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Computational process zeroes in on top genetic cancer suspects

Johns Hopkins engineers have devised innovative computer software that can sift through hundreds of genetic mutations and highlight the DNA changes that are most likely to promote cancer. The goal is to provide critical help to researchers who are poring over numerous newly discovered gene mutations, many of which are harmless or have no connection to cancer.

Scientists identify gene that predicts post-surgical survival from brain metastasis of breast cancer patients

PHILADELPHIA -- Researchers at the National Cancer Institute have identified a gene that may play a role in breast cancer metastasis to the brain, according to a report in Molecular Cancer Research, a journal of the American Association for Cancer Research.

Prodrug could help curb skin toxicity related to EGFR-inhibiting cancer drugs

(PHILADELPHIA) There may be a way around the harsh skin toxicity associated with a widely used cancer drug, according to a study published online this week in Cancer Biology and Therapy by researchers from City of Hope and the Kimmel Cancer at Jefferson.

Family, friends may impact breast cancer surgery decision, U-M study finds

ANN ARBOR, Mich. -- About three-quarters of women newly diagnosed with breast cancer have a friend or family member with them at their first visit with a surgeon. And that person plays a significant role in the patient's decision of what type of surgery to have, according to a new study from the University of Michigan Comprehensive Cancer Center.

Researchers identify protein-telomere interactions that could be key in treating cancer

A team of researchers from The Wistar Institute have shown that a large non-coding RNA in mammals and yeast plays a central role in helping maintain telomeres, the tips of chromosomes that contain important genetic information and help regulate cell division.

NIH study reveals new genetic culprit in deadly skin cancer

Drawing on the power of DNA sequencing, National Institutes of Health researchers have identified a new group of genetic mutations involved in the deadliest form of skin cancer, melanoma.

Hormone therapy for prostate cancer patients with heart conditions linked to increased death risk

Men with coronary artery disease-induced congestive heart failure or heart attack who receive hormone therapy before or along with radiation therapy for treatment of prostate cancer have an associated increased risk of death, according to a study in the August 26 issue of JAMA.

Dental researchers confirm microRNAs as biomarkers for oral cancer detection

FINDINGS:

A new study published by researchers at the UCLA School of Dentistry substantiates the effectiveness of measuring the microRNAs present in saliva to detect oral squamous cell carcinoma. Like hall monitors in an elementary school, microRNAs are the molecules produced by cells that simultaneously asses the behavior of multiple genes and control their activity.

Blood-flow metabolism mismatch predicts pancreatic tumor aggressiveness

PHILADELPHIA -- Researchers from Turku, Finland, have identified a blood-flow glucose consumption mismatch that predicted pancreatic tumor aggressiveness, according to results of a study published in Clinical Cancer Research, a journal of the American Association for Cancer Research.

Long-term tamoxifen use increases risk of an aggressive, hard to treat type of second breast cancer

SEATTLE -- While long-term tamoxifen use among breast cancer survivors decreases their risk of developing the most common, less aggressive type of second breast cancer, such use is associated with a more than four-fold increased risk of a more aggressive, difficult-to-treat type of cancer in the breast opposite, or contralateral, to the initial tumor.

Smoking increases risk of developing active TB

Smoking is a risk factor for active tuberculosis (TB) disease, according to a new study on TB incidence in Taiwan.

The research analyzed data from nearly 17,000 individuals in Taiwan as part of Taiwan's 2001 National Health Interview Survey (NHIS).

How diarrheal bacteria cause some colon cancers revealed in mouse studies

Johns Hopkins scientists say they have figured out how bacteria that cause diarrhea may also be the culprit in some colon cancers. The investigators say that strains of the common Bacteroides fragilis (ETBF) dupe immune system cells into permitting runaway colon tissue inflammation, a precursor for malignant growth.

Some skin cancer may be mediated by primary cilia activity

Tiny, solitary spikes that stick out of nearly every cell in the body play a central role in a type of skin cancer, new research has found. The discovery in mice shows that the microscopic structures known as primary cilia can either suppress or promote this skin cancer, depending on the mutation triggering the disease.

Clues to gigantism provided by family in Borneo Mountains

Grand Rapids, Mich. (Aug. 21, 2009) -- An indigenous family living in a mountainous area of Malaysian Borneo helped Van Andel Research Institute (VARI) researchers to discover information about genetic mutations associated with acromegaly, a form of gigantism that often results in enlarged hands, feet, and facial features.

Single host gene may hold key to treating both ebola and anthrax infections

Research published by Army scientists indicates that a minor reduction in levels of one particular gene, known as CD45, can provide protection against two divergent microbes: the virus that causes Ebola hemorrhagic fever and the bacterium that causes anthrax.



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