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| 1 | Preoperative biliary drainage in patients with hilar cholangiocarcinoma undergoing major hepatectomy显示文摘AIM:To investigate the effect of preoperative biliary drainage(PBD)in jaundiced patients with hilar cholangiocarcinoma(HCCA)undergoing major liver resections.METHODS:An observational study was carried out by reviewing a prospectively maintained database of HCCA patients who underwent major liver resection for curative therapy from January 2002 to December 2012.Patients were divided into two groups based on whether PBD was performed:a drained group and an undrained group.Patient baseline characteristics,preoperative factors,perioperative and short-term postoperative outcomes were compared between the two groups.Risk factors for postoperative complications were also analyzed by logistic regression test with calculating OR and 95%CI.RESULTS:In total,78 jaundiced patients with HCCA underwent major liver resection:32 had PBD prior to operation while 46 did not have PBD.The two groups were comparable with respect to age,sex,body mass index and co-morbidities.Furthermore,there was no significant difference in the total bilirubin(TBIL)levels between the drained group and the undrained group at admission(294.2±135.7 vs 254.0±63.5,P=0.126).PBD significantly improved liver function,reducing not only the bilirubin levels but also other liver enzymes.The preoperative TBIL level was significantly lower in the drained group as compared to the undrained group(108.1±60.6 vs 265.7±69.1,P=0.000).The rate of overall postoperative complications(53.1%vs 58.7%,P=0.626),reoperation rate(6.3%vs 6.5%,P=1.000),postoperative hospital stay(16.5 vs 15.0,P=0.221)and mortality(9.4%vs 4.3%,P=0.673)were similar between the two groups.In addition,there was no significant difference in infectious complications(40.6%vs 23.9%,P=0.116)and noninfectious complications(31.3%vs 47.8%,P=0.143)between the two groups.Univariate and multivariate analyses revealed that preoperative TBIL>170μmol/L(OR=13.690,95%CI:1.275-147.028,P=0.031),Bismuth-Corlette classification(OR=0.013,95%CI:0.001-0.166,P=0.001)and extended liver resection(OR=14.010,95%CI:1.130-173.646,P=0.040)were independent risk factors for postoperative complications.CONCLUSION:Overall postoperative morbidity and mortality rates after major liver resection are not improved by PBD in HCCA patients with jaundice.Preoperative TBIL>170μmol/L,Bismuth-Corlette classification and extended liver resection are independent risk factors linked to postoperative complications. | Jun-Jie Xiong Quentin M Nunes Wei Huang Samir Pathak Ai-Lin Wei Chun-Lu Tan Xu-Bao Liu | 2013 | World Journal of Gastroenterology2013,19,46: | 33 |
| 2 | Roux-en-Y versus BillrothⅠreconstruction after distal gastrectomy for gastric cancer:A meta-analysis显示文摘AIM:To conduct a meta-analysis to compare Rouxen-Y(R-Y) gastrojejunostomy with gastroduodenal Billroth Ⅰ(B-Ⅰ) anastomosis after distal gastrectomy(DG) for gastric cancer.METHODS:A literature search was performed to identify studies comparing R-Y with B-Ⅰ after DG for gastric cancer from January 1990 to November 2012 in Medline,Embase,Science Citation Index Expanded and the Cochrane Central Register of Controlled Trials in The Cochrane Library.Pooled odds ratios(OR) or weighted mean differences(WMD) with 95%CI were calculated using either fixed or random effects model.Operative outcomes such as operation time,intraoperative blood loss and postoperative outcomes such as anastomotic leakage and stricture,bile reflux,remnant gastritis,reflux esophagitis,dumping symptoms,delayed gastric emptying and hospital stay were the main outcomes assessed.Meta-analyses were performed using RevMan 5.0 software(Cochrane library).RESULTS:Four randomized controlled trials(RCTs) and 9 non-randomized observational clinical