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1Optical manipulation from the microscale to the nanoscale: fundamentals, advances and prospects显示文摘Since the invention of optical tweezers,optical manipulation has advanced significantly in scientific areas such as atomic physics,optics and biological science.Especially in the past decade,numerous optical beams and nanoscale devices have been proposed to mechanically act on nanoparticles in increasingly precise,stable and flexible ways.Both the linear and angular momenta of light can be exploited to produce optical tractor beams,tweezers and optical torque from the microscale to the nanoscale.Research on optical forces helps to reveal the nature of light–matter interactions and to resolve the fundamental aspects,which require an appropriate description of momenta and the forces on objects in matter.In this review,starting from basic theories and computational approaches,we highlight the latest optical trapping configurations and their applications in bioscience,as well as recent advances down to the nanoscale.Finally,we discuss the future prospects of nanomanipulation,which has considerable potential applications in a variety of scientific fields and everyday life.Dongliang Gao Weiqiang Ding Manuel Nieto-Vesperinas Xumin Ding Mahdy Rahman Tianhang Zhang ChweeTeck Lim Cheng-Wei Qiu 2017Light(Science & Applications)2017,6,1:16
2Influence of grain size on the small fatigue crack initiation and propagation behaviors of a nickel-based superalloy at 650℃显示文摘GH4169 at 650℃ in atmosphere was investigated by using single edge notch tensile specimens. The number of main cracks and crack initiation mechanisms at the notch surface strongly depended on the grain size. The crack initiation life accounted for more percentages of the total fatigue life for the alloy with smaller grain size. The fatigue life generally increased with increasing crack initiation life. The small crack transited to long crack when its length reached 10 times the grain size.Xumin Zhu Congyang Gong Yun-Fei Jia Runzi Wang Chengcheng Zhang Yao Fu Shan-Tung Tu Xian-Cheng Zhang 2019Journal of Materials Science & Technology2019,35,8:9
3The Epitope Study on the SARS-CoV Nucleocapsid Protein显示文摘The nucleocapsid protein (N protein) has been found to be an antigenic protein in a number of coronaviruses. Whether the N protein in severe acute respiratory syndrome-associated coronavirus (SARS-CoV) is antigenic remains to be elucidated. Using Western blot and Enzyme-linked Immunosorbent Assay (ELISA),the recombinant N proteins and the synthesized peptides derived from the N protein were screened in sera from SARS patients. All patient sera in this study displayed strong positive immunoreactivities against the recombinant N proteins,whereas normal sera gave negative immunoresponses to these proteins, indicating that the N protein of SARS-CoV is an antigenic protein. Furthermore, the epitope sites in the N protein were determined by competition experiments, in which the recombinant proteins or the synthesized peptides competed against the SARS-CoV proteins to bind to the antibodies raised in SARS sera. One epitope site located at the C-terminus was confirmed as the most antigenic region in this protein. A detailed screening of peptide with ELISA demonstrated that the amino sequence from Codons 371 to 407 was the epitope site at the C-terminus of the N protein. Understanding of the epitope sites could be very significant for developing an effective diagnostic approach to SARS.Shuting Li, Liang Lin, Hao Wang, Jianning Yin, Yan Ren, Zhe Zhao, Jie Wen, Cuiqi Zhou, Xumin Zhang, Xiaolei Li, Jingqiang Wang, Zhengfeng Zhou, Jinxiu Liu, Jianmin Shao, Tingting Lei, Jianqiu Fang, Ningzhi Xu, and Siqi LiuBeijing Genomics Institute, Chinese Academy of Sciences, Beijing 101300, China & Beijing Proteomics Institute, Beijing 101300, China 2003Genomics, Proteomics & Bioinformatics2003,1,3:9
