Sixten Franzén was a Swedish

Sweden

Sweden , officially the Kingdom of Sweden , is a Nordic country on the Scandinavian Peninsula in Northern Europe. Sweden borders with Norway and Finland and is connected to Denmark by a bridge-tunnel across the Öresund....

 scientist, and a leading cancer

Cancer

Cancer , known medically as a malignant neoplasm, is a large group of different diseases, all involving unregulated cell growth. In cancer, cells divide and grow uncontrollably, forming malignant tumors, and invade nearby parts of the body. The cancer may also spread to more distant parts of the...

 researcher of the 1950s and 1960s, who made great contributions by inventing pointcytology

Cell biology

Cell biology is a scientific discipline that studies cells – their physiological properties, their structure, the organelles they contain, interactions with their environment, their life cycle, division and death. This is done both on a microscopic and molecular level...

. He was originally criticized by colleagues for practicing pseudoscience

Pseudoscience

Pseudoscience is a claim, belief, or practice which is presented as scientific, but which does not adhere to a valid scientific method, lacks supporting evidence or plausibility, cannot be reliably tested, or otherwise lacks scientific status...

 but was later turned out to be right.

Sources

Utvald att leva (English: Chosen to live), Bonniers 1996, by Jerzy Einhorn

Jerzy Einhorn

Jerzy Einhorn was a Polish-born Swedish medical doctor, researcher and politician . His Hebrew name was Chil Josef, after his paternal grandfather....

, a brief passage by Dr. Einhorn who worked with Franzén.