Glossary of Terms

Antibody - Immunoglobulin produced by B cells after antigenic stimulation and capable of reacting with the antigen that caused its production.
Antigen – Substance capable of inducing a specific immunologic response and of reacting with specific antibodies produced by that response.
Autoantibody – Antibody directed to self antigens
B Cells – Immune system white blood cell involved in the humoral response.
Endocrine – Glands that secrete hormones internally into the blood or lymph.
Graves’ Ophthalmopathy (GO) -  Eye disorder associated with Graves’ disease that has two components, a spastic disorder and a congestive infiltration.
Humoral – Soluble substances in body fluids. In immunology, it generally refers to immunoglobulins or complement components.
Hyperthyroidism – A sustained period of thyrotoxicosis.
Hypermetabolism – Increased metabolic rate.
Immunogen – Substance capable of inducing an immune system.
Immunoglobulin – Substance capable of balancing the immune system.
T4 and T3 Hormones – These hormones have an important action throughout the human body. They regulate many aspects of the metabolism, how many calories a person burns, how warm someone feels and how much someone weighs.
T Cells – Lymphocytes that regulate the immune system.
Thyroid- a large ductless gland in the neck that secretes hormones regulating growth and development through the rate of metabolism.
Thyrotoxicosis – Symptoms of excess thyroid activity.
Thyroxine-binding globulin (TBH) – The most important thyroid hormone carrier protein.