studies(OCS) involving 478 and 1402 patients respectively were included.Meta-analysis of RCTs revealed that R-Y reconstruction was associated with a reduced bile reflux(OR 0.04,95%CI:0.01,0.14;P < 0.00 001) and remnant gastritis(OR 0.43,95%CI:0.28,0.66;P = 0.0001),however needing a longer operation time(WMD 40.02,95%CI:13.93,66.11;P = 0.003).Metaanalysis of OCS also revealed R-Y reconstruction had a lower incidence of bile reflux(OR 0.21,95%CI:0.08,0.54;P = 0.001),remnant gastritis(OR 0.18,95%CI:0.11,0.29;P < 0.00 001) and reflux esophagitis(OR 0.48,95%CI:0.26,0.89;P = 0.02).However,this reconstruction method was found to be associated with a longer operation time(WMD 31.30,95%CI:12.99,49.60;P = 0.0008).CONCLUSION:This systematic review point towards some clinical advantages that are rendered by R-Y compared to B-Ⅰ reconstruction post DG.However there is a need for further adequately powered,welldesigned RCTs comparing the same. | Jun-Jie Xiong Kiran Altaf Muhammad A Javed Quentin M Nunes Wei Huang Gang Mai Chun-Lu Tan Rajarshi Mukherjee Robert Sutton Wei-Ming Hu Xu-Bao Liu | 2013 | World Journal of Gastroenterology2013,19,7: | 33 |
| 3 | Laparoscopic vs open total gastrectomy for gastric cancer:A meta-analysis显示文摘AIM:To conduct a meta-analysis comparing laparoscopic total gastrectomy(LTG)with open total gastrectomy(OTG)for the treatment of gastric cancer.METHODS:Major databases such as Medline(PubMed),Embase,Academic Search Premier(EBSCO),Science Citation Index Expanded and the Cochrane Central Register of Controlled Trials(CENTRAL)in The Cochrane Library were searched for studies comparing LTG and OTG from January 1994 to May 2013.Evaluated endpoints were operative,postoperative and oncological outcomes.Operative outcomes included operative time and intraoperative blood loss.Postoperative recovery included time to first fatus,time to first oral intake,hospital stay and analgesics use.Postoperative complications comprised morbidity,anastomotic leakage,anastomotic stenosis,ileus,bleeding,abdominal abscess,wound problems and mortality.Oncological outcomes included positive resection margins,number of retrieved lymph nodes,and proximal and distal resection margins.The pooled effect was calculated using either a fixed effects or a random effects model.RESULTS:Fifteen non-randomized comparative studies with 2022 patients were included(LTG-811,OTG-1211).Both groups had similar short-term oncological outcomes,analgesic use(WMD-0.09;95%CI:-2.39-2.20;P=0.94)and mortality(OR=0.74;95%CI:0.24-2.31;P=0.61).However,LTG was associated with a lower intraoperative blood loss(WMD-201.19 mL;95%CI:-296.50--105.87 mL;P<0.0001)and overall complication rate(OR=0.73;95%CI:0.57-0.92;P=0.009);fewer wound-related complications(OR=0.39;95%CI:0.21-0.72;P=0.002);a quicker recovery of gastrointestinal motility with shorter time to frst fatus(WMD-0.82;95%CI:-1.18--0.45;P<0.0001)and oral intake(WMD-1.30;95%CI:-1.84--0.75;P<0.00001);and a shorter hospital stay(WMD-3.55;95%CI:-5.13--1.96;P<0.0001),albeit with a longer operation time(WMD 48.25 min;95%CI:31.15-65.35;P<0.00001),as compared with OTG.CONCLUSION:LTG is safe and effective,and may offer some advantages over OTG in the treatment of gastric cancer. | Jun-Jie Xiong Quentin M Nunes Wei Huang Chun-Lu Tan Neng-Wen Ke Si-Ming Xie Xun Ran Hao Zhang Yong-Hua Chen Xu-Bao Liu | 2013 | World Journal of Gastroenterology2013,19,44: | 11 |
