Ziaian, Bijan;Saberi, Ali;Ghayyoumi, Mohammad Ali;Safaei, Akbar;Ghaderi, Abbas;Mojtahedi, Zahra
Asian Pacific Journal of Cancer Prevention
/
제15권4호
/
pp.1617-1620
/
2014
Background: Evidence shows direct link of HER2 to increased glycolysis and over production of lactate dehydrogenase (LDH). HER2 overexpression, high LDH and low glucose pleural levels are associated with poor prognosis in lung cancer. Here, their relationships were investigated. Materials and Methods: HER2 positivity was studied using immunohistochemistry in non-small cell lung cancer. Glucose and LDH levels were measured using commercial colorimetric kits. Results: Of 42 patients (29 adenocarcinoma and 13 squamous cell carcinoma), 28 (66.7%) were HER2-negative, 14 (33.3%) were HER2- positive, including 9 (21.4%) weakly stained (1+) and 5 (11.9%) moderately stained (2+) samples. The relationship between HER2 and glucose and LDH levels were tested in 20 newly diagnosed lung cancer patients who had simultaneous pleural and serum samples. Pleural and serum LDH levels were increased, and pleural glucose levels were decreased with the scale of HER2 positivity, and that the difference in glucose levels between HER2-negative group and HER2-positive patients scored at 2+ reached statistical significance (p=0.02). This latter group all had pleural glucose levels below 40 mg/dl. Conclusions: For the first time, we showed a significant association between low pleural glucose level and overexpression of HER2 in lung cancer. Further investigations are warranted to disclose the association of HER2 with low pleural glucose levels in other populations, with a larger sample size, in malignant pleural effusions caused by other types of cancer, and finally to assess employment as a screening tool for finding HER2-positive cases of lung cancer.
A Chinese female writer Linhaiyin(林海音) and Chengnanjiushi(城南舊事), her representative work, have never been studied in Korea before although she and her literary works stand high and are well known in the history of the modern Chinese literature. Thus, in this paper, I analyze her and her novels included in Chengnanjiushi and study their literary value and meaning. To analyze and study them, I mainly consider novels Anhuiguan, Womenkanhaiqu, Lanyiniang, $L{\acute{\ddot{u}}}dagunr$, and Babadehuarluole included in Chengnanjiushi. Firstly, I look into her attitude and mode to observe children and women's life as a writer. Such attitude and mode succeeded to the spirit of the '5.4 literature'. Secondly, I evaluate Linhaiyin's 'Both sides complex' and its value in the history of literature. From this evaluation, the meaning of Linhaiyin's literature is highlighted. She was free from 'Both sides complex' occurred due to the circumstance of the times and played a role of a bridge so as not to break off literature of China and Taiwan. When her and her works are evaluated, this is one of the most important values. The characteristic of her writing mode is that she did not seek a compelling climax, a surprising reversal, or an exclusive plot or character in her works. In her works, plain description or unwitting conversation and story often imply deep meanings. Thus, at unexpected moment after reading her novels, readers truly listen to deep resonance for her attitude and mode to observe people's life. This is exactly her potential energy that makes readers sink into her literary world regardless of time and space.
The abscopal effect is a term that has been used to describe the phenomenon in which localized radiation therapy treatment of a tumor lesion triggers a spontaneous regression of metastatic lesion(s) at a non-irradiated distant site(s). Radiation therapy induced abscopal effects are believed to be mediated by activation and stimulation of the immune system. However, due to the brain's distinctive immune microenvironment, extracranial abscopal responses following cranial radiation therapy have rarely been reported. In this report, we describe the case of 42-year-old female patient with metastatic melanoma who experienced an abscopal response following her cranial radiation therapy for her brain metastasis. The patient initially presented with a stage III melanoma of the right upper skin of her back. Approximately 5 years after her diagnosis, the patient developed a large metastatic lesion in her upper right pectoral region of her chest wall and axilla. Since the patient's tumor was positive for BRAF and MEK, targeted therapy with dabrafenib and trametinib was initiated. However, the patient experienced central nervous system (CNS) symptoms of headache and disequilibrium and developed brain metastases prior to the start of targeted therapy. The patient received radiation therapy to a dose of 30 Gy delivered in 15 fractions to her brain lesions while the patient was on dabrafenib and trametinib therapy. The patient's CNS metastases improved significantly within weeks of her therapy. The patient's non-irradiated large extracranial chest mass and axilla mass also shrank substantially demonstrating the abscopal effect during her CNS radiation therapy. Following radiation therapy of her residual chest lesions, the patient was disease free clinically and her CNS lesions had regressed. However, when the radiation therapy ended and the patient continued her targeted therapy alone, recurrence outside of her previously treated fields was noted. The disease recurrence could be due to the possibility of developing BRAF resistance clones to the BRAF targeted therapy. The patient died eventually due to wide spread systemic disease recurrence despite targeted therapy.
