abstract：:This study highlights the systemic oxidative changes in patients submitted to primary cutaneous melanoma removal. Cutaneous melanoma is highly aggressive and its incidence is increasing worldwide. We evaluated systemic oxidative stress (OS) and 3-nitrotyrosine (3-NT) expression in melanoma tissue in relation to the Br...

journal_title：Cancer letters

authors： Bernardes SS,de Souza-Neto FP,Ramalho LN,Derossi DR,Guarnier FA,da Silva CF,Melo GP,Simão AN,Cecchini R,Cecchini AL

更新日期：2015-06-01 00:00:00

abstract：:V600E being the most common mutation in BRAF, leads to constitutive activation of the MAPK signaling pathway. The majority of V600E BRAF positive melanoma patients treated with the BRAF inhibitor vemurafenib showed initial good clinical responses but relapsed due to acquired resistance to the drug. The aim of the pres...

journal_title：Cancer letters

authors： Zubrilov I,Sagi-Assif O,Izraely S,Meshel T,Ben-Menahem S,Ginat R,Pasmanik-Chor M,Nahmias C,Couraud PO,Hoon DS,Witz IP

更新日期：2015-05-28 00:00:00

abstract：:Heparanase (HPA) is an endoglucuronidase that can promote the shedding of associated cytokines in several types of tumors. However, little is known about what controls the expression of HPA or its role in gastric cancer. In this study, we report for the first time that HGF regulates HPA expression to promote gastric c...

journal_title：Cancer letters

authors： Hao NB,Tang B,Wang GZ,Xie R,Hu CJ,Wang SM,Wu YY,Liu E,Xie X,Yang SM

更新日期：2015-05-28 00:00:00

abstract：:Currently, chemoresistance is an important cause of treatment failure in colorectal cancer. Cancer stem cells, which are a population of multi-potent cells with the capacity to self-renew and differentiate, have been found to participate in chemoresistance. In the present study, the chemotherapeutic drug oxaliplatin i...

journal_title：Cancer letters

authors： Yang HZ,Ma Y,Zhou Y,Xu LM,Chen XJ,Ding WB,Zou HB

更新日期：2015-05-28 00:00:00

abstract：:Increased fatty acids (FAs) regulate pancreatic cancer progression, however, the detailed mechanism is not clear, and different forms of FAs may play diversified roles in pancreatic cancer. To elucidate the underlying mechanism, we compared the effects of four major types of FAs on pancreatic cancer growth both in cel...

journal_title：Cancer letters

authors： Yu M,Liu H,Duan Y,Zhang D,Li S,Wang F

更新日期：2015-05-01 00:00:00

abstract：:Standard chemotherapeutic protocols, based on maximum tolerated doses, do not prevent nor overcome chemoresistance caused by the efflux transporter P-glycoprotein (Pgp). We compared the effects of two consecutive low doses versus a single high dose of doxorubicin in drug-sensitive Pgp-negative and drug-resistant Pgp-p...

journal_title：Cancer letters

authors： Riganti C,Gazzano E,Gulino GR,Volante M,Ghigo D,Kopecka J

更新日期：2015-05-01 00:00:00

abstract：:Aberrant activation of signal transducer and activator of transcription 3 (STAT3) is frequently observed in multiple myeloma (MM) cancer and can upregulate the expression of several genes involved in proliferation, survival, metastasis, and angiogenesis. The effect of farnesol (FOH) on STAT3 activation, associated pro...

journal_title：Cancer letters

authors： Lee JH,Kim C,Kim SH,Sethi G,Ahn KS

更新日期：2015-05-01 00:00:00

abstract：:Sonodynamic therapy (SDT) is a form of ultrasound therapy that has been shown to preferentially damage malignant cells based on the relatively enlarged size and altered cytology of neoplastic cells in comparison to normal cells. This study sought to determine whether cytoskeletal-directed agents that either disrupt (c...

journal_title：Cancer letters

authors： Trendowski M,Wong V,Zoino JN,Christen TD,Gadeberg L,Sansky M,Fondy TP

更新日期：2015-05-01 00:00:00

abstract：:Fibronectin (FN), a heterodimeric glycoprotein overexpressed in several types of tumors, has been implicated in cancer progression via the activation of integrin-mediated pro-oncogenic pathways. The FN level in human bile fluid is dramatically increased in malignant biliary diseases; however, FN expression and its bio...

