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Tumors in Medical News

Researchers effectively treat tumors with use of nanotubes

WINSTON-SALEM, N.C. By injecting man-made, microscopic tubes into tumors and heating them with a quick, 30-second zap of a laser, scientists have discovered a way to effectively kill kidney tumors in nearly 80 percent of mice. Researchers say that the finding suggests a potential future cancer tr...

Study finds survival rates from gastrointestinal tumors improving among African-Americans

CHICAGO (July 14, 2009) New research published in the July issue of the Journal of the American College of Surgeons reveals that African Americans with gastrointestinal stromal tumors (GIST), a rare cancer that begins in the wall of the gastrointestinal tract, now have survival rates equivalent...

New Cancer Drug Fights Tumors in Those With BRCA Mutations

Olaparib prevents malignant cells from repairing themselves, researchers say ,, WEDNESDAY, June 24 (HealthDay News) -- A new cancer drug called olaparib worked well in an early clinical trial against breast, ovarian and prostate cancers in individuals who were genetically vulnerable t...

Study Links Cancerous Tumors With Depression

Research with rats finds biological tie between growths and mood changes WEDNESDAY, May 20 (HealthDay News) -- Doctors have long known that people with cancer often suffer from depression. A new study in rats has found that the cause of the depression may be the properties of the tu...

Long-term study shows low oxygen levels in prostate tumors can predict recurrence

ORLANDO (May 15, 2009)Fox Chase Cancer Center researchers have discovered that low-oxygen regions in prostate tumors can be used to predict a rise in prostate-specific antigen (PSA) levels, a marker of tumor recurrence in prostate cancer. The long-term study results will be presented at the 2009 A...

Delivering Chemo Directly Into Brain Tumors Shows Promise

Survival times for those with malignant gliomas increased, study found MONDAY, May 4 (HealthDay News) -- Using a catheter to deliver chemotherapy drugs directly into a deadly type of brain tumor is showing promise in early clinical trials, researchers report. Malignant gliomas are d...

Mayo Clinic researcher says improved detection of bladder tumors reduces cancer recurrence

CHICAGO -- Making tumors inside the bladder fluoresce red under blue light allows physicians to more easily find and remove them, substantially reducing the rate at which these cancers come back, says a Mayo Clinic physician who is presenting results of a large, multicenter international clinical ...

New oncogene gives valuable insight into hepatocellular tumors in humans

Copenhagen, Denmark, Thursday 23 April: The first identification of GP130 somatic activating mutations* in human tumours was announced today at EASL 2009, the Annual Meeting of the European Association for the Study of Liver Disease in Copenhagen, Denmark. Identification of recurrent somatic m...

Brigham and Women's Hospital Researchers Demonstrate a More Direct Delivery of Cancer Drugs to Tumors

An interdisciplinary team of researchers at Brigham and Women's Hospital (BWH) and the Harvard-MIT Division of Health Sciences and Technology has demonstrated a better way to deliver cancer drugs directly to tumors by using specially engineered nanoparticles that can inhibit a signaling pathway...

Robotic Surgery Practical for Some Head, Neck Tumors

But more research needed to define advantages, limits of procedure, study suggests MONDAY, April 20 (HealthDay News) -- Robot-assisted surgery may be useful for removal of certain head and neck cancers, U.S. researchers say. Their study included 36 patients with oral cavity, throat ...

VIDEO from Medialink and Siemens: New Technology Makes Tracking Tumors Easier

NEW YORK, April 14 /PRNewswire/ -- Despite constant advancements in cancer research and treatment, the science of eliminating tumors remains challenging. With many traditional radiation treatments, the exact position of a tumor and the proper dose of radiation needed can be difficult to determine...

Single Cell May Produce Multiple Lung Cancer Tumors

Finding suggests biological and clinical management of these growths needs to be tailored TUESDAY, April 7 (HealthDay News) -- A single cancer cell can lead to multiple, anatomically distinct lung tumors, U.S. researchers say. These types of tumors usually look similar, but, until ...

Gleevec(R) substantially reduces risk of cancer returning in patients with life-threatening gastrointestinal stromal tumors (GIST), The Lancet reports

- Estimated one-year, recurrence-free survival was 98% for Kit-positive GIST patients taking Gleevec vs. 83% for patients taking placebo(1) - Historically, one in two patients experienced recurrence of GIST(2) within a median of two years after surgery(3) - Gleevec is the only treatment...