| 4 | Oncogenic AURKA-enhanced N6-methyladenosine modification increases DROSHA mRNA stability to transactivate STC1 in breast cancer stem-like cells显示文摘RNase III DROSHA is upregulated in multiple cancers and contributes to tumor progression by hitherto unclear mechanisms.Here,we demonstrate that DROSHA interacts withβ-Catenin to transactivate STC1 in an RNA cleavage-independent manner,contributing to breast cancer stem-like cell(BCSC)properties.DROSHA mRNA stability is enhanced by N6-methyladenosine(m^(6)A)modification which is activated by AURKA in BCSCs.AURKA stabilizes METTL14 by inhibiting its ubiquitylation and degradation to promote DROSHA mRNA methylation.Moreover,binding of AURKA to DROSHA transcript further strengthens the binding of the m^(6)A reader IGF2BP2 to stabilize m^(6)A-modified DROSHA.In addition,wild-type DROSHA,but not an m^(6)A methylation-deficient mutant,enhances BCSC stemness maintenance,while inhibition of DROSHA m^(6)A modification attenuates BCSC traits.Our study unveils the AURKA-induced oncogenic m^(6)A modification as a key regulator of DROSHA in breast cancer and identifies a novel DROSHA transcriptional function in promoting the BCSC phenotype. | Fei Peng Jie Xu Bai Cui Qilan Liang Sai Zeng Bin He Hong Zou Manman Li Huan Zhao Yuting Meng Jin Chen Bing Liu Shasha Lv Peng Chu Fan An Zifeng Wang Junxiu Huang Yajing Zhan Yuwei Liao Jinxin Lu Lingzhi Xu Jin Zhang Zhaolin Su Zhiguang Li Fangjun Wang Eric W-FLam Quentin Liu | 2021 | Cell Research2021,31,3: | 9 |
| 5 | Meta-analysis of subtotal stomach-preserving pancreaticoduodenectomy vs pylorus preserving pancreaticoduodenectomy显示文摘AIM: To investigate the differences in outcome following pylorus preserving pancreaticoduodenectomy(PPPD) and subtotal stomach-preserving pancreaticoduodenectomy(SSPPD).METHODS: Major databases including Pub Med(Medline), EMBASE and Science Citation Index Expanded and the Cochrane Central Register of Controlled Trials(CENTRAL) in The Cochrane Library were searched for comparative studies between patients with PPPD and SSPPD published between January 1978 and July 2014. Studies were selected based on specific inclusion and exclusion criteria. The primary outcome was delayed gastric emptying(DGE). Secondary outcomes included operation time, intraoperative blood loss, pancreatic fistula, postoperative hemorrhage, intraabdominal abscess, wound infection, time to starting liquid diet, time to starting solid diet, period of nasogastric intubation, reinsertion of nasogastric tube, mortality and hospital stay. The pooled odds ratios(OR) or weighted mean difference(WMD) with 95% confidence intervals(95%CI) were calculated using either a fixed-effects or random-effects model. RESULTS: Eight comparative studies recruiting 650 patients were analyzed, which include two RCTs, one non-randomized prospective and 5 retrospective trial designs. Patients undergoing SSPPD experienced significantly lower rates of DGE(OR = 2.75; 95%CI: 1.75-4.30, P < 0.00001) and a shorter period of nasogastric intubation(OR = 2.68; 95%CI: 0.77-4.58,P < 0.00001), with a tendency towards shorter time to liquid(WMD = 2.97, 95%CI:-0.46-7.83; P = 0.09) and solid diets(WMD = 3.69, 95%CI:-0.46-7.83; P = 0.08) as well as shorter inpatient stay(WMD = 3.92, 95%CI:-0.37-8.22; P = 0.07), although these latter three did not reach statistical significance. PPPD, however, was associated with less intraoperative blood loss than SSPPD [WMD =-217.70, 95%CI:-429.77-(-5.63); P = 0.04]. There were no differences in other parameters between the two approaches, including operative time(WMD =-5.30, 95%CI:-43.44-32.84; P = 0.79), pancreatic fistula(OR = 0.91; 95%CI: 0.56-1.49; P = 0.70), postoperative hemorrhage(OR = 0.51; 95%CI: 0.15-1.74; P = 0.29), intraabdominal abscess(OR = 1.05; 95%CI: 0.54-2.05; P = 0.89), wound infection(OR = 0.88; 95%CI: 0.39-1.97; P = 0.75), reinsertion of nasogastric tube(OR = 1.90; 95%CI: 0.91-3.97; P = 0.09) and mortality(OR = 0.31; 95%CI: 0.05-2.01; P = 0.22).CONCLUSION: SSPPD may improve intraoperative and short-term postoperative outcomes compared to PPPD, especially DGE. However, these findings need to be further ascertained by well-designed randomized controlled trials. | Wei Huang Jun-Jie Xiong Mei-Hua Wan Peter Szatmary Shameena Bharucha Ilias Gomatos Quentin M Nunes Qing Xia Robert Sutton Xu-Bao Liu | 2015 | World Journal of Gastroenterology2015,21,20: | 8 |