journal_title：Cancer letters

authors： Cao Y,Liu X,Lu W,Chen Y,Wu X,Li M,Wang XA,Zhang F,Jiang L,Zhang Y,Hu Y,Xiang S,Shu Y,Bao R,Li H,Wu W,Weng H,Yen Y,Liu Y

更新日期：2015-05-01 00:00:00

abstract：:Pancreatic cancer is currently one of the deadliest solid malignancies and pancreatic ductal adenocarcinoma (PDAC) is the most common type of pancreatic cancer. In the past decade, diagnostics and surgical techniques for PDAC have been evolving steadily; however, clinical outcomes of patients with PDAC have shown litt...

journal_title：Cancer letters

authors： Xiang J,Liu L,Wang W,Xu H,Wu C,Xu J,Liu C,Long J,Ni Q,Yu X

更新日期：2015-04-10 00:00:00

abstract：:It has been shown that acquisition of epithelial-mesenchymal transition (EMT) and induction of cancer stem cell (CSC)-like properties contribute to metastasis of cancers in many studies; however, the molecular mechanisms underlying EMT and CSC phenotypes in liver cancer cells remain to be elucidated. MiR-155 is an imp...

journal_title：Cancer letters

authors： Liu F,Kong X,Lv L,Gao J

更新日期：2015-04-10 00:00:00

abstract：:The GH/IGF1 response of somatotropinomas to somatostatin analogues (SSA) is associated with their pattern of somatostatin receptor (sst1-sst5) expression. Recently, we demonstrated that expression of a truncated sst5-variant (sst5TMD4) can influence the secretory response of somatotropinomas to SSA-therapy; however, i...

journal_title：Cancer letters

authors： Luque RM,Ibáñez-Costa A,Neto LV,Taboada GF,Hormaechea-Agulla D,Kasuki L,Venegas-Moreno E,Moreno-Carazo A,Gálvez MÁ,Soto-Moreno A,Kineman RD,Culler MD,Gahete MD,Gadelha MR,Castaño JP

更新日期：2015-04-10 00:00:00

abstract：:Prevalence of human infection with Toxoplasma gondii has been increasing in China due to the increasing number of cats. However, little is known of the epidemiology of T. gondii infection in different cancer patient groups. Thus, a case-control study of 900 cancer patients and 900 controls was conducted to detect anti...

journal_title：Cancer letters

authors： Cong W,Liu GH,Meng QF,Dong W,Qin SY,Zhang FK,Zhang XY,Wang XY,Qian AD,Zhu XQ

更新日期：2015-04-10 00:00:00

abstract：:Malignant tumors remain a major health burden throughout the world, and effective therapeutic strategies are urgently needed. Combining gene therapy with chemotherapeutics in a single delivery system is more effective than co-treatment of cancer with individual delivery systems carrying either gene or drug. In this st...

journal_title：Cancer letters

authors： Dong D,Gao W,Liu Y,Qi XR

更新日期：2015-04-10 00:00:00

abstract：:H. pylori infection causes gastritis, peptic ulcers and gastric cancer. Eradicating H. pylori prevents ulcers, but to what extent this prevents cancer remains unknown, especially if given after intestinal metaplasia has developed. H. pylori infected wild-type (WT) mice do not develop cancer, but mice lacking the tumor...

journal_title：Cancer letters

authors： Zhang S,Lee DS,Morrissey R,Aponte-Pieras JR,Rogers AB,Moss SF

更新日期：2015-04-10 00:00:00

abstract：:Glioblastoma (GBM) is the most common and aggressive primary brain tumor. Great interest persists in useful therapeutic targets in GBM. Aberrant expression of long non-coding RNAs (lncRNAs) has been functionally associated with many cancers. Here, we elucidated the function and the possible molecular mechanisms of lnc...

