Friday, June 20, 2008

Fw: Compensation for asbestos death



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From: Search for mesothelioma diagnosis <rssfwd@rssfwd.com>
To: shell8377@yahoo.com
Sent: Friday, June 20, 2008 4:31:42 AM
Subject: Compensation for asbestos death

The widow of a painter and decorator who died from asbestos-related cancer has won compensation at the High Court.

Thu, 19 Jun 2008 14:31:28 GMT

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Source: http://news.bbc.co.uk/1/hi/england/norfolk/7463831.stm
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Fw: Asbestos burden predicts survival in pleural mesothelioma.



----- Forwarded Message ----
From: HubMed - mesothelioma diagnosis <rssfwd@rssfwd.com>
To: shell8377@yahoo.com
Sent: Friday, June 20, 2008 4:32:26 AM
Subject: Asbestos burden predicts survival in pleural mesothelioma.

[1]Environ Health Perspect. 2008 Jun; 116(6): 723-6
Christensen BC, Godleski JJ, Roelofs CR, Longacker JL, Bueno R, Sugarbaker DJ, Marsit CJ, Nelson HH, Kelsey KT

BACKGROUND: Malignant pleural mesothelioma (MPM) is a rapidly fatal asbestos-associated malignancy with a median survival time of  1,099), suggested a survival duration association among these groups (p = 0.06). After adjusting for covariates in a Cox model, we found that patients with a low asbestos burden had a 3-fold elevated risk of death compared to patients with a moderate fiber burden [95% confidence interval (CI), 0.95-9.5; p = 0.06], and patients with a high asbestos burden had a 4.8-fold elevated risk of death (95% CI, 1.5-15.0; p 

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Source: http://www.hubmed.org/display.cgi?uids=18560526
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Fw: Benign multicystic peritoneal mesothelioma in a cesarean-section scar presenting as a fungating mass.



----- Forwarded Message ----
From: HubMed - mesothelioma diagnosis <rssfwd@rssfwd.com>
To: shell8377@yahoo.com
Sent: Friday, June 20, 2008 4:32:27 AM
Subject: Benign multicystic peritoneal mesothelioma in a cesarean-section scar presenting as a fungating mass.

[1]Int J Clin Oncol. 2008 Jun; 13(3): 275-8
Cuartas JE, Maheshwari AV, Qadir R, Cooper AJ, Robinson PG, Pitcher JD

We report a case of a benign multicystic mesothelioma, which presented as a fungating mass through the anterior abdominal wall and arose in a cesarean-section scar without direct peritoneal involvement. A wide local excision was done and the diagnosis was confirmed by histopathology and immunohistochemistry. The postoperative course was uneventful and the patient is asymptomatic at 3 years' follow-up. Although a history of previous abdominal surgery has been reported in a patient with benign multicystic mesothelioma, to the best of our knowledge, there is no report of a benign multicystic mesothelioma arising in a cesarean-section scar or presentation as a fungating skin mass. This unusual presentation may point to a traumatic or inflammatory etiology, although seeding of the wound during the previous surgeries is a more likely postulate. A pertinent review of the literature on benign multicystic mesothelioma is also presented.



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Source: http://www.hubmed.org/display.cgi?uids=18553241
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Fw: Asbestos burden predicts survival in pleural mesothelioma.



----- Forwarded Message ----
From: HubMed - mesothelioma <rssfwd@rssfwd.com>
To: shell8377@yahoo.com
Sent: Friday, June 20, 2008 4:32:31 AM
Subject: Asbestos burden predicts survival in pleural mesothelioma.

[1]Environ Health Perspect. 2008 Jun; 116(6): 723-6
Christensen BC, Godleski JJ, Roelofs CR, Longacker JL, Bueno R, Sugarbaker DJ, Marsit CJ, Nelson HH, Kelsey KT

BACKGROUND: Malignant pleural mesothelioma (MPM) is a rapidly fatal asbestos-associated malignancy with a median survival time of  1,099), suggested a survival duration association among these groups (p = 0.06). After adjusting for covariates in a Cox model, we found that patients with a low asbestos burden had a 3-fold elevated risk of death compared to patients with a moderate fiber burden [95% confidence interval (CI), 0.95-9.5; p = 0.06], and patients with a high asbestos burden had a 4.8-fold elevated risk of death (95% CI, 1.5-15.0; p 

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Source: http://www.hubmed.org/display.cgi?uids=18560526
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Fw: Schedule-Dependent Synergistic Effect of Pemetrexed Combined with Gemcitabine against Malignant Pleural Mesothelioma and Non-Small Cell Lung Cancer Cell Lines.



