Tag: "tumor" at biology news
Talcum powder stunts growth of lung tumors
...le. We found, to our surprise, that talc causes tumor
growth to slow down and actually decreases the tumor
bulk, said Veena Antony, M.D., a professor of pulmonary medicine and chief of pulmonary and critical...
University of Pittsburgh scientists find new contributor to aggressive cancers
...as integrin alpha 7 (integrin 7) lead to unchecked tumor
cell proliferation and a significantly higher inci...ers. They also investigated whether integrin 7 has tumor
suppressor activity. To determine whether mutations in integrin 7 contribute to cancer, Dr. Luo a...
Study shows big power of small RNAs, not just proteins, in halting cancer
...mily of micro RNAs (miRNAs) that enable a critical tumor
suppressor network, called the p53 pathway, to fig...tumors, suggesting that some miRNAs act to prevent tumor
formation. By comparing levels of miRNAs in cells with a variety of pre-cancerous genetic lesions, ...
New algorithms classify outcomes of nonsmall cell lung cancer patients
... and colleagues analyzed protein patterns in NSCLC tumor
tissue and normal lung tissue. The researchers identified a pattern that was associated with increased survival among NSCLC patients and may distinguish patients with poor prognosis from those with good prognosis. They also tested their model on inde...
Finding protection from tumor growth in unexpected places
...ating blood pressure also provides protection from tumor
growth when strongly expressed in immune cells. Th...with melanoma cells, they too were able to control tumor
growth. The immune response involved not just the ACE-expressing macrophages but also increased numb...
Other highlights from the June 6 JNCI
...elopment A protein called integrin 7 suppresses tumor
growth and cell migration, and mutations in the integrin 7 gene are identified in various cancers, including prostate and liver cancer. Integrins are important adhesive molecules in mammalian cells. Integrin 7 appears to be involved in muscle devel...
Ethanol injection helps manage bone metastasis in thyroid cancer patients
...ol (alcohol) through the skin directly into a bone tumor
to kill cancer cellsmay be a valuable ancillary tr...l show resistance to radioiodine therapy or that a tumor
cannot be surgically removed," he explained. "Our study is a therapeutic approach to treat metast...
ChemGenex reports successful personalized dosing of Quinamed at ASCO
...s evidence of anticancer activity in several solid tumor
types. Dr. John Kuhn of the University of Texas ...zed dosing of Quinamed offers for a range of solid tumor
patients who have developed resistance to existing therapies. Highlights of the presentation inclu...
PET/CT: The best test for women with ovarian cancer
...better outcomes than those where a large amount of tumor
remains after surgery or in patients who are unable to have surgery. In patients where surgery cannot be performed, there is indirect evidence that symptom-free survival can be improved if chemotherapy is initiated earlierrather than laterwhen the pa...
Nexavar significantly extends overall survival by 44 percent in liver cancer patients
...Differentiated Mechanism Nexavar targets both the tumor
cell and tumor
vasculature and is the only oral multi-kinase inhibitor that does not require patients to interrupt ...
Stanford researchers find stem cells in colorectal tumors
...was the first to find cancer stem cells in a solid tumor
- in this case, breast cancer - in 2003 while work...rce of a creek, constantly dividing to produce new tumor
cells. Although the other tumor
cells can divide and cause damage through their sheer bulk, they are...
New treatment increases life time expectancy of patients suffering from advanced liver cancer
... scientific point of view, this drug, which delays tumor
progression and improves survival, will be the bas... pathway, preventing not only the proliferation of tumor
cells but also the formation of blood vessels supporting the tumor. Therefore, it delays tumor
Michael R. Zalutsky receives SNM's 2007 Paul C. Aebersold Award
...es and peptides that are rapidly internalized into tumor
cells; for advancing the field of clinical radioimmunotherapy by performing a series of studies that defined the feasibility of treating malignant brain tumors with labeled monoclonal antibodies; for contributing to the field of targeted radiotherape...
PET accurately identifies esophageal cancer patients' positive responses to chemotherapy
... tailoring multimodality treatment on the basis of tumor
biology," explained Herrmann. In addition, PET-response-guided treatment "helped circumvent the administration of inefficient chemotherapy to patients with no metabolic responsewithout compromising their outcome," added Herrmann. Less well-known...
SNM recognizes R. Edward Coleman with 2007 Georg Charles de Hevesy Nuclear Pioneer Award
... Research Committeeapproved agents (0-15 water for tumor
blood flow, F-18 labeled agents for PET imaging of... of chemotherapy, radiation therapy and surgery on tumor
and normal tissue metabolism. A Fellow of both the American College of Radiology and the American...
Every moment counts: Predicting treatment responses earlier for brain tumor patients
...ng metabolic or molecular imaging to measure brain tumor
patients' response to treatment is a powerful pred...study opens the door to the possibility that brain tumor
patients may live longer and respond better to drug treatments," said Wei Chen, assistant professor ...
Genomic signatures identify targeted therapies for lung cancer
... -- and clinicians can't tell by just looking at a tumor
what exactly triggered the once normal cells to turn cancerous. New tests developed by researchers at Duke University can determine the precise patterns among thousands of genes to identify the cascade of events, or pathways, that led to the cance...
An apple peel a day might keep cancer at bay
...ti-cancer properties as well, including inhibiting tumor
growth in human breast cancer cells. "We believe that a recommendation that consumers to eat five to 12 servings of a wide variety of fruits and vegetables daily is appropriate to reduce the risks of chronic diseases, including cancer, and to meet nu...
Cellular message movement captured on video
...unctions have been linked to a variety of cancers, tumor
metastasis, and other disease processes. Tumor-causing versions of signaling molecules may attach to paxillin and disturb the normal adhesion and growth factor signaling steps required for controlled proliferation and cell growth. For example, human ...
Blood test may help signal tumor's remission, return in throat cancer patients
...at detects proteins commonly released by a growing tumor
could one day become a useful tool for monitoring ...neck are insidious because surgical removal of the tumor
can severely impair a persons ability to talk and to swallow, said NIDCD Director, James F. Battey, ...
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