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Author

  • David Walker
2015

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 journalReview article

15 Scopus citations
2012

New insight into immunity and immunopathology of Rickettsial diseases

Mansueto, P., Vitale, G., Cascio, A., Seidita, A., Pepe, I., Carroccio, A., Di Rosa, S., Rini, G. B., Cillari, E. & Walker, D. H., 2012, In : Clinical and Developmental Immunology. 2012, 967852.

Research output: Contribution to journalReview article

81 Scopus citations
2016

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
2013

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
2012

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 journalArticle

16 Scopus citations
2014

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
2016

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 journalArticle

13 Scopus citations
2013

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 proceedingChapter

2016

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
2019

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 journalArticle

6 Scopus citations
2012
18 Scopus citations
2014

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

2016

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
2015

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

2014

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
2013

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
2019

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

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
2014

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

2016
9 Scopus citations

Opossums and cat fleas: New insights in the ecology of murine typhus in Galveston, Texas

Blanton, L. S., Idowu, B. M., Tatsch, T. N., Henderson, J. M., Bouyer, D. H. & Walker, D. H., Aug 2016, In : American Journal of Tropical Medicine and Hygiene. 95, 2, p. 457-461 5 p.

Research output: Contribution to journalArticle

27 Scopus citations
2019

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 journalArticle

3 Scopus citations
2013

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

2020
Open Access
2012

Letters to the editor

Walker, D., Mar 2012, In : Archives of Pathology and Laboratory Medicine. 136, 3, p. 235-236 2 p.

Research output: Contribution to journalLetter

2015

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

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 journalArticle

23 Scopus citations
2014

Rickettsia felis and changing paradigms about pathogenic rickettsiae

Labruna, M. B. & Walker, D. H., Oct 1 2014, In : Emerging infectious diseases. 20, 10, p. 1768-1769 2 p.

Research output: Contribution to journalLetter

20 Scopus citations
2016

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 proceedingChapter

2019

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
2020

Recent research milestones in the pathogenesis of human rickettsioses and opportunities ahead

Narra, H. P., Sahni, A., Walker, D. H. & Sahni, S. K., Jun 2020, In : Future Microbiology. 15, 9, p. 753-765 13 p.

Research output: Contribution to journalReview article

2012

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 proceedingChapter

2019

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
2014

Rickettsia rickettsii and Other Spotted Fever Group Rickettsiae (Rocky Mountain Spotted Fever and Other Spotted Fevers)

Walker, D. & Blanton, L., Aug 28 2014, Mandell, Douglas, and Bennett's Principles and Practice of Infectious Diseases. Elsevier Inc., Vol. 2. p. 2198-2205 8 p.

Research output: Chapter in Book/Report/Conference proceedingChapter

4 Scopus citations

Rickettsia typhi (Murine Typhus)

Blanton, L., Dumler, J. S. & Walker, D., Aug 28 2014, Mandell, Douglas, and Bennett's Principles and Practice of Infectious Diseases. Elsevier Inc., Vol. 2. p. 2221-2224.e2

Research output: Chapter in Book/Report/Conference proceedingChapter

5 Scopus citations
2015

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 journalArticle

30 Scopus citations
2016

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
2020

The guinea pig model for tick-borne spotted fever rickettsioses: A second look

Stokes, J. V., Walker, D. H. & Varela-Stokes, A. S., Nov 2020, In : Ticks and Tick-borne Diseases. 11, 6, 101538.

Research output: Contribution to journalReview article

Open Access
2012

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 journalArticle

148 Scopus citations
2014
65 Scopus citations
2012

Human ehrlichioses and rickettsioses in Cameroon

Ndip, LN., Ndip, R., Walker, D. H. & McBride, J. W., 2012, Current Topics in Tropical Medicine. p. 25-42

Research output: Chapter in Book/Report/Conference proceedingChapter

2014

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
2013

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 journalArticle

8 Scopus citations
2014

Rickettsia prowazekii (Epidemic or Louse-Borne Typhus)

Blanton, L. & Walker, D., Aug 28 2014, Mandell, Douglas, and Bennett's Principles and Practice of Infectious Diseases. Elsevier Inc., Vol. 2. p. 2217-2220.e1

Research output: Chapter in Book/Report/Conference proceedingChapter

2016

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
2013

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 journalReview article

57 Scopus citations
2014

Principles of Diagnosis of Infectious Diseases

Walker, D., Jan 1 2014, Pathobiology of Human Disease: A Dynamic Encyclopedia of Disease Mechanisms. Elsevier Inc., p. 222-225 4 p.

Research output: Chapter in Book/Report/Conference proceedingChapter

2013

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 journalReview article

129 Scopus citations
2019
1 Scopus citations