Liver tumors associated with metabolic syndrome differ from other tumors

Liver cancer in patients whose only risk factor is metabolic syndrome has distinct forms and structures compared to other liver tumors. These findings are in the March issue of Hepatology , a journal published by John Wiley & Sons on behalf of the American Association for the Study of Liver Disea...

Immune Cells Shrink Tumors in Mice

They target a protein found in some cancers, study finds FRIDAY, Feb. 13 (HealthDay News) -- Scientists say certain tumors in mice have shrunk or disappeared after the animals were injected with genetically engineered immune system cells that target a protein found in certain human can...

Researchers Identify Novel Mechanism That Make Cancer Tumors Grow

Scientists at the Institute for Myeloma and Bone Cancer Research (IMBCR) have uncovered a new pathway that could explain how blood vessels form within tumors. LOS ANGELES, Feb. 10 /PRNewswire-USNewswire/ -- IMBCR researchers uncovered a new way that cancers orchestrate the production of their...

Surgical technique in Spain enables extirpation of benign tumors of the pancreas

This release is available in Spanish . This minimally invasive procedure, pioneering in Spain, has been developed by a team of surgeons at the University Hospital of Navarra, which brings together the greatest experience worldwide in this technique. The results obtained in patients we...

Novartis Oncology Launches GIST Alliance™ for Healthcare Professionals Treating Gastrointestinal Stromal Tumors

Novartis Oncology is introducing GIST Alliance™, a unique support program with the goal to help healthcare professionals optimize outcomes in KIT-positive GIST patients. East Hanover, NJ (PRWEB) January 29, 2009 -- Though rare, gastrointestinal stromal tumors (GIS...

Gene therapy eliminates brain tumors through selective recruitment of immune cells

LOS ANGELES (January 13, 2009) Scientists seeking to harness the power of the immune system to eradicate brain tumors face two major hurdles: recruiting key immune cells called dendritic cells into areas of the brain where they are not naturally found and helping them recognize tumor cells as tar...

Dual-head gamma camera increases ability to detect breast tumors not seen on mammography

A dual-headed dedicated gamma camera used during molecular breast imaging (MBI) can accurately detect small breast tumors less than 2 cm in size, according to a study performed at the Mayo Clinic in Rochester, MN. One-hundred fifty patients who had suspicious lesions smaller than 2 cm in size ...

Study unmasks how ovarian tumors evade immune system

Scientists at Johns Hopkins have determined how the characteristic shedding of fatty substances, or lipids, by ovarian tumors allows the cancer to evade the body's immune system, leaving the disease to spread unchecked. Ovarian cancer is considered to be one of the most aggressive malignancies, ki...

Researchers identify mechanism, possible drug treatment for tumors in neurofibromatosis

Researchers studying neurofibromatosis type 1 a rare disease in which tumors grow within nerves have found that the tumors are triggered by crosstalk between cells in the nerves and cells in the blood. The researchers, who were funded by the National Institutes of Health (NIH) and the Departmen...

Nanomedical approach targets multiple cancer genes, shrinks tumors more effectively

Nanoparticles filled with a drug that targets two genes that trigger melanoma could offer a potential cure for this deadly disease, according to cancer researchers. The treatment, administered through an ultrasound device, demonstrates a safer and more effective way of targeting cancer-causing gen...

Drug Re-Sensitizes Breast Tumors to Treatment

Phase II study finds sorafenib helps reverse disease resistance to anti-hormonal therapy FRIDAY, Sept. 5 (HealthDay News) -- The drug sorafenib may help "re-sensitize" certain breast cancer tumors to anti-hormonal drugs, Georgetown University Medical Center researchers say. Women w...

Erectile dysfunction drugs allowed more chemotherapy to reach brain tumors in laboratory study

LOS ANGELES (July 28, 2008) In a study using laboratory animals, researchers found that medications commonly prescribed for erectile dysfunction opened a mechanism called the blood-brain tumor barrier and increased delivery of cancer-fighting drugs to malignant brain tumors. The experiments w...

Identification of 5 genes involved in the metastasis of breast tumors to the lung

This release is available in Spanish . The identification of five genes involve in the metastasis of breast tumours to the lung is the principal finding of a scientific team made up of two bodies from the University of Navarra, the Applied Medical Research Centre (CIMA) and the University H...

