To develop new drugs and determine what treatments are most appropriate for
different tumor stages, scientists need to work out what changes occur at a molecular and genetic level as a tumor progresses.
Not exact matches
Efforts aimed at finding better drug regimens would therefore greatly benefit from a mouse model with an intrinsic marker that can indicate
different stages of pancreatic
tumor formation leading to cancer and reflect the effects exerted by novel drug candidates.
Levels of a small non-coding RNA molecule called let - 7 appear to define
different stages of cancer better than some of the «classical» markers for
tumor progression, researchers from the University of Chicago report in the June 25, 2007, early online edition of the Proceedings of the National Academy of Sciences.
In their early
stages, mammary
tumors are hormone dependent, but the hormones involved are
different in
different species.
The men with cancer had
different stages of the disease from low - risk
tumors to high - risk
tumors.
More often than not, a single dog will have multiple
tumors in its 10 mammary glands, each at a
different stage of progression.
Any type of prognosis for the effectiveness of treatment and the future of the disease depends upon
different and varying criteria including a
tumor's resistance to treatment, the cell type of the
tumor,
tumor stage and size, and how much the
tumor has progressed prior to detection.