Works (96)

Updated: July 24th, 2023 21:15

2023 journal article

A STATISTICAL META-ANALYSIS OF LITHOLOGIC AND OTHER POTENTIAL CONTROLS ON FOSSIL BONE CELLULAR AND SOFT TISSUE PRESERVATION

PALAIOS, 38(5), 246–257.

By: P. Ullmann* & M. Schweitzer

Sources: Web Of Science, ORCID
Added: July 19, 2023

2023 journal article

Independent Evidence for the Preservation of Endogenous Bone Biochemistry in a Specimen of Tyrannosaurus rex

BIOLOGY-BASEL, 12(2).

By: J. Anne*, A. Canoville*, N. Edwards*, M. Schweitzer n & L. Zanno n

author keywords: synchrotron; bone remodeling; elemental analysis; molecular paleontology; diagenetic alteration
Sources: Web Of Science, ORCID
Added: March 27, 2023

2023 article

Paleontology in the 21st Century

Schweitzer, M. H. (2023, March). BIOLOGY-BASEL, Vol. 12.

By: M. Schweitzer n

Sources: ORCID, Web Of Science
Added: March 27, 2023

2022 journal article

An ancestral hard-shelled sea turtle with a mosaic of soft skin and scutes

SCIENTIFIC REPORTS, 12(1).

By: R. Garza*, H. Madsen, P. Sjoevall, F. Osbaeck, W. Zheng n, M. Jarenmark*, M. Schweitzer n, A. Engdahl* ...

MeSH headings : Animals; Turtles; Skin; Reptiles; Biological Evolution; Epidermis
Sources: Web Of Science, ORCID
Added: March 20, 2023

2022 journal article

Environmental Factors Affecting Feather Taphonomy

BIOLOGY-BASEL, 11(5).

By: M. Schweitzer n, W. Zheng n & N. Equall*

author keywords: feather; taphonomy; degradation; keratin; microbes; CO2; apatite; melanin
Sources: Web Of Science, ORCID
Added: June 13, 2022

2022 journal article

Soft-Tissue, Rare Earth Element, and Molecular Analyses of Dreadnoughtus schrani, an Exceptionally Complete Titanosaur from Argentina

BIOLOGY-BASEL, 11(8).

By: E. Schroeter n, P. Ullmann*, K. Macauley*, R. Ash*, W. Zheng n, M. Schweitzer n, K. Lacovara*

author keywords: fossil proteins; molecular paleontology; diagenesis; taphonomy; rare earth elements; soft-tissue preservation; geochemistry
Sources: Web Of Science, ORCID
Added: September 6, 2022

2021 article

Deep Time Paleoproteomics: Looking Forward

Schroeter, E. R., Cleland, T. P., & Schweitzer, M. H. (2021, December 17). JOURNAL OF PROTEOME RESEARCH, Vol. 12.

By: E. Schroeter n, T. Cleland* & M. Schweitzer n

author keywords: paleoproteomics; deep time; dinosaurs; enamel; eggshell
MeSH headings : Animals; Archaeology; Dinosaurs; Fossils; Paleontology / methods; Proteins / analysis
Sources: Web Of Science, ORCID
Added: January 3, 2022

2020 book

Dinosaurs

By: M. Schweitzer*, E. Schroeter & C. Czajka

Sources: Crossref, ORCID
Added: January 23, 2022

2020 journal article

Evidence of proteins, chromosomes and chemical markers of DNA in exceptionally preserved dinosaur cartilage

NATIONAL SCIENCE REVIEW, 7(4), 815–822.

author keywords: cartilage; dinosaur; nuclei; chromosomes; collagen II; DNA markers
Sources: Web Of Science, ORCID
Added: June 15, 2020

2020 journal article

Identifying medullary bone in extinct avemetatarsalians: challenges, implications and perspectives

By: A. Canoville n, M. Schweitzer n & L. Zanno n

author keywords: medullary bone characterization; computed tomography; bone pathology; endosteal tissue
MeSH headings : Animals; Biological Evolution; Birds / anatomy & histology; Birds / physiology; Bone and Bones / anatomy & histology; Bone and Bones / physiology; Dinosaurs / anatomy & histology; Dinosaurs / physiology; Fossils / anatomy & histology; Phylogeny; Reptiles / anatomy & histology; Reptiles / physiology
Sources: Web Of Science, ORCID
Added: January 27, 2020

2020 journal article

Molecular tests support the viability of rare earth elements as proxies for fossil biomolecule preservation

SCIENTIFIC REPORTS, 10(1).

By: P. Ullmann*, K. Voegele*, D. Grandstaff*, R. Ash*, W. Zheng n, E. Schroeter n, M. Schweitzer n, K. Lacovara*

MeSH headings : Animals; Bone and Bones / chemistry; Dinosaurs; Fossils; Metals, Rare Earth / chemistry; Metals, Rare Earth / isolation & purification; Trace Elements / chemistry; Trace Elements / isolation & purification
Sources: Web Of Science, ORCID
Added: October 19, 2020

2019 journal article

Dinosaur paleohistology: review, trends and new avenues of investigation

PeerJ, 7, e7764.

By: A. Bailleul*, J. O’Connor* & M. Schweitzer n

author keywords: Dinosaurs; Birds; Mineralized tissues; Soft-tissues; Molecular paleontology; Paleohistochemistry; Standard paleohistology; New trends
Sources: Crossref, ORCID
Added: September 30, 2019

2019 journal article

Mechanisms of soft tissue and protein preservation in Tyrannosaurus rex

Scientific Reports, 9, 15678.

By: E. Boatman*, M. Goodwin*, H. Holman*, S. Fakra*, W. Zheng n, R. Gronsky*, M. Schweitzer n

MeSH headings : Animals; Bone and Bones / chemistry; Bone and Bones / metabolism; Collagen Type I / chemistry; Collagen Type I / metabolism; Dinosaurs / metabolism; Fossils; Humans; Preservation, Biological; Proteins / chemistry; Proteins / metabolism
Sources: Web Of Science, ORCID
Added: November 18, 2019

2019 journal article

Paleoproteomics of Mesozoic Dinosaurs and Other Mesozoic Fossils

PROTEOMICS, 19(16), 1800251.