| 6 | Prophylactic intra-peritoneal drain placement following pancreaticoduodenectomy:A systematic review and metaanalysis显示文摘AIM:To conduct a meta-analysis comparing outcomes after pancreaticoduodenectomy(PD)with or without prophylactic drainage.METHODS:Relevant comparative randomized and nonrandomized studies were systemically searched based on specific inclusion and exclusion criteria.Postoperative outcomes were compared between patients with and those without routine drainage.Pooled odds ratios(OR)with 95%CI were calculated using either fixed effects or random effects models.RESULTS:One randomized controlled trial and four non-randomized comparative studies recruiting 1728patients were analyzed.Patients without prophylactic drainage after PD had significantly higher mortality(OR=2.32,95%CI:1.11-4.85;P=0.02),despite the fact that they were associated with fewer overall complications(OR=0.62,95%CI:0.48-0.82;P=0.00),major complications(OR=0.75,95%CI:0.60-0.93;P=0.01)and readmissions(OR=0.77,95%CI:0.60-0.98;P=0.04).There were no significant differences in the rates of pancreatic fistula,intraabdominal abscesses,postpancreatectomy hemorrhage,biliary fistula,delayed gastric emptying,reoperation or radiologic-guided drains between the two groups.CONCLUSION:Indiscriminate abandonment of intraabdominal drainage following PD is associated with greater mortality,but lower complication rates.Future randomized trials should compare routine vs selective drainage. | Yi-Chao Wang Peter Szatmary Jing-Qiang Zhu Jun-Jie Xiong Wei Huang Ilias Gomatos Quentin M Nunes Robert Sutton Xu-Bao Liu | 2015 | World Journal of Gastroenterology2015,21,8: | 7 |
| 7 | Nuclear Aurora kinase A switches m^(6)A reader YTHDC1 to enhance an oncogenic RNA splicing of tumor suppressor RBM4显示文摘Aberrant RNA splicing produces alternative isoforms of genes to facilitate tumor progression,yet how this process is regulated by oncogenic signal remains largely unknown.Here,we unveil that non-canonical activation of nuclear AURKA promotes an oncogenic RNA splicing of tumor suppressor RBM4 directed by m^(6)A reader YTHDC1 in lung cancer.Nuclear translocation of AURKA is a prerequisite for RNA aberrant splicing,specifically triggering RBM4 splicing from the full isoform(RBM4-FL)to the short isoform(RBM4-S)in a kinase-independent manner. | SiSi Li YangFan Qi JiaChuan Yu YuChao Hao Bin He MengJuan Zhang ZhenWei Dai TongHui Jiang SuYi Li Fang Huang Ning Chen Jing Wang MengYing Yang DaPeng Liang Fan An JinYao Zhao WenJun Fan YuJia Pan ZiQian Deng YuanYuan Luo Tao Guo Fei Peng ZhiJie Hou ChunLi Wang FeiMeng Zheng LingZhi Xu Jie Xu QingPing Wen BiLian Jin Yang Wang Quentin Liu | 2022 | Signal Transduction and Targeted Therapy2022,7,5: | 4 |
| 8 | The Philadelphia chromosome in leukemogenesis显示文摘The truncated chromosome 22 that results from the reciprocal translocation t(9;22)(q34;q11) is known as the Phila?delphia chromosome(Ph) and is a hallmark of chronic myeloid leukemia(CML).In leukemia cells,Ph not only impairs the physiological signaling pathways but also disrupts genomic stability.This aberrant fusion gene encodes the breakpoint cluster region?proto?oncogene tyrosine?protein kinase(BCR?ABL1) oncogenic protein with persistently enhanced tyrosine kinase activity.The kinase activity is responsible for maintaining proliferation,inhibiting differentia?tion,and conferring resistance to cell death.During the progression of CML from the chronic phase to the accelerated phase and then to the blast phase,the expression patterns of different BCR?ABL1 transcripts vary.Each BCR?ABL1 transcript is present in a distinct leukemia phenotype,which predicts both response to therapy and clinical outcome.Besides CML,the Ph is found in acute lymphoblastic leukemia,acute myeloid leukemia,and mixed?phenotype acute leukemia.Here,we provide an overview of the clinical presentation and cellular biology of different phenotypes of Ph?positive leukemia and highlight key findings regarding leukemogenesis. | Zhi-Jie Kang Yu-Fei Liu Ling-Zhi Xu Zi-Jie Long Dan Huang Ya Yang Bing Liu Jiu-Xing Feng Yu-Jia Pan Jin-Song Yan Quentin Liu | 2016 | Chinese Journal of Cancer2016,35,6: | 3 |
