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https://www.readbyqxmd.com/read/28078827/fam83-family-oncogenes-are-broadly-involved-in-human-cancers-an-integrative-multi-omics-approach
#1
Antoine M Snijders, Sun-Young Lee, Bo Hang, Wenshan Hao, Mina J Bissell, Jian-Hua Mao
The development of novel targeted therapies for cancer treatment requires identification of reliable targets. FAM83 ('family with sequence similarity 83') family members A, B, and D were shown recently to have oncogenic potential. However, the overall oncogenic abilities of FAM83 family genes remain largely unknown. Here, we used a systematic and integrative genomics approach to investigate oncogenic properties of the entire FAM83 family members. We assessed transcriptional expression patterns of eight FAM83 family genes (FAM83A-H) across tumor types, the relationship between their expression and changes in DNA copy number, and the association with patient survival...
October 26, 2016: Molecular Oncology
https://www.readbyqxmd.com/read/28077797/repression-of-fyn-related-kinase-in-breast-cancer-cells-is-associated-with-promoter-site-specific-cpg-methylation
#2
Edward T Bagu, Sayem Miah, Chenlu Dai, Travis Spriggs, Yetunde Ogunbolude, Erika Beaton, Michelle Sanders, Raghuveera K Goel, Keith Bonham, Kiven E Lukong
The triple-negative breast cancer subtype is highly aggressive and has no defined therapeutic target. Fyn-related kinase (FRK) is a non-receptor tyrosine kinase, reported to be downregulated in breast cancer and gliomas, where it is suggested to have tumor suppressor activity. We examined the expression profile of FRK in a panel of 40 breast cancer cells representing all the major subtypes, as well as in 4 non-malignant mammary epithelial cell lines. We found that FRK expression was significantly repressed in a proportion of basal B breast cancer cell lines...
January 6, 2017: Oncotarget
https://www.readbyqxmd.com/read/28072974/-clinicopathologic-features-of-mammary-analogue-secretory-carcinoma-of-salivary-glands
#3
X P Zhang, H Ni, X Wang, H Chen, S S Shi, B Yu, X J Zhou, Q Rao
Objective: To investigate the clinicopathological features of mammary analogue secretory carcinoma (MASC) of salivary glands, and its diagnosis, differential diagnosis, immunohistochemistry and molecular pathology. Methods: Seventeen cases of MASC were enrolled, with 9 cases of salivary acinar cell carcinoma and 18 cases of adenoid cystic carcinoma as control groups from Nanjing General Hospital from 1997 to 2014 were included in this retrospective study, combined with immunohistochemistry and molecular detection of ETV6-NTRK3 gene fusion...
January 8, 2017: Zhonghua Bing Li Xue za Zhi Chinese Journal of Pathology
https://www.readbyqxmd.com/read/28052688/tert-promoter-mutation-status-in-sarcomatoid-urothelial-carcinomas-of-the-upper-urinary-tract
#4
Xiaoyan Wang, Antonio Lopez-Beltran, Adeboye O Osunkoya, Mingsheng Wang, Shaobo Zhang, Darrell D Davidson, Robert E Emerson, Sean R Williamson, Puay-Hoon Tan, Hristos Z Kaimakliotis, Lee Ann Baldridge, Gregory T MacLennan, Rodolfo Montironi, Liang Cheng
AIM: To determine TERT promoter mutation status as well as the expression of PAX8, GATA3, p63, p40, p53 and uroplakin III in 17 patients with the upper urinary tract sarcomatoid urothelial carcinoma. METHODS & RESULTS:  TERT C228T mutations were found in six of 17 cases (35%). p53 was expressed in 77% of these tumors. PAX8, GATA3, p40 and uroplakin III are less frequently expressed. Lymph node metastases were present in ten cases (59%). Eight patients (47%), including all three patients with TERT mutation, died of cancer within 2 years after surgery...