Purpose: To evaluate the expression of Her2/neu and Ki-67 in benign and malignant gallbladder lesions, and to establish correlations with clinico-pathologic parameters. Materials and Methods: A retrospective analysis was conducted on formalin fixed paraffin embedded (FFPE) benign (n=25) and malignant gallbladder (n=25) tissue samples. Hematoxylin and eosin stained slides of each case were reviewed for: type of malignancy (whether adenocarcinoma, squamous cell carcinoma, or any other type), grade (well, moderate, and poor), depth of invasion, pre-neoplastic changes in adjacent mucosal epithelium like metaplasia and dysplasia. Immunohistochemistry for Her 2 neu and Ki-67 was performed and data analysis was conducted using SPSS 17 software. Chi-square test was used to compare categorical/dichotomous variables. P value of ${\leq}0.05$ was considered significant. Results: The difference of Her 2 neu expression and Ki67 index between benign and malignant groups was found to be statistically significant. Her2/neu positivity did not have any significant correlation with various clinicopathological parameters other than liver involvement. 5 cases of gallbladder cancer showed both Her2/neu and Ki67 positivity. Ten cases were Ki67 positive but Her2/neu negative while one case was Her2/neu positive but Ki67 negative. Conclusions: The present study demonstrated overexpression of Her2/neu and Ki67 in gallbladder cancer. A trend of decreasing Her2/neu expression with increasing grade of tumor was observed. Furthermore, greater Ki67 positivity was found in cases with lymph node metastasis and distant metastasis. Future studies with a larger number of patients will be required to precisely define the correlation of Her2/neu expression and Ki67 positivity with clinicopathological parameters. The results however are encouraging and suggest evaluation of Her2/neu as a candidate for targeted therapy.
This paper argues how Adrienne Kennedy embodies the features of a black woman's self-identity in Funnyhouse of a Negro. An educated young black woman, Sarah lives in a funnyhouse which is surrounded by mirrors. The reflections in the funnyhouse's mirrors are a metaphor of a black woman's life in America. Sarah's narrative is played out by four "selves," differing by sex and race. These selves imply her mixed cultural heritage. Two white women symbolize white European royalty, Jesus expresses christianity which is the basis of western culture and Lumumba represents Africa. Sarah's desire for whiteness is concentrated on skin color and hair. She longs for pallid skin and straight hair of the white race. Sarah wanted to be white, but her "tainted blood" by her black father made that impossible. Sarah is always obsessed by the fear of her father and the unhappy destiny of her mother. Ceaseless knocking, paralyzed images of lifelessness and surreal dreams effectively show her fear. Sarah's selves remain fragmented in the funnyhouse. Sarah exposures the black woman's anger and frustration through her death. Her death is a gesture of denial and refusal of the dominant society. At the same time, it was her last choice and struggle not to completely lose her own identity.
The purpose of this study is to examine the style of Marlene Dietrich who was a Hollywood legend in 1930s and has influenced on modern fashion. The characteristics of Dietrich style showed androgyny, sensualism and exoticism. Dietrich has been famous for wearing tailored pantsuit on and off-screen with mannish gesture and had great effect on women's wearing pants. Her confident, sexy mannish style represented her androgyny glamourously and proved she had a taste for a classic. Her sensualism focused on her famous legs because she understood the sex appeal of woman's legs. She showed her legs by wearing pants and decorative stockings, or matching colors of stockings and shoes to make her legs look longer and sexier by illusion. Her exoticism against a backdrop of black and white image, was presented with luxurious, sensual fabrics such as furs, feathers and velvet, along with dazzling accessaries. Also she didn't forget to manipulate angles of camera and lights for the engraving figure of her own. Her charisma directed her fashion image in detail and made herself a fashion icon in 1930s.
Purpose: To investigate the relationships among mother's perception of her own newborn, her caring-confidence level, and her child-rearing attitude; and to provide data for developing effective nursing education programs on maternal newborn care. Method: Explorative survey questionnaires were completed by 159 married mothers of newborns from November 2003 to March 2004. Data were analyzed using SPSS/Win 10.0 by t-test and Pearson's Correlation coefficient. Result: The mean scores of the mother's perception of her own newborn, her caring- confidence level, and her child-rearing attitude were .26, 3.13, and 3.43 respectively. There was a positive correlation between mother's perception of her own newborn and her child-rearing attitude. There was a significant correlation between mothers caring-confidence level and her child-rearing attitude. Score of caring-confidence was significantly different depending on the availability of helper and history of delivery. Conclusion: Availability of helper and history of delivery significantly affected mothers caring-confidence. This in turn, along with mothers perception of her own newborn, enhanced mothers child-rearing attitude. Thus, an effective education for mothers should include these factors.
