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TOP STORIES

UNC Scientists Identify Growth Factor as Possible Cancer Drug Target
Scientists found that SFRP2 is a potent stimulator of angiogenesis. This protein may be a favorable target for inhibiting angiogenesis which would then "starve" the tumor of its blood supply, thus destroying the cancer.

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SCIENCE NEWS

Genetic Variant Associated with Resistance to Chemotherapy Drug in Women with Breast Cancer
Researchers at the National Cancer Institute (NCI) show how a genetic variant, located in the SOD2 gene, may affect how a person responds to the chemotherapy drug cyclophosphamide.

Many Breast Cancer Patients Take High Doses of Antioxidants Despite Possible Consequences
Study indicates that additional research should be undertaken to determine the effects of antioxidant supplementation on the health and survival of breast cancer patients.

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CURRENT PUBLICATIONS

LABORATORY RESEARCH

A Naturally Occurring HER2 Carboxy-Terminal Fragment Promotes Mammary Tumor Growth and Metastasis
Results demonstrate that 611-CTF is a potent oncogene capable of promoting mammary tumor progression and metastasis. [Mol Cell Biol]

Myosin-Interacting Guanine Exchange Factor (MyoGEF) Regulates the Invasion Activity of MDA-MB-231 Breast Cancer Cells through Activation of RhoA and RhoC
MyoGEF cooperates with NMIIA to regulate the polarity and invasion activity of breast cancer cells through activation of RhoA and RhoC. [Oncogene]

Rac1 Contributes to Trastuzumab Resistance of Breast Cancer Cells: Rac1 as a Potential Therapeutic Target for the Treatment of Trastuzumab-Resistant Breast Cancer
When parental SKBR3 cells become resistant to trastuzumab, Rac1 activity is increased, leading to altered cell morphology, which is accompanied by significant cytoskeleton disorganization. [Mol Cancer Ther]

Endocrine Dysfunction in p27Kip1 Deficient Mice and Susceptibility to Wnt-1 Driven Breast Cancer
Study shows that while not a significant inhibitor of Wnt-1-driven breast cancer, p27 inhibits gastric tumors, whose latency is modulated by sex steroids. [Carcinogenesis]

Functional Polymorphisms, Altered Gene Expression and Genetic Association Link NRH: Quinone Oxidoreductase 2 to Breast Cancer with Wild-Type p53
Data presented strongly suggest that NQO2 is a susceptibility gene for breast carcinogenesis. [Hum Mol Genet]

Mixed Tocopherols Prevent Mammary Tumorigenesis by Inhibiting Estrogen Action and Activating PPAR-gamma
Mixed tocopherols increased the expression of p21, p27, caspase-3, and peroxisome proliferator activated receptor-gamma, and inhibited AKT and estrogen signaling in mammary tumors. [Clin Cancer Res]

Hedgehog Signaling in Breast Cancer
Inhibition of Hh signaling in breast tumors may interfere with the maintenance of a putative cancer stem cell compartment and the abnormal stimulation of tumor stroma. [Carcinogenesis]

CLINICAL RESEARCH

Comparison of Models to Predict Nonsentinel Lymph Node Status in Breast Cancer Patients with Metastatic Sentinel Lymph Nodes: A Prospective Multicenter Study
Study suggests that all models do not perform equally, especially for the subgroup of patients with only micrometastasis or ITC in the SN. [J Clin Oncol]

Feasibility Trial of Partial Breast Irradiation with Concurrent Dose-Dense Doxorubicin and Cyclophosphamide in Early-Stage Breast Cancer
PBI with concurrent ddAC is feasible, and local/systemic toxicity is acceptable. Larger studies are warranted to assess long-term locoregional control and late toxicities. [J Clin Oncol]

Ki67 Expression and Docetaxel Efficacy in Patients with Estrogen Receptor-Positive Breast Cancer
Ki67 expression identifies a subset of patients with ER-positive breast cancer who could be sensitive to docetaxel treatment in the adjuvant setting. [J Clin Oncol]

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INDUSTRY NEWS

Labs to Re-Examine Samples from 2,100 Quebec Breast Cancer Patients
Samples taken from about 2,100 Quebec, Canada breast cancer patients will be re-examined to make sure the women are receiving proper treatment, the provincial Health Ministry announced Thursday after a committee of experts recommended it as a precautionary measure.

Apthera Announces Product License Agreement with Kwang Dong Pharmaceutical Co., Ltd.
Apthera, Inc. today announced that it entered into a commercial license agreement with Kwang Dong Pharmaceutical Co., Ltd. for use of Apthera's NeuVaxTM, a peptide-based cancer immunotherapy product. 

VBI Researchers Develop New Method for Breast Cancer Biomarker Discovery
Researchers from the Virginia Bioinformatics Institute (VBI) at Virginia Tech have developed and evaluated a new one-step bioanalytical approach that allows them to profile in detail complex cellular extracts of proteins.

Medifocus Receives Authorization Approval from Health Canada to Launch its Pivotal Phase III Clinical Study
Medifocus, Inc. is pleased to announce that it has been granted the Investigational Testing Authorization (ITA) from Health Canada's Medical Device Bureau (MDB) for initiating Medifocus' pivotal trial with the Microfocus APA 1000 Breast Thermotherapy System for the treatment of breast cancer.




POLICY NEWS

Risks of Sharing Personal Genetic Information Online Need More Study
With just $399 and a bit of saliva in a cup, consumers can learn about their genetic risk for diseases from breast cancer to diabetes. Now, thanks to social networking sites set up by personal genomics companies, they can also share that information with family, friends and even strangers on the Internet.


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