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News 01-10-2012 03:07 AM

Lung Cancer Prevention Potential For Estrogen-Targeting Drug Combo
 
A combination of drugs that target estrogen production significantly reduced the number of tobacco carcinogen-induced lung tumors in mice, according to results from a preclinical study. "Antiestrogens have been shown to prevent breast cancer in some women," said Jill M. Siegfried, Ph.D...

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Rich66 01-12-2012 09:40 PM

Re: Lung Cancer Prevention Potential For Estrogen-Targeting Drug Combo
 
Quote:

Most lung cancers are positive for a type of estrogen receptor that makes lung tumors grow when exposed to estrogen.
Surprising. Granted, haven't spent a lot of time looking at lung cancer treatments..but don't recall endocrine therapies among them...
Estrogen playing a role in melanoma too...

And they are combining a SERM with an AI..like new developments in BC. When I first learned of SERMs and AIs back in '05, I asked the current onc why they don't combine them. Was looked at like I was silly..

gdpawel 01-12-2012 10:08 PM

Anti-estrogens may offer protection against lung cancer mortality
 
Rich

Anti-estrogens as therapy for breast cancer may also reduce the risk of death from lung cancer, according to study results presented at the CTRC-AACR San Antonio Breast Cancer Symposium, held Dec. 9-13, 2009.

"We found a reduction in lung cancer mortality among women treated with anti-estrogens for breast cancer. This work builds on previous studies that had suggested estrogens have a role in lung cancer development and progression," said Elisabetta Rapiti, M.D., M.P.H., medical researcher with the Geneva Cancer Registry, University of Geneva, Switzerland.

Rapiti and colleagues evaluated whether anti-estrogen therapy for breast cancer patients reduced their risk of subsequently developing and/or dying from lung cancer.

The study included 6,715 women living in the Geneva canton of Switzerland who were diagnosed with breast cancer, between 1980 and 2003. Forty-six percent of the women received anti-estrogen therapy, primarily tamoxifen.

By the end of the study period, 40 cases of lung cancer developed. There was no difference in the incidence of lung cancer among women with or without anti-estrogens compared with the general population. However, the risk of dying from lung cancer was significantly lower among women who received anti-estrogen therapy.

"Our results are particularly relevant to the research agenda exploring endocrine treatment(s) for lung cancer," said Rapiti. "If prospective studies confirm our results and find that anti-estrogen agents improve lung cancer outcomes, this could have substantial implications for clinical practice."

Phase II clinical trials are currently underway in a number of centers to evaluate the use of anti-hormone therapy as an adjunct to traditional chemotherapy for lung cancer, according to Rapiti.


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