Chicken peripheral blood lymphocytes (PBLs) show morphological and biochemical
features of apoptosis (programmed cell death) when infected in vitro with infectious bursal …

Groups of specific pathogen-free chickens aged 3 weeks were inoculated with one of three
strains of infectious bursal disease virus (IBDV), namely:(1) a classical virulent strain, IM …

The ability of infectious bursal disease virus (IBDV) serotypes 1 and 2, and the role of VP4 of
both serotypes as well as the capacity of three IBDV intermediate serotype 1-specific …

Fifteen-day-old fertile eggs (specific pathogen-free) were inoculated with the infectious
bursal disease virus (IBDV) by the allantoic route and were opened and examined 2, 4 or 6 …

The kinetics of infectious bursal disease virus (IBDV) replication and induction of apoptosis
were investigated in vitro and in vivo. After infection of chicken embryo (CE) cells with IBDV …

Infections of young chickens with infectious bursal disease virus (IBDV) result in depletion of
lymphoid cells of the bursa of Fabricius (BF) due to necrosis and apoptotic processes …

Infectious bursal disease virus (IBDV) causes severe immunodeficiency in young chickens
by destroying the precursors of antibody-producing B cells in the bursa of Fabricius. It has …

Two-week-old specific pathogen-free chickens were infected with the infectious bursal
disease virus by the ocular route. Immediately, and at 4 and 8 days after infection, groups of …

The effects of the infectious bursal disease virus (IBDV) on chicken heterophils and
macrophages are reported. Short-term incubation of IBDV with heterophils causes an …

A pathogenic isolate of infectious bursal disease virus (IBDV) caused persistent and
extensive lesions in the bursa but mild and transient lesions in the thymuses of chickens of …