avidity antibody

a·vid·i·ty an·ti·bod·y

the sum total of the functional binding strength between a polyvalent and its antibody antigen. The total binding strength represents the sum strength of all the affinity bonds.
References in periodicals archive ?
Gammadelta T cells (i) Fetal gammadelta T cells differentiate and expand in setting of congenital CMV infection (ii) Produce IF-[gamma] and other cytokines (iii) Role in protection of fetus, control of virus not clear Antibody (i) Variability in maternal antibody response based on viral strain variation, possibly TLR polymorphisms (ii) Expression of neonatal Fc receptor may paradoxically promote transcytosis of CMV particles across syncytiotrophoblast by low-avidity antibody (iii) High avidity antibody may neutralize CMV at placental interface (iv) Transplacental transfer of therapeutic neutralizing antibody may improve outcome of infected fetus