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D-Index & Metrics

Biology and Biochemistry

D-Index
57
Citations
11475
World Ranking
13855
National Ranking
5860

Terry R. Spraker publication distribution in Biology and Biochemistry in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Biology and Biochemistry in 2026. The highlighted bar marks where Terry R. Spraker sits on this spectrum.

47–56 publications: 8 scientists 57–66 publications: 35 scientists 67–76 publications: 106 scientists 77–86 publications: 231 scientists 87–96 publications: 414 scientists 97–106 publications: 546 scientists 107–116 publications: 704 scientists 117–126 publications: 849 scientists 127–136 publications: 980 scientists 137–146 publications: 942 scientists 147–156 publications: 969 scientists 157–166 publications: 950 scientists 167–176 publications: 951 scientists 177–186 publications: 915 scientists 187–196 publications: 787 scientists 197–206 publications: 841 scientists 207–216 publications: 735 scientists 217–226 publications: 709 scientists 227–236 publications: 651 scientists 237–246 publications: 605 scientists 247–256 publications: 510 scientists 257–266 publications: 524 scientists 267–276 publications: 434 scientists 277–286 publications: 418 scientists 287–296 publications: 350 scientists 297–306 publications: 363 scientists 307–316 publications: 315 scientists 317–326 publications: 296 scientists 327–336 publications: 261 scientists 337–346 publications: 240 scientists 347–356 publications: 219 scientists 357–366 publications: 197 scientists 367–376 publications: 154 scientists 377–386 publications: 161 scientists 387–396 publications: 155 scientists 397–406 publications: 145 scientists 407–416 publications: 124 scientists 417–426 publications: 112 scientists 427–436 publications: 132 scientists 437–446 publications: 116 scientists 447–456 publications: 99 scientists 457–466 publications: 81 scientists 467–476 publications: 91 scientists 477–486 publications: 80 scientists 487–496 publications: 80 scientists 497–506 publications: 60 scientists 507–516 publications: 36 scientists 517–526 publications: 46 scientists 527–536 publications: 54 scientists 537–546 publications: 44 scientists 547–556 publications: 43 scientists 557–566 publications: 43 scientists 567–576 publications: 42 scientists 577–586 publications: 25 scientists 587–596 publications: 34 scientists 597–606 publications: 23 scientists 607–616 publications: 33 scientists 617–626 publications: 31 scientists 627–636 publications: 27 scientists 637–646 publications: 25 scientists 647–656 publications: 28 scientists 657–666 publications: 34 scientists 667–676 publications: 18 scientists 677–686 publications: 16 scientists 687–696 publications: 10 scientists 697–706 publications: 12 scientists 707–716 publications: 21 scientists 717–726 publications: 12 scientists 727–736 publications: 12 scientists 737–746 publications: 10 scientists 747–756 publications: 7 scientists 757–766 publications: 13 scientists 767–776 publications: 15 scientists 777–786 publications: 13 scientists 787–796 publications: 9 scientists 797–806 publications: 9 scientists 807–816 publications: 7 scientists 817–826 publications: 4 scientists 827–836 publications: 9 scientists 837–846 publications: 7 scientists 847–856 publications: 3 scientists 857–866 publications: 5 scientists 867–876 publications: 5 scientists 877–886 publications: 11 scientists 887–896 publications: 3 scientists 897–906 publications: 4 scientists 907–916 publications: 7 scientists 917–926 publications: 5 scientists 927–936 publications: 6 scientists 937–946 publications: 6 scientists 947–956 publications: 3 scientists 957–966 publications: 7 scientists 967–976 publications: 2 scientists 977–986 publications: 2 scientists 987–996 publications: 1 scientists 997–1,006 publications: 5 scientists 1,007–1,016 publications: 2 scientists 1,017–1,026 publications: 2 scientists 1,027 publications: 1 scientists 1,028+ publications: 100 scientists
47 publications 1,028+

This scientist: 191 publications — 46th percentile

46% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,028 publications or more.

Terry R. Spraker D-index placement in Biology and Biochemistry in 2026

The chart shows the D-index (discipline H-index) distribution of Biology and Biochemistry scientists ranked by Research.com in 2026. The highlighted bar marks where Terry R. Spraker sits on this spectrum.

