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• Pathogenesis of Rickettsial Diseases: Pathogenic and Immune Mechanisms of an Endotheliotropic Infection

  Sahni, A., Fang, R., Sahni, S. K. & Walker, D. H., 2019, In: Annual Review of Pathology: Mechanisms of Disease. 14, p. 127-152 26 p.

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

  • Rickettsia Infections
  • Actins
  • Endothelial Cells
  • Infection
  • Rickettsia
  11 Scopus citations

• Pathogenesis of the viral hemorrhagic fevers

  Paessler, S. & Walker, D. H., Jan 2013, In: Annual Review of Pathology: Mechanisms of Disease. 8, p. 411-440 30 p.

  Research output: Contribution to journal › Review article › peer-review

  • Viral Hemorrhagic Fevers
  • fever
  • pathogenesis
  • Marburg Virus Disease
  • Orthobunyavirus
  152 Scopus citations

• Permissive and protective roles for neutrophils in leishmaniasis

  Carlsen, E. D., Liang, Y., Shelite, T. R., Walker, D. H., Melby, P. C. & Soong, L., Nov 2015, In: Clinical and Experimental Immunology. 182, 2, p. 109-18 10 p.

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

  • Leishmaniasis
  • Parasites
  • Neutrophils
  • Leishmania
  • Infection
  32 Scopus citations

• Person-to-person transmission of severe fever with thrombocytopenia syndrome virus

  Liu, Y., Li, Q., Hu, W., Wu, J., Weng, Y., Mei, L., Walker, D. H., Ren, J., Wang, Y. & Yu, X. J., Feb 1 2012, In: Vector-Borne and Zoonotic Diseases. 12, 2, p. 156-160 5 p.

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

  • SFTS phlebovirus
  • Thrombocytopenia
  • Fever
  • Viruses
  • Phlebovirus
  154 Scopus citations

• Preface

  Guerrant, R. L., Walker, D. H. & Weller, P. F., 2011, Tropical Infectious Diseases. Elsevier Inc., p. xii

  Research output: Chapter in Book/Report/Conference proceeding › Foreword/postscript

• Principles of Parasitism: Host-Parasite Interactions

  Olano, J. P., Weller, P. F., Guerrant, R. L. & Walker, D. H., 2011, Tropical Infectious Diseases. Elsevier Inc., p. 1-7 7 p.

  Research output: Chapter in Book/Report/Conference proceeding › Chapter
  1 Scopus citations

• Recent molecular insights into rickettsial pathogenesis and immunity

  Sahni, S. K., Narra, H. P., Sahni, A. & Walker, D. H., Oct 2013, In: Future Microbiology. 8, 10, p. 1265-1288 24 p.

  Research output: Contribution to journal › Review article › peer-review

  • Arthropods
  • Rickettsia prowazekii
  • Immunity
  • Rickettsia Infections
  • Epidemic Louse-Borne Typhus
  59 Scopus citations

• Recombinant Ehrlichia P29 protein induces a protective immune response in a mouse model of ehrlichiosis

  Thirumalapura, N. R., Crocquet-Valdes, P. A., Saito, T. B., Thomas, S., McBride, J. W. & Walker, D. H., Dec 5 2013, In: Vaccine. 31, 50, p. 5960-5967 8 p.

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

  • Ehrlichia
  • ehrlichiosis
  • Ehrlichiosis
  • Tandem Repeat Sequences
  • Ehrlichia chaffeensis
  4 Scopus citations

• Reemergence of murine typhus in galveston, texas, usa, 2013

  Blanton, L. S., Vohra, R. F., Bouyer, D. H. & Walker, D. H., 2015, In: Emerging infectious diseases. 21, 3, p. 484-486 3 p.

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

  • Endemic Flea-Borne Typhus
  • Rickettsia typhi
  • Public Health
  • Physicians
  24 Scopus citations

• Review article: Unresolved problems related to scrub typhus: A seriously neglected life-threatening disease

  Paris, D. H., Shelite, T. R., Day, N. P. & Walker, D. H., Aug 2013, In: American Journal of Tropical Medicine and Hygiene. 89, 2, p. 301-307 7 p.

  Research output: Contribution to journal › Review article › peer-review
  133 Scopus citations

• Rickettsia

  Walker, D., Oct 6 2016, International Encyclopedia of Public Health. Elsevier Inc., p. 370-377 8 p.

  Research output: Chapter in Book/Report/Conference proceeding › Chapter

  • Coxiella
  • Rickettsia
  • Neorickettsia
  • Endemic Flea-Borne Typhus
  • Anaplasma
  2 Scopus citations

• Rickettsia, orientia, ehrlichia, anaplasma and coxiella: Typhus; spotted fevers; scrub typhus; ehrlichioses; Q fever

  Walker, D. & Yu, X. J., Jul 23 2012, Medical Microbiology: Eighteenth Edition. Elsevier Inc., p. 390-399 10 p.

