Table 1.

Endosialin cell surface expression of 15 human sarcoma cell lines was assessed by flow cytometry

Cell line designationSarcoma subtypeSourceAge of patient (y)Endosialin status
A-673Ewing's sarcoma*Muscle15Positive
HOSOsteosarcomaBone13Positive
Hs 414.TFibrosarcomaConnective tissue13Positive
Hs 93.TFibrosarcomaConnective and soft tissue12Positive
Hs729TRhabdomyosarcomaConnective tissue74Positive
SW872Liposarcoma*Connective tissue36Positive
SW982Synovial sarcoma*25Positive
A204RhabdomyosarcomaMuscle1Negative
HT-1080FibrosarcomaConnective tissue35Negative
RC13RhabdomyosarcomaMuscle17Negative
RDRhabdomyosarcomaMuscleFetusNegative
SK-LMS-1LeiomyosarcomaVulva43Negative
SK-UT-1LeiomyosarcomaUterus75Negative
SW1353ChondrosarcomaBone, right humerus72Negative
VA-ES-BJEpithelioid carcinomaBone marrow metastasis41Negative
  • NOTE: Seven of the 15 lines were positive for endosialin. There was no correlation with sarcoma subtype, source of tumor tissue, or patient age.

  • * Cell lines that underwent cytogenetic analysis (Table 2).