----- Forwarded Message ----
From: HubMed - mesothelioma <rssfwd@rssfwd.com>
To: shell8377@yahoo.com
Sent: Friday, June 20, 2008 4:32:31 AM
Subject: Schedule-Dependent Synergistic Effect of Pemetrexed Combined with Gemcitabine against Malignant Pleural Mesothelioma and Non-Small Cell Lung Cancer Cell Lines.

[1]Chemotherapy. 2008 Jun 18; 54(3): 166-175
Nagai S, Takenaka K, Sonobe M, Wada H, Tanaka F

Background: Pemetrexed, a multi-targeted antifolate (MTA), is a promising agent in the treatment of malignant pleural mesothelioma (MPM) and non-small cell lung cancer (NSCLC). With the aim of finding an optimal schedule for the combination therapy of MTA and gemcitabine (GEM), we investigated their interaction against an MPM cell line, 211H, and the NSCLC cell lines A549 and H1299. Methods: Combination index analysis was used in 3 different schedules. Cell cycle analysis by flow cytometry and real-time RT-PCR analysis of thymidylate synthase (TS), folylpolyglutamate synthetase (FPGS) and reduced folate carrier 1 (RFC1) genes were performed to understand the biological consequences of their interaction. Results: MTA showed potent cytotoxicity against 211H cells (IC(50), 67 nM for 48 h exposure), compared to NSCLC cell lines. Significantly higher expression of FPGS and RFC1 mRNAs in 211H cells were associated with MTA sensitivity. Simultaneous exposure of MTA and GEM was antagonistic in all cell lines tested. Strong synergism was observed in 211H cells when MTA preceded GEM, but the inverted sequence showed antagonism. Similar results were exhibited in H1299 cells, whereas a moderately synergistic effect was observed in A549 cells when GEM preceded MTA. S phase accumulation by MTA treatment partly supported these results. Conclusion: Sequential administration of MTA and GEM is active, and the schedule of MTA followed by GEM is recommended for treating MPM.



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Source: http://www.hubmed.org/display.cgi?uids=18560222
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Fw: Benign multicystic peritoneal mesothelioma in a cesarean-section scar presenting as a fungating mass.



----- Forwarded Message ----
From: HubMed - mesothelioma <rssfwd@rssfwd.com>
To: shell8377@yahoo.com
Sent: Friday, June 20, 2008 4:32:32 AM
Subject: Benign multicystic peritoneal mesothelioma in a cesarean-section scar presenting as a fungating mass.

[1]Int J Clin Oncol. 2008 Jun; 13(3): 275-8
Cuartas JE, Maheshwari AV, Qadir R, Cooper AJ, Robinson PG, Pitcher JD

We report a case of a benign multicystic mesothelioma, which presented as a fungating mass through the anterior abdominal wall and arose in a cesarean-section scar without direct peritoneal involvement. A wide local excision was done and the diagnosis was confirmed by histopathology and immunohistochemistry. The postoperative course was uneventful and the patient is asymptomatic at 3 years' follow-up. Although a history of previous abdominal surgery has been reported in a patient with benign multicystic mesothelioma, to the best of our knowledge, there is no report of a benign multicystic mesothelioma arising in a cesarean-section scar or presentation as a fungating skin mass. This unusual presentation may point to a traumatic or inflammatory etiology, although seeding of the wound during the previous surgeries is a more likely postulate. A pertinent review of the literature on benign multicystic mesothelioma is also presented.



___
Source: http://www.hubmed.org/display.cgi?uids=18553241
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Fw: Mapping the Risk of Mesothelioma due to Neighborhood Asbestos Exposure.



