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| 1 | Two-dimensional speckle tracking echocardiography for the assessment of atrial function显示文摘Echocardiography is the most common diagnostic method for assessing atrial function but the technique has some limitations. Traditionally, assessment of left atrial function has been performed by measuring volumes with 2D echocardiography. Additionally, it can be assessed with transmitral Doppler and pulmonary vein Doppler. Recently, an alternative method has been incorporated, namely, measurement of myocardial deformation with color tissue Doppler-derived strain. However, this method has several limitations, such as suboptimal reproducibility, angle-dependence, signal artifacts and the fact that it only measures regional strain and does not obtain information about the curved portion of the atrial roof. To overcome these limitations in the quantification of atrial function, the use of speckle tracking echocardiography (STE) strain has been proposed. This technique is not derived from Doppler but rather from 2D echocardiography; it is angle-independent and allows one to measure global as well as regional atrial strain. In this editorial, we describe the physical and pathophysiological concepts of STE and underline the clinical usefulness of this new technique. | Tomás Francisco Cianciulli María Cristina Saccheri Jorge Alberto Lax Alejandra Marina Bermann Daniel Ernesto Ferreiro | 2010 | World Journal of Cardiology2010,2,7: | 39 |
| 2 | Role of quorum sensing in bacterial infections显示文摘Quorum sensing(QS) is cell communication that is widely used by bacterial pathogens to coordinate the expression of several collective traits, including the production of multiple virulence factors, biofilm formation, and swarming motility once a population threshold is reached. Several lines of evidence indicate that QS enhances virulence of bacterial pathogens in animal models as well as in human infections; however, its relative importance for bacterial pathogenesis is still incomplete. In this review, we discuss the present evidence from in vitro and in vivo experiments in animal models, as well as from clinical studies, that link QS systems with human infections. We focus on two major QS bacterial models, the opportunistic Gram negative bacteria Pseudomonas aeruginosa and the Gram positive Staphylococcus aureus, which are also two of the main agents responsible of nosocomial and wound infections. In addition, QS communication systems in other bacterial, eukaryotic pathogens, and even immune and cancer cells are also reviewed, and finally, the new approaches proposed to combat bacterial infections by the attenuation of their QS communication systems and virulence are also discussed. | Israel Castillo-Juárez Toshinari Maeda Edna Ayerim Mandujano-Tinoco María Tomás Berenice Pérez-Eretza Silvia Julieta García-Contreras Thomas K Wood Rodolfo García-Contreras | 2015 | World Journal of Clinical Cases2015,3,7: | 15 |
| 3 | Epidemiology of perforated peptic ulcer:Age-and gender-adjusted analysis of incidence and mortality显示文摘AIM:To investigate the epidemiological trends in inci-dence and mortality of perforated peptic ulcer(PPU)in a well-defined Norwegian population. METHODS:A retrospective,population-based,single-center,consecutive cohort study of all patients diag-nosed with benign perforated peptic ulcer.Included were both gastric and duodenal ulcer patients admitted to Stavanger University Hospital between January 2001 and December 2010.Ulcers with a malignant neoplasia diagnosis,verified by histology after biopsy or resection,were excluded.Patients were identified from the hospitals administrative electronic database using pertinent ICD-9 and ICD-10 codes(K25.1,K25.2,K25.5, K25.6,K26.1,K26.2,K26.5,K26.6).Additional searches using appropriate codes for relevant laparoscopic and open surgical procedures(e.g.,JDA 60,JDA 61,JDH 70 and JDH 71)were performed to enable a complete identification of all patients.Patient demographics,presentation patterns and clinical data were retrieved from hospital records and surgical notes.Crude and adjusted incidence and mortality rates were estimated by using national