Penkman, K. E. H. & Collins, M. J., Oct 2015.

  Research output: Contribution to conference › Poster › peer-review

• Testing the effect of bleaching on the bivalve Glycymeris: a case study of amino acid geochronology on key Mediterranean raised beach deposits

  Demarchi, B., Clements, E., Coltorti, M., Van De Locht, R., Kröger, R., Penkman, K. E. H. & Rose, J., 2015, In: Quaternary Geochronology. 25, p. 49-65 17 p.

  Research output: Contribution to journal › Article › peer-review

• Through the looking-glass, and what amino acids found there

  Penkman, K. E. H., Crisp, M. K., Demarchi, B., Dickinson, M. & Taylor, S. M., Oct 2015.

  Research output: Contribution to conference › Poster › peer-review

• 2014

  Amino Acid Racemization, Paleoclimate

  Collins, M. J. & Demarchi, B., 2014, Encyclopedia of Scientific Dating Methods. Springer, 3 p.

  Research output: Chapter in Book/Report/Conference proceeding › Entry for encyclopedia/dictionary

• Amino Acid Racemization Dating

  Demarchi, B. & Collins, M. J., 2014, Encyclopedia of Scientific Dating Methods. Rink, J. J. & Thompson, J. W. (eds.). Dordecht: Springer, p. 13 25 p. 13

  Research output: Chapter in Book/Report/Conference proceeding › Entry for encyclopedia/dictionary

• An Integrated Approach to the Taxonomic Identification of Prehistoric Shell Ornaments

  Demarchi, B., O'Connor, S., De Lima Ponzoni, A., De Almeida Rocha Ponzoni, R., Sheridan, A., Penkman, K. E. H., Hancock, Y. & Wilson, J. C., 17 Jun 2014, In: PLoS ONE. 9, 6, e99839.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  File

• Marking time at a snail's pace: million year old amino acids

  Penkman, K. E. H., Demarchi, B., Crisp, M. K., Meredith-Williams, M. G., Rosenberg, T., Lee-Thorp, J., Marean, C. & Bailey, G., 2014.

  Research output: Contribution to conference › Poster › peer-review

• Walking on Eggshells: A Study of Egg Use in Anglo-Scandinavian York Based on Eggshell Identification Using ZooMS

  Stewart, J. R. M., Allen, R. B., Jones, A. K. G., Kendall, T., Penkman, K. E. H., Demarchi, B., O'Connor, T. P. & Collins, M. J., May 2014, In: International Journal of Osteoarchaeology. 24, 3, p. 247-255

  Research output: Contribution to journal › Article › peer-review
• 2013

  Integrated Novel Applications for Dietary Reconstructions in Prehistory

  Salazar-Garcia, D. C., Debono Spiteri, C. & Demarchi, B., 2013, In: The European Archaeologist. 40, p. 71-73

  Research output: Contribution to journal › Article

• Intra-crystalline protein diagenesis (IcPD) in Patella vulgata. Part II: Breakdown and temperature sensitivity

  Demarchi, B., Collins, MJ., Tomiak, PJ., Davies, BJ. & Penkman, KEH., Apr 2013, In: Quaternary Geochronology. 16, p. 158-172

  Research output: Contribution to journal › Article › peer-review

• Intra-crystalline protein diagenesis (IcPD) in Patella vulgate: Part 1: Isolation and testing of the closed system

  Demarchi, B., Rogers, K., Fa, D. A., Finlayson, C. J., Milner, N. & Penkman, K. E. H., Apr 2013, In: Quaternary Geochronology. 16, p. 144-157 14 p.

  Research output: Contribution to journal › Article › peer-review

• Isolation of the intra-crystalline proteins and kinetic studies in Struthio camelus (ostrich) eggshell for amino acid geochronology

  Crisp, M. K., Demarchi, B., Collins, M. J., Morgan-Williams, M., Pilgrim, E. & Penkman, K. E. H., Apr 2013, In: Quaternary Geochronology. 16, p. 110–128 19 p.

  Research output: Contribution to journal › Article › peer-review

• New experimental evidence for in-chain amino acid racemization of serine in a model peptide

  Demarchi, B., Collins, M., Bergström, E., Dowle, A., Penkman, K., Thomas-Oates, J. & Wilson, J., 18 Jun 2013, In: Analytical Chemistry. 85, 12, p. 5835-5842 8 p.

  Research output: Contribution to journal › Article › peer-review

• Testing the limitations of artificial protein degradation kinetics using known-age massive<i> Porites coral skeletons

  Tomiak, PJ., Penkman, KEH., Hendy, EJ., Demarchi, B., Murrells, S., Davis, SA., McCullagh, P. & Collins, MJ., Apr 2013, In: Quaternary Geochronology. 16, p. 87-109

  Research output: Contribution to journal › Article › peer-review
• 2012

  New perspectives on amino acid racemisation dating: breaking the egg

  Demarchi, B., Crisp, M. K., Lee-Thorp, J., Marean, C., Collins, M. J. & Penkman, K. E. H., 2012.

  Research output: Contribution to conference › Paper

• Stable isotope composition of ostrich eggshell as an aridity indicator

  Lee-Thorp, J., Segalen, L., Penkman, K. E. H., Demarchi, B. & Marean, C., 2012.

  Research output: Contribution to conference › Paper

• Timing and depositional environments of a Middle Pleistocene glaciation of northeast England: New evidence from Warren House Gill, County Durham

  Davies, B. J., Roberts, D. H., Bridgland, D. R., Ó Cofaigh, C., Riding, J. B., Demarchi, B., Penkman, K. E. H. & Pawley, S. M., 21 Jun 2012, In: Quaternary Science Reviews. 44, p. 180-212

  Research output: Contribution to journal › Article › peer-review
• 2011

  A chain of peptides: a new mass spectrometric tool for modelling protein diagenesis

  Demarchi, B., Collins, M. J., Buckley, M., Crisp, M. K., Cappellini, E., Thomas-Oates, J. E., Lee-Thorp, J. & Penkman, K. E. H., 2011.

  Research output: Contribution to conference › Paper

• Amino acid dating: the potential and the pitfalls

  Penkman, K. E. H. & Demarchi, B., 2011.

  Research output: Contribution to conference › Paper

• Amino acid racemization dating of marine shells: a mound of possibilities

  Demarchi, B., Williams, M. G. M., Milner, N., Russell, N., Bailey, G. N. & Penkman, K., 1 Jul 2011, In: Quaternary International. 239, 1-2, p. 114-124 11 p.

  Research output: Contribution to journal › Article › peer-review

  File

• Application of AAR dating to OES from South Africa

  Crisp, M. K., Demarchi, B., Buckley, M., Collins, M. J., Lee-Thorp, J., Marean, C., Parkington, J. & Penkman, K. E. H., 2011.

  Research output: Contribution to conference › Poster

• Application of AAR to Arabian sites

  Penkman, K. E. H., Demarchi, B., Meredith-Williams, M. G., Bailey, G., Preece, R. C., Keen, D. H., Meijer, T. & Collins, M. J., 2011.

  Research output: Contribution to conference › Poster

• Life and death of intra-crystalline proteins

  Demarchi, B., Kim, Y-Y., Collins, M. J., Meldrum, F. C. & Penkman, K. E. H., 2011.

  Research output: Contribution to conference › Paper