Most sensitive diagnostic test for dengue is ?
‘Neutralization Test- Most specific and sensitive serologic test for dengue viruses’
Serologic Diagnosis of Dengue for antibody detection:

Hemagglutination-inhibition (HI)
Complement fixation (CF)
Neutralization test (NT)
IgM capture ELISA (MAC-ELISA)
Indirect IgG ELISA.
IgM ELISA
Complement fixation test
Neutralization test
Electron microscopy