population demographics data. RESULTS:In the study period,a total of 172 patients with PPU were identified.The adjusted incidence rate for the overall 10-year period was 6.5 per 100 000 per year(95%CI:5.6-7.6)and the adjusted mortality rate for the overall 10-year period was 1.1 per 100 000 per year(95%CI:0.7-1.6).A non-significant decline in ad-justed incidence rate from 9.7 to 5.6 occurred during the decade.The standardized mortality ratio for the whole study period was 5.7(95%CI:3.9-8.2),while the total 30-d mortality was 16.3%.No difference in in-cidence or mortality was found between genders.However,for patients≥60 years,the incidence increased over 10-fold,and mortality more than 50-fold,compared to younger ages.The admission rates outside office hours were high with almost two out of three(63%) admissions seen at evening/night time shifts and/or during weekends.The observed seasonal variations in admissions were not statistically significant. CONCLUSION:The adjusted incidence rate,seasonal distribution and mortality rate was stable.PPU fre-quently presents outside regular work-hours.Increase in incidence and mortality occurs with older age. | Kenneth Thorsen Jon Arne Sreide Jan Terje Kvaly Tom Glomsaker Kjetil Sreide | 2013 | World Journal of Gastroenterology2013,19,3: | 14 |
| 4 | Schistosoma mansoni proteins attenuate gastrointestinal motility disturbances during experimental colitis in mice显示文摘AIM:To investigate the therapeutic effect of Schistosoma mansoni(S.mansoni) soluble worm proteins on gastrointestinal motility disturbances during experimental colitis in mice. METHODS:Colitis was induced by intrarectal injection of trinitrobenzene sulphate(TNBS) and 6 h later,mice were treated ip with S.mansoni proteins.Experiments were performed 5 d after TNBS injection.Inflammationwas quantified using validated inflammation parameters. Gastric emptying and geometric center were measured to assess in vivo gastrointestinal motility.Peristaltic activity of distal colonic segments was studied in vitro using a modified Trendelenburg set-up.Cytokine profiles of T-lymphocytes isolated from the colon were determined by real time reverse transcriptase-polymerase chain reaction. RESULTS:Intracolonic injection of TNBS caused severe colitis.Treatment with S.mansoni proteins significantly ameliorated colonic inflammation after 5 d.TNBS did not affect gastric emptying but significantly decreased the geometric center and impaired colonic peristaltic activity 5 d after the induction of colitis.Treatment with S.mansoni proteins ameliorated these in vivo and in vitro motility disturbances.In addition,TNBS injection caused a downregulation of effector T cell cytokines after 5 d,whereas a S.mansoni protein effect was no longer observed at this time point. CONCLUSION:Treatment with S.mansoni proteins attenuated intestinal inflammation and ameliorated motility disturbances during murine experimental colitis. | Nathalie E Ruyssers Benedicte Y De Winter Joris G De Man Natacha D Ruyssers Ann J Van Gils Alex Loukas Mark S Pearson Joel V Weinstock Paul A Pelckmans Tom G Moreels | 2010 | World Journal of Gastroenterology2010,16,6: | 11 |
| 5 | Hepatic abscess induced by foreign body:Case report and literature review显示文摘Hepatic abscess due to perforation of the gastrointestinal tract caused by ingested foreign bodies is uncommon. Pre-operative diagnosis is difficult as patients are often unaware of the foreign body ingestion and symptoms and imagiology are usually non-specific. The authors report a case of 62-year-old woman who was admitted with fever and abdominal pain. Further investigation revealed hepatic abscess, without resolution despite antibiotic therapy. A liver abscess resulting from perforation and intra-hepatic migration of a bone coming from the pilorum was diagnosed by surgery. The literature concerning foreign body-induced perforation of the gastrointestinal tract complicated by liver abscess is reviewed. | Sofia A Santos Sara CF Alberto Elsa Cruz Eduardo Pires Tomás Figueira lia Coimbra José Estevez Mário Oliveira Luís Novais Joo R Deus | 2007 | World Journal of Gastroenterology2007,13,9: | 10 |
