## Abstract The tumor‐specific antigen present in mouse mammary tumor MM102 was further purified by 75% ethanol (EtOH Ag fraction) and its biological activity and chemical composition were analysed. Recovery of the antigenic activity was 25%, and the antigenic activity was found to be purified 22‐f
Immunological studies on mouse mammary tumors. vi. further characterization of a mammary tumor antigen and its distribution in lymphatic cells of allogeneic mice
✍ Scribed by Shaoyuan Chang; Robert C. Nowinski; Kusuya Nishioka; Reiko F. Irie
- Publisher
- John Wiley and Sons
- Year
- 1972
- Tongue
- French
- Weight
- 533 KB
- Volume
- 9
- Category
- Article
- ISSN
- 0020-7136
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✦ Synopsis
Abstract
A new lymphatic cell antigen of some laboratory mice which also occurs as a tumor‐specific antigen of ascitic mammary tumors of C3H mice was discovered. This antigen is not present in normal cells of C3H/He mice and is therefore capable of eliciting tumor‐specific immune reactions in C3H/He mice carrying that particular tumor, and also appears as an alloantigen in many of the 24 strains of laboratory mice examined, such as C57Bl/6, AKR, C58, 129, C57L, H‐2H, 101, RF, SJL/J and Swiss mice.
The name “MM antigen” seems appropriate for this cross‐reacting antigen detected on the surface of lymphatic cells. The antigen is regulated by a dominant gene independent of other known alloantigens. A designation of the locus MMa was given for this newly discovered antigen.
The similarity and difference between this antigen and TL antigen are discussed.
📜 SIMILAR VOLUMES
An isografted tumor MM2, originating from a spontaneous mammary tumor in a CjlHIHelrnouse, killed 4-to 5-week-old mice within 30 days through intraperitoneal injection of 2 x lo4 cells per mouse. It was shown that resistance to the isografi was induced by injection of 1.5 x lo5 or 2.0 x lo5 tumor ce