<prompt> In HIV window period indicates -Time period between infection and onset of first symptomsTime period bebtween infection and detection of antibodies against HIVTime period between infection and minimum multiplication of the organismTime period between infection and maximum multiplication of the organism  <response>: It may take 2-8 weeks to months for antibodies to occur after infection and during pa of this period the individual may be highly infectious. This seronegative infective stage is window period. REF:ANANTHANARAYAN AND PANIKERS TEXTBOOK OF MICROBIOLOGY 9TH EDITION PAGE NO:579 