immune cells from an immunized individual can be used to transfer immunity
Passive immunity
can be acquired w/o the immune system being challenged with an antigen.
can be acquired naturally or artificially by transfer of serum or gamma-globulins from an immune donor to a nonimmune individual.
Naturally acquired passive immunity
immunity is transferred from mother to fetus through placental transfer of immunoglobulin G (IgG) or colostral transfer of IgA
Artificially acquired passive immunity
often transferred artificially by injection with gamma-globulins from an immune animal.
Active immunity
immunity produced by the body following exposure to antigens.
naturally acquired active immunity
occurs through exposure to different pathogens, which leads to subclinical or clinical infections that result in a protective immune response against these pathogens.
Artificially acquired active immunity
administering live of dead pathogens of their components,
What are the function of probiotics in dentistry?
Eliminating the harmful bacteria element by altering the flora in the oral cavity.
Is an aid in achieving healthy flora in the oral cavity.
another primary preventative treatment modality for the common chronic infectious disease dental caries.
Acts by removing harmful oral pathogens is called targeted antimicrobials.
What is gene therapy?
The treatment of disease by replacing, altering, or supplementing a gene that is absent or abnormal and whose absence or abnormality is responsible for a disease.