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A few cases of carcinoid along with rare case of each of melanoma, endometrial and prostate cancer showed moderate cytoplasmic positivity. Remaining tumour tissues were negative.
Rare cases of colorectal, testicular and urothelial cancers showed weak to moderate nucleolar immunoreactivity. Remaining cancer tissues were negative.
GENE INFORMATION
Gene name
PPFIA4
Synonyms
Description
Protein tyrosine phosphatase, receptor type, f polypeptide (PTPRF), interacting protein (liprin), alpha 4 (HGNC Symbol)
Entrez gene summary
PPFIA4, or liprin-alpha-4, belongs to the liprin-alpha gene family. See liprin-alpha-1 (LIP1, or PPFIA1; MIM 611054) for background on liprins.[supplied by OMIM, Mar 2008]