So far, six animal species are known to carry transmissible, “parasitic” forms of cancer, but researchers are still mystified as to how cancer can become infectious.
Researchers found that allegedly noncoding genetic material carries the instructions for many peptides that may help harness the immune system to fight cancer.
Only a handful of contagious cancers are known to exist, yet they have attracted an increasing number of researchers worldwide trying to understand how and why they arise.