journal_title：Cancer letters

authors： Yao Y,Ma J,Xue Y,Wang P,Li Z,Liu J,Chen L,Xi Z,Teng H,Wang Z,Li Z,Liu Y

更新日期：2015-04-01 00:00:00

abstract：:HER2 positive breast cancers have been shown to have a greater propensity to metastasise to the brain. This may be due to several reasons, including the creation of a "sanctuary-site" for tumour in the brain following trastuzumab therapy. Elucidating the mechanism of this phenomenon may aid the prevention or intervent...

journal_title：Cancer letters

authors： Patil A,Sherbet GV

更新日期：2015-03-28 00:00:00

abstract：:In previous studies, we confirmed that mitofusin-2 (Mfn2) induced apoptosis in hepatocellular carcinoma (HCC) cells. However, the exact molecular mechanism remained unclear. Mfn2 expressed lower in tumour tissues, compared with adjacent non-cancer tissues. Furthermore, Mfn2 immunostaining was very weak in HCC tissue (...

journal_title：Cancer letters

authors： Wang W,Xie Q,Zhou X,Yao J,Zhu X,Huang P,Zhang L,Wei J,Xie H,Zhou L,Zheng S

更新日期：2015-03-01 00:00:00

abstract：:Angiogenesis remains a sensible target for pancreatic ductal adenocarcinoma (PDAC) therapy. VEGF, PDGF, FGF and their receptors are expressed at high levels and correlate with poor prognosis in human PDAC. Nintedanib is a triple angiokinase inhibitor that targets VEGFR1/2/3, FGFR1/2/3 and PDGFRα/β signaling. We invest...

journal_title：Cancer letters

authors： Awasthi N,Hinz S,Brekken RA,Schwarz MA,Schwarz RE

更新日期：2015-03-01 00:00:00

abstract：:A hallmark of most cancer cells is an altered metabolism involving a shift to aerobic glycolysis with lactate production coupled with a higher uptake of glucose as the main source of energy. Lactate dehydrogenase 5 (LDH-5) catalyzes the reduction of pyruvate by NADH to form lactate, thus determining the availability o...

journal_title：Cancer letters

authors： Augoff K,Hryniewicz-Jankowska A,Tabola R

更新日期：2015-03-01 00:00:00

abstract：:Interferon regulatory factor (IRF1) is a potent antiviral, antitumor and immune regulatory protein. Recently, we found that activated Ras/MEK inhibits antiviral response by downregulating IRF1 expression and renders cancer cells susceptible to oncolytic viruses. In this study, we sought to determine whether IRF1 downr...

journal_title：Cancer letters

authors： AbuSara N,Razavi S,Derwish L,Komatsu Y,Licursi M,Hirasawa K

更新日期：2015-02-28 00:00:00

abstract：:Integrin cell adhesion molecules play a crucial role in tumor cell resistance to radio- and chemotherapy and are therefore considered attractive targets for cancer therapy. Here, we assessed the role of β1 integrin-interacting α integrin subunits in more physiological three-dimensional extracellular matrix grown head ...

journal_title：Cancer letters

authors： Steglich A,Vehlow A,Eke I,Cordes N

更新日期：2015-02-28 00:00:00

abstract：:Although mutations of p53 and KRAS and activation of NF-κB signaling have been highly associated with chemoresistance and tumorigenesis of lung cancer, the interactive mechanisms between two of p53, KRAS, and NF-κB are elusive. In the present study, we first observed that blocking of NF-κB function in KRAS mutant A549...

journal_title：Cancer letters

authors： Yang L,Zhou Y,Li Y,Zhou J,Wu Y,Cui Y,Yang G,Hong Y

更新日期：2015-02-28 00:00:00

abstract：:Here we found that dual mTORC1/2 inhibitor AZD-2014 significantly inhibited RCC cell survival and growth, with higher efficiency than conventional mTORC1 inhibitors rapamycin and RAD001. RCC cell apoptosis was also induced by AZD-2014. AZD-2014 disrupted mTORC1/2 assembly and activation, while downregulating HIF-1α/2α...