| 9 | Nuclear Aurora kinase A triggers programmed death-ligand 1-mediated immune suppression by activating MYC transcription in triple-negative breast cancer显示文摘Background:Increasing studies have reported that oncogenes regulate components of the immune system,suggesting that this is a mechanism for tumorigenesis.Aurora kinase A(AURKA),a serine/threonine kinase,is involved in cell mitosis and is essential for tumor cell proliferation,metastasis,and drug resistance.However,the mechanism by which AURKA is involved in immune response regulation is unclear.Therefore,this study aimed to investigate the role of AURKA in immune regulation in triple-negative breast cancer(TNBC).Methods:Peripheral blood mononuclear cells(PBMCs)were co-cultured with TNBC cells.The xCELLigence Real-Time Cell Analyzer-MP system was used to detect the killing efficiency of immune cells on TNBC cells.The expression of immune effector molecules was tested by quantitative real-time polymerase chain reaction(qRT-PCR)to evaluate immune function.Furthermore,to validate AURKA-regulated immune response in vivo,4T1 murine breast cancer cell line with AURKA overexpression or downregulation was engrafted into BALB/c mice.The distribution and proportion of immune cells in tumors were further evaluated by immunohistochemistry and flow cytometry.Results:Downregulation of AURKA in TNBC cells increased immune response by activating CD8^(+)T cell proliferation and activity.Nuclear rather than cytoplasmic AURKA-derived programmed death-ligand 1(PD-L1)expression was independent of its kinase activity.Mechanistic investigations showed that nuclear AURKA increased PD-L1 expression via an MYC-dependent pathway.PD-L1 overexpression mostly reversed AURKA silencing-induced expression of immune effector molecules,including interleukin-(IL-2),interferon-γ(IFN-γ),and perforin.Moreover,AURKA expression was negatively correlated with the enrichment and activity of tumor-infiltrating CD8^(+)T cells in 4T1 engrafted BALB/c mouse model.Conclusions:Nuclear AURKA elevated PD-L1 expression via an MYCdependent pathway and contributed to immune evasion in TNBC.Therapies targeting nuclear AURKA may restore immune responses against tumors. | Shulan Sun Wei Zhou Xiaoxi Li Fei Peng Min Yan Yajing Zhan Fan An Xiaoyan Li Yunyong Liu Quentin Liu Haozhe Piao | 2021 | Cancer Communications2021,41,9: | 2 |
| 10 | SRSF1 inhibits autophagy through regulating Bcl-x splicing and interacting with PIK3C3 in lung cancer显示文摘Alternative splicing is a critical process to generate protein diversity.However,whether and how alternative splicing regulates autophagy remains largely elusive.Here we systematically identify the splicing factor SRSF1 as an autophagy suppressor.Specifically,SRSF1 inhibits autophagosome formation by reducing the accumulation of LC3-ⅡI and numbers of autophagosomes in different cell lines.Mechanistically,SRSF1 promotes the splicing of the long isoform of Bcl-x that interacts with Beclinl,thereby dissociating the Beclin1-PIK3C3 complex.In addition,SRSF1 also directly interacts with PIK3C3 to disrupt the interaction between Beclinl and PIK3C3.Consequently,the decrease of SRSF1 stabilizes the Beclinl and PIK3C3 complex and activates autophagy.Interestingly,SRSF1 can be degraded by starvation-and oxidative stresses-induced autophagy through interacting with LC3-Ⅱ,whereas reduced SRSF1 further promotes autophagy.This positive feedback is