40–41 D-Index: 80 scientists 42–43 D-Index: 183 scientists 44–45 D-Index: 317 scientists 46–47 D-Index: 504 scientists 48–49 D-Index: 718 scientists 50–51 D-Index: 900 scientists 52–53 D-Index: 1,026 scientists 54–55 D-Index: 1,150 scientists 56–57 D-Index: 1,236 scientists 58–59 D-Index: 1,253 scientists 60–61 D-Index: 1,163 scientists 62–63 D-Index: 1,131 scientists 64–65 D-Index: 1,032 scientists 66–67 D-Index: 897 scientists 68–69 D-Index: 814 scientists 70–71 D-Index: 715 scientists 72–73 D-Index: 709 scientists 74–75 D-Index: 596 scientists 76–77 D-Index: 512 scientists 78–79 D-Index: 473 scientists 80–81 D-Index: 412 scientists 82–83 D-Index: 373 scientists 84–85 D-Index: 358 scientists 86–87 D-Index: 285 scientists 88–89 D-Index: 273 scientists 90–91 D-Index: 227 scientists 92–93 D-Index: 208 scientists 94–95 D-Index: 193 scientists 96–97 D-Index: 153 scientists 98–99 D-Index: 157 scientists 100–101 D-Index: 148 scientists 102–103 D-Index: 120 scientists 104–105 D-Index: 113 scientists 106–107 D-Index: 100 scientists 108–109 D-Index: 86 scientists 110–111 D-Index: 67 scientists 112–113 D-Index: 72 scientists 114–115 D-Index: 73 scientists 116–117 D-Index: 64 scientists 118–119 D-Index: 53 scientists 120–121 D-Index: 60 scientists 122–123 D-Index: 54 scientists 124–125 D-Index: 43 scientists 126–127 D-Index: 38 scientists 128–129 D-Index: 49 scientists 130–131 D-Index: 26 scientists 132–133 D-Index: 18 scientists 134–135 D-Index: 23 scientists 136–137 D-Index: 32 scientists 138–139 D-Index: 32 scientists 140–141 D-Index: 27 scientists 142–143 D-Index: 19 scientists 144–145 D-Index: 22 scientists 146–147 D-Index: 12 scientists 148–149 D-Index: 16 scientists 150–151 D-Index: 14 scientists 152–153 D-Index: 10 scientists 154–155 D-Index: 13 scientists 156–157 D-Index: 10 scientists 158–159 D-Index: 7 scientists 160–161 D-Index: 9 scientists 162–163 D-Index: 13 scientists 164–165 D-Index: 4 scientists 166 D-Index: 4 scientists 167+ D-Index: 98 scientists
40 D-Index 167+

This scientist: 57 D-Index — 31st percentile

31% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 167 D-Index or more.

Overview

Terry R. Spraker is affiliated with Colorado State University in the United States and conducts research primarily in the fields of biochemistry, genetics and molecular biology, as well as medicine. Their work spans several interdisciplinary subfields, including molecular biology, ecology, parasitology, neurology, and infectious diseases.

The research topics covered by Spraker include prion diseases and protein misfolding, neurological diseases and metabolism, parasite biology and host interactions, helminth infection and control, marine animal studies, animal virus infections, and virus-based gene therapy research.

Recent publications by Spraker feature studies in various scientific journals and cover diverse aspects of animal health, parasitology, and virology. Selected recent papers include:

  • Complex Virome in a Mesenteric Lymph Node from a Californian Sea Lion (Zalophus californianus) with Polyserositis and Steatitis, 2020, Viruses
  • Morphology, molecular characterization and phylogeny of Bolbosoma nipponicum Yamaguti, 1939 (Acanthocephala: Polymorphidae), a potential zoonotic parasite of human acanthocephaliasis, 2022, International Journal for Parasitology Parasites and Wildlife
  • Nasal bots carry relevant titers of CWD prions in naturally infected white-tailed deer, 2024, EMBO Reports
  • Reemergence of Guadalupe fur seals in the U.S. Pacific Northwest: The epidemiology of stranding events during 2005-2016, 2020, Marine Mammal Science
  • Review of metazoan parasites of the northern fur seal (Callorhinus ursinus) and the analysis of the gastrointestinal helminth community of the population on St. Paul Island, Alaska, 2020, Parasitology Research

Spraker has collaborated frequently with colleagues including Тetiana А. Kuzmina, Tracy A. Nichols, Paulina Soto, Mitch Lockwood, and Rodrigo Morales.

The scientific journals where Spraker has published multiple articles include:

  • Viruses
  • PLoS ONE
  • Journal of Wildlife Diseases
  • EMBO Reports
  • International Journal for Parasitology Parasites and Wildlife

Best Publications

  • Mortality of sea lions along the central California coast linked to a toxic diatom bloom

    Christopher A. Scholin;Frances Gulland;Gregory J. Doucette;Scott Benson

  • Infectious Prions in the Saliva and Blood of Deer with Chronic Wasting Disease

    Candace K. Mathiason;Jenny G. Powers;Sallie J. Dahmes;David A. Osborn

  • Oral transmission and early lymphoid tropism of chronic wasting disease PrPres in mule deer fawns (Odocoileus hemionus).

