Identifies: Inhibin-alpha, a hormone component that joins either the beta A or beta B subunit to form a pituitary FSH secretion inhibitor. It is expressed by, and can be used as a marker of, granulosa cells and granulosa cell and other sex cord stromal tumors, as well as adrenal cortical cells and tumors.
Subcellular Localization: Cytoplasmic
CPT Code(s): 88342 or 88341 (reference only; CPTs may vary)
Turnaround Time: Within 1-2 business days of receipt
Schedule: Monday - Friday
• Formalin-fixed, paraffin-embedded (FFPE) tissue block or cell block - OR -
• 1 unstained slide for each test requested plus 3-4 additional unstained slides cut at 4µm