M H Schweitzer

Summary

Affiliation: North Carolina State University
Country: USA

Publications

  1. ncbi request reprint Soft-tissue vessels and cellular preservation in Tyrannosaurus rex
    Mary H Schweitzer
    Department of Marine, Earth, Atmospheric Sciences, North Carolina State University, Raleigh, NC 27695, USA
    Science 307:1952-5. 2005
  2. doi request reprint Molecular analyses of dinosaur osteocytes support the presence of endogenous molecules
    Mary Higby Schweitzer
    Department of Marine, Earth and Atmospheric Sciences, North Carolina State University, Raleigh, NC 27695, USA
    Bone 52:414-23. 2013
  3. doi request reprint Biomolecular characterization and protein sequences of the Campanian hadrosaur B. canadensis
    Mary H Schweitzer
    North Carolina State University, Raleigh, NC 27695, USA
    Science 324:626-31. 2009
  4. ncbi request reprint Experimental support for an immunological approach to the search for life on other planets
    Mary Higby Schweitzer
    Department of Marine, Earth and Atmospheric Sciences, North Carolina State University, Raleigh, North Carolina 27695, USA
    Astrobiology 5:30-47. 2005
  5. ncbi request reprint Analyses of soft tissue from Tyrannosaurus rex suggest the presence of protein
    Mary Higby Schweitzer
    Department of Marine, Earth and Atmospheric Sciences, North Carolina State University, Raleigh, NC 27695, USA
    Science 316:277-80. 2007
  6. pmc Molecular preservation in Late Cretaceous sauropod dinosaur eggshells
    M H Schweitzer
    Departments of Microbiology and Museum of the Rockies, Montana State University, Bozeman, MT 59717, USA
    Proc Biol Sci 272:775-84. 2005
  7. ncbi request reprint Gender-specific reproductive tissue in ratites and Tyrannosaurus rex
    Mary H Schweitzer
    Department of Marine, Earth, and Atmospheric Sciences, North Carolina State University, Raleigh, NC 27695, USA
    Science 308:1456-60. 2005
  8. ncbi request reprint Do egg-laying crocodilian (Alligator mississippiensis) archosaurs form medullary bone?
    M H Schweitzer
    Department of Marine, Earth, Atmospheric Sciences, North Carolina State University, Raleigh, NC 27695, USA
    Bone 40:1152-8. 2007
  9. pmc Soft tissue and cellular preservation in vertebrate skeletal elements from the Cretaceous to the present
    Mary Higby Schweitzer
    Department of Marine, Earth and Atmospheric Sciences, North Carolina State University, Raleigh, NC 27695, USA
    Proc Biol Sci 274:183-97. 2007
  10. ncbi request reprint Beta-keratin specific immunological reactivity in feather-like structures of the cretaceous alvarezsaurid, Shuvuuia deserti
    M H Schweitzer
    Department of Biology, Montana State University, Bozeman, Montana 59717, USA
    J Exp Zool 285:146-57. 1999