By: M. Schweitzer n, E. Schroeter n, T. Cleland* & W. Zheng n

author keywords: dinosaurs; fossil; mesozoic; protein; soft tissues
MeSH headings : Animals; Biological Evolution; Bone and Bones / anatomy & histology; Bone and Bones / metabolism; Dinosaurs / anatomy & histology; Dinosaurs / classification; Dinosaurs / metabolism; Fossils; Mass Spectrometry / methods; Paleontology / methods; Proteins / analysis; Proteomics / methods
Sources: Web Of Science, ORCID, Crossref
Added: July 22, 2019

2019 journal article

Proteomic method to extract, concentrate, digest and enrich peptides from fossils with coloured (humic) substances for mass spectrometry analyses

ROYAL SOCIETY OPEN SCIENCE, 6(8).

By: E. Schroeter n, K. Blackburn n, M. Goshe n & M. Schweitzer n

author keywords: palaeoproteomics; fossils; humic substances; protein; mass spectrometry; moa
Sources: Web Of Science, ORCID
Added: September 23, 2019

2019 journal article

Systemic distribution of medullary bone in the avian skeleton: ground truthing criteria for the identification of reproductive tissues in extinct Avemetatarsalia

BMC Evolutionary Biology, 19(1).

By: A. Canoville n, M. Schweitzer n & L. Zanno n

author keywords: Neornithes; Medullary bone skeletal distribution; Skeletal pneumaticity; Laying cycle; Micro-computed tomography; Chemical staining; Cranial medullary bone; Bone marrow; Avian ecology
MeSH headings : Animals; Birds / classification; Bone and Bones / anatomy & histology; Extinction, Biological; Female; Fossils; Phylogeny; Reproduction / physiology; Species Specificity; Tomography, X-Ray Computed
Sources: Web Of Science, ORCID, Crossref
Added: March 25, 2019

2019 journal article

The molecular evolution of feathers with direct evidence from fossils

Proceedings of the National Academy of Sciences, 116(8), 3018–3023.

By: Y. Pan*, W. Zheng n, R. Sawyer*, M. Pennington, X. Zheng*, X. Wang*, M. Wang*, L. Hu* ...

author keywords: feather evolution; keratin expression; fossil-feather ultrastructure; dinosaur-bird transition; biomechanical properties
MeSH headings : Animals; Birds; Dinosaurs; Evolution, Molecular; Feathers / chemistry; Feathers / ultrastructure; Fossils; Keratins / chemistry; Skin / chemistry; Skin / ultrastructure; beta-Keratins / chemistry
Sources: Web Of Science, ORCID, Crossref
Added: March 4, 2019

2018 journal article

Preservation potential of keratin in deep time

PLOS ONE, 13(11), e0206569.

By: M. Schweitzer n, W. Zheng n, A. Moyer*, P. Sjövall* & J. Lindgren*

Ed(s): Y. Mishra

MeSH headings : Animals; Antibodies; Feathers / chemistry; Feathers / immunology; Feathers / ultrastructure; Fossils / ultrastructure; Hot Springs; Hot Temperature; Keratins / chemistry; Keratins / immunology; Tetrahydroisoquinolines; Time Factors
Sources: Web Of Science, ORCID, Crossref
Added: December 17, 2018

2018 article

Resonance Raman Imagery of Semi-Fossilized Soft Tissues

ULTRAFAST NONLINEAR IMAGING AND SPECTROSCOPY VI, Vol. 10753.

By: B. Long n, W. Zheng n, M. Schweitzer n & H. Hallen n

author keywords: Resonance Raman; hemoglobin; fossils; soft tissue
Sources: Web Of Science, ORCID
Added: December 17, 2018

2018 journal article

Soft-tissue evidence for homeothermy and crypsis in a Jurassic ichthyosaur

Nature, 564(7736), 359–365.

By: J. Lindgren*, P. Sjövall*, V. Thiel*, W. Zheng n, S. Ito*, K. Wakamatsu*, R. Hauff, B. Kear* ...

MeSH headings : Adaptation, Physiological; Adipose Tissue / anatomy & histology; Adipose Tissue / chemistry; Animals; Biological Evolution; Body Temperature Regulation; Dermis / anatomy & histology; Dermis / chemistry; Dinosaurs / anatomy & histology; Dinosaurs / physiology; Dolphins; Epidermis / anatomy & histology; Epidermis / chemistry; Female; Fossils; Homeostasis; Keratinocytes / chemistry; Lipids / analysis; Male; Melanins / analysis; Melanophores / chemistry; Porpoises; Proteins / analysis
Sources: Web Of Science, ORCID, Crossref
Added: January 7, 2019

2017 journal article

Biochemistry and adaptive colouration of an exceptionally preserved juvenile fossil sea turtle

Scientific Reports, 7(1).

By: J. Lindgren*, T. Kuriyama*, H. Madsen, P. Sjövall*, W. Zheng n, P. Uvdal*, A. Engdahl*, A. Moyer n ...

MeSH headings : Animals; Fossils / anatomy & histology; Fossils / ultrastructure; Immunohistochemistry; Spectrometry, Mass, Matrix-Assisted Laser Desorption-Ionization; Turtles / anatomy & histology
Sources: Crossref, ORCID, NC State University Libraries
Added: August 6, 2018

2017 journal article

Expansion for the Brachylophosaurus canadensis Collagen I Sequence and Additional Evidence of the Preservation of Cretaceous Protein

JOURNAL OF PROTEOME RESEARCH, 16(2), 920–932.

author keywords: paleoproteomics; collagen I; bone; Brachylophosaurus canadensis; phylogenetics; Archosauria
MeSH headings : Amino Acid Sequence; Animals; Biological Evolution; Bone and Bones / chemistry; Collagen Type I / chemistry; Dinosaurs / classification; Extinction, Biological; Fossils; Paleontology / instrumentation; Paleontology / methods; Peptide Fragments / analysis; Phylogeny; Proteomics / instrumentation; Proteomics / methods
Sources: Web Of Science, ORCID
Added: August 6, 2018

2016 journal article

Bone protein “extractomics”: comparing the efficiency of bone protein extractions of Gallus gallus in tandem mass spectrometry, with an eye towards paleoproteomics

PeerJ, 4, e2603.

author keywords: Bone matrix proteins; Bone protein extraction protocols; Methods comparison; Paleoproteomics; Mass spectrometry; Proteomics
Sources: Crossref, ORCID, NC State University Libraries
Added: August 6, 2018

2016 journal article

Chemistry supports the identification of gender-specific reproductive tissue in Tyrannosaurus rex

Scientific Reports, 6(1).

