Assertion: lymphoma's cell | /r/HasProperty | characterized
Facets:
value: rarely
type: DEGREE
value: as having signet ring
type: OTHER
Source sentences:
text: Rarely, these neoplastic cells are characterized as having signet ring or spindle shaped nuclei, prominent cytoplasmic granules, multiple microvillus projections, or, when viewed by electron microscopy, tight juctions with other cells.