journal_title：Cancer letters

authors： Zheng B,Mao JH,Qian L,Zhu H,Gu DH,Pan XD,Yi F,Ji DM

更新日期：2015-02-28 00:00:00

abstract：:EGFR polymorphisms have not been thoroughly evaluated for association with head and neck squamous cell carcinoma (HNSCC) risk. We genotyped 578 HNSCC patients and 588 cancer-free controls for 60 EGFR single nucleotide polymorphisms (SNPs) and tested associations with HNSCC risk. EGFR intronic SNPs rs12535536, rs207511...

journal_title：Cancer letters

authors： Fung C,Zhou P,Joyce S,Trent K,Yuan JM,Grandis JR,Weissfeld JL,Romkes M,Weeks DE,Egloff AM

更新日期：2015-02-28 00:00:00

abstract：:Chemoresistance prevents the curative cancer chemotherapy and presents a formidable challenge for both cancer researchers and clinicians. We have previously shown that miR-193a-3p promotes the multi-chemoresistance of bladder cancer cells via repressing its three target genes: SRSF2, PLAU and HIC2. Here, we showed tha...

journal_title：Cancer letters

authors： Lv L,Li Y,Deng H,Zhang C,Pu Y,Qian L,Xiao J,Zhao W,Liu Q,Zhang D,Wang Y,Zhang H,He Y,Zhu J

更新日期：2015-02-01 00:00:00

abstract：:The important goal of cancer drug discovery is to develop therapeutic agents that are effective, safe, and affordable. In the present study, we demonstrated that alantolactone, which is a sesquiterpene lactone, has potential activity against triple-negative breast cancer MDA-MB-231 cells by suppressing the signal tran...

journal_title：Cancer letters

authors： Chun J,Li RJ,Cheng MS,Kim YS

更新日期：2015-02-01 00:00:00

abstract：:A field for cancerization, or a field defect, is formed by the accumulation of genetic and epigenetic alterations in normal-appearing tissues, and is involved in various cancers, especially multiple cancers. Epigenetic alterations are frequently present in chronic inflammation-exposed tissues, but information on indiv...

journal_title：Cancer letters

authors： Takeshima H,Niwa T,Takahashi T,Wakabayashi M,Yamashita S,Ando T,Inagawa Y,Taniguchi H,Katai H,Sugiyama T,Kiyono T,Ushijima T

更新日期：2015-02-01 00:00:00

abstract：:Bevacizumab (Avastin®, Genentech, CA) was granted accelerated approval by the FDA for metastatic breast cancer in 2008. This occurred after the initial clinical trial, E2100, demonstrated an improvement in progression-free survival (PFS) and overall survival (OS) with the addition of bevacizumab to a standard chemothe...

journal_title：Cancer letters

authors： Afranie-Sakyi JA,Klement GL

更新日期：2015-02-01 00:00:00

abstract：:Currently, animal models are used to test the efficacy of tumor treatment. A significant reduction of tumor mass is lauded as great improvement. As we begin the 21st century, one wonders if this is sufficient and acceptable for cancer treatment. Although the presence of cancer stem cell (CSCs) is not a new phenomenon,...

journal_title：Cancer letters

authors： Nahas G,Bliss SA,Sinha G,Ganta T,Greco SJ,Rameshwar P

更新日期：2015-01-28 00:00:00

abstract：:SIRT2, a member of the sirtuin family, is involved in the regulation of a variety of physiological functions. In addition, SIRT2 has been studied in the context of pathological conditions including neurodegenerative diseases, metabolic syndrome, and cancer. The effect of SIRT2 on cancer cell growth depends on cancer t...

journal_title：Cancer letters

authors： Cheon MG,Kim W,Choi M,Kim JE

更新日期：2015-01-28 00:00:00

abstract：:Human papillomavirus (HPV) DNA integrations may affect therapeutic responses in cancers through ATM network-related DNA damage response (DDR). We studied whether cisplatin-induced DDR was altered in human HK-2 renal tubular cells immortalized by HPV16 E6/E7 genes. Cytotoxicity assays utilized thiazolyl blue dye and DD...

journal_title：Cancer letters

authors： Dogra S,Bandi S,Viswanathan P,Gupta S

更新日期：2015-01-28 00:00:00

abstract：:An apolar extract of the traditional medicinal plant Neurolaena lobata inhibited the expression of the NPM/ALK chimera, which is causal for the majority of anaplastic large cell lymphomas (ALCLs). Therefore, an active principle of the extract, the furanoheliangolide sesquiterpene lactone lobatin B, was isolated and te...

