Cyclin D1 (BCL1)

Detects the cell cycle regulator cyclin D1, overexpressed in most mantle cell lymphomas. Hairy cell leukemia and plasmacytomas may show weaker expression.

Synonyms
Turnaround Time
Tech-Only (stain only): 24 hrs
Methodology
IHC
Specimen Requirements

Tissue Block: Formalin-fixed, paraffin-embedded (FFPE) tumor block preferred.

Unstained Slides: Recommended 2 charged slides per stain requested (minimum of 1 slide per stain),baked or unbaked.

Fixation: Tissue must be fixed in 10% neutral buffered formalin for 6–72 hours.

Storage and Transportation

Use cold pack for transport. Make sure cold pack is not in direct contact with specimen.

CPT Codes
88341x1 or 88341x1; 88360x1