| 6 | Quadruple therapy with furazolidone for retreatment in patients with peptic ulcer disease显示文摘AIM: To establish the efficacy and safety of a 7-d therapeutic regimen using omeprazole,bismuth subcitrate,furazolidone and amoxicillin in patients with peptic ulcer disease who had been previously treated with other therapeutic regimens without success.METHODS: Open cohort study which included patients with peptic ulcer who had previously been treated unsuccessfully with one or more eradication regimens.The therapeutic regimen consisted of 20 mg omeprazole,240 mg colloidal bismuth subcitrate,1000 mg amoxicillin,and 200 mg furazolidone,taken twice a day for 7 d.Patients were considered as eradicated when samples taken from the gastric antrum and corpus 12 wk after the end of treatment were negative for Helicobacter pylori (H pylori) (rapid urease test and histology).Safety was determined by the presence of adverse effects.RESULTS: Fifty-one patients were enrolled.The eradication rate was 68.8% (31/45).Adverse effects were reported by 31.4% of the patients,and these were usually considered to be slight or moderate in the majority of the cases.Three patients had to withdraw from the treatment due to the presence of severe adverse effects.CONCLUSION: The association of bismuth,furazolidone,amoxicillin and a proton-pump inhibitor is a valuable alternative for patients who failed to respond to other eradication regimens.It is an effective,cheap and safe option for salvage therapy of positive patients. | Guilherme Eduardo Gonalves Felga Fernando Marcuz Silva Ricardo Correa Barbuti Tomás Navarro-Rodriguez Schlioma Zaterka Jaime Natan Eisig | 2008 | World Journal of Gastroenterology2008,14,40: | 9 |
| 7 | High-flow nasal oxygen availability for sedation decreases the use of general anesthesia during endoscopic retrograde cholangiopancreatography and endoscopic ultrasound显示文摘AIM To examine whether high-flow nasal oxygen(HFNO) availability influences the use of general anesthesia(GA) in patients undergoing endoscopic retrograde cholangiopancreatography(ERCP) and endoscopic ultrasound(EUS) and associated outcomes.METHODS In this retrospective study, patients were stratified into 3 eras between October 1, 2013 and June 30, 2014 based on HFNO availability for deep sedation at the time of their endoscopy. During the first and last 3-mo eras(era 1 and 3), no HFNO was available, whereas it was an option during the second 3-mo era(era 2). The primary outcome was the percent utilization of GA vs deep sedation in each period. Secondary outcomes included oxygen saturation nadir during sedation between periods, as well as procedure duration, and anesthesia-only time between periods and for GA vs sedation cases respectively.RESULTS During the study period 238 ERCP or EUS cases were identified for analysis. Statistical testing was employed and a P < 0.050 was significant unless the Bonferroni correction for multiple comparisons was used. General anesthesia use was significantly lower in era 2 compared to era 1 with the same trend between era 2 and 3(P = 0.012 and 0.045 respectively). The oxygen saturation nadir during sedation was significantly higher in era 2 compared to era 3(P < 0.001) but not between eras 1 and 2(P = 0.028) or 1 and 3(P = 0.069). The procedure time within each era was significantly longer under GA compared to deep sedation(P ≤ 0.007) as was the anesthesia-only time(P ≤ 0.001).CONCLUSION High-flow nasal oxygen availability was associated with decreased GA utilization and improved oxygenation for ERCP and EUS during sedation. | Roman Schumann Nikola S Natov Klifford A Rocuts-Martinez Matthew D Finkelman Tom V Phan Sanjay R Hegde Robert M Knapp | 2016 | World Journal of Gastroenterology2016,22,47: | 9 |
