SF1
Also known as: Steroidogenic Factor 1
Use
SF1 (Steroidogenic Factor‑1) is expressed in all steroidogenic tissues—including the adrenal cortex, testicular Sertoli and Leydig cells, ovarian theca, hypothalamus, and anterior pituitary—and serves as a highly valuable immunohistochemical marker for determining adrenocortical origin.
Special Instructions
Not provided.
Limitations
Not provided.
New York Approved
Methodology
Immunoassay (IHC)
Biomarkers
Result Turnaround Time
1 day
Related Documents
For more information, please review the documents below
Specimen
Tissue (FFPE)
Volume
Not provided
Minimum Volume
Not provided
Collection Instructions
Preferred: formalin‑fixed, paraffin‑embedded (FFPE) tissue block. Alternatively: one unbaked, unstained H&E slide (required) plus two to three positively charged unstained slides (4‑5 microns) per test/antibody ordered; block and slide identifiers must match requisition.
Storage Instructions
Use cold pack for transport, ensuring cold pack is not in direct contact with specimen; NYS clients provide date and time of collection.