Examlex
What is the process in which high-frequency sound waves scan the mother's womb to produce an image of the unborn baby,whose size and shape can then be assessed?
Adaptive Immunity
The aspect of immunity that is developed as a result of exposure to a pathogen, providing long-term protection and memory against specific pathogens.
Cytotoxic T Cells
A type of immune cell that kills cancer cells, cells that are infected (particularly with viruses), or cells that are damaged in other ways.
Natural Killer Cells
A type of lymphocyte (white blood cell) and a component of innate immune system, involved in the early defense against viruses and tumors by directly attacking cells that have been infected or transformed.
Perforins
Proteins produced by certain immune cells that create pores in the membrane of target cells, leading to cell death.
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