Examlex
The Hawthorne effect only applies to threats related to internal validity.
Dendritic Cells
Immune cells that process antigen material and present it on the cell surface to the T cells, functioning as messengers between the innate and adaptive immune systems.
Blood Typing
A method to determine an individual’s blood group, important for safe blood transfusions and understanding disease risk.
Antigens
Substances that trigger an immune response, prompting the production of antibodies by the body.
Inflammatory Response
A protective biological response of body tissues to harmful stimuli such as pathogens, damaged cells, or irritants; it is part of the immune response and involves redness, swelling, heat, and pain.
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