January 5, 2017: Future Oncology
https://www.readbyqxmd.com/read/28038704/gata3-expression-in-clinically-useful-groups-of-breast-carcinoma-a-comparison-with-gcdfp15-and-mammaglobin-for-identifying-paired-primary-and-metastatic-tumors
#5
Yuqiong Yang, Shanming Lu, Wenqin Zeng, Shoucheng Xie, Shengjun Xiao
GATA3 has been recognized as the novel marker for identifying primary and metastatic breast carcinomas, consistently showing that GATA3 was significantly more sensitive than traditional markers gross cystic disease fluid protein 15 (GCDFP15) and mammaglobin (MGB). However, clinically useful groups of breast carcinomas status were not identified, which were determining appropriate treatment strategy, affecting the prognosis. In this study, we undertook a comparative study of the marker GATA3 and GCDFP15 and MGB in clinically useful groups of paired primary and metastatic breast cancer...
February 2017: Annals of Diagnostic Pathology
https://www.readbyqxmd.com/read/28035546/disequilibrium-in-the-cd8-cd28-cd8-cd28-t-lymphocyte-balance-is-related-to-prognosis-in-rats-with-trinitrobenzenesulfonic-acid-induced-colitis
#6
Shixue Dai, Hongxiang Gu, Qianyi Lin, Tiaosi Xing, Minhua Chen, Tao Zhong, Gang Wu, Yanling Feng, Hongbo Liu, Yong Gao, Hongjian Jian, Minhai Zhang, Hongmei Mo, Huanjie Zhu, Dongsheng Chen, Jun Xu, Ying Zou, Honggang Chi, Yuzhen Zhu
PURPOSE: The CD8(+)CD28(+)/CD8(+)CD28(-) T lymphocyte balance is vital for human ulcerative colitis (UC) but has not been defined in experimental colitis. This investigation will try to identify the changes that occur in the CD8(+)CD28(+)/CD8(+)CD28(-) T lymphocyte balance during the progression of trinitrobenzenesulfonic acid (TNBS)-induced colitis in rats. METHODS: The frequencies of blood CD8(+)CD28(+) and CD8(+)CD28(-) T lymphocytes were detected in the rats belonging to the normal, model, and treated groups on five days using flow cytometry...
December 29, 2016: Digestive Diseases and Sciences
https://www.readbyqxmd.com/read/28035475/increased-baff-expression-in-nasal-polyps-is-associated-with-local-ige-production-th2-response-and-concomitant-asthma
#7
Dilidaer, Yan Zheng, Zhuofu Liu, Xianting Hu, Jia Zhang, Li Hu, Miaomiao Han, Dehui Wang, Huabin Li
B-cell activating factor of the TNF family is critical for the survival and maturation of B cells and play a role in the pathophysiology of chronic rhinosinusitis with nasal polyps (CRSwNP). In this study, nasal tissues were enrolled from 25 CRSwNP patients (asthmatic, 16; non-asthmatic, 9), 12 CRSsNP patients and ten control subjects, respectively. The immunoreactivity of BAFF, CD20 and CD138 were examined using immunohistochemistry staining. The mRNA expression of BAFF, CD20, εGLT, AID, GATA3 and CRTH2 were examined using real-time RT-PCR...
December 29, 2016: European Archives of Oto-rhino-laryngology
https://www.readbyqxmd.com/read/28033262/primary-pulmonary-choriocarcinoma-in-a-male-that-was-successfully-diagnosed-and-treated-a-case-report-and-review-of-the-literature
#8
Ran Zhu, Congwei Jia, Jie Yan, Yufeng Luo, Zhen Huo
INTRODUCTION: Primary pulmonary choriocarcinoma (PPC) is extremely rare, especially in males. It is characterized by a poor response to therapy and shortened survival times. Here, we report a successful diagnosis and modified treatment for PPC in a male and a review of the literature. CASE PRESENTATION: This case report describes a 67-year-old male who was discovered to have a left pulmonary mass. The patient underwent a pulmonary lobectomy. Pathological examination showed a poorly biphasic differential tumor...