Ability to track stem cells in tumors could advance cancer treatments

NEW ORLEANS, La.Using noninvasive molecular imaging technology, a method has been developed to track the location and activity of mesenchymal stem cells (MSCs) in the tumors of living organisms, according to researchers at SNM's 55th Annual Meeting. This ability could lead to major advances in the...

Primary tumors can drive the growth of distant cancers

Primary tumors can encourage the growth of stray cancer cells lurking elsewhere in the body that otherwise may not have amounted to much, according to a new study in the June 13 issue of the journal Cell , a publication of Cell Press. As people age, most may have such indolent cancer cells given ...

Primary Tumors Fuel Growth of Cancer Cells

Finding suggests interception of this signal may thwart metastases, study says THURSDAY, June 12 (HealthDay News) -- Primary tumors can fuel the growth of stray cancer cells elsewhere in the body, say researchers at the Massachusetts Institute of Technology. In experiments with mice...

Determining genetic signature of lung tumors can help guide treatment

The first U.S. clinical trial using genetic screening to identify lung tumors likely to respond to targeted therapies supports the use of those drugs as first-line treatment rather than after standard chemotherapy has failed. While the study led by Massachusetts General Hospital Cancer Center inve...

Study: Patients 75 years and older with brain tumors may benefit from more aggressive treatment

A new study from University Hospitals Case Medical Center (UHCMC) finds that elderly patients 75 years old and older-- with malignant brain tumors are not treated as aggressively as patients between 65 and 75 years old. Furthermore, the researchers find that if patients over 75 years old are tre...

Breast cancer tumors grow faster in younger women

A new approach to estimating tumour growth based on breast screening results from almost 400,000 women is published today BioMed Centrals open access journal, Breast Cancer Research. This new model can also estimate the proportion of breast cancers which are detected at screening (screen test sen...

UC San Diego researchers target tumors with tiny 'nanoworms'

Scientists at UC San Diego, UC Santa Barbara and MIT have developed nanometer-sized nanoworms that can cruise through the bloodstream without significant interference from the bodys immune defense system andlike tiny anti-cancer missileshome in on tumors. Their discovery, detailed in this weeks...

Scientists Discover How Stomach Tumors Form

Blocking IL-11 protein prevents inflammation, hints of new treatments for disease WEDNESDAY, April 23 (HealthDay News) -- Scientists say they may have discovered how tumors develop in the stomach, a finding that could lead to new treatments for gastric cancer. In a study done on mic...

Removal of superficial tumors in esophagus by endoscopy can avoid extirpation of this part

This release is available in Spanish . The removal through endoscopy of tumours that affect only the superficial layers of the oesophagus can avoid complete extirpation of this part of the digestive tract. The technique, carried out at the University Hospital of Navarra for the last three ...

New Scan 'Sees' Tumors Deep Inside Body

Imaging technique could help surgeons remove all cancerous tissue WEDNESDAY, April 2 (HealthDay News) -- Stanford University researchers have developed a new imaging system that illuminates tumors deep inside the body and lets doctors view details 1,000 times smaller than previously ...

Replacing absent microRNAs could make tumors less invasive, more treatable

One group of small, non-coding RNA molecules could serve as a marker to improve cancer staging and may also be able to convert some advanced tumors to more treatable stages, report a University of Chicago-based research team in the April 1, 2008, issue of the journal Genes & Development. Carcin...

St. Jude study offers new hope for children with kidney tumors deemed inoperable

Physicians at St. Jude Children's Research Hospital have demonstrated that children with bilateral Wilms tumor, a cancer of the kidneys, can retain normal function in both kidneys by undergoing a procedure called bilateral nephron-sparing surgery, even when preoperative scans suggest that the tumo...

Scans spot hidden tumors in rare cancer syndrome

BOSTON--Researchers at Dana-Farber Cancer Institute report that full-body PET/CT scanning detected unsuspected, treatable tumors in 3 of 15 patients with Li-Fraumeni syndrome (LFS), a rare genetic cancer syndrome for which no screening tests have been recommended. The results suggest that perio...

Frying Tumors Can Boost Lung Cancer Survival

And a similar needle-based freezing technology can help fight kidney cancer, studies find MONDAY, March 17 (HealthDay News) -- Needle-delivered frying or freezing technologies can be useful weapons against both lung and kidney cancers, new research shows. In one study conducted in F...
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