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Author

  • David Walker
Open Access
2 Scopus citations

A cluster of cases of rocky mountain spotted fever in an area of Colombia not known to be endemic for this disease

Londoño, A. F., Arango-Ferreira, C., Acevedo-Gutiérrez, L. Y., Paternina, L. E., Montes, C., Ruiz, I., Labruna, M. B., Díaz, F. J., Walker, D. H. & Rodas, J. D., 2019, In : American Journal of Tropical Medicine and Hygiene. 101, 2, p. 336-342 7 p.

Research output: Contribution to journalArticle

2 Scopus citations

After malaria is controlled, what's next?

Walker, D. H., Jul 2014, In : American Journal of Tropical Medicine and Hygiene. 91, 1, p. 7-10 4 p.

Research output: Contribution to journalEditorial

1 Scopus citations

A Hematogenously Disseminated Orientia tsutsugamsushi-Infected Murine Model of Scrub Typhus

Shelite, T. R., Saito, T. B., Mendell, N. L., Gong, B., Xu, G., Soong, L., Valbuena, G., Bouyer, D. H. & Walker, D. H., Jul 2014, In : PLoS neglected tropical diseases. 8, 7, e2966.

Research output: Contribution to journalArticle

22 Scopus citations
3 Scopus citations

An animal model of a newly emerging human ehrlichiosis

Saito, T. B., Thirumalapura, N. R., Shelite, T. R., Rockx-Brouwer, D., Popov, V. L. & Walker, D. H., Feb 1 2015, In : Journal of Infectious Diseases. 211, 3, p. 452-461 10 p.

Research output: Contribution to journalArticle

13 Scopus citations

An Intradermal Inoculation Mouse Model for Immunological Investigations of Acute Scrub Typhus and Persistent Infection

Soong, L., Mendell, N. L., Olano, J. P., Rockx-Brouwer, D., Xu, G., Goez-Rivillas, Y., Drom, C., Shelite, T. R., Valbuena, G., Walker, D. H. & Bouyer, D. H., Aug 1 2016, In : PLoS neglected tropical diseases. 10, 8, e0004884.

Research output: Contribution to journalArticle

14 Scopus citations

Anthrax

Rao, G. R. & Walker, D. H., Dec 1 2011, Tropical Infectious Diseases. Elsevier Inc., p. 261-264 4 p.

Research output: Chapter in Book/Report/Conference proceedingChapter

Approaches to vaccines against Orientia tsutsugamushi

Valbuena, G. & Walker, D. H., 2013, In : Frontiers in cellular and infection microbiology. 4, JAN, Article 170.

Research output: Contribution to journalArticle

Approaches to vaccines against Orientia tsutsugamushi

Valbuena, G. & Walker, D. H., 2013, In : Frontiers in Cellular and Infection Microbiology. 4, JAN, Article 170.

Research output: Contribution to journalReview article

Open Access
40 Scopus citations

A review of the global epidemiology of scrub typhus

Xu, G., Walker, D. H., Jupiter, D., Melby, P. C. & Arcari, C. M., Nov 3 2017, In : PLoS neglected tropical diseases. 11, 11, e0006062.

Research output: Contribution to journalArticle

67 Scopus citations

A single mutation (V64G) within the ring domain of Z attenuates junin virus

Hallam, S. J., Manning, J. T., Maruyama, J., Seregin, A., Huang, C., Walker, D. H., de la Torre, J. C. & Paessler, S., Sep 2020, In : PLoS neglected tropical diseases. 14, 9, p. 1-15 15 p., e0008555.

Research output: Contribution to journalArticle

Open Access

Atg5 supports Rickettsia australis infection in macrophages in vitro and in vivo

Bechelli, J., Vergara, L., Smalley, C., Buzhdygan, T. P., Bender, S., Zhang, W., Liu, Y., Popov, V. L., Wang, J., Garg, N., Hwang, S., Walker, D. H. & Fang, R., Jan 1 2019, In : Infection and immunity. 87, 1, e00651.

