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Tag: "breast" at biology news

New hereditary breast cancer gene discovered

A new hereditary breast cancer gene has been discovered by scientists at t...n a nearly twenty times higher risk of contracting breast cancer than expected. Several research teams around the world have long been searching for new her...

Adding radiation decreases breast cancer recurrence

Radiotherapy after breast conserving surgery for breast cancer reduces recurrence and prevents development of additional breast tumors in older women with e...

Creating new life forms that may help eradicate cancer affecting women

...jan horse,' with the enemy tucked inside." For breast cancer, Dr. Shababi's team fused Listeria with a t...se HER-2/Neu is over- expressed in 20%- 40% of all breast cancers. As Dr. Shababi explains: "We not only created a new breast cancer vaccine, but also h...

Reversing cancer cells to normal cells

...s (recent findings also report Nodal expression in breast cancer and testicular cancer) regain the ability to express a potent embryonic morphogen like Nodal, the presence of the Nodal and the signals it sends and receives appear to play a key role in tumor cell plasticity and progression. Most notewor...

Novel laboratory technique nudges genes into activity

...nt the DNA sequence of a specific gene in isolated breast cancer cells. Once the RNA was introduced into the protein mix, the gene was activated, ultimately resulting in a reduced rate of growth in the cancer cells. Dr. Corey said that while it’s clear the activating effects of the new technique are occ...

Cancer cells forming blood vessels send their copper to the edge

... both a cell model of angiogenesis and sections of breast tumor tissue rich in blood vessels. "We found t...inney and her colleagues then examined sections of breast tumor tissue that were rich in newly formed blood vessels. "Once again," said Finney, "we found that...

Common cold virus may kill breast cancer cells

...oy many different types of cancer cells, including breast cancers, whilst leaving normal cells unaffected," ...old-like infection yet it could successfully treat breast cancer," Ms Skelding said. Latest research to be revealed at Canberra briefing The Skelding pr...

Signal protein shows promise for blocking tumor promoters in skin cells

...gene therapy to treat skin, head, neck, colon, and breast cancers. Investigators have known for decades th...s and in common carcinomas, including those of the breast and colon. At the same time, levels of the signaling molecule Srcasm are typically low in tumor cell...

UCSF study will test new vaginal microbicide for herpes and HIV

...ly transmitted disease. They cannot be pregnant or breast feeding. They must either have regular menstrual periods or not have them at all. Moscicki said that the safety trial is important because earlier spermicidal microbicides like nonoxynol 9, which was an ingredient in a variety of contraceptive pr...

Molecular atlas provides new tool for understanding estrogen-fueled breast cancer

.../off switches that may influence how the growth of breast cancer is driven by estrogen, new research by Dana...egulator of cell growth in the most common form of breast cancer. The map, which includes thousands of such control regions, provides scientists with a new to...

Preliminary study finds holographic imaging system promising for cancer treatment planning

...and was better in the one lung cancer case and one breast cancer case studied. "Our study found the Perspecta Spatial 3D Display provides users complex information in a more efficient and natural way," said James Chu, PhD, professor and director of medical physics for the department of radiation oncolo...

Science researchers genetically transform immune cells into tumor fighters

... genes that make a T cell receptor that recognizes breast or lung cancer cells. With this in mind, Rosenberg and colleagues created tumor fighters by removing normal T cells from people with advanced metastatic melanoma, genetically engineering these normal cells to carry the receptor that recognizes mel...

Tiny Tampa Bay fish key to evolution of immune system

...d drugs are in clinical use, such as Herceptin for breast cancer or Avastin for colorectal cancer. The lancelet's immune response proteins, however, are resilient. Understanding their essential architecture with such precision could lead to new, improved types of antibody-based therapies that are better ab...

Edible coatings will be the packaging of the future

... was to extend the conservation time for a chicken breast would go from the current 7 days to 15, but the re...shown that the coating formed a second skin on the breast and onto which various additives, such as antimicrobians, can be added Despite the fact that the c...

Scientists discover way to block growth of prostate cancer cells

...r surgery and radiotherapy for the primary tumour, breast cancer patients can be treated with several drugs ...fen and aromatase inhibitors that prevent or delay breast cancer recurrence. No such treatment exists for prostate cancer patients. After treatment of their...

Pooled data examines if SNPs add to breast cancer risk

...tists examine specific genetic variants related to breast cancer incidence, according to a study in the Octo... together data from more than 20 groups conducting breast cancer research. Numerous studies by the collaboration's groups have identified a number of single n...

How mammals fuel milk production may have implications for cancer

...ands of milk production. As the normal pathways of breast development undoubtedly affect breast cancer, the findings may have therapeutic implications, the researchers said. The researchers found...

Vaccination with embryonic stem cells prevents lung cancer in mice

...that prevent cancers in humans, such as hereditary breast and colon cancer and lung cancer caused by smoking... best be tested in women at high (genetic) risk of breast cancer, in people with high (genetic) risk of colon cancer and, perhaps, in smokers. "Our progr...

Gene signature assesses breast cancer outcomes

...that looks at the expression of 70 genes linked to breast cancer can accurately assess a patient's risk of r...es in a group of patients 55 years or younger with breast tumors under 5 cm. The 231 genes were reduced to a core group of 70 that make up a genetic signature...

T-beta-RIII joins the fight against breast cancer

...s the growth of tumor cells in the early stages of breast cancer, high levels of TGF-beta during the later s...ssociated with a poor outcome. A study using human breast cancer samples and mice, which appears online on December 7 in advance of publication in the January...

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