The phagocytic cells of the immune system include macrophages, neutrophils, and dendritic cells. Phagocytosis of the hostsâ own cells is common as part of regular tissue development and maintenance.hese are immune cells that engulf, i.e. phagocytose, pathogens or particles. To engulf a particle or pathogen, a phagocyte extends portions of its plasma membrane, wrapping the membrane around the particle until it is enveloped (i.e. the particle is now inside the cell).
ACIP recommends that all children receive 2 doses of varicella vaccine routinely. The first dose should be given at age 12 through 15 months and the second dose at age 4 through 6 years.
Talk to your doctor if you have questions about the vaccine. It's given to children at 12 months to 18 months of age and again between 4 years and 6 years of age. The following people should probably receive the varicella vaccine if they have never had chickenpox:1  Older children, adolescents and adults.t's given to children at 12 months to 18 months of age and again between 4 years and 6 years of age. The following people should probably receive the varicella vaccine if they have never had chickenpox: 1  Older children, adolescents and adults.