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Interleukin-28B (IL28B)

Overview Interleukin-28B (IL28B) is a gene located on the long arm of chromosome 19 and encodes interferon lambda-3 (IFN-λ3), a member of the type III...

Interferon Regulatory Factor 4 (IRF4)

Overview Interferon Regulatory Factor 4 (IRF4), also known as Multiple Myeloma Oncogene 1 (MUM1), is a key transcription factor belonging to the interferon regulatory factor...

Intact Parathyroid Hormone (Intact PTH)

Overview Intact Parathyroid Hormone (Intact PTH) is a polypeptide hormone secreted by the chief cells of the parathyroid glands. It plays a central role in...

Insulin Tolerance Test (ITT)

Overview The Insulin Tolerance Test (ITT) is a dynamic endocrine test used to assess the integrity of the hypothalamic–pituitary–adrenal (HPA) axis and growth hormone (GH)...

Insulin like Growth Factor 1

Overview Insulin like Growth Factor 1 (IGF-1), also known as Somatomedin C, is a peptide hormone that plays a central role in growth, development, and...