X Xu

Summary

Affiliation: Centers for Disease Control and Prevention
Country: USA

Publications

  1. ncbi request reprint Genetic variation in neuraminidase genes of influenza A (H3N2) viruses
    X Xu
    Influenza Branch, Centers for Disease Control and Prevention, Atlanta, Georgia 30333, USA
    Virology 224:175-83. 1996
  2. ncbi request reprint Genetic characterization of the pathogenic influenza A/Goose/Guangdong/1/96 (H5N1) virus: similarity of its hemagglutinin gene to those of H5N1 viruses from the 1997 outbreaks in Hong Kong
    X Xu
    Influenza Branch, Division of Viral Diseases, Center for Disease Control and Prevention, Atlanta, Georgia, 30333, USA
    Virology 261:15-9. 1999
  3. ncbi request reprint Assaying susceptibility of avian and other influenza A viruses to zanamivir: comparison of fluorescent and chemiluminescent neuraminidase assays
    B A Mungall
    Influenza Branch, Division of Viral and Rickettsial Diseases, National Center for Infectious Diseases, Centers for Disease Control and Prevention, Atlanta, GA 30333, USA
    Avian Dis 47:1141-4. 2003
  4. ncbi request reprint Molecular changes associated with the transmission of avian influenza a H5N1 and H9N2 viruses to humans
    M Shaw
    Influenza Branch, Division of Viral and Rickettsial Diseases, Centers for Disease Control and Prevention, Atlanta, GA 30333, USA
    J Med Virol 66:107-14. 2002
  5. ncbi request reprint The structure and function of a gene encoding a basic peptide from prawn white spot syndrome virus
    X Zhang
    Key Laboratory of Marine Biotechnology, The Third Institute of Oceanography, State Oceanic Administration, 361005, Xiamen, People's Republic of China
    Virus Res 79:137-44. 2001
  6. doi request reprint An evaluation of impact wrench vibration emissions and test methods
    Thomas W McDowell
    National Institute for Occupational Safety and Health NIOSH, NIOSH Health Effects Lab, 1095 Willowdale Road, Morgantown, WV 26505, USA
    Ann Occup Hyg 52:125-38. 2008
  7. ncbi request reprint SNPkit: an efficient approach to systematic evaluation of candidate single nucleotide polymorphisms in public databases
    K Hao
    Harvard School of Public Health, Boston, MA, USA
    Biotechniques 33:822, 824-6, 828 passim. 2002
  8. ncbi request reprint [HIV genomic mutation on antiretroviral therapy]
    X Xu
    Department of Infectious Diseases, the First Clinic Hospital, Beijing Medical University, 100034 Beijing, China
    Zhonghua Shi Yan He Lin Chuang Bing Du Xue Za Zhi 15:332-4. 2001
  9. ncbi request reprint Genome-wide linkage analysis in a general population sample using sigma 2A random effects (SSARs) fitted by Gibbs sampling
    L J Palmer
    Department of Epidemiology and Biostatistics, Case Western Reserve University, Cleveland, Ohio, USA
    Genet Epidemiol 21:S674-9. 2001
  10. ncbi request reprint [Weak signal detection in every heart cycle]
    J Yuan
    Nanjing University E and E Dept, Nanjing 210093
    Sheng Wu Yi Xue Gong Cheng Xue Za Zhi 18:515-9. 2001

Collaborators

Detail Information

Publications38

  1. ncbi request reprint Genetic variation in neuraminidase genes of influenza A (H3N2) viruses
    X Xu
    Influenza Branch, Centers for Disease Control and Prevention, Atlanta, Georgia 30333, USA
    Virology 224:175-83. 1996
    ..These findings demonstrate the importance of closely monitoring both the HA and the NA genes of influenza viruses to aid vaccine strain selection...
