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| 1 | Performance of plasma-sprayed CuNiIn coatings and Mo coatings subjected to fretting fatigue显示文摘During atmospheric plasma spraying,a cooling process usually plays an important role in the coating quality,especially for the oxidation containment of metallic coatings.CuNiIn and Mo coatings were prepared using atmospheric plasma spraying with different cooling processes.The obtained coatings were characterized in terms of microstructure,microhardness and tensile strengths.The relation between the coating microstructure and their fretting fatigue behavior was emphasized.The results show that the sensitivity of Mo coatings to the cooling process is lower than CuNiIn coatings.The resistance to fretting fatigue is determined by the coating microhardness,correlated with the contents of oxides and pores.The fretting wear mechanisms of both the coatings are galling,third body abrasive wear and material transfer. | Shujuan Dong Yihui Wang Jinyan Zeng Xiong Yang Panpan Liang Dezheng Wang Huiqi Liao Hanlin Liao | 2020 | Nano Materials Science2020,2,2: | 2 |
| 2 | Hedgehog pathway orchestrates the interplay of histone modifications and tailors combination epigenetic therapies in breast cancer显示文摘Epigenetic therapies that cause genome-wide epigenetic alterations,could trigger local interplay between different histone marks,leading to a switch of transcriptional outcome and therapeutic responses of epigenetic treatment.However,in human cancers with diverse oncogenic activation,how oncogenic pathways cooperate with epigenetic modifiers to regulate the histone mark interplay is poorly understood.We herein discover that the hedgehog(Hh)pathway reprograms the histone methylation landscape in breast cancer,especially in triple-negative breast cancer(TNBC).This facilitates the histone acetylation caused by histone deacetylase(HDAC)inhibitors and gives rise to new therapeutic vulnerability of combination therapies.Specifically,overexpression of zinc finger protein of the cerebellum 1(ZIC1)in breast cancer promotes Hh activation,facilitating the switch of H3K27 methylation(H3K27me)to acetylation(H3K27ac).The mutually exclusive relationship of H3K27me and H3K27ac allows their functional interplay at oncogenic gene locus and switches therapeutic outcomes.Using multiple in vivo breast cancer models including patient-derived TNBC xenograft,we show that Hh signaling-orchestrated H3K27me and H3K27ac interplay tailors combination epigenetic drugs in treating breast cancer.Together,this study reveals the new role of Hh signaling-regulated histone modifications interplay in responding to HDAC inhibitors and suggests new epigenetically-targeted therapeutic solutions for treating TNBC. | Xiaomin Wang Jun Xu Yiming Sun Siyuwei Cao Hanlin Zeng Nan Jin Matthew Shou Shuai Tang Yi Chen Min Huang | 2023 | Acta Pharmaceutica Sinica B2023,13,6: | 1 |
| 3 | Migration of paleo-uplift in southwestern Tarim Basin and its implications for orogenesis and reservoir development, NW China显示文摘Based on well horizon calibration,the typical seismic profiles in southwestern Tarim Basin were interpreted systematically,regional geological sections were established,and the regional denudation thickness of each tectonic period was restored.On this basis,the plane morphology maps of ancient structures of the Cambrian pre-salt dolomites in different periods were compiled,and the spatial distribution,development,evolution and migration of paleo-uplift in the late Early Paleozoic were analyzed.In the late Early Paleozoic,there existed a unified regional paleo-uplift widely distributed in southwestern Tarim Basin,which is called the southwestern Tarim plaeo-uplift.The“Tarim SW paleo-uplift”and“Hetian paleo-uplift”proposed in previous literatures are not independent,but the result of the spatio-temporal migration and evolution of the southwestern Tarim paleo-uplift identified in this paper.The southwestern Tarim paleo-uplift emerged at the end of Middle Ordovician,and took its initial shape with increased amplitude in the Late Ordovician.During the Silurian,the southwestern Tarim paleo-uplift rose steadily and expanded rapidly to the east,incorporating