«The additional information we can now derive from tumor biomarkers such as E-cadherin, nm23 and microvessel counts should begin to allow us to tailor therapy according to
individual tumor types,» added Samuel Hellman, MD, A.N. Pritzker Distinguished Service Professor of radiation and cellular oncology at the University of Chicago and co-author of the paper.
Not exact matches
«If we can define which
types of mutations and changes are the critical events driving
tumor growth, we will be better equipped to identify the most appropriate treatments for
individual cancers.»
To illuminate the process, the Yale team sequenced normal, primary, and metastatic
tumor tissue from multiple
individuals, including subjects with a range of cancer
types.
The research also showed that gene expression patterns of
individual tumors varied considerably, and could exceed the variation observed between different cancer
types.
Dr. Eng and team create scoring system to facilitate identifying
individuals to be referred to PTEN gene testing Researchers have discovered a method for more precise identification of
individuals who should undergo testing for genetic mutations of the
tumor suppressor gene PTEN, which associates with a variety of conditions including several
types of cancers.
Around 700
individual tumors representing 17 major cancer
types were characterized in the studies above.
Krogan believes that mutations in a few key networks of genes cause diseases like cancer, even though the
individual genes that are mutated in
tumors vary between different people and different
types of cancer.
My studies of cancer genomes have led to characterization of multiple pediatric and adult
tumor types, to development of methods that identify and characterize changes in genomic heterogeneity, to defining acquired resistance mechanisms to targeted therapies and to designing novel, personalized vaccines for
individual patients.
The ViroChip microarray [2], [3], [44], [45] was used to screen RNA samples isolated from prostate
tumors collected prospectively from 39
individuals, of which 16
individuals were genotyped as harboring the R462Q RNAse L mutation (QQ), 10
individuals were heterozygous cases (RQ), and 13 were wild -
type cases (RR).
In addition to cryoablation, she has recently obtained a microwave ablation unit, allowing the hospital to offer two different
types of minimally invasive
tumor ablation, according to the best choice for the
individual patient and disease.
The total number of treatments depends on the
type and size of the
tumor as well as
individual risk factors.
In rare cases a
tumor called fibrosarcoma may develop at the injection site, however, this has been found to develop in only specific
individuals who are genetically predisposed to form these
tumors secondary to any
type of infection or inflammation.