Using tumor profiling to better understand how patients» tumors become resistant to cancer therapy
Not exact matches
«Next generation sequencing tools were
used to
profile patients»
tumors,» said Razelle Kurzrock, MD, director of the Center for Personalized Cancer Therapy at UC San Diego Moores Cancer Center.
«We found a striking difference between the metabolic
profiles of poorly aggressive and highly aggressive ovarian
tumor cells, particularly with respect to their production and
use of the amino acid glutamine,» said lead researcher Deepak Nagrath of Rice.
One project involves probing Foundation Medicine's growing database of
tumor profiles for specific mutations and
using that information to either design drugs or to parse patients into clinical trials of the company's drugs, says Pao.
Rather than simply identifying a cancer by location or tissue type, researchers now
use advanced molecular
profiling tests to characterize
tumors, the proteins they express and the novel mutations they develop — known as neoantigens.
Such targets have recently been discovered in cell lines derived from aggressive childhood
tumors using phenotypic
profiling and RNAi screening.
Individual
profiles based on the analysis of each patient's
tumor cells revealed clinically relevant information that could be
used to prioritize the drugs most likely to be effective in these cases.
They envision
using this technique to create mice with
tumors carrying the same genetic
profile as a patient, then testing different drugs on them to see which have the best effect.
To further confirm the alteration of DDX3 expression in cancer specimens, the expression
profiles of DDX3 were examined in normal -
tumor paired HCC samples by immunohistochemical staining analysis
using specific anti-DDX3 antibody.
Using an array of techniques, including RNA sequencing and targeted gene expression
profiling, the researchers searched for links between gene activity and protein production in these
tumors and the clinical outcomes of patients.
To determine the genetic
profile of a patient's
tumor and identify cancer - driving genes, our team of experts
uses advanced genomic sequencing technology.
Examples include the study of allelic variation in the human genome and the development of computational methods for the discovery of cancer - associated genes and diagnostic cancer markers
using genomic
profiles derived from different
tumor types.
In precision medicine, molecular
profiling of an individual patient's
tumor is
used to identify genetic mutations that drive that...
Co-author of the Bisgrove Phase I clinical trial published in fall 2009: A Pilot Study
Using Molecular
Profiling of Patients»
Tumors to Find Potential Targets and Select Treatments for their Refractory Cancers.