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Volume 19, Number 10—October 2013


Transition in the Cause of Fever from Malaria to Dengue, Northwestern Ecuador, 1990–2011

Sara G. Cifuentes1, James Trostle, Gabriel Trueba, Meghan Milbrath, Manuel E. Baldeón1, Josefina Coloma, and Joseph N.S. EisenbergComments to Author 
Author affiliations: Universidad San Francisco de Quito, Quito, Ecuador (S.G. Cifuentes, G. Trueba, M.E. Baldeón); Trinity College, Hartford, Connecticut, USA (J. Trostle); University of Michigan, Ann Arbor, Michigan, USA (M. Milbrath, J.N.S. Eisenberg); University of California Berkeley, Berkeley, California, USA (J. Coloma)

Main Article


Dengue virus in serum samples and blood spot samples, Ecuador

Specimen No. specimens No. positive
No. each dengue virus subtype
ELISA Reverse transcription PCR 1 2 3 4
Serum 36 10* 6† 0 5 1 0
Blood spot 41 Not applicable 7‡ 0 3 5 0

*Only 34 serum samples were tested by ELISA; only 1 of the 10 positive samples was also positive by PCR.
†Five samples were from male patients.
‡Three samples were from male patients. One patient was co-infected with both serotypes.

Main Article

1Current affiliation: Universidad de las Américas, Quito, Ecuador.