… levels of neutralizing antibodies are required to completely block infection. However, even
modest levels of antibody … Understanding the exact level of protective antibody becomes even …

… immunity above a protective level. The durability of antibody responses after infection or …
determine the duration of protective humoral immune responses unless a minimum number …

… to surface antibody level. The data support the use of the peak antibody response as the best
… There has been debate over the level of antibody induced by vaccination that is protective …

… In the presence of an antibody response within the protective range, the extent of the T
cell response correlated more accurately with reduced morbidity in vaccinated ferrets. …

… of responses, while right panel enumerates the different tools developed thanks to our
knowledge of antibody responses… At least 30% of patients have no detectable antibody levels and …

… To test this hypothesis, we pharmacologically reproduced the same corticosterone levels
produced by stress in an unstressed rat. Interestingly, corticosterone injection had no effect on …

… infection is because they generate low levels of specific and complement-fixing antibodies;
in contrast to other viruses (11, 35), a strong antibody response is critical to the control of …

… -level antigen-driven T- and B-cell responses, resulting in elevated serum or mucosal titers of
protective antibodies or of … In contrast, if ELISA antibody responses were monitored or if the …

… antibodies via milk and placenta (6, 10), protective antibodies of adaptive immune responses
… whether persistent antibody responses of mucosal immune responses are maintained by …

… A live attenuated RSV vaccine would likely be given at multiple intervals during the first 6
months of life [2, 47], which might ensure the development of protective antibody responses at …