December 2016: Medicine (Baltimore)
https://www.readbyqxmd.com/read/28031110/-recombinant-platanus-pollen-allergen-2-rpla-a2-up-regulates-the-expression-of-ormdl3-mediated-by-gata3-in-nih3t3-cells
#9
Huiwen Zhang, Lili Zhuang, Rui Jin, Nannan Li, Guoping Zhou
Objective To identify the effect and mechanism of recombinant platanus pollen allergen 2 (rPla a2) on the transcription and expression of orosomucoid 1-like 3 (ORMDL3) gene in NIH3T3 cells. Methods Quantitative real-time PCR and Western blot analysis were used to detect the influence of rPla a2 on the mRNA and protein levels of ORMDL3 and GATA3. After transfection of GATA3 siRNA or pcDNA-GATA3, the role of GATA3 was evaluated in rPla a2 regulating ORMDL3 expression. Dual-luciferase reporter assay was performed to measure the influence of rPla a2 and GATA3 on ORMDL3 promoter activity...
January 2017: Xi Bao Yu Fen Zi Mian Yi Xue za Zhi, Chinese Journal of Cellular and Molecular Immunology
https://www.readbyqxmd.com/read/28028313/aberrant-activation-of-the-gimap-enhancer-by-oncogenic-transcription-factors-in-t-cell-acute-lymphoblastic-leukemia
#10
W-S Liau, S H Tan, P C T Ngoc, C Q Wang, V Tergaonkar, H Feng, Z Gong, M Osato, A T Look, T Sanda
The transcription factor TAL1/SCL is one of the most prevalent oncogenes in T-cell acute lymphoblastic leukemia (T-ALL), a malignant disorder resulting from leukemic transformation of thymus T-cell precursors. TAL1 is normally expressed in hematopoietic stem cells (HSCs) but is silenced in immature thymocytes. We hypothesize that TAL1 contributes to leukemogenesis by activating genes that are normally repressed in immature thymocytes. Herein, we identified a novel TAL1-regulated super-enhancer controlling the GIMAP locus, which resides within an insulated chromosomal locus in T-ALL cells...
December 28, 2016: Leukemia: Official Journal of the Leukemia Society of America, Leukemia Research Fund, U.K
https://www.readbyqxmd.com/read/28027327/mutational-profile-of-metastatic-breast-cancers-a-retrospective-analysis
#11
Celine Lefebvre, Thomas Bachelot, Thomas Filleron, Marion Pedrero, Mario Campone, Jean-Charles Soria, Christophe Massard, Christelle Lévy, Monica Arnedos, Magali Lacroix-Triki, Julie Garrabey, Yannick Boursin, Marc Deloger, Yu Fu, Frédéric Commo, Véronique Scott, Ludovic Lacroix, Maria Vittoria Dieci, Maud Kamal, Véronique Diéras, Anthony Gonçalves, Jean-Marc Ferrerro, Gilles Romieu, Laurence Vanlemmens, Marie-Ange Mouret Reynier, Jean-Christophe Théry, Fanny Le Du, Séverine Guiu, Florence Dalenc, Gilles Clapisson, Hervé Bonnefoi, Marta Jimenez, Christophe Le Tourneau, Fabrice André
BACKGROUND: Major advances have been achieved in the characterization of early breast cancer (eBC) genomic profiles. Metastatic breast cancer (mBC) is associated with poor outcomes, yet limited information is available on the genomic profile of this disease. This study aims to decipher mutational profiles of mBC using next-generation sequencing. METHODS AND FINDINGS: Whole-exome sequencing was performed on 216 tumor-blood pairs from mBC patients who underwent a biopsy in the context of the SAFIR01, SAFIR02, SHIVA, or Molecular Screening for Cancer Treatment Optimization (MOSCATO) prospective trials...
