In fact, it is thought that common chemotherapies, targeting the fast - dividing cells, leave the relatively slow -
dividing tumor stem cells unharmed and thus pave the way for an eventual relapse.
Not exact matches
The cancer
stem cell model differs from the traditional idea that
tumor growth is equal opportunity — that is, any and all cancerous cells can
divide and cause the
tumor to grow and spread.
In a study of mice, scientists from the David Geffen School of Medicine at UCLA discovered that boosting the animals» cholesterol levels spurred intestinal
stem cells to
divide more quickly, enabling
tumors to form 100 times faster.
Many
tumors seem to have
stem cells inside them that
divide to keep the
tumor going.
«Our results are the first to provide insight into ways of targeting multiple brain metastatic deposits with
stem - cell - loaded oncolytic viruses that specifically kill
dividing tumor cells.»
Studying cells from the stomach and pancreas in humans and mice, as well as mouse kidney and liver cells, and cells from more than 800
tumor and precancerous lesions in people, the researchers found when tissue is injured by infections or trauma, mature cells can revert back to a
stem - cell state in which they
divide repeatedly.