GCSE Biology (AQA)

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Uses of Monoclonal Antibodies

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Infection and Response Monoclonal Antibodies

Uses of Monoclonal Antibodies

2:09 Monoclonal Antibodies
Spec 4.3.2.2
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  • Monoclonal antibodies have varied uses including diagnosis, measurement of chemical levels, molecule identification, and disease treatment.
  • For exams, it's important to describe how monoclonal antibodies are used and how they function.
  • Specific tests involving monoclonal antibodies are examples and not required to be memorized for exams.
  • Monoclonal antibodies are used in pregnancy tests by measuring hormone levels in urine.
  • They are utilized in labs to test blood for hormone levels and pathogens like chlamydia and HIV.
  • Lateral flow tests for coronavirus also employ monoclonal antibodies and can be used at home or in a lab.
  • In research, scientists can attach fluorescent dyes to monoclonal antibodies to locate and identify specific molecules in cells or tissues.
  • Monoclonal antibodies are used as targeted treatments for diseases, including cancer.
  • Herceptin, a drug used for breast cancer treatment, is an example of a monoclonal antibody that delivers treatment directly to cancer tumors.
  • Monoclonal antibodies can be bound to radioactive substances, toxic drugs, or chemicals that inhibit cell growth and division.
  • The principle of monoclonal antibodies is to deliver drugs, chemicals, or radioactive substances specifically to target areas like cancer cells without harming other cells.

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