D
Deanna Toema
Researcher at University of Maryland, Baltimore
Publications - 5
Citations - 651
Deanna Toema is an academic researcher from University of Maryland, Baltimore. The author has contributed to research in topics: Salmonella & Population. The author has an hindex of 4, co-authored 5 publications receiving 497 citations.
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Journal ArticleDOI
Use of quantitative molecular diagnostic methods to identify causes of diarrhoea in children: a reanalysis of the GEMS case-control study
Jie Liu,James A Platts-Mills,Jane Juma,Furqan Kabir,Joseph Nkeze,Catherine Okoi,Darwin J. Operario,Jashim Uddin,Shahnawaz Ahmed,Pedro L. Alonso,Martin Antonio,Stephen M. Becker,William C. Blackwelder,Robert F. Breiman,Abu Syed Golam Faruque,Barry S. Fields,Jean Gratz,Rashidul Haque,Anowar Hossain,M. Jahangir Hossain,Sheikh Jarju,Farah Naz Qamar,Najeeha Talat Iqbal,Brenda Kwambana,Inacio Mandomando,Timothy L. McMurry,Caroline Ochieng,John B. Ochieng,Melvin Ochieng,Clayton Onyango,Sandra Panchalingam,Adil Kalam,Fatima Aziz,Shahida Qureshi,Thandavarayan Ramamurthy,James H Roberts,Debasish Saha,Samba O. Sow,Suzanne Stroup,Dipika Sur,Boubou Tamboura,Mami Taniuchi,Sharon M. Tennant,Deanna Toema,Yukun Wu,Anita K. M. Zaidi,James P. Nataro,Karen L. Kotloff,Myron M. Levine,Eric R. Houpt +49 more
TL;DR: A quantitative molecular diagnostic approach improved population-level and case-level characterisation of the causes of diarrhoea and indicated a high burden of disease associated with six pathogens, for which targeted treatment should be prioritised.
Journal ArticleDOI
Detection of Typhoidal and Paratyphoidal Salmonella in Blood by Real-time Polymerase Chain Reaction
Sharon M. Tennant,Deanna Toema,Farah Naz Qamar,Najeeha Talat Iqbal,Mary Adetinuke Boyd,Joanna M. Marshall,William C. Blackwelder,Yukun Wu,Farheen Quadri,Asia Khan,Fatima Aziz,Kumail Ahmad,Adil Kalam,Ehtisham Asif,Shahida Qureshi,Erum Khan,Anita K. M. Zaidi,Myron M. Levine +17 more
TL;DR: It is recommended that future field trials of this clyA-based real-time polymerase chain reaction (qPCR) method and other novel diagnostics that detect typhoidal and nontyphoidal Salmonella employ multiple methodologies to define a "positive" sample.
Journal ArticleDOI
Adaptation of red blood cell lysis represents a fundamental breakthrough that improves the sensitivity of Salmonella detection in blood
Mary Adetinuke Boyd,Sharon M. Tennant,Johan H. Melendez,Deanna Toema,James E. Galen,Chris D. Geddes,Myron M. Levine +6 more
TL;DR: Evaluated various blood treatment methods that could be used prior to PCR, real‐time PCR or MAMEF to increase sensitivity of detection of Salmonella.
Journal ArticleDOI
Immunogenicity and efficacy following sequential parenterally-administered doses of Salmonella Enteritidis COPS:FliC glycoconjugates in infant and adult mice.
Scott M Baliban,Brittany Curtis,Deanna Toema,Sharon M. Tennant,Myron M. Levine,Marcela F. Pasetti,Raphael Simon +6 more
TL;DR: It is found that significant protection could be achieved with two COPS:FliC doses, despite elicitation of modest serum anti-COPS IgG antibody titers, which guide potential immunization strategies that may be translated to develop a human pediatric iNTS vaccine for sub-Saharan Africa.
Journal ArticleDOI
The Clinical Presentation of Culture-positive and Culture-negative, Quantitative Polymerase Chain Reaction (qPCR)-Attributable Shigellosis in the Global Enteric Multicenter Study and Derivation of a Shigella Severity Score: Implications for Pediatric Shigella Vaccine Trials.
Patricia B Pavlinac,James A Platts-Mills,Kirkby D Tickell,Jie Liu,Jane Juma,Furqan Kabir,Joseph Nkeze,Catherine Okoi,Darwin J. Operario,Jashim Uddin,Shahnawaz Ahmed,Pedro L. Alonso,Martin Antonio,Stephen Becker,Robert F. Breiman,Abu Syed Golam Faruque,Barry S. Fields,Jean Gratz,Rashidul Haque,Anowar Hossain,M Jahangir Hossain,Sheikh Jarju,Farah Naz Qamar,Najeeha Talat Iqbal,Brenda Kwambana,Inacio Mandomando,Timothy L. McMurry,Caroline Ochieng,John B. Ochieng,Melvin Ochieng,Clayton Onyango,Sandra Panchalingam,Adil Kalam,Fatima Aziz,Shahida Qureshi,Thandavarayan Ramamurthy,James H Roberts,Debasish Saha,Samba O. Sow,Suzanne Stroup,Dipika Sur,Boubou Tamboura,Mami Taniuchi,Sharon M. Tennant,Anna Roose,Deanna Toema,Yukun Wu,Anita K. M. Zaidi,James P. Nataro,Myron M. Levine,Eric R. Houpt,Karen L. Kotloff +51 more
TL;DR: A composite severity score consistent with severe disease or dysentery may be a pragmatic clinical endpoint for severe shigellosis in vaccine trials.