By: M. Schweitzer n, W. Zheng n, L. Zanno n, S. Werning* & T. Sugiyama*

MeSH headings : Animals; Bone and Bones / anatomy & histology; Bone and Bones / chemistry; Chickens / anatomy & histology; Dinosaurs / anatomy & histology; Female; Fossils; Keratan Sulfate / analysis; Reproduction; Sex Characteristics; Sex Determination Analysis; Struthioniformes / anatomy & histology
Sources: Crossref, ORCID, NC State University Libraries
Added: August 6, 2018

2016 journal article

Keratin Durability Has Implications for the Fossil Record: Results from a 10 Year Feather Degradation Experiment

PLOS ONE, 11(7), e0157699.

By: A. Moyer n, W. Zheng n & M. Schweitzer n

Ed(s): B. Beatty

MeSH headings : Animals; Antibodies / chemistry; Biological Evolution; Chickens; Epidermis / anatomy & histology; Feathers / chemistry; Fossils; Humans; Keratins / chemistry; Microscopy, Electron, Transmission; Microscopy, Fluorescence; Nails; Phylogeny; Temperature
Sources: Crossref, ORCID, NC State University Libraries
Added: August 6, 2018

2016 journal article

Microscopic and immunohistochemical analyses of the claw of the nesting dinosaur, Citipati osmolskae

By: A. Moyer, W. Zheng & M. Schweitzer

Source: NC State University Libraries
Added: August 6, 2018

2016 journal article

Molecular evidence of keratin and melanosomes in feathers of the Early Cretaceous bird Eoconfuciusornis

PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 113(49), E7900–E7907.

author keywords: keratinous protein; immunogold; ChemiSTEM; melanosome; Early Cretaceous
MeSH headings : Animals; Biological Evolution; Birds / anatomy & histology; Feathers / ultrastructure; Fossils / ultrastructure; Keratins; Melanosomes
Sources: Web Of Science, ORCID
Added: August 6, 2018

2016 journal article

Testing the Hypothesis of Biofilm as a Source for Soft Tissue and Cell-Like Structures Preserved in Dinosaur Bone

PLOS ONE, 11(2), e0150238.

By: M. Schweitzer n, A. Moyer n & W. Zheng n

Ed(s): L. Claessens

MeSH headings : Animals; Bacillus cereus / physiology; Biofilms; Blood Vessels / microbiology; Bone and Bones / cytology; Bone and Bones / microbiology; Bone and Bones / physiology; Calcification, Physiologic; Cattle; Dinosaurs; Fossils; Staphylococcus epidermidis / physiology
Sources: Crossref, ORCID, NC State University Libraries
Added: August 6, 2018

2015 journal article

Alligator osteoderms as a source of labile calcium for eggshell formation

JOURNAL OF ZOOLOGY, 297(4), 255–264.

By: C. Dacke*, R. Elsey*, P. Trosclair*, T. Sugiyama*, J. Nevarez* & M. Schweitzer n

author keywords: alligator; egglay; osteoderm; endolymphatic sacs; medullary bone; calcium
Sources: Web Of Science, ORCID
Added: August 6, 2018

2015 journal article

Biologically and diagenetically derived peptide modifications in moa collagens

Proceedings of the Royal Society B: Biological Sciences, 282(1808), 20150015.

By: T. Cleland*, E. Schroeter n & M. Schweitzer n

author keywords: moa; collagen; diagenesis; post-translational modifications
MeSH headings : Animals; Bone and Bones / chemistry; Collagen / metabolism; Fossils; Mass Spectrometry; Palaeognathae / metabolism; Protein Processing, Post-Translational
Sources: Crossref, ORCID, NC State University Libraries
Added: August 6, 2018

2015 review

Interpreting melanin-based coloration through deep time: A critical review

[Review of ]. Proceedings of the Royal Society of London. Series B, 282(1813), 20150614.

By: J. Lindgren*, A. Moyer n, M. Schweitzer n, P. Sjovall*, P. Uvdal*, D. Nilsson*, J. Heimdal*, A. Engdahl* ...

author keywords: bacteria; eumelanin; melanosome; pheomelanin; pyomelanin; vertebrate
MeSH headings : Animals; Biological Evolution; Fossils; Melanins / chemistry; Melanosomes / physiology; Microbodies / chemistry; Pigmentation; Vertebrates / physiology
Sources: Crossref, ORCID
Added: August 6, 2018

2015 journal article

Mass Spectrometry and Antibody-Based Characterization of Blood Vessels from Brachylophosaurus canadensis

JOURNAL OF PROTEOME RESEARCH, 14(12), 5252–5262.

By: T. Cleland n, E. Schroeter n, L. Zamdborg*, W. Zheng n, J. Lee*, J. Tran, M. Bern*, M. Duncan* ...

author keywords: Brachylophosaurus canadensis; blood vessels; dinosaur; cytoskeleton; actin; tubulin; myosin; tropomyosin; tap honomy; preservation
MeSH headings : Actins / genetics; Actins / isolation & purification; Amino Acid Sequence; Animals; Blood Vessels / anatomy & histology; Blood Vessels / metabolism; Blood Vessels / microbiology; Bone and Bones / blood supply; Chickens; Dinosaurs / anatomy & histology; Dinosaurs / genetics; Dinosaurs / metabolism; Fluorescent Antibody Technique / methods; Fossils / anatomy & histology; Mass Spectrometry; Models, Biological; Molecular Sequence Data; Myosins / genetics; Myosins / isolation & purification; Phylogeny; Proteomics / methods; Sequence Alignment; Species Specificity; Struthioniformes; Tropomyosin / genetics; Tropomyosin / isolation & purification; Tubulin / genetics; Tubulin / isolation & purification
Sources: Web Of Science, ORCID
Added: August 6, 2018

2015 journal article

Melanosomes and ancient coloration re-examined: A response to Vinther 2015

BioEssays, 37(11), 1174–1183.