critical to inhibiting Gefitinib-resistant cancer cell progression both in vitro and in vivo.Consistently,the expression level of SRSF1 is inversely correlated to LC3 level in clinical cancer samples.Our study not only provides mechanistic insights of alternative splicing in autophagy regulation but also discovers a new regulatory role of SRSF1 in tumorigenesis,thereby offering a novel avenue for potential cancer therapeutics. | Yuesheng Lv Wenjing Zhang Jinyao Zhao Bing Sun Yangfan Qi Haoyu Ji Chaoqun Chen Jinrui Zhang Junxiu Sheng Taishu Wang Daniel Dominguez Han Liu Quentin Liu Songshu Meng Xiaoling Li Yang Wang | 2021 | Signal Transduction and Targeted Therapy2021,6,4: | 2 |
| 11 | Differentiation therapy:a promisingstrategy for cancer treatment显示文摘Poor differentiation is an important hallnnark of cancer cells,and differentiation therapy holds great promise for cancer treatment.The restoration of IkB kinase a(IKKa)leads to the differentiation of nasopharyngeal carcinoma cells with reduced tumorigenicity.The findings by Yan et al.validate the polycomb protein enhancer of zeste homologue2(EZH2)as a target for intervention. | Min Yan Quentin Liu | 2016 | Chinese Journal of Cancer2016,35,1: | 2 |
| 12 | CRISPR/Cas9 screening identifies a kinetochore-microtubule dependent mechanism for Aurora-A inhibitor resistance in breast cancer显示文摘Background:Overexpression of Aurora-A(AURKA)is a feature of breast cancer and associates with adverse prognosis.The selective Aurora-A inhibitor alisertib(MLN8237)has recently demonstrated promising antitumor responses as a single agent in various cancer types but its phase III clinical trial was reported as a failure since MLN8237 did not show an apparent effect in prolonging the survival of patients.Thus,identification of potential targets that could enhance the activity of MLN8237 would provide a rationale for drug combination to achieve better therapeutic outcome.Methods:Here,we conducted a systematic synthetic lethality CRISPR/Cas9 screening of 507 kinases using MLN8237 in breast cancer cells and identified a number of targetable kinases that displayed synthetic lethality interactions with MLN8237.Then,we performed competitive growth assays,colony formation assays,cell viability assays,apoptosis assays,and xenograft murine model to evaluate the synergistic therapeutic effects of Haspin(GSG2)depletion or inhibition with MLN8237.For mechanistic studies,immunofluorescence was used to detect the state of microtubules and the localization of Aurora-B and mitotic centromere-associated kinesin(MCAK).Results:Among the hits,we observed that Haspin depletion or inhibition marginally inhibited breast cancer cell growth but could substantially enhance the killing effects of MLN8237.Mechanistic studies showed that co-treatment with Aurora-A and Haspin inhibitors abolished the recruitment of Aurora-B and mitotic centromere-associated kinesin(MCAK)to centromeres which were associated with excessive microtubule depolymerization,kinetochore-microtubule(KT-MT)attachment failure,and severe mitotic catastrophe.We further showed that the combination of MLN8237 and the Haspin inhibitor CHR-6494 synergistically reduced breast cancer cell viability and significantly inhibited both in vitro and in vivo tumor growth.Conclusions:These findings establish Haspin as a synthetic lethal target and demonstrate CHR-6494 as a potential combinational drug for promoting the therapeutic effects of MLN8237 on breast cancer. | Ailin Chen Shijun Wen Fang Liu Zijian Zhang Meiling Liu Yuanzhong Wu Bin He Min Yan Tiebang Kang Eric W-F Lam Zifeng Wang Quentin Liu | 2021 | Cancer Communications2021,41,2: | 1 |