    Christina J. Sigurdson;Elizabeth S. Williams;Michael W. Miller;Terry R. Spraker

  • SPONGIFORM ENCEPHALOPATHY IN FREE-RANGING MULE DEER (ODOCOILEUS HEMIONUS), WHITE-TAILED DEER (ODOCOILEUS VIRGINIANUS) AND ROCKY MOUNTAIN ELK (CERVUS ELAPHUS NELSONI) IN NORTHCENTRAL COLORADO

    T. R. Spraker;M. W. Miller;E. S. Williams;D. M. Getzy

  • EPIZOOTIOLOGY OF CHRONIC WASTING DISEASE IN FREE-RANGING CERVIDS IN COLORADO AND WYOMING

    M W Miller;E S Williams;C W McCarty;C W McCarty;T R Spraker

  • Adrenal and Hematological Responses to Stress in Juvenile Green Turtles (Chelonia mydas) with and without Fibropapillomas

    A. Alonso Aguirre;George H. Balazs;Terry R. Spraker;Timothy S. Gross

  • Monoclonal antibody F89/160.1.5 defines a conserved epitope on the ruminant prion protein.

    Katherine I. O’Rourke;Timothy V. Baszler;Janice M. Miller;Terry R. Spraker

  • PrP genotypes of captive and free-ranging Rocky Mountain elk (Cervus elaphus nelsoni) with chronic wasting disease.

    K. I. O’Rourke;T. E. Besser;M. W. Miller;T. F. Cline

  • Polymorphisms in the prion precursor functional gene but not the pseudogene are associated with susceptibility to chronic wasting disease in white-tailed deer.

    Katherine I. O'Rourke;Katherine I. O'Rourke;Terry R. Spraker;Linda K. Hamburg;Thomas E. Besser

  • A Natural Case of Chronic Wasting Disease in a Free-ranging Moose (Alces alces shirasi)

    Laurie A. Baeten;Barbara E. Powers;Jean E. Jewell;Terry R. Spraker

  • Emergence of Diseases From Wildlife Reservoirs

    J. C. Rhyan;T. R. Spraker

  • Chronic Wasting Disease Prions in Elk Antler Velvet

    Rachel C. Angers;Tanya S. Seward;Dana Napier;Michael Green

  • Pathology of domoic acid toxicity in California sea lions (Zalophus californianus).

    P. A. Silvagni;Linda J Lowenstine;T. Spraker;T. P. Lipscomb

  • LEPTOSPIROSIS IN CALIFORNIA SEA LIONS (ZALOPHUS CALIFORNIANUS) STRANDED ALONG THE CENTRAL CALIFORNIA COAST, 1981–1994

    F. M D Gulland;M. Koski;Linda J Lowenstine;A. Colagross

  • PrP CWD in the myenteric plexus, vagosympathetic trunk and endocrine glands of deer with chronic wasting disease

    Christina J. Sigurdson;Terry R. Spraker;Michael W. Miller;Bruno Oesch

  • Validation of monoclonal antibody F99/97.6.1 for immunohistochemical staining of brain and tonsil in mule deer ( Odocoileus hemionus ) with chronic wasting disease

    T. R. Spraker;Katherine I. O'Rourke;A. Balachandran;R. R. Zink

  • Comparison of histological lesions and immunohistochemical staining of proteinase-resistant prion protein in a naturally occurring spongiform encephalopathy of free-ranging mule deer (Odocoileus hemionus) with those of chronic wasting disease of captive mule deer.

    T. R. Spraker;R. R. Zink;B. A. Cummings;M. A. Wild

  • Preliminary observations of genetic susceptibility of elk (Cervus elaphus nelsoni) to chronic wasting disease by experimental oral inoculation.

    Amir N. Hamir;Thomas Gidlewski;Terry R. Spraker;Janice M. Miller

  • EVALUATION OF HAWAIIAN GREEN TURTLES (CHELONIA MYDAS) FOR POTENTIAL PATHOGENS ASSOCIATED WITH FIBROPAPILLOMAS

    A. Alonso Aguirre;George H. Balazs;B. Zimmerman;Terry R. Spraker

  • Contrasting effects of heterozygosity on survival and hookworm resistance in California sea lion pups

    Karina Acevedo-Whitehouse;Terry R. Spraker;Eugene Lyons;Sharon R. Melin

Frequent Co-Authors

Eugene T. Lyons
Eugene T. Lyons University of Kentucky
Frances M. D. Gulland
Frances M. D. Gulland University of California, Davis
Kurt C. VerCauteren
Kurt C. VerCauteren United States Department of Agriculture
Sharon C. Tolliver
Sharon C. Tolliver University of Kentucky
Christina J. Sigurdson
Christina J. Sigurdson University of California, San Diego
Edward A. Hoover
Edward A. Hoover Colorado State University
George H. Balazs
George H. Balazs National Marine Fisheries Service
Michael W. Miller
Michael W. Miller MSD (United States)
Elizabeth S. Williams
Elizabeth S. Williams University of Wyoming
Donald P. Knowles
Donald P. Knowles Washington State University

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