By: M. Schweitzer*, J. Lindgren* & A. Moyer*

author keywords: ancient color; fossil feather; melanin; melanosome; microbe; molecular paleontology; parsimony
MeSH headings : Animals; Humans; Melanins / analysis; Pigmentation
Sources: Web Of Science, ORCID
Added: August 6, 2018

2014 journal article

A Pelomedusoid Turtle from the Paleocene-Eocene of Colombia Exhibiting Preservation of Blood Vessels and Osteocytes

JOURNAL OF HERPETOLOGY, 48(4), 461–465.

By: E. Cadena n & M. Schweitzer n

Sources: Web Of Science, ORCID
Added: August 6, 2018

2014 journal article

A role for iron and oxygen chemistry in preserving soft tissues, cells and molecules from deep time

By: M. Schweitzer, W. Zheng, T. Cleland, M. Goodwin, E. Boatman, E. Theil, M. Marcus, S. Fakra

Source: NC State University Libraries
Added: August 6, 2018

2014 journal article

Blood from Stone

Scientific American, 23(2s), 104–111.

By: M. Schweitzer*

Sources: Crossref, ORCID
Added: November 17, 2019

2014 magazine article

Dinosaurs are important

Schweitzer, M. H. (2014, June). Scientific American, 310(6), 12.

By: M. Schweitzer*

MeSH headings : Animals; Climate Change; Dinosaurs / physiology; Fossils; Humans
Sources: Web Of Science, ORCID
Added: March 12, 2021

2014 journal article

Dinosaurs are important yesterday's big reptiles can help us figure out how the human era is shaping up

Scientific American, 310(6), 12–12.

By: M. Schweitzer

Source: NC State University Libraries
Added: August 6, 2018

2014 journal article

Melanosomes or Microbes: Testing an Alternative Hypothesis for the Origin of Microbodies in Fossil Feathers

Scientific Reports, 4(1).

By: A. Moyer n, W. Zheng n, E. Johnson*, M. Lamanna*, D. Li, K. Lacovara*, M. Schweitzer n

Sources: Crossref, ORCID, NC State University Libraries
Added: August 6, 2018

2014 journal article

Protein Molecular Data from Ancient (>1 million years old) Fossil Material: Pitfalls, Possibilities and Grand Challenges

Analytical Chemistry, 86(14), 6731–6740.

By: M. Schweitzer*, E. Schroeter & M. Goshe*

MeSH headings : Animals; Bone and Bones; Collagen / analysis; Collagen / chemistry; Dinosaurs; Fossils; Hydroxyproline / analysis; Keratins / analysis; Keratins / chemistry; Mass Spectrometry / methods; Proteins / analysis; Proteomics / methods
Sources: Web Of Science, ORCID, Crossref
Added: August 6, 2018

2014 journal article

Synchrotron Chemical and Structural Analysis of Tyrannosaurus rex Blood Vessels: The Contribution of Collagen Hypercrosslinking to Tissue Longevity

Microscopy and Microanalysis, 20(S3), 1430–1431.

By: E. Boatman*, M. Goodwin*, H. Holman*, S. Fakra*, M. Schweitzer n, R. Gronsky*, J. Horner*

Sources: Crossref, ORCID
Added: March 8, 2020

2013 journal article

Molecular analyses of dinosaur osteocytes support the presence of endogenous molecules

BONE, 52(1), 414–423.

By: M. Schweitzer n, W. Zheng n, T. Cleland n & M. Bern*

author keywords: Osteocytes; Fossil; Dinosaur; T. rex; Ancient proteins; Ancient DNA
MeSH headings : Animals; Dinosaurs; Mass Spectrometry; Osteocytes / chemistry
Sources: Web Of Science, ORCID
Added: August 6, 2018

2013 magazine article

Willo’s change of heart

The Naturalist, 6–7.

By: L. Hertzog, M. Schweitzer & L. Zanno

Source: NC State University Libraries
Added: March 12, 2021

2012 chapter

Chemical Analyses of Fossil Bone

In Methods in Molecular Biology (pp. 153–172).

By: W. Zheng n & M. Schweitzer*

MeSH headings : Animals; Blotting, Western; Bone Demineralization Technique / methods; Bone and Bones / chemistry; Bone and Bones / cytology; Bone and Bones / ultrastructure; Dinosaurs / anatomy & histology; Electrophoresis, Polyacrylamide Gel; Enzyme-Linked Immunosorbent Assay; Fossils; Immunohistochemistry; Silver Staining
Sources: Crossref, ORCID
Added: November 17, 2019

2012 chapter

Claws, scales, beaks and feathers: Molecular traces in the fossil record

In M. K. Brett-Surman, T. R. Holtz, & J. O. Farlow (Eds.), The Complete Dinosaur (2nd ed., pp. 273–284). Bloomington, IN: Indiana University Press.

By: M. Schweitzer & M. Marshall

Ed(s): M. Brett-Surman, T. Holtz & J. Farlow

Source: NC State University Libraries
Added: October 30, 2020

2012 journal article

Empirical Evaluation of Bone Extraction Protocols

PLoS ONE, 7(2), e31443.

By: T. Cleland n, K. Voegele* & M. Schweitzer n

Ed(s): A. Evans

MeSH headings : Animals; Bone Demineralization Technique / methods; Bone and Bones / chemistry; Collagen Type I / isolation & purification; Fossils; Hemoglobins / isolation & purification; Methods; Osteocalcin / isolation & purification; Proteins / isolation & purification; Proteomics / methods; Struthioniformes
Sources: Crossref, ORCID, NC State University Libraries
Added: August 6, 2018

2012 review

Variation in osteocytes morphology vs bone type in turtle shell and their exceptional preservation from the Jurassic to the present

[Review of ]. BONE, 51(3), 614–620.

By: E. Cadena* & M. Schweitzer*

author keywords: Osteocyte morphology; Testudines; Cenozoic; Mesozoic; Exceptional preservation
MeSH headings : Animal Shells / anatomy & histology; Animal Shells / cytology; Animals; Biological Evolution; Bone Demineralization Technique; Bone and Bones / anatomy & histology; Bone and Bones / cytology; Cell Separation; Cell Shape; Extinction, Biological; Fossils; Osteocytes / cytology; Preservation, Biological; Time Factors; Turtles / anatomy & histology
Sources: Web Of Science, ORCID
Added: August 6, 2018

2011 journal article

Dinosaur peptides suggest mechanisms of protein survival

PLoS One, 6(6).