Pishan-Hetian and other areas,with the structural high locating in the Pishan-Hetian area.During the Devonian,the southwestern Tarim paleo-uplift began to shrink gradually,to a limited range in the Pishan-Hetian area in the southern part of the basin.During the Carboniferous,the southwestern Tarim paleo-uplift became an underwater uplift,that is,the paleo-uplift gradually died out.The southwestern Tarim paleo-uplift belongs to the forebulge of the southwestern Tarim foreland basin in the late Early Paleozoic,and its formation and evolution are related to the early Paleozoic orogeny of the West Kunlun orogenic belt in the south of the Tarim Basin.The migration of the southwestern Tarim paleo-uplift from the northwestern part of the southwestern Tarim Basin to the Pishan-Hetian area indicates the early Paleozoic orogenic process of the West Kunlun orogenic belt,which started in the western section at the end of Middle Ordovician and extended from west to east in a“scissor”style.The migration and evolution of the southwestern Tarim paleo-uplift controlled the development of unconformities at the end of Middle Ordovician,the end of Late Ordovician,and the end of Middle Devonian,and the spatial distribution of dissolved fracture-cave reservoirs in weathered crust below the unconformities in the southwest of Tarim Basin.The migration of the structural high of the southwestern Tarim paleo-uplift also played an important role in controlling the development of dissolved fracture-cave reservoirs in weathered crust. | YAN Jiakai CHEN Hanlin CHENG Xiaogan CHEN Yongquan ZENG Changmin CHEN Cai WU Hongxiang | 2023 | Petroleum Exploration and Development2023,50,1: | 0 |
| 4 | 白血病抑制因子受体反馈上调介导乳腺癌对组蛋白去乙酰化酶抑制剂耐药显示文摘靶向肿瘤表观遗传调控是当前分子靶向抗肿瘤药物研发的重要方向。组蛋白去乙酰化酶(HDAC)抑制剂在表观遗传领域率先取得成功,多个抑制剂被批准上市,用于多种亚型血液肿瘤的临床治疗。 | Hanlin Zeng Jia Qu Nan Jin Jun Xu Chenchu Lin Yi Chen Xinying Yang Xiang He Shuai Tang Xiaojing Lan Xiaotong Yang Ziqi Chen 黄敏 丁健 耿美玉 | 2017 | 科学新闻2017,19,4: | 0 |
| 5 | Clinical utilization of olaparib,a PARP inhibitor,in BRCA1-mutant metastatic acral melanoma显示文摘Acral melanoma(AM)is a rare subtype of cutaneous melanoma linked to poor prognosis,largely due to a lacking of effective targeted therapeutic strategies.Whole-genome sequencing(WGS)data revealed that AM showed a different mutation landscape from cutaneous melanoma.1 BRCA1 and BRCA2 mutations appear in about 3%–16%of AMs.2,3 Pharmacologic inhibition of the DNA repair enzyme PARP has been approved by the FDA as monotherapy in patients with deleterious germline BRCA1/2 mutated advanced ovarian cancer,and the usage has been expanded to metastatic breast cancer,pancreatic cancer,and prostate cancer with homologous recombination repair(HRR)gene defects.4 However,whether AM with BRCA mutations is also sensitive to PARP inhibition is unknown.We identified a stageⅣAM patient with a germline BRCA1 frameshift mutation(BRAC1 G1384Nfs∗7)who was resistant to anti-PD1 therapy.Both patient-derived xenograft and cells(PDX/PDC)models from the same AM patient were established.PARP inhibitor olaparib significantly decreased cell proliferation and slowed tumor growth by increasing DNA double-strand breakage in AM cancer cells.Administration of olaparib to the patient achieved stable disease for 3 months.This study provides preclinical and clinical evidence that PARP inhibitors can slow tumor growth in BRCA1-mutant advanced acral melanoma. | Ruixin Jiang Xianbin Liang Ye Tao Ronghui Xia Ming Lei Bin Jiang Robert LJudson-Torres Yanjie Zhang Weizhen Zhang Hanlin Zeng | 2023 | Genes & Diseases2023,10,5: | 0 |
| 6 | Clinical management of a rare melanoma case arising from congenital melanocytic nevus显示文摘Congenital melanocytic nevi(CMNs)are skin lesions characterized by benign melanocytic proliferations and present at birth or shortly thereafter.Large and giant CMNs,with a projected adult size≥20 cm and 40 cm in diameter respectively,are more likely to develop into malignant melanoma.In most cases,melanoma arising from congenital melanocytic nevus(CMN)is particularly aggressive. | Ruixin Jiang Yan Wang Xuhui Ma Xinyang Xuanyuan Yanjie Zhang Bin Jiang Weizhen Zhang Hanlin Zeng | 2024 | Genes & Diseases2024,11,3: | 0 |