I reported previously (31st Dec) on Israel’s Savicell and its ImmunoBiopsy blood test for detecting early stage lung cancer. Savicell’s test checks for the metabolic reactions that the immune system produces when it detects and attacks a tumor. Experts say the method is very promising.
https://www.timesofisrael.com/startup-says-its-blood-test-can-detect-early-stage-lung-cancer/