Research output: Contribution to journalArticle

9 Scopus citations

A Tick Vector Transmission Model of Monocytotropic Ehrlichiosis

Saito, T. B. & Walker, D. H., Sep 15 2015, In : Journal of Infectious Diseases. 212, 6, p. 968-977 10 p.

Research output: Contribution to journalArticle

12 Scopus citations

Bartonelloses

Dehio, C., Maguiña, C. & Walker, D. H., Dec 1 2011, Tropical Infectious Diseases. Elsevier Inc., p. 265-270 6 p.

Research output: Chapter in Book/Report/Conference proceedingChapter

Burkholderia pseudomallei ΔtonB Δhcp1 live attenuated vaccine strain elicits full protective immunity against aerosolized melioidosis infection

Khakhum, N., Bharaj, P., Myers, J. N., Tapia, D., Kilgore, P. B., Ross, B. N., Walker, D. H., Endsley, J. J. & Torresa, A. G., Jan 1 2019, In : mSphere. 4, 1, e00570-18.

Research output: Contribution to journalArticle

8 Scopus citations

Case-Fatality ratio and effectiveness of ribavirin therapy among hospitalized patients in china who had severe fever with thrombocytopenia syndrome

Liu, W., Lu, Q. B., Cui, N., Li, H., Wang, L. Y., Liu, K., Yang, Z. D., Wang, B. J., Wang, H. Y., Zhang, Y. Y., Zhuang, L., Hu, C. Y., Yuan, C., Fan, X. J., Wang, Z., Zhang, L., Zhang, X. A., Walker, D. H. & Cao, W. C., Nov 1 2013, In : Clinical Infectious Diseases. 57, 9, p. 1292-1299 8 p.

Research output: Contribution to journalArticle

91 Scopus citations
7 Scopus citations

CD8+T cells provide immune protection against murine disseminated endotheliotropic Orientia tsutsugamushi infection

Xu, G., Mendell, N. L., Liang, Y., Shelite, T. R., Goez-Rivillas, Y., Soong, L., Bouyer, D. H. & Walker, D. H., Jul 19 2017, In : PLoS neglected tropical diseases. 11, 7, e0005763.

Research output: Contribution to journalArticle

13 Scopus citations

Chlamydial, Mycoplasmal, Rickettsial, and Ehrlichial Diseases

Walker, D. H., Jan 1 2018, Pulmonary Pathology: A Volume in the Series: Foundations in Diagnostic Pathology. Elsevier Inc., p. 315-326 12 p.

Research output: Chapter in Book/Report/Conference proceedingChapter

Compartmentalized, functional role of angiogenin during spotted fever group rickettsia-induced endothelial barrier dysfunction: Evidence of possible mediation by host tRNA-derived small noncoding RNAs

Gong, B., Lee, Y. S., Lee, I., Shelite, T. R., Kunkeaw, N., Xu, G., Lee, K., Jeon, S. H., Johnson, B. H., Chang, Q., Ha, T., Mendell, N. L., Cheng, X., Bouyer, D. H., Boor, P. J., Ksiazek, T. G. & Walker, D. H., Jun 23 2013, In : BMC Infectious Diseases. 13, 1, 285.

Research output: Contribution to journalArticle

23 Scopus citations
15 Scopus citations

Diseases Caused by Fungi

Walker, D. H. & McGinnis, M. R., Jan 1 2014, Pathobiology of Human Disease: A Dynamic Encyclopedia of Disease Mechanisms. Elsevier Inc., p. 217-221 5 p.

Research output: Chapter in Book/Report/Conference proceedingChapter

Distinguishing Tropical Infectious Diseases from Bioterrorism

Olano, J. P., Peters, C. J. & Walker, D. H., Dec 1 2011, Tropical Infectious Diseases. Elsevier Inc., p. 879-886 8 p.

Research output: Chapter in Book/Report/Conference proceedingChapter

Editorial: Changing dynamics of human-rickettsial interactions

Walker, D. H., Jan 2016, In : American Journal of Tropical Medicine and Hygiene. 94, 1, p. 3-4 2 p.

Research output: Contribution to journalEditorial

5 Scopus citations

Ehrlichia

Thirumalapura, N. R. & Walker, D., Nov 26 2014, Molecular Medical Microbiology: Second Edition. Elsevier Ltd, Vol. 3. p. 2011-2032 22 p.

