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Tumor Biology
Article . 2014 . Peer-reviewed
License: Springer TDM
Data sources: Crossref
image/svg+xml art designer at PLoS, modified by Wikipedia users Nina, Beao, JakobVoss, and AnonMoos Open Access logo, converted into svg, designed by PLoS. This version with transparent background. http://commons.wikimedia.org/wiki/File:Open_Access_logo_PLoS_white.svg art designer at PLoS, modified by Wikipedia users Nina, Beao, JakobVoss, and AnonMoos http://www.plos.org/
Tumor Biology
Article . 2014
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Expression of TGFβ-1 and EHD1 correlated with survival of non-small cell Lung cancer

Authors: Yuanyuan, Gao; Yan, Wang; Lichun, Sun; Qingwei, Meng; Li, Cai; Xiaoqun, Dong;

Expression of TGFβ-1 and EHD1 correlated with survival of non-small cell Lung cancer

Abstract

Transforming growth factor-β1 (TGFβ-1) signaling is regulated by endocytotic pathway. To clarify the prognostic value of TGFβ-1 and to verify the involvement of endocytosis in drug resistance, we examined the expression of TGFβ-1 and Eps15 homology domain 1 (EHD1) in non-small cell lung cancer (NSCLC) and its association with tumor characteristics and survival of patients with NSCLC. Expression of TGFβ-1 and EHD1 was evaluated by immunohistochemistry in paraffin sections from 105 NSCLC patients. Overall survival (OS) was analyzed by Kaplan-Meier method, log-rank test, and multivariate Cox proportional hazard regression model. Positive immunostaining of TGFβ-1 and EHD1 was detected in 52.38 and 39.05 % of NSCLC samples, respectively. In non-adjuvant chemotherapy-treated group (P = 0.006) and epidermal growth factor receptor (EGFR) (+) group (P = 0.038), patients with TGFβ-1 expression had a longer OS. EHD1 negative expression predicted a longer OS (P = 0.003), especially in EGFR (+) (P = 0.006) and adjuvant chemotherapy-treated patients (P = 0.003). NSCLC patients with concurrent positive TGFβ-1 and negative EHD1 (combined markers) were significantly correlated with better OS (P = 0.001). American Joint Committee on Cancer (AJCC) status and combined markers were independent prognostic indicators for OS (HR (95 % CI) 1.576 (1.112-2.232), P = 0.011 and HR 0.349 (0.180-0.673), P = 0.002, respectively). We identified concordant TGFβ-1 positive and EHD1 negative as a strong favorable prognosis factor in NSCLC. Our results may help us to select and optimize strategies for individualized therapy.

Related Organizations
Keywords

Male, Lung Neoplasms, Vesicular Transport Proteins, Kaplan-Meier Estimate, Middle Aged, Prognosis, Combined Modality Therapy, Immunohistochemistry, Transforming Growth Factor beta1, Chemotherapy, Adjuvant, Carcinoma, Non-Small-Cell Lung, Multivariate Analysis, Outcome Assessment, Health Care, Humans, Female, Follow-Up Studies, Proportional Hazards Models

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    citations
    This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
    16
    popularity
    This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network.
    Top 10%
    influence
    This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
    Average
    impulse
    This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network.
    Top 10%
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citations
This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Citations provided by BIP!
popularity
This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network.
BIP!Popularity provided by BIP!
influence
This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Influence provided by BIP!
impulse
This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network.
BIP!Impulse provided by BIP!
16
Top 10%
Average
Top 10%
gold