4Characteristics of distribution of Mycobacterium tuberculosis lineages in China显示文摘The genotyping methods of Mycobacterium tuberculosis would dramatically improve our understanding of the molecular epidemiology of tuberculosis. 3,929 isolates, from a National Survey of Drug-Resistant Tuberculosis in 2007 in China, were successfully genotyped by large sequence polymorphisms and 15 loci variable number tandem repeats. We found that 2,905(2,905/3,929, 73.9%) cases belonged to Lineage 2, dominated in the east and central regions, 975 cases(975/3,929, 24.8%) were Lineage 4, highly prevailed in the west regions, and 36 and 13 cases were Lineage 3 and Lineage 1, respectively. We also explored the associations between lineages(Lineage 2 vs. Lineage 4) and clinical characteristics by logistic regression. For Lineage 2, the risk factors were Han-ethnicity population and fever. However, for Lineage 4, they were occupation(farmer), and degree of education(non-literate). Fully understanding of the distribution of Mycobacterium tuberculosis lineage and its risk factors would play a critical role in tuberculosis prevention, control, and treatment.Haixia Chen Li He Chao Cai Jingyi Liu Junnan Jia Liang Ma Hairong Huang Lixia Wang Xumin Ni Jimin Gao Weimin Li 2018Science China(Life Sciences)2018,61,6:7
5Securing Parked Vehicle Assisted Fog Computing With Blockchain and Optimal Smart Contract Design显示文摘Vehicular fog computing(VFC)has been envisioned as an important application of fog computing in vehicular networks.Parked vehicles with embedded computation resources could be exploited as a supplement for VFC.They cooperate with fog servers to process offloading requests at the vehicular network edge,leading to a new paradigm called parked vehicle assisted fog computing(PVFC).However,each coin has two sides.There is a follow-up challenging issue in the distributed and trustless computing environment.The centralized computation offloading without tamper-proof audit causes security threats.It could not guard against false-reporting,free-riding behaviors,spoofing attacks and repudiation attacks.Thus,we leverage the blockchain technology to achieve decentralized PVFC.Request posting,workload undertaking,task evaluation and reward assignment are organized and validated automatically through smart contract executions.Network activities in computation offloading become transparent,verifiable and traceable to eliminate security risks.To this end,we introduce network entities and design interactive smart contract operations across them.The optimal smart contract design problem is formulated and solved within the Stackelberg game framework to minimize the total payments for users.Security analysis and extensive numerical results are provided to demonstrate that our scheme has high security and efficiency guarantee.Xumin Huang Dongdong Ye Rong Yu Lei Shu 2020IEEE/CAA Journal of Automatica Sinica2020,7,2:6
6Complementary transmissive ultra-thin meta-deflectors for broadband polarization-independent refractions in the microwave region显示文摘Polarization manipulation is a significant issue for artificial modulation of the electromagnetic(EM) wave, but general mechanisms all suffer the restriction of inherent symmetric properties between opposite handedness.Herein, a strategy to independently and arbitrarily manipulate the EM wave with orthogonal circular polarizations based on a metasurface is proposed, which effectually breaks through traditional symmetrical characteristics between orthogonal handedness. By synthesizing the propagation phase and geometric phase, the appropriate Jones matrix is calculated to obtain independent wavefront manipulation of EM waves with opposite circular polarizations. Two transmissive ultra-thin meta-deflectors are proposed to demonstrate the asymmetrical refraction of transmitted circularly polarized waves in the microwave region. Simulated transmitted phase front and measured far-field intensity distributions are in excellent agreement, indicating that the transmitted wave with different polarizations can be refracted into arbitrary and independent directions within a wide frequency band(relative bandwidth of 25%). The results presented in this paper provide more freedom for the manipulation of EM waves, and motivate the realizations of various polarization-independent properties for all frequency spectra.YUEYI YUAN KUANG ZHANG XUMIN DING BADREDDINE RATNI SHAH NAWAZ BUROKUR QUN WU 2019Photonics Research2019,7,1:5