By: J. Antonio, M. Schweitzer, S. Jensen, R. Kalluri, M. Buckley & J. Orgel

Source: NC State University Libraries
Added: August 6, 2018

2011 journal article

Histological, chemical, and morphological reexamination of the "heart" of a small Late Cretaceous Thescelosaurus

NATURWISSENSCHAFTEN, 98(3), 203–211.

By: T. Cleland n, M. Stoskopf n & M. Schweitzer n

author keywords: Ornithischia; Computed tomography; X-ray diffraction; X-ray photoelectron spectroscopy
MeSH headings : Animals; Dinosaurs / anatomy & histology; Fossils; Heart / anatomy & histology; Heart / diagnostic imaging; Microscopy, Electron, Scanning; Myocardium / chemistry; Myocardium / ultrastructure; Photoelectron Spectroscopy; Tomography, X-Ray Computed; X-Ray Diffraction
Sources: Web Of Science, ORCID
Added: August 6, 2018

2011 review

Soft tissue preservation in terrestrial mesozoic vertebrates

[Review of ]. Annual review of earth and planetary sciences, vol 39, 39(1), 187–216.

By: M. Schweitzer n

author keywords: exceptional preservation; soft tissue fossils; dinosaur; molecular preservation
Sources: Web Of Science, Crossref, ORCID
Added: August 6, 2018

2010 journal article

BLOOD FROM STONE

SCIENTIFIC AMERICAN, 303(6), 62–69.

By: M. Schweitzer n

MeSH headings : Amino Acids / analysis; Animals; Bone and Bones / chemistry; Bone and Bones / cytology; Dinosaurs; Erythrocytes / chemistry; Fossils; Iron / analysis; Minerals / analysis; Proteins / analysis; Sequence Analysis, Protein
Sources: Web Of Science, ORCID
Added: August 6, 2018

2010 journal article

Limb bone histology and growth in Placerias hesternus (Therapsida: Anomodontia) from the upper triassic of North America

Palaeontology, 53, 347–364.

By: J. Green, M. Schweitzer & E. Lamm

Source: NC State University Libraries
Added: August 6, 2018

2009 journal article

Biomolecular characterization and protein sequences of the Campanian hadrosaur Brachylophosaurus canadensis

Science, 324(5927), 626–631.

By: M. Schweitzer n, W. Zheng n, C. Organ*, R. Avci*, Z. Suo*, L. Freimark*, V. Lebleu*, M. Duncan* ...

MeSH headings : Amino Acid Sequence; Animals; Birds / classification; Bone Demineralization Technique; Bone Matrix / chemistry; Collagen / analysis; Collagen / chemistry; Collagen / isolation & purification; Dinosaurs / classification; Elastin / analysis; Femur / blood supply; Femur / chemistry; Femur / ultrastructure; Fossils; Hemoglobins / analysis; Immunologic Techniques; Laminin / analysis; Mass Spectrometry; Microscopy, Electron, Scanning; Molecular Sequence Data; Osteocytes / ultrastructure; Peptide Fragments / chemistry; Peptide Fragments / isolation & purification; Phylogeny; Proteins / analysis; Proteins / chemistry; Proteins / isolation & purification; Sequence Alignment
Sources: Web Of Science, ORCID
Added: August 6, 2018

2008 journal article

Microscopic, chemical and molecular methods for examining fossil specimens

Comptes Rendus Palevol, 7(2-3), 159–184.

By: M. Schweitzer n, R. Avci*, T. Collier n & M. Goodwin*

author keywords: molecular preservation; diagenesis; fossil; ancient DNA; ancient protein; dinosaur; mass spectrometry
Sources: Web Of Science, ORCID
Added: August 6, 2018

2008 journal article

Molecular phylogenetics of mastodon and Tyrannosaurus rex

SCIENCE, 320(5875), 499–499.

By: C. Organ*, M. Schweitzer n, W. Zheng n, L. Freimark*, L. Cantley* & J. Asara*

MeSH headings : Amino Acid Sequence; Animals; Bayes Theorem; Biological Evolution; Birds / classification; Birds / genetics; Bone and Bones; Collagen Type I / chemistry; Collagen Type I / genetics; Dinosaurs / anatomy & histology; Dinosaurs / classification; Dinosaurs / genetics; Elephants / anatomy & histology; Elephants / classification; Elephants / genetics; Fossils; Likelihood Functions; Molecular Sequence Data; Phylogeny; Sequence Alignment
Sources: Web Of Science, ORCID
Added: August 6, 2018

2008 journal article

Response to comment on "protein sequences from mastodon and Tyrannosaurus rex revealed by mass spectrometry"

By: J. Asara & M. Schweitzer

Source: NC State University Libraries
Added: August 6, 2018

2008 journal article

Response to comment on "protein sequences from mastodon and Tyrannosaurus rex revealed by mass spectrometry"

By: J. Asara, M. Schweitzer, L. Cantley & J. Cottrell

Source: NC State University Libraries
Added: August 6, 2018

2007 journal article

Analyses of soft tissue from Tyrannosaurus rex suggest the presence of protein

SCIENCE, 316(5822), 277–280.

By: M. Schweitzer n, Z. Suo n, R. Avci n, J. Asara n, M. Allen n, F. Arce n, J. Horner n

MeSH headings : Animals; Bone and Bones / chemistry; Bone and Bones / ultrastructure; Collagen Type I / analysis; Collagen Type I / ultrastructure; Dinosaurs; Enzyme-Linked Immunosorbent Assay; Fluorescent Antibody Technique; Fossils; Immunoenzyme Techniques; Microscopy, Atomic Force; Microscopy, Electron, Transmission; Spectrometry, Mass, Secondary Ion
Sources: Web Of Science, ORCID
Added: August 6, 2018

2007 journal article

Do egg-laying crocodilian (Alligator mississippiensis) archosaurs form medullary bone?

BONE, 40(4), 1152–1158.

By: M. Schweitzer n, R. Elsey*, C. Dacke*, J. Horner* & E. Lamm*

author keywords: medullary bone; archosaur; bird; dinosaur; crocodile; reproduction
MeSH headings : Alligators and Crocodiles / classification; Alligators and Crocodiles / growth & development; Alligators and Crocodiles / physiology; Animals; Biological Evolution; Birds / classification; Birds / growth & development; Birds / physiology; Bone Development; Calcification, Physiologic; Dinosaurs / classification; Dinosaurs / growth & development; Dinosaurs / physiology; Egg Shell / growth & development; Egg Shell / physiology; Female; Fossils; Male; Oogenesis; Oviposition
Sources: Web Of Science, ORCID
Added: August 6, 2018

2007 personal communication

Interpreting sequences from mastodon and T-rex

Asara, J. M., Garavelli, J. S., Slatter, D. A., Schweitzer, M. H., Freimark, L. M., Phillips, M., & Cantley, L. C. (2007, September 7).