----- Forwarded Message ----
From: HubMed - mesothelioma <rssfwd@rssfwd.com>
To: shell8377@yahoo.com
Sent: Friday, June 20, 2008 4:32:32 AM
Subject: Mapping the Risk of Mesothelioma due to Neighborhood Asbestos Exposure.

[1]Am J Respir Crit Care Med. 2008 Jun 12;
Kurumatani N, Kumagai S

RATIONALE: Little is known about neighborhood exposure to asbestos and mesothelioma risk among residents around an industrial source of asbestos. OBJECTIVES: To investigate the magnitude of the risk among residents by asbestos exposure levels and to determine the range of the area affected by asbestos. METHODS: We calculated standardized mortality ratios of mesothelioma from 1995 to 2006 among the estimated population at risk that lived around a former large asbestos cement pipe plant in Amagasaki City, Japan between 1957 and 1975, the time when the plant had used crocidolite and chrysotile. Distance between the plant and homes and asbestos relative concentrations obtained by diffusion equations involving meteorological conditions were used as asbestos exposure levels among residents. MAIN RESULTS: We identified 73 mesothelioma deaths in 35 men and 38 women as having no occupational exposure to asbestos. Among persons who had lived within a 300-meter radius from the plant, the standardized mortality ratio of mesothelioma was 13.9 (95% C.I.: 5.6- 28.7) in men and 41.1 (95% C.I.: 15.2- 90.1) in women. When the study area was divided into five regions by relative asbestos concentration, standardized mortality ratios of mesothelioma declined, for both sexes, in a linear dose-dependent manner with the concentration. The regions with a significantly elevated standardized mortality ratio reached 2,200 meters from the plant in the same direction toward which the wind predominantly blew. CONCLUSIONS: Neighborhood exposure to asbestos can pose a serious risk to residents across a wide area.



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Source: http://www.hubmed.org/display.cgi?uids=18556631
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Fw: Measles virus induces oncolysis of mesothelioma cells and allows dendritic cells to cross-prime tumor-specific CD8 response.



----- Forwarded Message ----
From: HubMed - mesothelioma <rssfwd@rssfwd.com>
To: shell8377@yahoo.com
Sent: Friday, June 20, 2008 4:32:32 AM
Subject: Measles virus induces oncolysis of mesothelioma cells and allows dendritic cells to cross-prime tumor-specific CD8 response.

[1]Cancer Res. 2008 Jun 15; 68(12): 4882-92
Gauvrit A, Brandler S, Sapede-Peroz C, Boisgerault N, Tangy F, Gregoire M

Despite conventional medical and surgical treatments, malignant pleural mesothelioma (MPM) remains incurable. Oncovirotherapy (i.e., the use of replication-competent virus for cancer treatment) is currently explored in clinical trials. In this study, we investigated the antineoplastic potential of a new oncolytic viral agent, a live-attenuated measles virus (MV) strain derived from the Edmonston vaccine lineage (Schwarz strain). We evaluated both oncolytic activity and immunoadjuvant properties of the MV vaccine strain on mesothelioma tumor cells. Infectivity, syncytium formation, and cytolytic activity of MV were studied on a panel of mesothelioma cells derived from pleural effusions of MPM patients. We observed that MV infected preferentially MPM cell lines in comparison with nontransformed mesothelial cells, leading to an efficient killing of a significant fraction of tumor cells. A cytoreductive activity was also evidenced through formation of multinuclear cellular aggregates (syncytia). The susceptibility of MPM cell lines to measles infection was assessed by the analysis of cell surface expression of the MV vaccine receptor (CD46). We also evaluated whether MV infection of mesothelioma cells could elicit an autologous antitumor immune response. We showed that MV Schwarz strain induced apoptotic cell death of infected mesothelioma cells, which were efficiently phagocytosed by dendritic cells (DC). Loading of DCs with MV-infected MPM cells induced DC spontaneous maturation, as evidenced by the increased expression of MHC and costimulatory molecules along with the production of proinflammatory cytokines. Priming of autologous T cells by DCs loaded with MV-infected MPM cells led to a significant proliferation of tumor-specific CD8 T cells. Altogether, these data strongly support the potential of oncolytic MV as an efficient therapeutic agent for mesothelioma cancer.



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Source: http://www.hubmed.org/display.cgi?uids=18559536
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