7Full-duplex light communication with a monolithic multicomponent system显示文摘A monolithic multicomponent system is proposed and implemented on a III-nitride-on-silicon platform,whereby two multiple-quantum-well diodes(MQW-diodes)are interconnected by a suspended waveguide.Both MQW-diodes have an identical low-In-content InGaN/Al0.10Ga0.90N MQW structure and are produced by the same fabrication process flow.When appropriately biased,both MQW-diodes operate under a simultaneous emission-detection mode and function as a transmitter and a receiver at the same time,forming an in-plane full-duplex light communication system.Real-time full-duplex audio communication is experimentally demonstrated using the monolithic multicomponent system in combination with an external circuit.Yongjin Wang Xin Wang Bingcheng Zhu Zheng Shi Jialei Yuan Xumin Gao Yuhuai Liu Xiaojuan Sun Dabing Li Hiroshi Amano 2018Light(Science & Applications)2018,7,1:5
8Abrogation of Hn RNP L enhances anti-PD-1 therapy efficacy via diminishing PD-L1 and promoting CD8^(+) T cell-mediated ferroptosis in castration-resistant prostate cancer显示文摘Owing to incurable castration-resistant prostate cancer(CRPC)ultimately developing after treating with androgen deprivation therapy(ADT),it is vital to devise new therapeutic strategies to treat CRPC.Treatments that target programmed cell death protein 1(PD-1)and programmed death ligand-1(PD-L1)have been approved for human cancers with clinical benefit.However,many patients,especially prostate cancer,fail to respond to anti-PD-1/PD-L1 treatment,so it is an urgent need to seek a support strategy for improving the traditional PD-1/PD-L1 targeting immunotherapy.In the present study,analyzing the data from our prostate cancer tissue microarray,we found that PD-L1 expression was positively correlated with the expression of heterogeneous nuclear ribonucleoprotein L(Hn RNP L).Hence,we further investigated the potential role of Hn RNP L on the PD-L1 expression,the sensitivity of cancer cells to T-cell killing and the synergistic effect with anti-PD-1 therapy in CRPC.Indeed,Hn RNP L knockdown effectively decreased PD-L1 expression and recovered the sensitivity of cancer cells to T-cell killing in vitro and in vivo,on the contrary,Hn RNP L overexpression led to the opposite effect in CRPC cells.In addition,consistent with the previous study,we revealed that ferroptosis played a critical role in T-cell-induced cancer cell death,and Hn RNP L promoted the cancer immune escape partly through targeting YY1/PD-L1 axis and inhibiting ferroptosis in CRPC cells.Furthermore,Hn RNP L knockdown enhanced antitumor immunity by recruiting infiltrating CD8^(+)T cells and synergized with anti-PD-1 therapy in CRPC tumors.This study provided biological evidence that Hn RNP L knockdown might be a novel therapeutic agent in PD-L1/PD-1 blockade strategy that enhanced anti-tumor immune response in CRPC.Xumin Zhou Libin Zou Hangyu Liao Junqi Luo Taowei Yang Jun Wu Wenbin Chen Kaihui Wu Shengren Cen Daojun Lv Fangpeng Shu Yu Yang Chun Li Bingkun Li Xiangming Mao 2022Acta Pharmaceutica Sinica B2022,12,2:4
9A complete genome assembly of Glaciecola mesophila sp. nov. sequenced by using BIGIS-4 sequencer system显示文摘Using a pyrosequencing-based custom-made sequencer BIGIS-4, we sequenced a Gram-negative bacterium Glaciecola mesophila sp. nov. (Gmn) isolated from marine invertebrate specimens. We generated 152043 sequencing reads with a mean high-quality length of 406 bp, and assembled them using the BIGIS-4 post-processing module. No systematic low-quality data was detected beyond expected homopolymer-derived errors. The assembled Gmn genome is 5144318 bp in length and harbors 4303 annotated genes. A large number of metabolic genes correspond to various nutrients from surface marine invertebrates. Its abundant cold-tolerant and cellular signaling and related genes reveal a fundamental adaptation to low-temperature marine environment.YUAN LiNa REN LuFeng LI YunTao HAN WeiJing YU Yong CHU YaNan LIU GuiMing YU Dan TENG MingJing WANG Liang WANG XuMin ZHOU XiaoGuang YU YuDe YU Jun 2011Science China(Life Sciences)2011,54,9:4