By: J. Asara*, J. Garavelli*, D. Slatter*, M. Schweitzer n, L. Freimark*, M. Phillips*, L. Cantley*

MeSH headings : Amino Acid Sequence; Animals; Bone and Bones / chemistry; Collagen / chemistry; Dinosaurs; Elephants; Fossils; Glycine / chemistry; Mass Spectrometry; Molecular Sequence Data; Proline / chemistry; Tandem Mass Spectrometry
Sources: Web Of Science, ORCID
Added: August 6, 2018

2007 journal article

New Avenues of Investigation for Old Bones

Microscopy and Microanalysis, 13(S02).

By: M. Schweitzer n

Sources: Crossref, ORCID
Added: March 8, 2020

2007 journal article

Porphyrin as an ideal biomarker in the search for extraterrestrial life

ASTROBIOLOGY, 7(4), 605–615.

By: Z. Suo*, R. Avci*, M. Schweitzer n & M. Deliorman*

MeSH headings : Biomarkers / analysis; Exobiology; Hemin / analysis; Hemin / chemistry; Models, Molecular; Planets; Porphyrins / analysis; Porphyrins / chemistry; Space Flight; Spectrometry, Mass, Electrospray Ionization; Spectrophotometry
Sources: Web Of Science, ORCID
Added: August 6, 2018

2007 journal article

Protein sequences from mastodon and Tyrannosaurus rex revealed by mass spectrometry

SCIENCE, 316(5822), 280–285.

By: J. Asara*, M. Schweitzer n, L. Freimark*, M. Phillips* & L. Cantley*

MeSH headings : Amino Acid Sequence; Animals; Bone and Bones / chemistry; Collagen / chemistry; Dinosaurs; Elephants; Evolution, Molecular; Fossils; Humans; Mass Spectrometry; Molecular Sequence Data; Proteins / analysis; Proteins / chemistry; Reptilian Proteins / analysis; Reptilian Proteins / chemistry; Sequence Alignment; Sequence Analysis, Protein; Struthioniformes
Sources: Web Of Science, ORCID
Added: August 6, 2018

2007 journal article

Soft tissue and cellular preservation in vertebrate skeletal elements from the Cretaceous to the present

PROCEEDINGS OF THE ROYAL SOCIETY B-BIOLOGICAL SCIENCES, 274(1607), 183–197.

By: M. Schweitzer n, J. Wittmeyer n & J. Horner*

author keywords: dinosaur; soft tissues; red blood cells; osteocytes; vessels; preservation
MeSH headings : Animals; Birds / anatomy & histology; Blood Vessels / cytology; Bone Demineralization Technique; Bone and Bones / blood supply; Bone and Bones / cytology; Dinosaurs / anatomy & histology; Fossils; Mammals / anatomy & histology; Paleontology / methods
Sources: Web Of Science, ORCID
Added: August 6, 2018

2007 book review

The Sauropods

[Review of The Sauropods: Evolution and Paleobiology, by K. A. C. Rogers & J. A. Wilson]. Copeia, 2007(1), 234–237.

By: M. Schweitzer*

Sources: NC State University Libraries, ORCID
Added: March 19, 2021

2007 journal article

Will current technologies enable dinosaur proteomics?

Expert Review of Proteomics, 4(6), 695–699.

By: G. Smejkal* & M. Schweitzer n

MeSH headings : Animals; Behavior; Biological Evolution; Bone and Bones / metabolism; Collagen / metabolism; DNA / metabolism; Dinosaurs; Electrophoresis, Gel, Two-Dimensional; Fossils; Proteomics / methods; Proteomics / trends
Sources: Crossref, ORCID
Added: November 17, 2019

2006 journal article

Dinosaur eggshell study using scanning electron microscopy

Scanning, 24(5), 217–223.

By: F. Jackson*, M. Schweitzer* & J. Schmitt*

MeSH headings : Animals; Biological Evolution; Dinosaurs / anatomy & histology; Egg Shell / physiology; Egg Shell / ultrastructure; Fossils; Microscopy, Electron, Scanning
Sources: Crossref, ORCID
Added: December 16, 2019

2005 journal article

A silicified bird from Quaternary hot spring deposits

PROCEEDINGS OF THE ROYAL SOCIETY B-BIOLOGICAL SCIENCES, 272(1566), 905–911.

By: A. Channing*, M. Schweitzer n, . Horner* & T. McEneaney*

author keywords: hot spring deposits; silicification; fossilization; geomicrobiology; avian fossil
MeSH headings : Animals; Birds / anatomy & histology; Birds / metabolism; Birds / microbiology; Environment; Fossils; Geological Phenomena; Geology; Minerals / metabolism; Species Specificity; Wyoming
Sources: Web Of Science, ORCID
Added: August 6, 2018

2005 journal article

Experimental support for an immunological approach to the search for life on other planets

ASTROBIOLOGY, 5(1), 30–47.

By: M. Schweitzer n, J. Wittmeyer n, R. Avci* & S. Pincus*

author keywords: Antibody reactivity; extraction methods; exobiology; astrobiology
MeSH headings : Biomarkers / analysis; Enzyme-Linked Immunosorbent Assay / methods; Exobiology / methods; Extraterrestrial Environment; Fossils; Immunologic Techniques; Planets
Sources: Web Of Science, ORCID
Added: August 6, 2018

2005 journal article

Gender-specific reproductive tissue in ratites and Tyrannosaurus rex

SCIENCE, 308(5727), 1456–1460.

By: M. Schweitzer n, J. Wittmeyer n & . Horner n

MeSH headings : Animals; Bone and Bones / anatomy & histology; Bone and Bones / ultrastructure; Chickens / anatomy & histology; Dinosaurs / anatomy & histology; Dromaiidae / anatomy & histology; Female; Femur / anatomy & histology; Male; Palaeognathae / anatomy & histology; Reproduction; Sex Characteristics; Sex Determination Analysis; Struthioniformes / anatomy & histology
Sources: Web Of Science, ORCID
Added: August 6, 2018

2005 journal article

Molecular preservation in Late Cretaceous sauropod dinosaur eggshells

PROCEEDINGS OF THE ROYAL SOCIETY B-BIOLOGICAL SCIENCES, 272(1565), 775–784.