December 2016: PLoS Medicine
https://www.readbyqxmd.com/read/28005163/intratumoral-th2-predisposition-combines-with-an-increased-th1-functional-phenotype-in-clinical-response-to-intravesical-bcg-in-bladder-cancer
#12
Renate Pichler, Georg Gruenbacher, Zoran Culig, Andrea Brunner, Dietmar Fuchs, Josef Fritz, Hubert Gander, Andrea Rahm, Martin Thurnher
Th1-type immunity is considered to be required for efficient response to BCG in bladder cancer, although Th2 predisposition of BCG responders has recently been reported. The aim was to evaluate the relationship of Th1 and Th2 components in 23 patients undergoing BCG treatment. Peripheral blood, serum and urine samples were prospectively collected at baseline, during and after BCG. Th1 (neopterin, tryptophan, kynurenine, kynurenine-to-tryptophan ratio (KTR), IL-12, IFN-γ, soluble TNF-R75 and IL-2Rα) and Th2 (IL-4, IL-10) biomarkers as well as CD4 expression in T helper (Th), effector and regulatory T cells were determined...
December 22, 2016: Cancer Immunology, Immunotherapy: CII
https://www.readbyqxmd.com/read/28003924/intrathyroidal-clear-cell-tumor-of-parathyroid-origin-with-review-of-literature
#13
Daniela Pirela, Daniela Treitl, Siba El Hussein, Robert Poppiti, Thomas Mesko, Alex Manzano
Water-clear cell adenoma (WCCA) of the parathyroid gland is an exceedingly rare neoplasm. To date, 17 cases have been reported in the literature, with only one of them being intrathyroidal. Here we report a case of a 34-year-old woman who presented for evaluation of a goiter and was found to have a thyroid nodule and abnormal thyroid function tests (TFT). Fine needle aspiration biopsy of the nodule revealed thyroid follicular cells without atypia and subsequent Afirma® Gene Expression Classifier (GEC) testing results were suspicious for malignancy...
2016: Case Reports in Pathology
https://www.readbyqxmd.com/read/28000303/primary-cutaneous-histiocytoid-carcinoma-with-distant-metastasis
#14
Rebecca Philips, Leila Langston, Helena Hwang, Travis Vandergriff, Tanya Trynosky, Alma C Berlingeri-Ramos
Distinguishing primary cutaneous adnexal carcinoma from metastatic carcinoma of unknown primary can be a diagnostic challenge due to the frequent overlap of histologic and immunohistochemical features. A 58-year-old man presented with a tender, indurated plaque on axillary skin. Biopsy revealed infiltrating atypical cells throughout the dermis, without connection to the epidermis. Tumor cells had a histiocytoid appearance and displayed mild pleomorphism. The tumor was discohesive and had areas with a single file pattern...
December 21, 2016: Journal of Cutaneous Pathology
https://www.readbyqxmd.com/read/27997592/identification-of-post-transcriptional-modulators-of-breast-cancer-transcription-factor-activity-using-mindy
#15
Thomas M Campbell, Mauro A A Castro, Bruce A J Ponder, Kerstin B Meyer
We have recently identified transcription factors (TFs) that are key drivers of breast cancer risk. To better understand the pathways or sub-networks in which these TFs mediate their function we sought to identify upstream modulators of their activity. We applied the MINDy (Modulator Inference by Network Dynamics) algorithm to four TFs (ESR1, FOXA1, GATA3 and SPDEF) that are key drivers of estrogen receptor-positive (ER+) breast cancer risk, as well as cancer progression. Our computational analysis identified over 500 potential modulators...
2016: PloS One
https://www.readbyqxmd.com/read/27973603/mucosal-expression-of-t-cell-gene-variants-is-associated-with-differential-resistance-to-teladorsagia-circumcincta
#16
Hazel Wilkie, Louise Nicol, Anton Gossner, John Hopkins
Resistance of sheep to the gastrointestinal nematode Teladorsagia circumcincta is a heritable characteristic. Control of parasite colonization and egg production is strongly linked to IgA antibody levels regulated by Th2 T cell activation within lymphoid tissue; and persistently-infected susceptible animals develop an inflammatory Th1/Th17 response within the abomasum that fails to control infection. Differential T cell polarization therefore is associated with parasite resistance and/or susceptibility and is controlled by a specific set of transcription factors and cytokine receptors...
