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319 results about "Treatment of lung cancer" patented technology

Treatment of lung cancer refers to the use of medical therapies, such as surgery, radiation, chemotherapy, immunotherapy, percutaneous ablation, and palliative care, alone or in combination, in an attempt to cure or lessen the adverse impact of malignant neoplasms originating in lung tissue.

Targeting metabolic enzymes in human cancer

Targeting metabolic enzymes in human cancer Abstract Lung cancer is a devastating disease and a major therapeutic burden with poor prognosis. The functional heterogeneity of lung cancer (different tumor formation ability in bulk of tumor) is highly related with clinical chemoresistance and relapse. Here we find that, glycine dehydrogenase (GLDC), one of the metabolic enzyme involved in glycine metabolism, is overexpressed in various subtypes of human lung cancer and possibly several other types of cancers. GLDC was found to be highly expressed in tumor-initiating subpopulation of human lung cancer cells compared with non-tumorigenic subpopulation. By array studies we showed that normal lung cells express low levels of GLDC compared to xenograft and primary tumor. Functional studies showed that RNAi inhibition of GLDC inhibits significantly the clonal growth of tumor-initiating cells in vitro and tumor formation in immunodeficient mice. Overexpression of GLDC in non-tumorigenic subpopulation convert the cells to become tumorigenic. Furthermore, over-expression of GLDC in NIH / 3T3 cells and human primary lung fibroblasts can transform these cells, displaying anchorage-independent growth in soft agar and tumor-forming in mice. Not only is GLDC is expressed human lung cancer, it is also up-regulated in other types of cancer, such as colon cancer. RNAi knockdown of GLDC in colon cancer cell line, CACO-2 cells, can also inhibit the tumor formation in mice. Thus GLDC maybe a new metabolic target for treatment of lung cancer, and other cancers.
Owner:AGENCY FOR SCI TECH & RES

Yellow mushroom standardized component manufacturing method and application of components to treatment of lung cancer

The invention relates to a yellow mushroom standardized component manufacturing method. The method comprises the following steps: (1) drying and crushing yellow mushrooms, then performing water extraction, centrifugally collecting mushroom residues, extracting the mushroom residues with acetone, centrifugally collecting filtrate, and performing reduced pressure concentration on the filtrate to form paste, namely an acetone extract; (2) dissolving the acetone extract in an n-hexane-ethyl acetate mixed solution, then filtering to obtain a sample solution containing the acetone extract, and separating the sample solution containing the acetone extract on a preparation chromatogram to obtain 14 standardized component samples, namely Fr1, Fr2,..., Fr13 and Fr14; and (3) performing anti-lung cancer cell model screening on the 14 standardized component samples in vitro by an iCelligence real-time label-free cell analyzer, thus determining that the 7th, 8th and 14th standardized components have human lung cancer cell adherence and proliferation inhibition activity in vitro. The yellow mushroom standardized component manufacturing method provided by the invention has the advantages of simple process and easiness in implementation. Simultaneously, the obtained active components can be applied to treatment of lung cancer.
Owner:CHINA ACAD OF SCI NORTHWEST HIGHLAND BIOLOGY INST
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