NATS 1670 Lecture Notes - Lecture 11: Botulism, Diphtheria, Immunodeficiency

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Plasma/serum is blood without cells (eg. antibodies and serological tests) Passive immunity: antibodies received from different people transferred from one individual to another. I. e. when maternal antibodies are transferred to the fetus through the placental transfer of immunoglobulin g. Immunoglobulin a transferred from breastfeeding mother through colostral transfer (coats the gastrointestinal tract) to protect newborns until their own immune system is properly functioning (process helps to expel meconium and help prevent buildup of bilirubin jaundice causing) I. e. short-term immunization achieved by transfer of antibodies (injection). Antibodies from another human or another immune animal. A snake bite would be an instance where an antidote, an antibody, used to save lives in hospital. Must be done quickly but is not a life lasting immunity. I. e. transfer of mature circulating lymphocytes, requiring histocompatible donors. Technique used in humans to treat certain diseases, cancers, and immunodeficiency. Activating our own cells (i. e. b cells) in a specific way against specific pathogens.

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