  Research output: Chapter in Book/Report/Conference proceeding › Chapter
  1 Scopus citations

• Rickettsia australis activates inflammasome in human and murine macrophages

  Smalley, C., Bechelli, J., Rockx-Brouwer, D., Saito, T., Azar, S. R., Ismail, N., Walker, D. H. & Fang, R., Jun 2016, In: PloS one. 11, 6, e0157231.

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

  • Rickettsia australis
  • inflammasomes
  • Macrophages
  • Rickettsia
  • Inflammasomes
  13 Scopus citations

• Rickettsiae as Emerging Infectious Agents

  Fang, R., Blanton, L. S. & Walker, D. H., Jun 2017, In: Clinics in Laboratory Medicine. 37, 2, p. 383-400 18 p.

  Research output: Contribution to journal › Review article › peer-review

  • Arthropod Vectors
  • Epidemic Louse-Borne Typhus
  • Spotted Fever Group Rickettsiosis
  • Endothelial cells
  • Epidemiology
  25 Scopus citations

• Rickettsiae Within the Fleas of Feral Cats in Galveston, Texas

  Blanton, L. S., Vohra, R. F., Fistein, L., Quade, B., Walker, D. H. & Bouyer, D. H., Sep 2019, In: Vector-Borne and Zoonotic Diseases. 19, 9, p. 647-651 5 p.

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

  • Ctenocephalides
  • feral
  • Siphonaptera
  • Rickettsia typhi
  • Endemic Flea-Borne Typhus
  7 Scopus citations

• Rickettsia massiliae and rickettsia conorii israeli spotted fever strain differentially regulate endothelial cell responses

  Bechelli, J., Smalley, C., Milhano, N., Walker, D. H. & Fang, R., Sep 22 2015, In: PloS one. 10, 9, e0138830.

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

  • Rickettsia massiliae
  • Rickettsia conorii
  • Spotted Fever Group Rickettsiosis
  • Endothelial cells
  • Rickettsia
  5 Scopus citations

• Rocky mountain spotted fever and other rickettsioses

  Walker, D., May 15 2012, Schaechter's Mechanisms of Microbial Disease: Fifth Edition. Wolters Kluwer Health Adis (ESP), p. 301-307 7 p.

  Research output: Chapter in Book/Report/Conference proceeding › Chapter

• Rocky mountain spotted fever and other rickettsioses

  Walker, D., Jul 8 2013, Schaechter's Mechanisms of Microbial Disease: Fifth Edition. Wolters Kluwer Health Adis (ESP), p. 301-307 7 p.

  Research output: Chapter in Book/Report/Conference proceeding › Chapter

• Scrub Typhus

  Kim, I. S. & Walker, D. H., Dec 1 2011, Tropical Infectious Diseases. Elsevier Inc., p. 334-338 5 p.

  Research output: Chapter in Book/Report/Conference proceeding › Chapter
  10 Scopus citations

• Scrub typhus - Scientific neglect, ever-widening impact

  Walker, D. H., Sep 8 2016, In: New England Journal of Medicine. 375, 10, p. 913-915 3 p.

  Research output: Contribution to journal › Short survey › peer-review
  32 Scopus citations

• Seek and you shall find — Unknown pathogens?

  Vasilakis, N. & Walker, D. H., May 30 2019, In: New England Journal of Medicine. 380, 22, p. 2174-2175 2 p.

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

• Sequelae of Lassa fever: Postviral cerebellar ataxia

  Ezeomah, C., Adoga, A., Ihekweazu, C., Paessler, S., Cisneros, I., Tomori, O. & Walker, D., Dec 1 2019, In: Open Forum Infectious Diseases. 6, 12

  Research output: Contribution to journal › Review article › peer-review

  Open Access

  • Lassa Fever
  • Cerebellar Ataxia
  • Ataxia
  • Antiviral Agents
  • Lassa virus
  1 Scopus citations

• Simple method to differentiate among Rickettsia species

  Peniche-Lara, G., Zavala-Velazquez, J., Dzul-Rosado, K., Walker, D. H. & Zavala-Castro, J., Apr 1 2013, In: Journal of Molecular Microbiology and Biotechnology. 23, 3, p. 203-208 6 p.

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

  • Rickettsia
  • Polymerase Chain Reaction
  • Ecosystem
  • Enzymes
  • Restriction Fragment Length Polymorphisms
  8 Scopus citations

• Spotted fever group Rickettsia in small rodents from areas of low endemicity for Brazilian spotted fever in the Eastern Region of Minas Gerais State, Brazil

  Milagres, B. S., Padilha, A. F., Montandon, C. E., Freitas, R. N., Pacheco, R., Walker, D. H., Labruna, M. B., Mafra, C. L. & Galvão, M. A. M., May 2013, In: American Journal of Tropical Medicine and Hygiene. 88, 5, p. 937-939 3 p.

