Posts tagged tumor
Brain tumors snack on cholesterol
Sep 19th
We all know cholesterol can be bad for us, and we need to watch our intake of eggs, cream and butter. But scientists have just discovered that some brain cancer cells love to snack on cholesterol too.
Researchers at the University of California Los Angeles and Ohio State University Comprehensive Cancer Center are investigating a new treatment for glioblastoma, the deadliest form of brain cancer. Their paper, out this week in Cancer Discovery, shows how blocking a mechanism involved in cell metabolism and triggered by a cancer gene can reduce brain tumors.
Glioblastoma affects about 18,500 Americans each year, with less than More >
HPV twist?
Nov 17th
Human Papilloma Virus (HPV) is a family of small, non-enveloped DNA viruses which infect epithelial cells, and of which there are over 100 subtypes. HPV is divided into two major categories, high risk types which includes types 16, 18, 31. 33, 35. 39, 45, and low risk types 6 and 11. HPV 16 is implicated in over 90% of cervical cancers and shown to be a causal factor in the development of the disease. HPV produces two oncoproteins, E6 and E7, which inactivate the cellular tumor suppressor proteins, p53 and pRB respectively. This allows it to disable two of the More >