| 8 | Structure and Activity of Strigolactones: New Plant Hormones with a Rich Future显示文摘Strigolactones (SL ) 组成作为为 Striga, Orobanche,和 Pelipanchi spp 的寄生杂草的种子的萌芽兴奋剂活跃的植物荷尔蒙的一个新班,在 arbuscular mycorrhizal (AM ) 的菌丝的分叉真菌并且作为射击分叉的禁止者。在这评论,焦点在这些 SL 的分子的特征上。在主人植物的根流出物的 SL 的出现被描述。为根据纯、适用的化学(国际理论和应用化学联合会) 规则和 at 的国际联合,一个一瞥方法被解释的 SL 的说出的协议。一些自然 SL 的全部的合成为 strigol 的所有八立体异构与细节被描述。与分配自然 SL 的正确结构遇到的问题为 orobanchol, alectrol,和 solanacol 被分析。SL 的 structureactivity 关系作为萌芽兴奋剂导致 SL 的 bioactiphore 的鉴定。和一试验为行动的模式的机制,一个模型被导出那能被用来设计并且准备活跃 SL 类似物。这个工作模型被用于象 Nijmegen-1 那样的一系列新 SL 类似物的准备,并且类似物源于简单酉同类, keto enols,并且糖。SL 的意外收获的发现模仿哪个从在 SL (适当地代替的 butenolides ) 搀被导出被报导。因为 SL 模仿,行动的一个模式也被建议。最近的新结果支持这个建议。向水解作用的 SL 和 SL 类似物的稳定性被描述,水解作用的机制的一些细节也被讨论。为有关自然 SL 的生合成的萌芽和当前的地位的蛋白质受体的尝试的隔离简短被讨论。发芽代理人被提及的某 non-SLs。为在 AM 真菌的菌丝的分叉并且在射击分叉的压抑的 SL 的 structureactivity 关系也被分析。为每原则功能,为新活跃 SL 类似物的设计的一个工作模型被描述,它的适用性和含意被讨论。三主要功能使用一个不同感觉系统,这被显示出。为 bioactivity 的立体化学的重要性为各种各样的功能被描述了。 | Binne Zwanenburg Tomás Pospísil | 2013 | Molecular Plant2013,6,1: | 9 |
| 9 | From leaf to whole-plant water use efficiency(WUE)in complex canopies:Limitations of leaf WUE as a selection target显示文摘Plant water use efficiency(WUE) is becoming a key issue in semiarid areas, where crop production relies on the use of large volumes of water. Improving WUE is necessary for securing environmental sustainability of food production in these areas. Given that climate change predictions include increases in temperature and drought in semiarid regions,improving crop WUE is mandatory for global food production. WUE is commonly measured at the leaf level, because portable equipment for measuring leaf gas exchange rates facilitates the simultaneous measurement of photosynthesis and transpiration. However,when those measurements are compared with daily integrals or whole-plant estimates of WUE, the two sometimes do not agree. Scaling up from single-leaf to whole-plant WUE was tested in grapevines in different experiments by comparison of daily integrals of instantaneous water use efficiency [ratio between CO2assimilation(AN) and transpiration(E); AN/E] with midday AN/E measurements, showing a low correlation, being worse with increasing water stress. We sought to evaluate the importance of spatial and temporal variation in carbon and water balances at the leaf and plant levels. The leaf position(governing average light interception) in the canopy showed a marked effect on instantaneous and daily integrals of leaf WUE. Night transpiration and respiration rates were also evaluated, as well as respiration contributions to total carbon balance. Two main components were identified as filling the gap between leaf and whole plant WUE: the large effect of leaf position on daily carbon gain and water loss and the large flux of carbon losses by dark respiration. These results show that WUE evaluation among genotypes or treatments needs to be revised. | Hipólito Medrano Magdalena Tomás Sebastià Martorell aume Flexas Esther Hernández Joan Rosselló Alicia Pou José-Mariano Escalona Josefina Bota | 2015 | The Crop Journal2015,3,3: | 9 |
| 10 | Degenerative meniscus: Pathogenesis, diagnosis, and treatment options显示文摘The symptomatic degenerative meniscus continues to be a source of discomfort for a significant number of patients. With vascular penetration of less than onethird of the adult meniscus, healing potential in the setting of chronic degeneration remains low. Continued hoop and shear stresses upon the degenerative meniscus results in gross failure, often in the form of complex tears in the posterior horn and midbody. Patient history and physical examination are critical to determine the true source of pain, particularly with the significant incidence of simultaneous articular pathology. Joint line tenderness, a positive Mc Murray test, and mechanical catching or locking can be highly suggestive of a meniscal source of knee pain and dysfunction. Radiographs and magnetic resonance imaging are frequently utilized to examine for osteoarthritis and to verify the presence of meniscal tears, in addition to ruling out other sources of pain. Non-operative therapy focused on nonsteroidal anti-inflammatory drugs and physical therapy may be able to provide pain relief as well as improve mechanical function of the knee joint. For patients re-fractory to conservative therapy, arthroscopic partial meniscectomy can provide short-term gains regarding pain relief, especially when combined with an effective, regular physiotherapy program. Patients with clear mechanical symptoms and meniscal pathology may benefit from arthroscopic partial meniscectomy, but surgery is not a guaranteed success, especially with concomitant articular pathology. Ultimately, the long-term outcomes of either treatment arm provide similar results for most patients. Further study is needed regarding the short and long-term outcomes regarding conservative and surgical therapy, with a particular focus on the economic impact of treatment as well. | Richard Howell Neil S Kumar Nimit Patel James Tom | 2014 | World Journal of Orthopedics2014,5,5: | 8 |