By: M. Schweitzer n, L. Chiappe*, A. Garrido, J. Lowenstein* & S. Pincus*

author keywords: palaeoimmunology; dinosaur; immunohistochemistry; eggshell; embryo; histology
MeSH headings : Animals; Antigens / chemistry; Argentina; Dinosaurs / embryology; Dinosaurs / genetics; Dinosaurs / immunology; Egg Shell / chemistry; Egg Shell / diagnostic imaging; Egg Shell / ultrastructure; Elements; Embryo, Nonmammalian / chemistry; Embryo, Nonmammalian / ultrastructure; Fossils; Immunohistochemistry; Microscopy, Electron; Paleontology / methods; Radiography; Skin / ultrastructure
Sources: Web Of Science, ORCID
Added: August 6, 2018

2005 conference paper

One pretty amazing T.rex : A presentation for "100 years of tyrannosaurus rex

(K. Carpenter & P. Larson, Eds.).

By: M. Schweitzer & J. Wittmeyer

Ed(s): K. Carpenter & P. Larson

Event: 100 years of Tyrannosaurus rex symposium at Black Hills Museum of Natural History on June 10-11, 2005

Source: NC State University Libraries
Added: October 30, 2020

2005 journal article

Preservation of bone collagen from the late cretaceous period studied by immunological techniques and atomic force microscopy

LANGMUIR, 21(8), 3584–3590.

MeSH headings : Animals; Argentina; Binding Sites; Birds; Bone and Bones / chemistry; Bone and Bones / ultrastructure; Collagen / chemistry; Collagen / immunology; Collagenases / metabolism; Fossils; Immunohistochemistry / methods; Microscopy, Atomic Force / methods; Paleontology
Sources: Web Of Science, ORCID
Added: August 6, 2018

2005 journal article

Soft-tissue vessels and cellular preservation in Tyrannosaurus rex

SCIENCE, 307(5717), 1952–1955.

By: M. Schweitzer n, J. Wittmeyer n, . Horner n & J. Toporski n

MeSH headings : Animals; Blood Vessels / anatomy & histology; Blood Vessels / cytology; Bone Demineralization Technique; Bone Matrix; Bone and Bones / anatomy & histology; Bone and Bones / blood supply; Bone and Bones / cytology; Cell Separation; DNA / analysis; Dinosaurs / anatomy & histology; Elasticity; Femur / anatomy & histology; Femur / blood supply; Fossils; Microscopy, Electron, Scanning; Montana; Osteocytes / cytology; Osteocytes / ultrastructure; Time
Sources: Web Of Science, ORCID
Added: August 6, 2018

2005 journal article

Warm-blooded

Natural History Magazine, 114(4), 50–51.

By: M. Schweitzer

Source: NC State University Libraries
Added: August 6, 2018

2004 journal article

Comparison of antibody-antigen interactions on collagen measured by conventional immunological techniques and atomic force microscopy

LANGMUIR, 20(25), 11053–11063.

By: R. Avci n, M. Schweitzer n, R. Boyd n, J. Wittmeyer n, A. Steele n, J. Toporski n, W. Beech n, F. Arce n ...

MeSH headings : Air; Animals; Antigen-Antibody Reactions / immunology; Antigen-Antibody Reactions / physiology; Chickens; Collagen / chemistry; Enzyme-Linked Immunosorbent Assay; Immunologic Techniques; Microscopy, Atomic Force / methods; Particle Size; Surface Properties
Sources: Web Of Science, ORCID
Added: August 6, 2018

2004 journal article

Molecular paleontology: some current advances and problems

Annales De Paléontologie, 90(2), 81–102.

By: M. Higby Schweitzer

Sources: Crossref, ORCID
Added: November 17, 2019

2003 journal article

Remarkable Preservation of Undigested Muscle Tissue Within a Late Cretaceous Tyrannosaurid Coprolite from Alberta, Canada

PALAIOS, 18(3), 286–294.

By: K. Chin*, D. Eberth*, M. Schweitzer*, T. Rando*, W. Sloboda* & J. Horner*

Sources: Crossref, ORCID
Added: December 16, 2019

2003 journal article

The future of molecular paleontology

Paleontologica Electronica, 5(2), editorial 2.

By: M. Schweitzer

Source: NC State University Libraries
Added: March 19, 2021

2002 chapter

Applying 21st century technology to very old animals

In J. G. Scotchmoor, D. A. Springer, B. H. Breithaupt, & T. Fiorillo (Eds.), Dinosaurs: The Science Behind the Stories (pp. 137–144). Alexandria, VA: Society of Vertebrate Paleontology, The Paleontological Society, American Geological Institute.

By: R. Chapman, N. Matthews, M. Schweitzer & C. Horner

Ed(s): J. Scotchmoor, D. Springer, B. Breithaupt & T. Fiorillo

Source: NC State University Libraries
Added: March 19, 2021

2002 journal article

Identification of Immunoreactive Material in Mammoth Fossils

Journal of Molecular Evolution, 55(6), 696–705.

By: M. Schweitzer*, C. Hill*, J. Asara*, W. Lane* & S. Pincus*

author keywords: fossil; mammoth; ancient proteins; molecular preservation; mass spectrometry
MeSH headings : Amino Acid Sequence; Animals; Elephants / genetics; Fossils; Immune Sera; Microscopy, Electron, Scanning; Molecular Sequence Data
Sources: Crossref, ORCID
Added: December 16, 2019

2002 journal article

Late Cretaceous avian eggs with embryos from Argentina

Journal of Vertebrate Paleontology, 22(1), 191–195.

By: M. Schweitzer*, F. Jackson*, L. Chiappe*, J. Schmitt*, J. Calvo* & D. Rubilar*

Sources: Crossref, ORCID
Added: September 28, 2019

2001 journal article

A molecular model for the evolution of endothermy in the theropod-bird lineage

Journal of Experimental Zoology, 291(4), 317–338.