2016: PloS One
https://www.readbyqxmd.com/read/27941302/effects-of-downregulating-tead4-transcripts-by-rna-interference-on-early-development-of-bovine-embryos
#17
Nobuyuki Sakurai, Kazuki Takahashi, Natsuko Emura, Tsutomu Hashizume, Ken Sawai
Transcription factor TEA domain family transcription factor 4 (Tead4) is one of the key factors involved in the differentiation of the trophectoderm (TE) in murine embryos. However, knowledge on the roles of TEAD4 in preimplantation development during bovine embryos is currently limited. This study examined the transcript and protein expression patterns of TEAD4 and attempted to elucidate the functions of TEAD4 during bovine preimplantation development using RNA interference. TEAD4 mRNA was found to be upregulated between the 16-cell and morula stages, and nuclear localization of the TEAD4 protein was detected at the morula stage, as well as in subsequent developmental stages...
December 11, 2016: Journal of Reproduction and Development
https://www.readbyqxmd.com/read/27930437/case-of-metastatic-urothelial-carcinoma-of-the-retina-and-vitreous
#18
Katherine E Whalen, Ralph C Eagle, Tamara R Vrabec
PURPOSE: To report a rare case of vitreo-retinal metastasis from urothelial carcinoma of the bladder. METHODS: Case report. RESULTS: A 55-year-old man with a history of bladder cancer developed atypical vitritis and a white fundus mass. Intravenous fluorescein angiography demonstrated connection between the retinal and tumor vasculature consistent with a retinal malignancy. Cytologic analysis of the vitreous sample revealed large, atypical cells with pleomorphic nuclei, mucin vacuoles, and rare mitotic figures...
December 7, 2016: Retinal Cases & Brief Reports
https://www.readbyqxmd.com/read/27925203/the-genetic-landscape-of-breast-carcinomas-with-neuroendocrine-differentiation
#19
Caterina Marchiò, Felipe C Geyer, Charlotte Ky Ng, Salvatore Piscuoglio, Maria R De Filippo, Marco Cupo, Anne M Schultheis, Raymond S Lim, Kathleen A Burke, Elena Guerini-Rocco, Mauro Papotti, Larry Norton, Anna Sapino, Britta Weigelt, Jorge S Reis-Filho
Neuroendocrine breast carcinomas (NBCs) account for 2-5% of all invasive breast cancers, and are histologically similar to neuroendocrine tumours from other sites. They typically express oestrogen receptor (ER), and are HER2-negative and of luminal 'intrinsic' subtype. Here, we sought to define the mutational profile of NBCs, and to investigate whether NBCs and common forms of luminal (ER(+) /HER2(-) ) breast carcinoma show distinct repertoires of somatic mutations. Eighteen ER(+) /HER2(-) NBCs, defined as harbouring >50% of tumour cells expressing chromogranin A and/or synaptophysin, and matched normal tissues were microdissected and subjected to massively parallel sequencing targeting all exons of 254 genes most frequently mutated in breast carcinomas and/or related to DNA repair...
December 7, 2016: Journal of Pathology
https://www.readbyqxmd.com/read/27924948/foxa1-gata3-and-ppar%C3%A9-cooperate-to-drive-luminal-subtype-in-bladder-cancer-a-molecular-analysis-of-established-human-cell-lines
#20
Joshua I Warrick, Vonn Walter, Hironobu Yamashita, Eunah Chung, Lauren Shuman, Vasty Osei Amponsa, Zongyu Zheng, Wilson Chan, Tiffany L Whitcomb, Feng Yue, Tejaswi Iyyanki, Yuka I Kawasawa, Matthew Kaag, Wansong Guo, Jay D Raman, Joo-Seop Park, David J DeGraff
Discrete bladder cancer molecular subtypes exhibit differential clinical aggressiveness and therapeutic response, which may have significant implications for identifying novel treatments for this common malignancy. However, research is hindered by the lack of suitable models to study each subtype. To address this limitation, we classified bladder cancer cell lines into molecular subtypes using publically available data in the Cancer Cell Line Encyclopedia (CCLE), guided by genomic characterization of bladder cancer by The Cancer Genome Atlas (TCGA)...
December 7, 2016: Scientific Reports
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