| 11 | Global, regional, and national prevalence of overweight and obesity in children and adults during 1980–2013: a systematic analysis for the Global Burden of Disease Study 2013显示文摘 | Marie Ng Tom Fleming Margaret Robinson Blake Thomson Nicholas Graetz Christopher Margono Erin C Mullany Stan Biryukov Cristiana Abbafati Semaw Ferede Abera Jerry P Abraham Niveen M E Abu-Rmeileh Tom Achoki Fadia S AlBuhairan Zewdie A Alemu Rafael Alfonso | 2014 | The Lancet2014,,: | 7 |
| 12 | Speckle tracking echocardiography to assess regional ventricular function in patients with apical hypertrophic cardiomyopathy显示文摘AIM To explore regional systolic strain of midwall and endocardial segments using speckle tracking echocardiography in patients with apical hypertrophic cardiomyopathy(HCM).METHODS We prospectively assessed 20 patients(mean age 53 ± 16 years,range:18-81 years,10 were male),with apical HCM. We measured global longitudinal peak systolic strain(GLPSS) in the midwall and endocardium of the left ventricle. RESULTS The diastolic thickness of the 4 apical segments was 16.25 ± 2.75 mm. All patients had a normal global systolicfunction with a fractional shortening of 50% ± 8%. In spite of supernormal left ventricular(LV) systolic function,midwall GLPSS was decreased in all patients,more in the apical(-7.3% ±-8.8%) than in basal segments(-15.5% ±-6.93%),while endocardial GLPPS was significantly greater and reached normal values(apical:-22.8% ±-7.8%,basal:-17.9% ±-7.5%). CONCLUSION This study shows that two-dimensional strain was decreased mainly confined to the mesocardium,while endocardium myocardial deformation was preserved in HCM and allowed to identify subclinical LV dysfunction. This transmural heterogeneity in systolic strain had not been previously described in HCM and could be explained by the distribution of myofibrillar disarray in deep myocardial areas. The clinical application of this novel finding may help further understanding of the pathophysiology of HCM. | María Cristina Saccheri Tomás Francisco Cianciulli Luis Alberto Morita Ricardo JoséMéndez Martín Alejandro Beck Juan Enrique Guerra Alberto Cozzarin Luciana Jimena Puente Lorena Romina Balletti Jorge Alberto Lax | 2017 | World Journal of Cardiology2017,9,4: | 7 |
| 13 | Subcurative radiation significantly increases cell proliferation, invasion, and migration of primary glioblastoma multiforme in vivo显示文摘Tumor cell proliferation, infiltration, migration, and neovascularization are known causes of treatment resistance in glioblastoma multiforme(GBM). The purpose of this study was to determine the effect of radiation on the growth characteristics of primary human GBM developed in a nude rat. Primary GBM cells grown from explanted GBM tissues were implanted orthotopically in nude rats. Tumor growth was confirmed by magnetic resonance imaging on day 77(baseline) after implantation. The rats underwent irradiation to a dose of 50 Gy delivered subcuratively on day 84 postimplantation(n = 8), or underwent no radiation(n = 8). Brain tissues were obtained on day 112(nonirradiated) or day 133(irradiated). Immunohistochemistry was performed to determine tumor cell proliferation(Ki-67) and to assess the expression of infiltration marker(matrix metalloproteinase-2, MMP-2) and cell migration marker(CD44). Tumor neovascularization was assessed by microvessel density using von-Willebrand factor(vWF) staining. Magnetic resonance imaging showed well-developed, infiltrative tumors in 11 weeks postimplantation. The proportion of Ki-67-positive cells in tumors undergoing radiation was(71 ± 15)% compared with(25 ± 12)% in the nonirradiated group(P = 0.02). The number of MMP-2-positive areas and proportion of CD44-positive cells were also high in tumors receiving radiation, indicating great invasion and infiltration. Microvessel density analysis did not show a significant difference between nonirradiated and irradiated tumors. Taken together, we found that subcurative radiation significantly increased proliferation, invasion, and migration of primary GBM. Our study provides insights into possible mechanisms of treatment resistance following radiation therapy for GBM. | Adarsh Shankar Sanath Kumar Asm Iskander Nadimpalli RS Varma Branislava Janic Ana deCarvalho Tom Mikkelsen Joseph A Frank Meser M Ali Robert A Knight Stephen Brown Ali S Arbab | 2014 | Chinese Journal of Cancer2014,33,3: | 5 |