  2. ncbi request reprint Genetic characterization of the pathogenic influenza A/Goose/Guangdong/1/96 (H5N1) virus: similarity of its hemagglutinin gene to those of H5N1 viruses from the 1997 outbreaks in Hong Kong
    X Xu
    Influenza Branch, Division of Viral Diseases, Center for Disease Control and Prevention, Atlanta, Georgia, 30333, USA
    Virology 261:15-9. 1999
    ..These data suggest that the H5N1 viruses isolated from the Hong Kong outbreaks derived their HA genes from a virus similar to the A/Goose/Guangdong/1/96 virus or shared a progenitor with this goose pathogen...
  3. ncbi request reprint Assaying susceptibility of avian and other influenza A viruses to zanamivir: comparison of fluorescent and chemiluminescent neuraminidase assays
    B A Mungall
    Influenza Branch, Division of Viral and Rickettsial Diseases, National Center for Infectious Diseases, Centers for Disease Control and Prevention, Atlanta, GA 30333, USA
    Avian Dis 47:1141-4. 2003
    ..Implications for the routine determination of resistance to NA inhibitors are discussed...
  4. ncbi request reprint Molecular changes associated with the transmission of avian influenza a H5N1 and H9N2 viruses to humans
    M Shaw
    Influenza Branch, Division of Viral and Rickettsial Diseases, Centers for Disease Control and Prevention, Atlanta, GA 30333, USA
    J Med Virol 66:107-14. 2002
    ..J. Med. Virol. 66:107-114, 2002. Published 2002 Wiley-Liss, Inc...
  5. ncbi request reprint The structure and function of a gene encoding a basic peptide from prawn white spot syndrome virus
    X Zhang
    Key Laboratory of Marine Biotechnology, The Third Institute of Oceanography, State Oceanic Administration, 361005, Xiamen, People's Republic of China
    Virus Res 79:137-44. 2001
    ..8 and green fluorescent protein (GFP) genes was cloned into pBV220 and expressed in E. coli. Gel mobility shift assay indicated that the peptide encoded by p6.8 had the capability of binding DNA and might be involved in DNA packaging...
  6. doi request reprint An evaluation of impact wrench vibration emissions and test methods
    Thomas W McDowell
    National Institute for Occupational Safety and Health NIOSH, NIOSH Health Effects Lab, 1095 Willowdale Road, Morgantown, WV 26505, USA
    Ann Occup Hyg 52:125-38. 2008
    ..Therefore, in order to reduce vibration exposure, tools should be selected and adjusted so that they produce no more than the needed torque for the task at hand...
  7. ncbi request reprint SNPkit: an efficient approach to systematic evaluation of candidate single nucleotide polymorphisms in public databases
    K Hao
    Harvard School of Public Health, Boston, MA, USA
    Biotechniques 33:822, 824-6, 828 passim. 2002
    ..Overall, by using SNPkit, we have been able to validate and genotype accurately a large fraction of publicly available SNPs without sophisticated instrumentation...
  8. ncbi request reprint [HIV genomic mutation on antiretroviral therapy]
    X Xu
    Department of Infectious Diseases, the First Clinic Hospital, Beijing Medical University, 100034 Beijing, China
    Zhonghua Shi Yan He Lin Chuang Bing Du Xue Za Zhi 15:332-4. 2001
    ..However, the regions hybridized with probes Xho-nef and LTR U5 were apparently enhanced and some drawbands were seen. CONCLUSIONS: HIV gene may experiece obvious mutation on antiretroviral therapy...
  9. ncbi request reprint Genome-wide linkage analysis in a general population sample using sigma 2A random effects (SSARs) fitted by Gibbs sampling
    L J Palmer
    Department of Epidemiology and Biostatistics, Case Western Reserve University, Cleveland, Ohio, USA
    Genet Epidemiol 21:S674-9. 2001
    ....
  10. ncbi request reprint [Weak signal detection in every heart cycle]
    J Yuan
    Nanjing University E and E Dept, Nanjing 210093
    Sheng Wu Yi Xue Gong Cheng Xue Za Zhi 18:515-9. 2001
    ..The outcome is the reduction of both white noise and non-white noise in ECG signal. Satisfactory results have been achieved by using this method in the experiment of late potential detection...