Detail Information

Publications14

  1. ncbi request reprint Soft-tissue vessels and cellular preservation in Tyrannosaurus rex
    Mary H Schweitzer
    Department of Marine, Earth, Atmospheric Sciences, North Carolina State University, Raleigh, NC 27695, USA
    Science 307:1952-5. 2005
    ..Three populations of microstructures have cell-like morphology. Thus, some dinosaurian soft tissues may retain some of their original flexibility, elasticity, and resilience...
  2. doi request reprint Molecular analyses of dinosaur osteocytes support the presence of endogenous molecules
    Mary Higby Schweitzer
    Department of Marine, Earth and Atmospheric Sciences, North Carolina State University, Raleigh, NC 27695, USA
    Bone 52:414-23. 2013
    ..We propose mechanisms for preservation of cells and component molecules, and discuss implications for dinosaurian cellular biology...
  3. doi request reprint Biomolecular characterization and protein sequences of the Campanian hadrosaur B. canadensis
    Mary H Schweitzer
    North Carolina State University, Raleigh, NC 27695, USA
    Science 324:626-31. 2009
    ..These data complement earlier results from Tyrannosaurus rex (MOR 1125) and confirm that molecular preservation in Cretaceous dinosaurs is not a unique event...
  4. ncbi request reprint Experimental support for an immunological approach to the search for life on other planets
    Mary Higby Schweitzer
    Department of Marine, Earth and Atmospheric Sciences, North Carolina State University, Raleigh, North Carolina 27695, USA
    Astrobiology 5:30-47. 2005
    ..The antigens and antibodies were chosen on the basis of criteria designed to optimize the detection of extraterrestrial biomarkers unique to living or once-living organisms...
  5. ncbi request reprint Analyses of soft tissue from Tyrannosaurus rex suggest the presence of protein
    Mary Higby Schweitzer
    Department of Marine, Earth and Atmospheric Sciences, North Carolina State University, Raleigh, NC 27695, USA
    Science 316:277-80. 2007
    ..The presence of endogenous protein in dinosaur bone may validate hypotheses about evolutionary relationships, rates, and patterns of molecular change and degradation, as well as the chemical stability of molecules over time...
  6. pmc Molecular preservation in Late Cretaceous sauropod dinosaur eggshells
    M H Schweitzer
    Departments of Microbiology and Museum of the Rockies, Montana State University, Bozeman, MT 59717, USA
    Proc Biol Sci 272:775-84. 2005
    ..Results demonstrate organic compounds and antigenic structures similar to those found in extant eggshells...
  7. ncbi request reprint Gender-specific reproductive tissue in ratites and Tyrannosaurus rex
    Mary H Schweitzer
    Department of Marine, Earth, and Atmospheric Sciences, North Carolina State University, Raleigh, NC 27695, USA
    Science 308:1456-60. 2005
    ....
  8. ncbi request reprint Do egg-laying crocodilian (Alligator mississippiensis) archosaurs form medullary bone?
    M H Schweitzer
    Department of Marine, Earth, Atmospheric Sciences, North Carolina State University, Raleigh, NC 27695, USA
    Bone 40:1152-8. 2007
    ....
  9. pmc Soft tissue and cellular preservation in vertebrate skeletal elements from the Cretaceous to the present
    Mary Higby Schweitzer
    Department of Marine, Earth and Atmospheric Sciences, North Carolina State University, Raleigh, NC 27695, USA
    Proc Biol Sci 274:183-97. 2007
    ..Additionally, in many cases, osteocytes with defined nuclei are preserved, and may represent an important source for informative molecular data...
  10. ncbi request reprint Beta-keratin specific immunological reactivity in feather-like structures of the cretaceous alvarezsaurid, Shuvuuia deserti
    M H Schweitzer
    Department of Biology, Montana State University, Bozeman, Montana 59717, USA
    J Exp Zool 285:146-57. 1999
    ..J. Exp. Zool. (Mol. Dev. Evol.) 285:146-157, 1999...
  11. ncbi request reprint Preservation of bone collagen from the late Cretaceous period studied by immunological techniques and atomic force microscopy
    R Avci
    Montana State University, Department of Physics, EPS 264, Bozeman, Montana 59717, USA
    Langmuir 21:3584-90. 2005
    ..No appreciable differences in collagen pull-off properties were measured between fossil and extant bone samples under physiological conditions...
  12. ncbi request reprint A molecular model for the evolution of endothermy in the theropod-bird lineage
    M H Schweitzer
    Department of Microbiology, Lewis Hall, Montana State University, Bozeman, MT 59717, USA
    J Exp Zool 291:317-38. 2001
    ..In addition, the model integrates known genetic, metabolic, and developmental aspects of extant taxa that phylogenetically bracket theropod dinosaurs for comparison with information derived from the fossil record of related extinct taxa...
  13. ncbi request reprint Porphyrin as an ideal biomarker in the search for extraterrestrial life
    Zhiyong Suo
    ICAL Facility, Department of Physics, Montana State University, Bozeman, MT 59717, USA
    Astrobiology 7:605-15. 2007
    ..We present preliminary data to support the use of ToFSIMS as a powerful technique in the identification of porphyrins...
  14. pmc A silicified bird from Quaternary hot spring deposits
    Alan Channing
    School of Earth, Ocean and Planetary Sciences, Cardiff University, Main Building, Park Place, Cardiff CF10 3YE, UK
    Proc Biol Sci 272:905-11. 2005
    ..We suggest physico-chemical parameters conducive to similar preservation in other vertebrate specimens, plus distinctive sinter macrofabric markers of hot spring subenvironments where these parameters are met...