Research output: Chapter in Book/Report/Conference proceedingChapter

Ehrlichia chaffeensis (Human Monocytotropic Ehrlichiosis), Anaplasma phagocytophilum (Human Granulocytotropic Anaplasmosis), and Other Anaplasmataceae

Dumler, J. S. & Walker, D., Aug 28 2014, Mandell, Douglas, and Bennett's Principles and Practice of Infectious Diseases. Elsevier Inc., Vol. 2. p. 2227-2233.e3

Research output: Chapter in Book/Report/Conference proceedingChapter

9 Scopus citations
Open Access

Ehrlichia chaffeensis outer membrane protein 1-specific human antibody-mediated immunity is defined by intracellular TRIM21-dependent innate immune activation and extracellular neutralization

Velayutham, T. S., Kumar, S., Zhang, X., Kose, N., Walker, D. H., Winslow, G., Crowe, J. E. & McBride, J. W., Dec 1 2019, In : Infection and immunity. 87, 12, e00383-19.

Research output: Contribution to journalArticle

Open Access
1 Scopus citations

Ehrlichioses: An important one health opportunity

Saito, T. B. & Walker, D. H., Sep 1 2016, In : Veterinary Sciences. 3, 3, 20.

Research output: Contribution to journalReview article

9 Scopus citations

Endothelial Activation and Injury: The Mechanisms of Rickettsial Vasculiti

Sahni, A., Narra, H. P., Walker, D. H. & Sahni, S. K., Jan 1 2016, Vascular Responses to Pathogens. Elsevier Inc., p. 111-122 12 p.

Research output: Chapter in Book/Report/Conference proceedingChapter

4 Scopus citations
9 Scopus citations

Epidemiology, molecular biology, and pathogenic mechanisms of Ehrlichia infections

Yu, X. J. & Walker, D., Jan 1 2016, Rickettsiales: Biology, Molecular Biology, Epidemiology, and Vaccine Development. Springer International Publishing, p. 225-240 16 p.

Research output: Chapter in Book/Report/Conference proceedingChapter

1 Scopus citations
Open Access
3 Scopus citations

Exchange protein directly activated by cAMP plays a critical role in bacterial invasion during fatal rickettsioses

Gong, B., Shelite, T., Mei, F. C., Ha, T., Hu, Y., Xu, G., Chang, Q., Wakamiya, M., Ksiazek, T. G., Boor, P. J., Bouyer, D. H., Popov, V. L., Chen, J., Walker, D. H. & Cheng, X., Nov 26 2013, In : Proceedings of the National Academy of Sciences of the United States of America. 110, 48, p. 19615-19620 6 p.

Research output: Contribution to journalArticle

46 Scopus citations

Fatal monocytic ehrlichiosis in woman, Mexico, 2013

Sosa-Gutierrez, C. G., Solorzano-Santos, F., Walker, D. H., Torres, J., Serrano, C. A. & Gordillo-Perez, G., May 2016, In : Emerging infectious diseases. 22, 5, p. 871-874 4 p.

Research output: Contribution to journalArticle

7 Scopus citations

Fatal rocky mountain spotted fever in a 2-year-old child

Walker, D. H. & Paddock, C. D., Nov 1 2011, In : Pathology Case Reviews. 16, 6, p. 238-241 4 p.

Research output: Contribution to journalReview article

1 Scopus citations

Fever and rash after a safari

Damavandy, A. A., Rojek, N. W., Dugan, E. M., Walker, D. & Norton, S. A., Jan 1 2015, In : Journal of the American Academy of Dermatology. 72, 1, p. e5-e6