  11. ncbi request reprint Automatic detection of artifacts in heart period data
    X Xu
    Lane Department of Computer Science and Electrical Engineering, West Virginia University, Morgantown, WV 26506-6109, USA
    J Electrocardiol 34:205-10. 2001
    ..44% sensitivity, respectively) even on very noisy data. In terms of detecting fake missing beats and extra beats, high sensitivity is achieved in most situations, and there is not much difference in specificity among the algorithms...
  12. ncbi request reprint [Study on HIV DNA of epidemic HIV-1 strains]
    X Xu
    Department of Infectious Diseases, First Clinical Hospital, Beijing Medical University, Beijing 100034, China
    Zhonghua Shi Yan He Lin Chuang Bing Du Xue Za Zhi 15:47-50. 2001
    ..The deleted regions of genome were from 71 to 7,759 nucleotides. CONCLUSION: The variation of gene segments of HIV DNA plays an important role in the infection and epidemic of HIV...
  13. ncbi request reprint [Cloning and DNA sequencing of Bacillus pumilus endo-1,4-beta-glucanase gene]
    Z Yang
    Third Institute of Oceanogaphy, SOA, Xiamen 361005, China
    Wei Sheng Wu Xue Bao 41:76-81. 2001
    ..cellulovorans and an EG of Bacillus sp. KSM-522, all belong to the cellulase family E2...
  14. ncbi request reprint Phrenic and intercostal repetitive nerve stimulation: a useful electroneurophysiological method to detect the respiratory status of myasthenia gravis patients
    L Zhuang
    Department of Neurology, PUMC Hospital, Beijing, 100730
    Electromyogr Clin Neurophysiol 43:9-16. 2003
    ....
  15. ncbi request reprint Prospective study of relationship between cytomegalovirus pneumonia and viral load in renal transplant recipients
    Q Ye
    Comprehensive Laboratory, The Third Affiliated Hospital, Suzhou University, Changzhou, China
    Transplant Proc 36:3036-41. 2004
    ..The present study demonstrated that dynamic determination of CMV-DNA may predict the occurrence of CMV-IP. Viral loads over 10(4) copies/mL plasma continuing for 3 weeks may serve as a cutoff to predict CMV-IP...
  16. ncbi request reprint Nanofluidic channels fabrication and manipulation of DNA molecules
    K Wang
    Shenzhen University, Institute of Optoelectronics, China
    IEE Proc Nanobiotechnol 153:11-5. 2006
    ..The movements of DNA molecules in these channels were discussed. These nano-structure channels may be useful in the study and analysis of the statics as well as the dynamics of single biomolecules...
  17. ncbi request reprint Transcriptional profile of shrimp white spot syndrome virus (WSSV) genes with DNA microarray
    Y Lan
    Key Laboratory of Marine Biogenetic Resources, Third Institute of Oceanography, SOA, Xiamen, P R China
    Arch Virol 151:1723-33. 2006
    ..Some early genes were further confirmed by temporal analyses of gene transcription. Results in this study indicated the effectiveness of DNA microarray for discovering early viral genes...
  18. ncbi request reprint Expression of elevated levels of pro-inflammatory cytokines in SARS-CoV-infected ACE2+ cells in SARS patients: relation to the acute lung injury and pathogenesis of SARS
    L He
    Department of Pathology, Southern Medical University, Guangzhou, China
    J Pathol 210:288-97. 2006
    ..Therefore application of PIC antagonists may reduce the severity and mortality of SARS...
  19. ncbi request reprint Genetic polymorphisms of the urea transporter gene are associated with antihypertensive response to nifedipine GITS
    X Hong
    School of Life Sciences, University of Science and Technology of China, Hefei City, Anhui Province, China
    Methods Find Exp Clin Pharmacol 29:3-10. 2007
    ..Our study supports the conclusion that polymorphisms in the SLC14A2 gene can predict the antihypertensive efficacy of nifedipine GITS...
  20. pmc Adenovirus DNA binding protein interacts with the SNF2-related CBP activator protein (SrCap) and inhibits SrCap-mediated transcription
    X Xu
    Department of Molecular Microbiology and Immunology, St Louis University Health Sciences Center, St Louis, Missouri 63104, USA
    J Virol 75:10033-40. 2001
    ..These data suggest a novel mechanism of adenovirus host cell control by which DBP binds to and inactivates SrCap, a member of the SNF2 chromatin-remodeling protein family...