10Rapid growth and properties of large-aperture 98%-deuterated DKDP crystals显示文摘In this paper,a highly deuterated potassium dihydrogen phosphate(DKDP)crystal with sizes up to 318 mm×312 mm×265 mm was grown by the rapid-growth method.The synthesis tank device was specially designed to synthesize a higher deuterium concentration and high-purity DKDP solution.The deuterium content of the as-grown crystal,which was 97.9%,was determined by two methods,including infrared(IR)spectroscopy and thermo-gravimetric analysis(TGA)measurements.The performances of the 97.9%DKDP crystal,including transmission,absorption coefficient,and laserinduced damage threshold(LIDT)were measured.The results indicate that,in the near-infrared band,the transmission of the 97.9%DKDP crystal is higher than that of KDP and 70%DKDP crystals,and the absorption coefficient is lower.The LIDT of the crystal reached 23.2 J·cm^-2(R-on-1,1064 nm,3 ns),which meets the engineering requirements for use in optical applications.Xumin Cai Xiuqing Lin Guohui Li Junye Lu Ziyu Hu Guozong Zheng 2019High Power Laser Science and Engineering2019,7,3:4
11Transcriptomic analysis reveals key regulators of mammogenesis and the pregnancy-lactation cycle显示文摘An organ unique to mammals,the mammary gland develops 90%of its mass after birth and experiences the pregnancy-lactation-involution cycle(PL cycle)during reproduction.To understand mammogenesis at the transcriptomic level and using a ribo-minus RNA-seq protocol,we acquired greater than 50 million reads each for the mouse mammary gland during pregnancy(day 12 of pregnancy),lactation(day 14 of lactation),and involution(day 7 of involution).The pregnancy-,lactation-and involution-related sequencing reads were assembled into 17344,10160,and 13739 protein-coding transcripts and1803,828,and 1288 non-coding RNAs(ncRNAs),respectively.Differentially expressed genes(DEGs)were defined in the three samples,which comprised 4843 DEGs(749 up-regulated and 4094 down-regulated)from pregnancy to lactation and4926 DEGs(4706 up-regulated and 220 down-regulated)from lactation to involution.Besides the obvious and substantive upand down-regulation of the DEGs,we observe that lysosomal enzymes were highly expressed and that their expression coincided with milk secretion.Further analysis of transcription factors such as Trps1,Gtf2i,Tcf7l2,Nupr1,Vdr,Rb1,and Aebp1,and ncRNAs such as mir-125b,Let7,mir-146a,and mir-15 has enabled us to identify key regulators in mammary gland development and the PL cycle.ZHOU YuanYuan GONG Wei XIAO JingFa WU JiaYan PAN LinLin LI XiaoNuan WANG XuMin WANG WeiWei HU SongNian YU Jun 2014Science China(Life Sciences)2014,57,3:4
12Identification and characterization of the BGR-like gene with a potential role in human testicular development/spermatogenesis显示文摘Aim: To investigate the roles of the BGR-like gene in testicular development/spermatogenesis. Methods: A human testis cDNA microarray was hybridized with probes from human adult testes and embryo testes. The differentially expressed clones were sequenced and analyzed. Expression of the BGR-like gene was analyzed by reverse transcription-polymerase chain reaction (RT-PCR). Results: A new gene exhibiting 50-fold difference in expression level between adult and fetal human testes was cloned and named the BGR-like gene. The cDNA consisted of 2500 nucleotides and had an open reading frame of 1437 nucleotides encoding a putative protein of 497 amino acid residues. Homologous comparison showed that the BGR-like gene was a new alternative splicing variant of the BGR gene and had sequence homology with the bubblegum gene of human, mouse, rat and Drosophilia. Protein motif analysis of the BGR-like gene revealed that it contained a conserved adenosine monophosphate (AMP)-binding domain