| 14 | Gamma knife stereotactic radiosurgery for the management of incidentally-identified brain metastasis from non-small cell lung cancer显示文摘 | Marko NF Suh JH Chao ST Barnett GH Vogelbaum MA Toms S Well R J Angelov L | 2011 | 中国神经肿瘤杂志2011,9,1: | 4 |
| 15 | Endothelial progenitor cells as a therapeutic option in intracerebral hemorrhage显示文摘Intracerebral hemorrhage(ICH) is the most severe cerebrovascular disease, which represents a leading cause of death and disability in developed countries. However, therapeutic options are limited, so is mandatory to investigate repairing processes after stroke in order to develop new therapeutic strategies able to promote brain repair processes. Therapeutic angiogenesis and vasculogenesis hold promise to improve outcome of ICH patients. In this regard, circulating endothelial progenitor cells(EPCs) have recently been suggested to be a marker of vascular risk and endothelial function. Moreover, EPC levels have been associated with good neurological and functional outcome as well as reduced residual hematoma volume in ICH patients. Finally, experimental and clinical studies indicate that EPC might mediate endothelial cell regeneration and neovascularization. Therefore, EPC-based therapy could be an excellent therapeutic option in ICH. In this mini-review, we discuss the present status of knowledge about the possible therapeutic role of EPCs in ICH, molecular mechanisms, and the future perspectives and strategies for their use in clinical practice. | Juan Pías-Peleteiro Francisco Campos José Castillo Tomás Sobrino | 2017 | Neural Regeneration Research2017,12,4: | 4 |
| 16 | Determination of drug,excipients and coating distribution in pharmaceutical tablets using NIR-CI显示文摘The growing interest of the pharmaceutical industry in Near Infrared-Chemical Imaging (NIR-CI) is a result of its high usefulness for quality control analyses of drugs throughout their production process (particularly of its non-destructive nature and expeditious data acquisition).In this work,the concentration and distribution of the major and minor components of pharmaceutical tablets are determined and the spatial distribution from the internal and external sides has been obtained.In addition,the same NIR-CI allowed the coating thickness and its surface distribution to be quantified.Images were processed to extract the target data and calibration models constructed using the Partial Least Squares (PLS) algorithms.The concentrations of Active Pharmaceutical Ingredient (API) and excipients obtained for uncoated cores were essentially identical to the nominal values of the pharmaceutical formulation.But the predictive ability of the calibration models applied to the coated tablets decreased as the coating thickness increased. | Anna Palou Jordi Cruz Marcelo Blanco Jaume Tomàs Joaquín de los Ríos Manel Alcalà | 2012 | Journal of Pharmaceutical Analysis2012,2,2: | 4 |
| 17 | Ileal inflammatory fibroid polyp causing chronic ileocolic intussusception and mimicking cecal carcinoma显示文摘Inflammatory fibroid polyp(IFP) is a rare,idiopathic pseudotumorous lesion of the gastrointestinal tract.While mostly reported as solitary gastric lesions,multiple cases of small bowel IFPs are also reported.It is a documented cause of intussusception in adults.In the case reports of ileal inflammatory fibroid polyps with intussusception,an emergent presentation with small bowel obstruction has been most often described.Here we depict a case of ileal inflammatory fibroid polyp presenting with chronic intermittent ileocolic intussusception,anemia and weight loss with an endoscopic appearance mimicking necrotic cecal carcinoma. | Naveen Gara John S Falzarano Whitney ML Limm Thomas S Namiki Laurie KS Tom | 2009 | World Journal of Gastrointestinal Oncology2009,1,1: | 3 |