  21. ncbi request reprint The sequence of xylose isomerase gene from Streptomyces diastaticus No. 7 M1033
    Y Wang
    Department of Biology, University of Science and Technology of China, Hefei
    Chin J Biotechnol 10:97-103. 1994
    ..1%. The probability of G or C on the third position of the codon is 98%. At the level of amino acids, this xylose isomerase displays high homology with those from other Actinomycete strains, particularly those from Streptomyces strains...
  22. ncbi request reprint The v-Rel oncoprotein complexes with new Rel- and RelA-related proteins in transformed cells
    X Xu
    Center for Advanced Biotechnology and Medicine, Robert Wood Johnson Medical School, University of Medicine and Dentistry of New Jersey, Piscataway 08854 5638
    Virology 207:362-8. 1995
    ....
  23. ncbi request reprint The mitochondrial DNA molecule of Sumatran orangutan and a molecular proposal for two (Bornean and Sumatran) species of orangutan
    X Xu
    Division of Evolutionary Molecular Systematics, University of Lund, Solvegatan 29, S 223 62 Lund, Sweden
    J Mol Evol 43:431-7. 1996
    ..On the basis of their molecular distinction we propose that the two orangutans should be recognized as different species, Pongo pygmaeus, Bornean orangutan, and P. abelii, Sumatran orangutan...
  24. ncbi request reprint The complete mitochondrial DNA (mtDNA) of the donkey and mtDNA comparisons among four closely related mammalian species-pairs
    X Xu
    Division of Evolutionary Molecular Systematics, University of Lund, Solvegatan 29, S 223 62 Lund, Sweden
    J Mol Evol 43:438-46. 1996
    ..The findings show that the superimposition of sequence data of one lineage for resolving and dating evolutionary divergences of other lineages should be performed with caution unless based on comprehensive data...
  25. pmc The complete mitochondrial genome of the wallaroo (Macropus robustus) and the phylogenetic relationship among Monotremata, Marsupialia, and Eutheria
    A Janke
    Division of Evolutionary Molecular Systematics, University of Lund, Sweden
    Proc Natl Acad Sci U S A 94:1276-81. 1997
    ..The findings also show that many, probably most, extant eutherian orders had their origin in middle to late Cretaceous times, 115-65 MYBP...
  26. pmc Sequence analysis of the cloned glossy8 gene of maize suggests that it may code for a beta-ketoacyl reductase required for the biosynthesis of cuticular waxes
    X Xu
    Department of Zoology, Iowa State University, Ames 50011, USA
    Plant Physiol 115:501-10. 1997
    ..This finding suggests that the GL8 protein probably functions as a reductase during fatty acid elongation in the cuticular wax biosynthetic pathway...
  27. pmc In vivo expression of the novel CXC chemokine BRAK in normal and cancerous human tissue
    M J Frederick
    Department of Head and Neck Surgery, The University of Texas M D Anderson Cancer Center Baylor College of Medicine, Houston 77030, USA
    Am J Pathol 156:1937-50. 2000
    ..The data suggest that BRAK may have a role in host-tumor interactions...
  28. pmc A comparison of koniocellular, magnocellular and parvocellular receptive field properties in the lateral geniculate nucleus of the owl monkey (Aotus trivirgatus)
    X Xu
    Departments of Psychology, Vanderbilt University, Nashville, TN 37232-2175, USA
    J Physiol 531:203-18. 2001
    ..6. Taken together with previous results these findings suggest that the K cells consist of several classes, some of which could contribute to conventional aspects of spatial and temporal resolution...
  29. ncbi request reprint Branched integumental structures in Sinornithosaurus and the origin of feathers
    X Xu
    Institute of Vertebrate Paleontology and Paleoanthropology, Academica Sinica, PO Box 643, Beijing, 100044, People's Republic of China
    Nature 410:200-4. 2001
    ..The plesiomorphic feathers of Sinornithosaurus also conform to the predictions of an independent, developmental model of the evolutionary origin of feathers...