By: M. Schweitzer* & C. Marshall*

MeSH headings : Adaptation, Physiological; Animals; Biological Evolution; Birds / physiology; Body Temperature; Dinosaurs / physiology; Models, Molecular
Sources: Crossref, ORCID
Added: December 16, 2019

2001 conference paper

Evolutionary implications of possible protofeather structures associated with a specimen of Shuvuuia deserti

In J. Gauthier (Ed.), New Perspectives on the Origin and Evolution of Birds: Proceedings of the International Symposium in Honor of John H. Ostrom (pp. 181–194). New Haven, Connecticut: Peabody Museum of Natural History Special Publication.

By: M. Schweitzer

Ed(s): J. Gauthier

Event: International Symposium in honor of John H. Ostrom at New Haven, CT on February 13-14, 1999

Source: NC State University Libraries
Added: March 19, 2021

2001 conference paper

Mars immunoassay life detection instrument for astrobiology (MILDI)

Lunar and Planetary Science XXXII : papers presented at the thirty-second Lunar and Planetary Science Conference : March 12-16, 2001, Houston, Texas. Presented at the Thirty-second Lunar and Planetary Science Conference, Houston, TX.

By: A. Steele, D. McKay, C. Allen, K. Thomas-Keprta, D. Warmflash, M. Schweitzer, J. Priscu, J. Hedgecock ...

Event: Thirty-second Lunar and Planetary Science Conference at Houston, TX on March 12-16, 2001

Source: NC State University Libraries
Added: March 26, 2021

2001 conference paper

Micro-array assay for solar system exploration

Exo-/astro-biology : proceedings of the first European workshop, 21-23 May 2001, ESRIN, Frascati, Italy, 91–97. Noordwijk: European Space Agency Publications Division.

By: A. Steele, J. Toporski, D. McKay, M. Schweitzer, S. Pincus, J. Pérez-Mercader, V. Parro

Event: Exo-/astro-biology, First European Workshop at ESRIN, Frascati, Italy on May 21-23, 2001

Source: NC State University Libraries
Added: March 19, 2021

1999 journal article

Beta-keratin specific immunological reactivity in feather-like structures of the Cretaceous Alvarezsaurid,Shuvuuia deserti

Journal of Experimental Zoology, 285(2), 146–157.

By: M. Schweitzer*, J. Watt, R. Avci, L. Knapp, L. Chiappe, M. Norell, M. Marshall

Sources: Crossref, ORCID
Added: December 16, 2019

1999 journal article

Intravascular microstructures in trabecular bone tissues of Tyrannosaurus rex

Annales De Paléontologie, 85(3), 179–192.

By: M. Higby Schweitzer & J. Horner*

Sources: Crossref, ORCID
Added: December 16, 2019

1999 journal article

Keratin immunoreactivity in the Late Cretaceous bird Rahonavis ostromi

Journal of Vertebrate Paleontology, 19(4), 712–722.

By: M. Schweitzer*, J. Watt*, R. Avci*, C. Forster*, D. Krause*, L. Knapp*, R. Rogers*, I. Beech*, M. Marshall*

Sources: Crossref, ORCID
Added: February 10, 2020

1999 journal article

Mammoth (Mammuthus) from the Doden Gravels, Eastern Montana: biometric and molecular analyses

Current Research in the Pleistocene, 16, 120–123.

By: C. Hill & M. Schweitzer

Source: NC State University Libraries
Added: March 26, 2021

1997 conference paper

Blood from a stone?

In D. Wolberg, E. Stump, & G. D. Rosenberg (Eds.), Dinofest International : proceedings of a symposium held at Arizona State University (pp. 101–104). Philadelphia, PA: Academy of Natural Sciences.

By: M. Schweitzer, M. Marshall, D. Barnard, S. Bohle, K. Arnold & J. Starkey

Ed(s): D. Wolberg, E. Stump & G. Rosenberg

Event: Dinofest International at Tempe, AZ

Source: NC State University Libraries
Added: March 26, 2021

1997 journal article

Heme compounds in dinosaur trabecular bone

Proceedings of the National Academy of Sciences, 94(12), 6291–6296.

By: M. Schweitzer*, M. Marshall*, K. Carron*, D. Bohle*, S. Busse*, E. Arnold*, D. Barnard*, J. Horner*, J. Starkey*

MeSH headings : Animals; Biological Evolution; Birds; Bone and Bones / chemistry; Chromatography, High Pressure Liquid; Electron Spin Resonance Spectroscopy; Fossils; Heme / analysis; Hemoglobins / analysis; Hemoglobins / genetics; Magnetic Resonance Spectroscopy; Mammals; Peptide Fragments / immunology; Rats; Reptiles; Spectrophotometry; Spectrum Analysis, Raman
Sources: Crossref, ORCID
Added: December 16, 2019

1997 chapter

Jurassic Park

In P. J. Currie & K. Padian (Eds.), The Encyclopedia of Dinosaurs (pp. 385–387). Academic Press.

By: M. Schweitzer & D. Lessom

Ed(s): P. Currie & K. Padian

Source: NC State University Libraries
Added: March 26, 2021

1997 chapter

Molecular paleontology: rationale and techniques for the study of ancient molecules

In J. O. Farlow & M. K. Brett-Surman (Eds.), The Complete Dinosaur (pp. 137–149). Indiana University Press.

By: M. Schweitzer

Ed(s): J. Farlow & M. Brett-Surman

Source: NC State University Libraries
Added: March 26, 2021

1997 journal article

Preservation of biomolecules in cancellous bone of Tyrannosaurus rex

Journal of Vertebrate Paleontology, 17(2), 349–359.

By: M. Schweitzer*, C. Johnson*, T. Zocco*, J. Horner* & J. Starkey*

Sources: Crossref, ORCID
Added: December 16, 2019

1995 journal article

Detecting dinosaur DNA

Science, 268(5214), 1191–1192.

By: S. Hedges & M. Schweitzer*

MeSH headings : Animals; Consensus Sequence; Cytochrome b Group / genetics; DNA / genetics; Fossils; Humans; Molecular Sequence Data; Phylogeny
Sources: Crossref, ORCID
Added: December 16, 2019

Employment

Updated: November 16th, 2015 09:19

2003 - present

North Carolina State University Raleigh , NC, US
Professor Dept. of Biological Sciences

Education

Updated: November 16th, 2015 09:18

1991 - 1995

Montana State University Bozeman Bozeman, MT, US
PhD Biology