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Byron drinks five or more cups of coffee each day during the week.On Saturday and Sunday mornings, when he sleeps in late, he often has a headache when he gets up, and it only goes away after he drinks some coffee.It is likely that Byron is experiencing
Immune Response
A complex biological reaction of the body against pathogens, such as bacteria and viruses, involving specialized cells and antibodies to protect against infection and disease.
Pre-T Cells
Immature T cells that are in the process of developing their specificity and functionality in the thymus.
Pre-B Cells
Immature B cells undergoing maturation in the bone marrow, important for the adaptive immune system.
Negative Selection
A process in immunology where self-reactive T or B cells are eliminated during development, preventing autoimmune diseases.
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