| 13 | New insights from the widening homogeneity perspective to target intratumor heterogeneity显示文摘Precision medicine has shed new light on the treatment of heterogeneous cancer patients.However,intratumor heterogeneity strongly constrains the clinical benefit of precision medicine.Thus,rethinking therapeutic strategies from a different facet within the precision medicine framework will not only diversify clinical interventions,but also provide an avenue for precision medicine.Here,we explore the current approaches for targeting intratumor hetero-geneity and their limitations.Furthermore,we propose a theoretical strategy with a“homogenization”feature based on iatrogenic evolutionary selection to target intratumor heterogeneity. | Mengying Tong Ziqian Deng Xiaolong Zhang Bin He Mengying Yang Wei Cheng Quentin Liu | 2018 | Cancer Communications2018,38,1: | 1 |
| 14 | Snail promotes lymph node metastasis and Twist enhances tumor deposit formation through epithelial-mesenchymal transition in colorectal cancer显示文摘 | Xin-Juan Fan Xiang-Bo Wan Zu-Li Yang Xin-Hui Fu Yan Huang Dian-Ke Chen Shun-Xin Song Quentin Liu Huan-Yu Xiao Lei Wang Jian-Ping Wang | 2012 | Human Pathology2012,,: | 1 |
| 15 | Activation of parvalbumin interneurons in anterior cingulate cortex impairs observational fear显示文摘The ability to detect conspecific's distress is crucial for animal survival.In rodent models,observational fear(OF) occurs when one animal perceives another fear related negative emotions,which may model certain behaviors caused by witnessing traumatic experiences in humans.Anterior cingulate cortex(ACC) has been showed to play a crucial role in OF.However,cellular and neural circuit basis relating to ACC governing OF is poorly understood.Here,we used Designer Receptor Exclusively Activated by a Designer Drug(DREADD) system to investigate the cell type specific circuit mechanism of ACC in OF.Firstly,inhibitory hM4D(Gi) designer receptor together with clozapine N-oxide(CNO) injection was applied to inactivate ACC neurons in the observer mice.We found that,chemogenetic inhibition of ACC resulted in a decreased freezing response in the observer mice.Next,combining PV-ires-Cre mice and Cre-dependent DREADD system,we selectively targeted the ACC parvalbumin(PV) interneurons with the excitatory hM3D(Gq) designer receptor.Activation of ACC PV interneurons following CNO injection reduced freezing response in the observer mice,while had no effect on freezing response in the demonstrator mice.Finally,monosynaptic rabies retrograde tracing revealed that ACC PV interneurons receive inputs from the mediodorsal thalamic nucleus(MD) and the ventromedial thalamic nucleus(VM),both known for their roles in OF.Taken together,these findings reveal that ACC activation is important for OF,during which PV interneurons in ACC play an important regulatory role.Abnormal function of ACC PV interneurons might contribute to the pathology of empathy-deficits related diseases,such as autism and schizophrenia. | Chunran Zhou Zheng Zhou Yushui Han Zhuogui Lei Lei Li Quentin Montardy Xuemei Liu Fuqiang Xu Liping Wang | 2018 | Science Bulletin2018,63,12: | 1 |
| 16 | Carcinoma Showing Thymus-Like Elements of the Thyroid Gland: Report of Three Cases Including One Case with Breast Cancer History显示文摘 | Guanjun Zhang Xi Liu Wei Huang Xiaofeng Li Marianne Johnstone Yuan Deng Yongqiang Ke Quentin M. Nunes Hongyan Wang Yili Wang Xuebin Zhang | 2015 | Pathology & Oncology Research2015,,1: | 1 |
| 17 | Low expression of Beclin 1 and elevated expression of HIF-1α refine distant metastasis risk and predict poor prognosis of ER-positive, HER2-negative breast cancer显示文摘 | Min Dong Xiang-bo Wan Zhong Yu Yuan Li Wei Xin Juan Fan Tian-tian Wang Yan Chun Lv Xing Li Zhan-hong Chen Jie Chen Qu Lin Jing-yun Wen Xiao-kun Ma Quentin Liu Xiang Yuan Wu | 2013 | Medical Oncology2013,,1: | 1 |