and a fatty acyl-CoA synthetase signature motif which existed in all acyl-CoA synthetases. The BGR-like gene transcript was imperceptibly expressed in human fetal testes, highly in human adult testes and moderately in elderly testes and human Leydig ceils. RT-PCR-based tissue distribution experiments showed that the BGR-like gene was exclusively expressed in testes and was a testes-specific isoform of the BGR gene. A BGR-like gene transcript was not detected in some azoospermic testes. Conclusion: The BGR-like gene may play an important role in spermatogenesis/testicular development and may be correlated with male infertility.YingZheng Zuo-MinZhou XuMin Jian-MingLi Jia-HaoSha 2005Asian Journal of Andrology2005,7,1:3
13Comparative analysis of four essential Gracilariaceae species in China based on whole transcriptomic sequencing显示文摘Three Gracilaria species,G.chouae,G.blodgettii,G.vermiculophylla and a close relative species,Gracilariopsis lemaneiformis which is now nominated as Gracilaria lemaneiformis,are the typically indigenous species which are important resources for the production of special proteins,phycobilisomes,special carbohydrates,and agar in China.In this study,de novo transcriptome sequencing on these four species using the next generation sequencing technology was performed for the first time.Functional annotations on assembled sequencing reads showed that the transcriptomic profiles were quite different between G.lemaneiformis and other three Gracilaria species.Comparative analysis of differential gene expression related to carbohydrate and phycobiliprotein metabolisms also showed that the expression profiles of these essential genes were different in four species.The genes encoding allophycocyanin,phycocyanin and phycoerythrin were further examined in four species and their deduced amino acid sequences were used for phylogenetic analysis to confirm that G.lemaneiformis had close relationship to genus Gracilaria,as well as that within genus Gracilaria,G.chouae had closer relationship to G.vermiculophylla rather than to G.blodgettii.The de novo transcriptome study on four species provided a valuable genomic resource for further understanding and analysis on biological and evolutionary study among marine algae.XU Jiayue SUN Jing YIN Jinlong WANG Liang WANG Xumin LIU Tao CHI Shan LIU Cui REN Lufeng WU Shuangxiu YU Jun 2014Acta Oceanologica Sinica2014,33,2:3
14Nonlinear vibration response characteristics of a dual-rotor-bearing system with squeeze film damper显示文摘Rolling bearing and Squeeze Film Damper(SFD)are used in rotor support structures,and most researches on the nonlinear rotor-bearing system are focused on the simple rotor-bearing systems.This work emphasizes the comparative analysis of the influence of SFD on the nonlinear dynamic behavior of the dual-rotor system supported by rolling bearings.Firstly,a reduced dynamic model is established by combining the Finite Element(FE)method and the freeinterface method of component mode synthesis.The proposed model is verified by comparing the natural characteristics obtained from an FE model with those from the experiment.Then,the steady-state vibration responses of the system with or without SFD are solved by the numerical integration method.The influences of the ball bearing clearance,unbalance,centralizing spring stiffness and oil film clearance of SFD on the nonlinear steady-state vibration responses of the dual-rotor system are analyzed.Results show that SFD can effectively suppress the amplitude jump of the dual rotor system sustaining two rotors unbalance excitations.As the ball bearing clearance or unbalance increases,the amplitude jump phenomenon becomes more obvious,the resonance hysteresis phenomenon strengthens or weakens,the resonant peaks shift to the left or the right,respectively.SFD with unreasonable parameters will aggravate the system vibration,the smaller the oil film clearance,the better the damping performance of the SFD,the larger the centralizing spring stiffness is,the larger resonance amplitudes are.Xinxing MA Hui MA Haiqin QIN Xumin GUO Chenguang ZHAO Mingyue YU 2021Chinese Journal of Aeronautics2021,34,10:3