journal_title：Cancer letters

authors： Kiss I,Unger C,Huu CN,Atanasov AG,Kramer N,Chatruphonprasert W,Brenner S,McKinnon R,Peschel A,Vasas A,Lajter I,Kain R,Saiko P,Szekeres T,Kenner L,Hassler MR,Diaz R,Frisch R,Dirsch VM,Jäger W,de Martin R,Bochkov

更新日期：2015-01-28 00:00:00

abstract：:Because of the abnormal vasculature, most growing solid tumors contain regions that experience either acute or chronic hypoxia. However, tumor cells can maintain a high glycolytic rate even when there is enough oxygen supply. Hypoxia-inducible factors (HIFs) play crucial role in the response of tumor cells to this dis...

journal_title：Cancer letters

authors： Zeng W,Liu P,Pan W,Singh SR,Wei Y

更新日期：2015-01-28 00:00:00

abstract：:TRIOBP isoforms 4 and 5 (TRIOBP-4/-5) are an actin-bundling protein associated with hearing loss. Here, we showed that TRIOBP-4/-5 was up-regulated in human pancreatic carcinoma cells. Knockdown of TRIOBP-4/-5 led to a loss of filopodia and a decrease in cell motility. Confocal microscopy showed that re-expression of ...

journal_title：Cancer letters

authors： Bao J,Wang S,Gunther LK,Kitajiri S,Li C,Sakamoto T

更新日期：2015-01-28 00:00:00

abstract：:Recent studies show that metabolic patterns typical of cancer cells, including aerobic glycolysis and increased lipogenesis, are not unique to malignancy, but rather originate in physiologic development. In the postnatal brain, where sufficient oxygen for energy metabolism is scrupulously maintained, neural progenitor...

journal_title：Cancer letters

authors： Tech K,Deshmukh M,Gershon TR

更新日期：2015-01-28 00:00:00

abstract：:Endometrial cancer is the leading gynecologic cancer in women in the United States with 52,630 women predicted to be diagnosed with the disease in 2014. The objective of this study was to determine if progesterone (P4) receptor membrane component 1 (PGRMC1) influenced endometrial cancer cell viability in response to c...

journal_title：Cancer letters

authors： Friel AM,Zhang L,Pru CA,Clark NC,McCallum ML,Blok LJ,Shioda T,Peluso JJ,Rueda BR,Pru JK

更新日期：2015-01-28 00:00:00

abstract：:Epidemiologic studies and meta-analyses have suggested that patients with type 2 diabetes mellitus (T2DM) have a higher incidence of malignancies, including myeloma. Metformin is a widely prescribed antidiabetic drug. Recently, researchers have shown that metformin has direct anticancer activity against many tumor cel...

journal_title：Cancer letters

authors： Zi FM,He JS,Li Y,Wu C,Yang L,Yang Y,Wang LJ,He DH,Zhao Y,Wu WJ,Zheng GF,Han XY,Huang H,Yi Q,Cai Z

更新日期：2015-01-28 00:00:00

abstract：:Tumor acidity is now considered an important determinant of drug-resistance and tumor progression, and anti-acidic approaches, such as Proton Pump inhibitors (PPIs), have demonstrated promising antitumor and chemo-sensitizing efficacy. The main purpose of the present study was to evaluate the possible PPI-induced sens...

journal_title：Cancer letters

authors： Azzarito T,Venturi G,Cesolini A,Fais S

更新日期：2015-01-28 00:00:00

abstract：:Human epidermal growth factor receptor 2 (HER2), a member of the HER family of tyrosine kinases and a binding partner of Heat shock protein 90 (Hsp90), is found amplifies in approximately 25% breast cancers. Treatment of HER2+ breast cancers has been greatly improved in recent years, but the accompanying upregulation ...

journal_title：Cancer letters

authors： Huang W,Wu QD,Zhang M,Kong YL,Cao PR,Zheng W,Xu JH,Ye M

更新日期：2015-01-28 00:00:00