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Thymus
The thymus is a specialized primary lymphoid organ located in the anterior superior mediastinum, behind the sternum and in front…
Adrenal Gland
The adrenal glands are small, triangular-shaped endocrine organs located on top of each kidney. Despite their relatively small size—typically measuring…
Parathyroid Gland
The parathyroid glands are small, oval-shaped endocrine glands located in the neck, typically positioned on the posterior surface of the…
Gonadotropin-Releasing Hormone
Gonadotropin-releasing hormone (GnRH) is a decapeptide neurohormone produced by specialized neurons in the hypothalamus, and it serves as the central…
Testosterone
Testosterone is a potent steroid hormone belonging to the class of androgens, which are primarily responsible for the development and…
Prolactin
Prolactin is a peptide hormone primarily produced by the lactotroph cells of the anterior pituitary gland, with smaller amounts synthesized…
Follicle-Stimulating Hormone
Follicle-stimulating hormone (FSH) is a key glycoprotein hormone secreted by the anterior pituitary gland and is essential for the normal…
Luteinizing Hormone
Luteinizing hormone (LH) is a critical glycoprotein hormone secreted by the anterior pituitary gland and plays an essential role in…
Cortisol
Cortisol is a vital glucocorticoid hormone produced by the adrenal cortex, specifically the zona fasciculata of the adrenal glands. It…
Adrenocorticotropic Hormone
Adrenocorticotropic hormone (ACTH), also known as corticotropin, is a crucial peptide hormone produced and secreted by the anterior pituitary gland. …
Thyroid-Stimulating Hormone (TSH)
Thyroid-stimulating hormone (TSH), also known as thyrotropin, is a critical glycoprotein hormone secreted by the anterior pituitary gland. Its primary…
Somatotropin
Somatotropin is also known as Growth hormone. For more detailed information, please visit the article Growth Hormone, as the topic…
Growth Hormone
Growth hormone (GH), also known as somatotropin, is a peptide hormone produced by the anterior pituitary gland. It plays a…
Oxytocin
Oxytocin is a peptide hormone and neuropeptide that plays a crucial role in various physiological and behavioral processes, particularly in…
How Oxygen Shaped Life on Earth
The presence and gradual increase of oxygen in Earth’s atmosphere stands as one of the most profound events in the…