15Phylogenetic analyses of the genes involved in carotenoid biosynthesis in algae显示文摘Carotenoids play a crucial role in absorbing light energy for photosynthesis,as well as in protecting chlorophyll from photodamage.In contrast to the Streptophyta,few studies have examined carotenoid biosynthetic pathways in algae,owing to a shortage of datasets.As part of the 1000 Plants Project,we sequenced and assembled the transcriptomes of 41 marine macroalgal species,including 22 rhodophytes and 19 phaeophytes,and then combined the datasets with publicly available data from Gen Bank(National Center for Biotechnology Information) and the U.S.Department of Energy Joint Genome Institute.As a result,we identified 68 and 79 fulllength homologs in the Rhodophyta and Phaeophyceae,respectively,of seven inferred carotenoid biosynthetic genes,including the genes for phytoene synthase(PSY),phytoene desaturase(PDS),ζ-carotene desaturase(ZDS),ζ-carotene isomerase(Z-ISO),prolycopene isomerase(crt ISO),lycopene β-cyclase(LCYB),and lycopene ε-cyclase(LCYE).We found that the evolutionary history of the algal carotenoid biosynthetic pathway was more complex than that of the same pathway in the Streptophyta and,more specifically,that the evolutionary history involved endosymbiotic gene transfer,gene duplication,and gene loss.Almost all of the eukaryotic algae that we examined had inherited the seven carotenoid biosynthesis genes via endosymbiotic gene transfer.Moreover,PSY,crt ISO,and the ancestral lycopene cyclase gene(LCY) underwent duplication events that resulted in multiple gene copies,and the duplication and subsequent divergence of LCYB and LCYE specialized and complicated the cyclization of lycopene.Our findings also verify that the loss of LCYE in both the microphytic rhodophytes and phaeophytes explains the differences in their carotenoid patterns,when compared to the macrophytic rhodophytes.These analyses provide a molecular basis for further biochemical and physiological validation in additional algal species and should help elucidate the origin and evolution of carotenoid biosynthetic pathways.WANG Shanshan ZHANG Lei CHI Shan WANG Guoliang WANG Xumin LIU Tao TANG Xuexi 2018Acta Oceanologica Sinica2018,37,4:3
16Transcriptome-wide evolutionary analysis on essential brown algae(Phaeophyceae)in China显示文摘Brown algae(Chromista,Ochrophyta,Phaeophyceae) are a large group of multicellular algae that play important roles in the ocean's ecosystem and biodiversity.However,poor molecular bases for studying their phylogenetic evolutions and novel metabolic characteristics have hampered progress in the field.In this study,we sequenced the de novo transcriptome of 18 major species of brown algae in China,covering six orders and seven families,using the high-throughput sequencing platform Illumina HiSeq 2000.From the transcriptome data of these 18 species and publicly available genome data of Ectocarpus siliculosus and Phaeodactylum tricornutum,we identified 108 nuclear-generated orthologous genes and clarified the phylogenetic relationships among these brown algae based on a multigene method.These brown algae could be separated into two clades: Clade Ishigeales-Dictyotales and Clade Ectocarpales-Laminariales-Desmarestiale-Fucales.The former was at the base of the phylogenetic tree,indicating its early divergence,while the latter was divided into two branches,with Order Fucales diverging from Orders Ectocarpales,Laminariales,and Desmarestiale.In our analysis of taxonomy-contentious species,Sargassum fusiforme and Saccharina sculpera were found to be closely related to genera Sargassum and Saccharina,respectively,while Petalonia fascia showed possible relation to genus Scytosiphon.The study provided molecular evidence for the phylogenetic taxonomy of brown algae.SUN Jing WANG Liang WU Shuangxiu WANG Xumin XIAO Jingfa CHI Shan LIU Cui REN Lufeng ZHAO Yuhui LIU Tao YU Jun 2014Acta Oceanologica Sinica2014,33,2:2
