... called p53H, expresses a defective version of the p53 protein.
When mice had the p53H mutation on both ... copies of Mdm2. Mice with the double-mutant p53 that also had no Mdm2 died sooner and developed ...
... to be "more dangerous, with a higher chance of negatively affecting the function of the p53 protein," Marian says.
While either transition or transversion mutations were found in premenopausal with ...
... shown to have cancer preventive activity.
The researchers found that PEITC not only decreases the level of mutated p53 protein in tumor cells, but also restores the "wild type" or normal activity to ...
... mice with a biochemical tag attached to every p53 protein expressed. After first assuring that the tagged ... led to greatly reduced ubiquitin targeting of p53.
An analogous system in fruit flies showed ...
... cell cycle arrest and the death of cells with damaged DNA. In its active form, p53 protein is a tetramer, that is to say it is formed by four identical copies of proteins bound together, which has ...
... human genes, but the immune system makes proteins known as antibodies that recognize billions of different ... turned on two groups of genes: one, headed by the p53 protein, pushes the cell toward self- ...
... placental gene, SENP2, to the well-known p53 protein, which is defective in 50 percent of all cancers. ... SENP2 indirectly regulates p53 activity through another protein called Mdm2, which was already ...
... so they can repair their DNA successfully. However, p53 has additional functions during the process of blood cell ... researchers identified two new targets of the p53 protein – Necdin and Gfi-1 – tumor ...
... , called antisense RNA, the presence of which is necessary for the production of sufficient quantities of p53 protein in the event of DNA damage.
According to Marianne Farnebo, one of the scientists ...
... , called antisense RNA, the presence of which is necessary for the production of sufficient quantities of p53 protein in the event of DNA damage.
According to Marianne Farnebo, one of the scientists ...
... first time a miRNA has been shown to directly affect the p53 protein level, although researchers have previously ... whether any miRNAs directly affect p53, Le, who is a joint graduate student in Lodish' ...
... -M scientists show that the expression of mutant p53 protein is a marker for glioma cells in all stages ... glioblastoma.
"Then we asked, does mutant p53 have any role in tumor initiation and progression ...