Research output: Contribution to journalArticle

Fever with thrombocytopenia associated with a novel bunyavirus in China

Yu, X. J., Liang, M. F., Zhang, S. Y., Liu, Y., Li, J. D., Sun, Y. L., Zhang, L., Zhang, Q. F., Popov, V. L., Li, C., Qu, J., Li, Q., Zhang, Y. P., Hai, R., Wu, W., Wang, Q., Zhan, F. X., Wang, X. J., Kan, B., Wang, S. W. & 26 others, Wan, K. L., Jing, H. Q., Lu, J. X., Yin, W. W., Zhou, H., Guan, X. H., Liu, J. F., Bi, Z. Q., Liu, G. H., Ren, J., Wang, H., Zhao, Z., Song, J. D., He, J. R., Wan, T., Zhang, J. S., Fu, X. P., Sun, L. N., Dong, X. P., Feng, Z. J., Yang, W. Z., Hong, T., Zhang, Y., Walker, D. H., Wang, Y. & Li, D. X., Apr 21 2011, In : New England Journal of Medicine. 364, 16, p. 1523-1532 10 p.

Research output: Contribution to journalArticle

727 Scopus citations

Fibroblast growth factor receptor-1 mediates internalization of pathogenic spotted fever rickettsiae into host endothelium

Sahni, A., Patel, J., Narra, H. P., Schroeder, C. L. C., Walker, D. H. & Sahni, S. K., Aug 2017, In : PloS one. 12, 8, e0183181.

Research output: Contribution to journalArticle

6 Scopus citations

Flea-Borne Rickettsioses and Rickettsiae

Blanton, L. S. & Walker, D. H., Jan 2017, In : American Journal of Tropical Medicine and Hygiene. 96, 1, p. 53-56 4 p.

Research output: Contribution to journalReview article

28 Scopus citations

Genotypic characterization of Orientia tsutsugamushi from patients in two geographical locations in Sri Lanka

Premaratna, R., Blanton, L. S., Samaraweera, D. N., de Silva, G. N. N., Chandrasena, N. T. G. A., Walker, D. H. & de Silva, H. J., Jan 13 2017, In : BMC Infectious Diseases. 17, 1, 67.

Research output: Contribution to journalArticle

6 Scopus citations

Immunization with Ehrlichia P28 outer membrane proteins confers protection in a mouse model of ehrlichiosis

Crocquet-Valdes, P. A., Thirumalapura, N. R., Ismail, N., Yu, X., Saito, T. B., Stevenson, H. L., Pietzsch, C. A., Thomas, S. & Walker, D. H., Dec 2011, In : Clinical and Vaccine Immunology. 18, 12, p. 2018-2025 8 p.

Research output: Contribution to journalArticle

15 Scopus citations

Immunohistology of Infectious Diseases

Ezyaguirre, E. J., Walker, D. H. & Zaki, S., Jan 1 2011, Diagnostic Immunohistochemistry. Elsevier Inc., p. 58-82 25 p.

Research output: Chapter in Book/Report/Conference proceedingChapter

3 Scopus citations

Inactivation of sam-methyltransferase is the mechanism of attenuation of a historic louse borne typhus vaccine strain

Liu, Y., Wu, B., Weinstock, G., Walker, D. H. & Yu, X. J., Nov 20 2014, In : PloS one. 9, 11, e113285.

Research output: Contribution to journalArticle

3 Scopus citations

Interactions of Pathogens with the Host

Walker, D., Jan 1 2014, Pathobiology of Human Disease: A Dynamic Encyclopedia of Disease Mechanisms. Elsevier Inc., p. 214-216 3 p.

Research output: Chapter in Book/Report/Conference proceedingChapter

Mechanisms of immunity to rickettsia and implications for vaccine development

Walker, D., Jan 1 2017, In : Revista Colombiana de Ciencias Pecuarias. 30, p. 262-263 2 p.

Research output: Contribution to journalArticle

Mice lacking functional STAT1 are highly susceptible to lethal infection with Lassa virus

Yun, N. E., Seregin, A. V., Walker, D. H., Popov, V. L., Walker, A. G., Smith, J. N., Miller, M., de la Torre, J. C., Smith, J. K., Borisevich, V., Fair, J. N., Wauquier, N., Grant, D. S., Bockarie, B., Bente, D. & Paessler, S., 2013, In : Journal of virology. 87, 19, p. 10908-10911 4 p.

Research output: Contribution to journalArticle

32 Scopus citations
36 Scopus citations