17Ribogenomics: the Science and Knowledge of RNA显示文摘Ribonucleic acid(RNA) deserves not only a dedicated field of biological research –– a discipline or branch of knowledge –– but also explicit definitions of its roles in cellular processes and molecular mechanisms. Ribogenomics is to study the biology of cellular RNAs, including their origin, biogenesis, structure and function. On the informational track, messenger RNAs(mRNAs) are the major component of ribogenomes, which encode proteins and serve as one of the four major components of the translation machinery and whose expression is regulated at multiple levels by other operational RNAs. On the operational track, there are several diverse types of RNAs –– their length distribution is perhaps the most simplistic stratification –– involving in major cellular activities, such as chromosomal structure and organization, DNA replication and repair, transcriptional/ post-transcriptional regulation, RNA processing and routing, translation and cellular energy/ metabolism regulation. An all-out effort exceeding the magnitude of the Human Genome Project is of essence to construct just mammalian transcriptomes in multiple contexts including embryonic development, circadian and seasonal rhythms, defined life-span stages, pathological conditions and anatomy-driven tissue/organ/cell types.Jiayan Wu Jingfa Xiao Zhang Zhang Xumin Wang Songnian Hu Jun Yu 2014Genomics, Proteomics & Bioinformatics2014,12,2:2
18Hyperbolic polynomial uniform B-spline curves and surfaces with shape parameter显示文摘Liu Xumin Xu Weixiang Guan Yong Shang Yuanyuan 2009Graphical Models2009,,1:2
19Flesh quality of hybrid grouper(Epinephelus fuscoguttatus♀×Epinephelus lanceolatus♂)fed with hydrolyzed porcine mucosasupplemented low fishmeal diet显示文摘Iso-nitrogenous and iso-lipidic diets containing 0%,3%,6%,9%,and 12%hydrolyzed porcine mucosa(namely,HPM0,HPM3,HPM6,HPM9,and HPM12)were prepared to evaluate their effects on the growth performance,muscle nutrition composition,texture property,and gene expression related to muscle growth of hybrid groupers(Epinephelus fuscoguttatus\Epinephelus lanceolatus_).Groupers were fed to apparent satiation at 08:00 and 16:00 every day for a total of 56 days.It was found that the weight gain percentage in the HPM0,HPM3,and HPM6 groups did not differ(P>0.05).The cooking loss and drip loss of the dorsal muscle in the HPM3 group were lower than those in the HPM6 and HPM9 groups(P<0.05).The hardness and chewiness of the dorsal muscle in the HPM3 group were higher than those in the HPM0,HPM9,and HPM12 groups(P<0.05).The gumminess in the HPM3 group was higher than that in the HPM9 and HPM12 groups(P<0.05).The total essential amino acid content of the dorsal muscle in the HPM12 group was higher than that in the HPM0 group(P<0.05).The contents of total n-3 polyunsaturated fatty acid and total n-3 highly unsaturated fatty acid,as well as the ratio of n-3/n-6 polyunsaturated fatty acid in the dorsal muscle was higher in the HPM0 group than in all other groups(P<0.05).The relative expressions of gene myogenic factor 5,myocyte enhancer factor 2c,myocyte enhancer factor 2a,myosin heavy chain,transforming growth factor-beta 1(TGF-b1),and follistatin(FST)were the highest in the dorsal muscle of the HPM3 group.The results indicated that the growth performance of hybrid grouper fed a diet with 6%HPM and 27%fish meal was as good as that of the HPM0 group.When fish ingested a diet containing 3%HPM,the expression of genes TGF-β1 and FST involved in muscle growth were upregulated,and then the muscle quality related to hardness and chewiness were improved.An appropriate amount of HPM could be better used in grouper feed.Xuanyi Yang Xinyan Zhi Ziling Song Guanghui Wang Xumin Zhao Shuyan Chi Beiping Tan 2022Animal Nutrition2022,,1:2
20Comparison of smith-petersen osteotomy, pedicular subtraction osteotomy, and poly- segmental wedge osteotomy in treating rigid thoracolumbar kyphotic deformity in ankylosing spondylitis a systematic review and meta-anal- ysis显示文摘Hu Xumin Ashish Jung Thapa Cai Zhaopeng 2015Bmc Surgery2015,16,4:1
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