Expression of estrogen-receptor (ER), progesterone-receptor (PR) and HER-2 has recently been linked with various breast cancer subtypes identified by gene microarray. This study aimed to document breast cancer subtypes based on ER, PR and HER-2 status in Thai women, where expression of these subtypes may not be similar to those evident in Western women. During 2009 to 2010, histological findings from 324 invasive ductal carcinomas (IDC) at Siriraj Hospital were studied. Various subtypes of IDC were identified according to expression of ER, PR and HER-2: luminal-A (ER+;PR+/-;HER-2-), luminal-B (ER+;PR+/-;HER-2 +), HER-2 (ER-;PR- ;HER-2+) and basal-like (ER-;PR-;HER-2-). As well, associations of tumor size, tumor grade, nodal status, angiolymphatic invasion (ALI), multicentricity and multifocality with different breast cancer subtypes were studied. Of 324 IDCs, 143 (44.1%), 147 (45.4%), 15 (4.6%) and 12 (3.7%) were T1, T2, T3 and T4, respectively. Most tumors were grade 2 (54.9%) and had no nodal involvement (53.4%). According to ER, PR and HER-2 status, 192 (59.3%), 40 (12.3%), 43 (13.3%) and 49 (15.1%) tumors were luminal-A, luminal-B, HER-2 and basal-like subtypes. HER-2 subtype presented with large tumor (p=0.04, ANOVA). Luminal-A IDC was associated with single foci (p<0.01, ${\chi}^2$). HER-2 and basal-like subtypes were likely to have high tumor grade (p<0.01, ${\chi}^2$). In addition, HER-2 subtype had higher number of nodal involvement (p=0.048, ${\chi}^2$). In conclusion, the luminal-A subtype accounted for the majority of IDCs in Thai women. Percentages of HER-2 and basal-like IDCs were high, compared with a recent study from the USA. The HER-2 subtype was related with high nodal invasion. The findings may highlight biological differences between IDCs occurring in Asian and Western women.
Background: The HER-2/neu gene is altered in 15-20% of breast cancer patients. Immunohistochemistry (IHC) is considered to be the most cost-effective method for HER-2 detection in many countries. Approximately 8,000 new cases of breast cancer are observed annually in Iran. The aims of this study were to conduct a systematic review of the literature on the rate of HER-2-positive breast cancer diagnosed by IHC in Iran. Methods: A systematic search of the medical literature using the Medline/PubMed, ISI and SID databases revealed articles published in the English and Persian languages evaluating HER-2-positive breast cancer in Iran. Results: From 22 studies, 3,033 patients were evaluated, of whom 1,350 were diagnosed as HER-2-positive by IHC HER-2 testing. The mean percentage of HER-2-positive patients was 44.5%, which is higher than that recorded in international statistics. Results of this meta-analysis showed a significant heterogeneity between ratios. There was a statistically significant difference between the results of pre- and post implementation of 2007 American Society of Clinical Oncology/College of American Pathologists (ASCO/CAP) guideline. IHC HER-2 testing has been performed in Iran for over 10 years. Similar to many other countries, before establishment of an infrastructure for IHC diagnostic tests, HER-2 testing was routinely performed in Iran. Our study showed that the statistics reported from Iran varied widely; for instance, the rate of HER-2-positive cases varied from 23.3% to 81.0%. Conclusions: Our results demonstrate that the lack of standardization and harmonization of this test have led to marked variations in breast cancer diagnosis in Iran.
This study was performed for the comparison of the therapeutic efficiency between 6-month (2HERZ/4HER) and 9-month (9HER) short-course chemotherapy under the programe conditions for pulmonary tuberculosis in terms of sputum AFB negative conversion rate, remedial interruption rate and cost effectiveness analysis. Two hundreds and ninty three patients treated with 9HER and 641 treated with 2HERZ/4HER had been discharged from 22 health centers in Seoul from May 1, 1993 to April 30, 1994. Seven hundreds and seventeen was subsequently analysed excluding 217 patients due to remedial interruption. The results : 1. Bacteriological negative conversion rate in 9HER regimen and 2HERZ/4HER regimen was 97.8% and 96.4% respectively(p>0.05). But the early treatment period, negative conversion rate in 2HERZ/4HER regimen was very higher than in 9HER regimen(p<0.01). 2. Remedial interruption rate for 9HER regimen and 2HERZ/4HER regimen was 34.1% and 13.6% respectively. The primary reason for the interruption was transfering to other clinics and this interruption was high within 3months. 3. Cost effectiveness for 2HERZ/4HER regimen was higher than 9HER regimen. The difference cost effectiveness ratio was 2.33 at the first sputum test and 1.69 at the last sputum test.
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