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

  • Rocky Mountain Spotted Fever
  • Spotted Fever Group Rickettsiosis
  • Rickettsia
  • Brazil
  • Rodentia
  7 Scopus citations

• Spotted Fever Group Rickettsioses

  Sexton, D. J. & Walker, D. H., 2011, Tropical Infectious Diseases. Elsevier Inc., p. 323-328 6 p.

  Research output: Chapter in Book/Report/Conference proceeding › Chapter
  2 Scopus citations

• Structure-based vaccines provide protection in a mouse model of ehrlichiosis

  Thomas, S., Thirumalapura, N. R., Crocquet-Valdes, P. A., Luxon, B. A. & Walker, D. H., Nov 17 2011, In: PloS one. 6, 11, e27981.

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

  • Ehrlichia
  • ehrlichiosis
  • Ehrlichiosis
  • animal models
  • vaccines
  15 Scopus citations

• Susceptibility of Rickettsia rickettsii to Tigecycline in a Cell Culture Assay and Animal Model for Rocky Mountain Spotted Fever

  Blanton, L. S., Wilson, N. M., Quade, B. R. & Walker, D. H., 2019, In: American Journal of Tropical Medicine and Hygiene. 101, 5, p. 1091-1095 5 p.

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

  • Rickettsia rickettsii
  • Rocky Mountain Spotted Fever
  • Tigecycline
  • Cell Culture Techniques
  • Animal Models
  1 Scopus citations

• Systemic treatment with cpg-b after sublethal rickettsial infection induces mouse death through indoleamine 2,3-dioxygenase (ido)

  Xin, L., Shelite, T. R., Gong, B., Mendell, N. L., Soong, L., Fang, R. & Walker, D. H., Mar 28 2012, In: PloS one. 7, 3, e34062.

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

  • indoleamine 2,3-dioxygenase
  • rickettsial diseases
  • T-cells
  • Indoleamine-Pyrrole 2,3,-Dioxygenase
  • Dendritic Cells
  16 Scopus citations

• The role of CD8 T lymphocytes in rickettsial infections

  Walker, D. H. & Dumler, J. S., May 26 2015, In: Seminars in Immunopathology. 37, 3, p. 289-299 11 p.

  Research output: Contribution to journal › Review article › peer-review

  • T-Lymphocytes
  • Infection
  • Anaplasmosis
  • Ehrlichiosis
  • Immunity
  17 Scopus citations

• The role of Rhipicephalus sanguineus sensu lato saliva in the dissemination of Rickettsia conorii in C3H/HeJ mice

  Milhano, N., Saito, T. B., Bechelli, J., Fang, R., Vilhena, M., De Sousa, R. & Walker, D. H., Sep 1 2015, In: Medical and Veterinary Entomology. 29, 3, p. 225-229 5 p.

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

  • Rickettsia conorii
  • Rhipicephalus sanguineus
  • tick
  • saliva
  • Ticks
  9 Scopus citations

• Time to Worry about Anthrax Again

  Keim, P. S., Walker, D. H. & Zilinskas, R. A., Mar 14 2017, In: Scientific American. 316, 4, p. 70-75 6 p.

  Research output: Contribution to journal › Article › peer-review
  1 Scopus citations

• Tropical Infectious Diseases

  Guerrant, R., Walker, D. H. & Weller, P., 2011, Elsevier Inc.

  Research output: Book/Report › Book

  • Omsk Hemorrhagic Fever
  • Crimean-Congo hemorrhagic fever virus
  • Hepatitis A Vaccines
  • Tick-Borne Encephalitis
  • Mucormycosis
  24 Scopus citations

• Typhus Group Rickettsioses

  Walker, D. H. & Raoult, D., Dec 1 2011, Tropical Infectious Diseases. Elsevier Inc., p. 329-333 5 p.

  Research output: Chapter in Book/Report/Conference proceeding › Chapter
  3 Scopus citations

• Value of autopsy emphasized in the case report of a single patient with middle east respiratory syndrome

  Walker, D. H., Mar 1 2016, In: American Journal of Pathology. 186, 3, p. 507-510 4 p.

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

  • Coronavirus Infections
  • Communicable Diseases
  • Autopsy
  7 Scopus citations

• Vector Tick Transmission Model of Spotted Fever Rickettsiosis

  Saito, T. B., Bechelli, J., Smalley, C., Karim, S. & Walker, D. H., Jan 2019, In: American Journal of Pathology. 189, 1, p. 115-123 9 p.

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

  • Spotted Fever Group Rickettsiosis
  • Ticks
  • Infection
  • Rickettsia Infections
  • Bacterial Load
  4 Scopus citations

• Whole-genome sequence of rickettsia parkeri strain atlantic rainforest, isolated from a colombian tick

  Londoño, A. F., Mendell, N. L., Valbuena, G. A., Routh, A. L., Wood, T. G., Widen, S. G., Rodas, J. D., Walker, D. H. & Bouyer, D. H., Sep 26 2019, In: Microbiology Resource Announcements. 8, 39, e00684-19.

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

  Open Access

  • Rainforest
  • Rickettsia
  • Ticks
  • Genome
  • Colombia