Abstract:
:The cytotoxicity of tumour-bearer serum against a transplanted aminoazodye-induced rat hepatoma was revealed using normal rat serum as the source of complement as assessed using a short-term 51Cr release test. The tumour-bearing rat was not deficient in a functional complement system and direct cytolysis against hepatoma cells was demonstrated following admixture of tumour cells and serum with no additional complement. No tumour growth was observed in animals receiving subcutaneous transfer of cells treated with tumour-bearer serum, although when heat-inactivated (56 C for 60 min) or normal sera were used, there was no modification of tumour development. The present findings indicate that the tumour-bearing animal contains both antibodies and complement sufficient for tumour lysis, although the full contribution of serum-mediated cytotoxicity in imposing immunological constraints upon tumour growth remains to be elucidated.
journal_name
Transplantationjournal_title
Transplantationauthors
Price MR,Höffken K,Baldwin RWdoi
10.1097/00007890-197908000-00014subject
Has Abstractpub_date
1979-08-01 00:00:00pages
140-3issue
2eissn
0041-1337issn
1534-6080journal_volume
28pub_type
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