Category: Thyroid

Evidence of the protective effect of smoking against thyroid cancer

Cigarette smoking and the risk of thyroid cancer. Kreiger N, Parkes R. Cigarette smoking and the risk of thyroid cancer. Eur J Cancer. 2000 Oct;36(15):1969-73. doi: 10.1016/s0959-8049(00)00198-2. PMID: 11000579. Thyroid cancer risk and smoking status: a meta-analysis. Cancer Causes Control Cho YA, Kim J. Thyroid cancer risk and smoking status: a meta-analysis. Cancer Causes Control.…
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January 23, 2024
Triiodothyronine, aka T3

Triiodothyronine, also known as T3, is a thyroid hormone. It affects almost every physiological process in the body, including growth and development, metabolism, body temperature, and heart rate. Bowen, R. (2010-07-24). “Physiologic Effects of Thyroid Hormones”. Colorado State University. Retrieved 2013-09-29. Production of T3 and its prohormone thyroxine (T4) is activated by thyroid-stimulating hormone (TSH), which is released from the anterior pituitary gland. This pathway is part of a closed-loop feedback process: Elevated…
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August 29, 2022
Calcitonin

Calcitonin is a 32 amino acid peptide hormone secreted by PARAFOLLICULAR CELLS (also known as C cells) of the thyroid (or endostyle) in humans and other chordates in the ultimopharyngeal body. It acts to reduce blood calcium (Ca2+), opposing the effects of PARATHYROID HORMONE (PTH). Its importance in humans has not been as well established as its importance in other animals, as its function is usually not significant in the…
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August 29, 2022