| 18 | STAT5 promotes PD-L1 expression by facilitating histone lactylation to drive immunosuppression in acute myeloid leukemia显示文摘Immunotherapy is a revolutionized therapeutic strategy for tumor treatment attributing to the rapid development of genomics and immunology,and immune checkpoint inhibitors have successfully achieved responses in numbers of tumor types,including hematopoietic malignancy.However,acute myeloid leukemia(AML)is a heterogeneous disease and there is stll a lack of systematic demonstration to apply immunotherapy in AML based on PD-1/PD-L1 blockage. | Ze-Wei Huang Xue-Ning Zhang Ling Zhang Ling-Ling Liu Jing-Wen Zhang Yu-Xiang Sun Jue-Qiong Xu Quentin Liu Zi-Jie Long | 2023 | Signal Transduction and Targeted Therapy2023,8,10: | 0 |
| 19 | Extended wet sieving method for determination of complete particle size distribution of general soils显示文摘The traditional standard wet sieving method uses steel sieves with aperture?0.063 mm and can only determine the particle size distribution(PSD)of gravel and sand in general soil.This paper extends the traditional method and presents an extended wet sieving method.The extended method uses both the steel sieves and the nylon filter cloth sieves.The apertures of the cloth sieves are smaller than 0.063 mm and equal 0.048 mm,0.038 mm,0.014 mm,0.012 mm,0.0063 mm,0.004 mm,0.003 mm,0.002 mm,and 0.001 mm,respectively.The extended method uses five steps to separate the general soil into many material sub-groups of gravel,sand,silt and clay with known particle size ranges.The complete PSD of the general soil is then calculated from the dry masses of the individual material sub-groups.The extended method is demonstrated with a general soil of completely decomposed granite(CDG)in Hong Kong,China.The silt and clay materials with different particle size ranges are further examined,checked and verified using stereomicroscopic observation,physical and chemical property tests.The results further confirm the correctness of the extended wet sieving method. | Shengnan Ma Yi Song Jiawei Liu Xingyu Kang Zhongqi Quentin Yue | 2024 | Journal of Rock Mechanics and Geotechnical Engineering2024,16,1: | 0 |
| 20 | Characterization of glutamatergic VTA neural population responses to aversive and rewarding conditioning in freely-moving mice显示文摘The Ventral Tegmental Area(VTA) is a midbrain structure known to integrate aversive and rewarding stimuli, but little is known about the role of VTA glutamatergic(VGluT2) neurons in these functions.Direct activation of VGluT2 soma evokes rewarding behaviors, while activation of their downstream projections evokes aversive behaviors. To facilitate our understanding of these conflicting properties, we recorded calcium signals from VTAVGluT2+ neurons using fiber photometry in VGluT2-cre mice to investigate how this population was recruited by aversive and rewarding stimulation, both during unconditioned and conditioned protocols. Our results revealed that, as a population, VTAVGluT2+neurons responded similarly to unconditioned-aversive and unconditioned-rewarding stimulation. During aversive and rewarding conditioning, the CS-evoked responses gradually increased across trials whilst the US-evoked response remained stable. Retrieval 24 h after conditioning, during which mice received only CS presentation, resulted in VTAVGluT2+ neurons strongly responding to CS presentation and to the expected-US but only for aversive conditioning. To help understand these differences based on VTAVGluT2+ neuronal networks, the inputs and outputs of VTAVGluT2+ neurons were investigated using Cholera Toxin B(CTB) and rabies virus. Based on our results, we propose that the divergent VTAVGluT2+ neuronal responses to aversion and reward conditioning may be partly due to the existence of VTAVGluT2+ subpopulations that are characterized by their connectivity. | Quentin Montardy Zheng Zhou Zhuogui Lei Xuemei Liu Pengyu Zeng Chen Chen Yuanming Liu Paula Sanz-Leon Kang Huang Liping Wang | 2019 | Science Bulletin2019,64,16: | 0 |