| 18 | The complete reference genome for grapevine (Vitis vinifera L.) genetics and breeding显示文摘Grapevine is one of the most economically important crops worldwide.However,the previous versions of the grapevine reference genome tipically consist of thousands of fragments with missing centromeres and telomeres,limiting the accessibility of the repetitive sequences,the centromeric and telomeric regions,and the study of inheritance of important agronomic traits in these regions.Here,we assembled a telomere-to-telomere(T2T)gap-free reference genome for the cultivar PN40024 using PacBio HiFi long reads.The T2T reference genome(PN_T2T)is 69 Mb longer with 9018 more genes identified than the 12X.v0 version.We annotated 67%repetitive sequences,19 centromeres and 36 telomeres,and incorporated gene annotations of previous versions into the PN_T2T assembly.We detected a total of 377 gene clusters,which showed associations with complex traits,such as aroma and disease resistance.Even though PN40024 derives from nine generations of selfing,we still found nine genomic hotspots of heterozygous sites associated with biological processes,such as the oxidation–reduction process and protein phosphorylation.The fully annotated complete reference genome therefore constitutes an important resource for grapevine genetic studies and breeding programs. | Xiaoya Shi Shuo Cao Xu Wang Siyang Huang Yue Wang Zhongjie Liu Wenwen Liu Xiangpeng Leng Yanling Peng Nan Wang Yiwen Wang Zhiyao Ma Xiaodong Xu Fan Zhang Hui Xue Haixia Zhong Yi Wang Kekun Zhang Amandine Velt Komlan Avia Daniela Holtgräwe Jérôme Grimplet JoséTomás Matus Doreen Ware Xinyu Wu Haibo Wang Chonghuai Liu Yuling Fang Camille Rustenholz Zongming Cheng Hua Xiao Yongfeng Zhou | 2023 | Horticulture Research2023,10,5: | 3 |
| 19 | Antiviral activity of maca ( Lepidium meyenii ) against human influenza virus显示文摘 | Juana del Valle Mendoza Tomàs Pumarola Libertad Alzamora Gonzales Luis J. del Valle | 2014 | Asian Pacific Journal of Tropical Medicine2014,,: | 3 |
| 20 | Modular architecture for fully non-blocking silicon photonic switch fabric显示文摘Integrated photonics offers the possibility of compact,low energy,bandwidth-dense interconnects for large port count spatial optical switches,facilitating flexible and energy efficient data movement in future data communications systems.To achieve widespread adoption,intimate integration with electronics has to be possible,requiring switch design using standard microelectronic foundry processes and available devices.We report on the feasibility of a switch fabric comprised of ubiquitous silicon photonic building blocks,opening the possibility to combine technologies,and materials towards a new path for switch fabric design.Rather than focus on integrating all devices on a single silicon chip die to achieve large port count optical switching,this work shifts the focus towards innovative packaging and integration schemes.In this work,we demonstrate 1×8 and 8×1 microring-based silicon photonic switch building blocks with software control,providing the feasibility of a full 8×8 architecture composed of silicon photonic building blocks.The proposed switch is fully non-blocking,has path-independent insertion loss,low crosstalk,and is straightforward to control.We further analyze this architecture and compare it with other common switching architectures for varying underlying technologies and radices,showing that the proposed architecture favorably scales to very large port counts when considering both crosstalk and architectural footprint.Separating a switch fabric into functional building blocks via multiple photonic integrated circuits offers the advantage of piece-wise manufacturing,packaging,and assembly,potentially reducing the number of optical I/O and electrical contacts on a single die. | Dessislava Nikolova David M.Calhoun Yang Liu Sébastien Rumley Ari Novack Tom Baehr-Jones Michael Hochberg Keren Bergman | 2017 | Microsystems & Nanoengineering2017,3,1: | 3 |