  30. ncbi request reprint [A new method for lowering noise of ECG signal]
    J Yuan
    Electronics and Engineering Dept. of Nanjing University, Nanjing 210093
    Sheng Wu Yi Xue Gong Cheng Xue Za Zhi 18:108-10. 2001
    ..The result of this disposing is an integrated and low noise level cycle of ECG signal, which contains all useful characteristic signals. We hope it will be convenient for doctors...
  31. ncbi request reprint Direct removal in the mouse of a floxed neo gene from a three-loxP conditional knockout allele by two novel approaches
    X Xu
    Genetics of Development and Disease Branch, National Institute of Diabetes, Digestive and Kidney Diseases, Bethesda, Maryland, USA
    Genesis 30:1-6. 2001
    ..These procedures provide options for removing neo directly in the mouse in addition to the commonly used approach that deletes neo in ES cells...
  32. ncbi request reprint Binding of anticoagulation factor II from the venom of Agkistrodon acutus with activated coagulation factor X
    X Xu
    Department of Chemistry, University of Science and Technology of China, 230026, Hefei, China
    Toxicon 39:1359-65. 2001
    ....
  33. ncbi request reprint Measurement and prediction of peak shivering intensity in humans
    D A Eyolfson
    Laboratory for Exercise and Environmental Medicine, Health Leisure and Human Performance Research Institute, 211 Max Bell Centre, University of Manitoba, Winnipeg, Canada R3T 2N2
    Eur J Appl Physiol 84:100-6. 2001
    ..7 (SD 5.1)% of VO2max. The best fit equation predicting Shivpeak was Shivpeak (ml O2.kg-1.min-1) = 30.5 + 0.348 x VO2max (ml O2.kg-1.min-1) - 0.909 x body mass index (kg.m-2) - 0.233 x age (years); (P = 0.0001; r2 = 0.872)...
  34. ncbi request reprint Alpha2(CD31 AGG-->AAG, Arg-->Lys) causing non-deletional alpha-thalassemia in a Chinese family with HbH disease
    Y Zhao
    Haematologica 86:541-2. 2001
  35. ncbi request reprint Effects of exposure to organic solvents on menstrual cycle length
    S I Cho
    Department of Environmental Health, Harvard School of Public Health, 665 Huntington Avenue, FXB-101, Boston, MA 02115-6096, USA
    J Occup Environ Med 43:567-75. 2001
    ..53; 95% confidence interval, 1.00 to 2.34). We concluded that exposure to organic solvents is associated with a trend toward increased frequency of oligomenorrhea...
  36. ncbi request reprint Expression of multiple larger-sized transcripts for several genes in oligodendrogliomas: potential markers for glioma subtype
    X Xu
    Department of Pathology, The Johns Hopkins University School of Medicine, Baltimore, MD 21287, USA
    Cancer Lett 171:67-77. 2001
    ..The preferential expression of larger-sized transcripts for several genes in oligodendrogliomas may be useful for distinguishing astrocytic and oligodendroglial gliomas...
  37. ncbi request reprint Tetranectin in slow intra- and extrafusal chicken muscle fibers
    X Xu
    Institute of Molecular Pathology, University of Copenhagen, Denmark
    J Muscle Res Cell Motil 22:121-32. 2001
    ..The pattern of immunostaining in chickens differs markedly from that seen in mouse muscles, indicating that tetranectin performs a role in muscle that is not associated with a hitherto recognized muscle type or function...
  38. doi request reprint Genetic characteristics of serogroup A meningococci circulating in China, 1956-2005
    X Zhang
    State Key Laboratory for Molecular Virology and Genetic Engineering, Institute of Pathogen Biology, Chinese Academy of Medical Sciences, Beijing, China
    Clin Microbiol Infect 14:555-61. 2008
    ..It was concluded that serogroup A meningococci of the ST-5 complex and the ST-1 complex were responsible for most cases of meningococcal disease in China during the past 50 years...