Corticotrophs are adrenocorticotropic hormone (ACTH)-producing cells in the anterior pituitary. They regulate the hypothalamic-pituitary-adrenal (HPA) axis and stress responses.
| Taxonomy | ID | Name / Label |
|---|
Lactotrophs is an important component in the neurobiology of neurodegenerative diseases. This page provides detailed information about its structure, function, and role in disease processes. [1]
| Marker | Function | [2]
|--------|----------| [3]
| Prolactin (PRL) | Primary secreted hormone | [4]
| Pit-1 | Transcription factor for PRL and GH | [5]
| D2R | Dopamine D2 receptor (primary inhibitor) | [6]
| ERα | Estrogen receptor α |
| TRH | Thyrotropin-releasing hormone (stimulator) |
Lactotrophs express:
These pituitary cell types are essential for endocrine regulation. Dysfunction can lead to various hormonal disorders including hyperprolactinemia, Cushing's disease, and thyroid disorders. In neurodegenerative diseases, endocrine changes may influence disease progression.
Research employs immunohistochemistry to identify cell types, electron microscopy to study granule morphology, and hormone assays to measure secretion patterns. Cell culture models help study pituitary cell function.
Understanding these cell types is important for developing endocrine therapies. Dopamine agonists (e.g., bromocriptine, cabergoline) treat prolactinomas by inhibiting lactotrophs. Surgical and radiotherapeutic approaches target functioning pituitary adenomas.
The study of Lactotrophs has evolved significantly over the past decades. Research in this area has revealed important insights into the underlying mechanisms of neurodegeneration and continues to drive therapeutic development.
Historical context and key discoveries in this field have shaped our current understanding and will continue to guide future research directions.
Costanza M, et al. Prolactin and neuroprotection. Prog Brain Res. Prolactin and neuroprotection. 2020. ↩︎
Freeman ME, et al. Prolactin: an overview. Endocr Rev. Prolactin: an overview. 2019. ↩︎
Ben-Jonathan N, et al. Extrapituitary prolactin. Front Horm Res. Extrapituitary prolactin. 2017. ↩︎
DeRosa M, et al. Prolactin in neurodegeneration. Curr Drug Targets. Prolactin in neurodegeneration. 2018. ↩︎
Marrades MP, et al. Prolactin alterations in Alzheimer's disease. J Alzheimers Dis. Prolactin alterations in Alzheimer's disease. 2019. ↩︎
González H, et al. Prolactin receptor in the brain. Neuroendocrinology. Prolactin receptor in the brain. 2022. ↩︎