| [epidemiological study on toxoplasma infection in human beings and animals in shandong province]. | a total of number of 6822 samples of human serum and 3093 samples of animal serum collected from 7 prefectures and cities were detected for the anti-toxoplasma antibodies by using the indirect hemagglutination (iha) test in shandong province. the positive rate of population was 4.06 +/- 0.24%. the antibody positive rates of swine, sheep, rabbits, chicken and ducks were 14.05%, 8.52%, 2.43%, 2.98% and 23.33% respectively. after the data were treated with groups analysis and stratified analysis, i ... | 1989 | 2736611 |
| seroprevalence and risk factors of human cysticercosis in a community of shandong, china. | a community-based seroepidemiologic survey on taenia solium cysticercosis in humans was carried out in shandong province, china. blood specimens from 2,898 residents were collected and examined for anti-cysticercus antibody. information on demographic and potential risk factors was obtained using a standardized questionnaire. the overall seroprevalence of cysticercosis was 3.2%. seropositivity tended to increase with age ranging from 1.8% in children under 6 years of age to 5.7% in those over 60 ... | 1996 | 9279990 |
| risk factors for human cysticercosis morbidity: a population-based case-control study. | a population-based case-control study to determine social and behavioural risk factors for taenia solium cysticercosis in humans was carried out in a rural area. shandong province, china. forty-eight cases with cysticercosis were ascertained through a prevalence survey conducted among 7281 persons in 1993. for each case, four controls residing in the same village and matched for age and sex were randomly selected. information regarding demographic, social and behavioural factors was collected du ... | 1997 | 9363022 |
| great social benefits. | the integrated project (ip), originated by the japanese organization for international cooperation in family planning (joicfp) was started in china in 1984. the 2nd phase covered 210,000 people in 8 townships in inner mongolia autonomous region, and others in liaoning, jiangsu and shandong provinces, in 1987-1989. 2 pilot areas, monitored by representatives from ippf's east and southeast asia and oceania region in september 1990, showed significant gains in contraceptive prevalence as well as ... | 1991 | 12284059 |
| isolation and characterization of shiga toxin-producing escherichia coli o157:h7 from beef, pork and cattle fecal samples in changchun, china. | meat samples and fecal specimens from adult cattle were collected in changchun, china and were examined for presence of shiga toxin-producing escherichia coli (stec) serogroup o157. stec o157 strains were isolated from 2 (5%) of 40 beef, 1 (3.3%) of 30 pork, and 3 (1.7%) of 176 adult cattle fecal samples. the strains belonged to phage types (pt) 4, 8, or 47. two beef strains and a strain previously isolated from a patient in shandong, china, were pt-4 and showed a similar pfge pattern, suggestin ... | 2002 | 12499691 |
| [a survey of clonorchiasis in the new zhuzhao river valley, shandong province]. | | 1999 | 12563753 |
| [epidemiological study on taeniasis and cysticercosis in shandong province]. | to investigate current epidemiological status of taenia solium infection and cysticercosis in shandong province. | 2002 | 12567536 |
| [prevalence of hemorrhagic fever with renal syndrome virus in domestic pigs: an epidemiological investigation in shandong province]. | to investigate the epidemiological significance of hemorrhagic fever with renal syndrome virus (hfrsv) infection in domestic pigs in shandong province, and study the role of domestic pigs in the prevalence of hfrs. | 2004 | 15567780 |
| [do pigs play a role in human infection with avian influenza a h9n2 viruses]. | to understand whether pigs play a role in human infection with avian influenza a h9n2 viruses. | 2005 | 16027771 |
| [arsenic accumulation in different agricultural soils in shouguang of shandong province]. | the study on the soil arsenic (as) accumulation under different types of agricultural use in shouguang of shandong province showed that farmland soils had an average as content of 9. 63 mg x kg(-1) , with the highest being 15. 15 mg x kg(-1) . compared with the local background value (9. 3 mg as x kg(-1)) , 53. 1% of soil samples was detected as as enrichment. the soil as content was high in the west, east and north parts of shouguang, relatively lower in the middle part, and the lowest in the s ... | 2007 | 17450732 |
| isolation and characterization of clostridium perfringens from apparently healthy animals of the shandong province of china. | in a pilot study the presence and frequency of clostridium (c.) perfringens was investigated among apparently healthy farm animals in the shandong province of china. 748 faecal samples were collected from 9 pig-, 4 sheep-, 7 cattle- and 5 rabbit farms. c. perfringens was isolated from 124 samples (16.6%). the isolates were classified into major toxin types by using pcr analysis detecting the genes encoding these toxins. all isolates were identified as c perfringens toxin type a. there are also s ... | 2007 | 17970339 |
| genetic analysis of four porcine avian influenza viruses isolated from shandong, china. | a bayesian phylogenetic analysis of eight separate gene segments indicated a/swine/shandong/2/2003 (h5n1), a/swine/shandong/na/2003 (h9n2), a/swine/shandong/nb/2003 (h9n2) and a/swine/shandong/nc/2005 (h9n2) probably represent two multiple reassortant lineages, that had not been described before, with genes coming from h5n1, h9n2 and other lineages from poultry in asia. amino acid motifs within the haemagglutinin sequence of a/swine/shandong/nb/2003 suggested it may be able to infect people, whe ... | 2008 | 18000640 |
| [isolation of hepatitis e virus from liver of swine at abattoirs in shandong province]. | to determine the prevalence and genotype of hepatitis e virus (hev) in swine liver before on the market and to analyze the phylogenetic relationship between the isolates from swine and human. | 2007 | 18399152 |
| genetic variation and pathogenicity of highly virulent porcine reproductive and respiratory syndrome virus emerging in china. | a highly pathogenic swine disease designated as 'porcine high fever disease (phfd)' appeared recently in china. porcine reproductive and respiratory syndrome virus (prrsv) was identified as an agent associated with phfd, and two discontiguous sequence deletions were identified as a genetic marker in the nsp2 region of the viral genome. to examine phfd in shandong province, a total of 10 prrsv isolates were recovered from pig herds that had never been vaccinated for prrs. sequence analysis of ope ... | 2009 | 19672556 |
| characterization of antimicrobial resistance and integrons among escherichia coli isolated from animal farms in eastern china. | a total of 182 escherichia coli isolates from animals, environment and workers of dairy cattle, swine and chicken farms in shandong which locates in eastern china, were investigated for antimicrobial resistance as well as prevalence and the transfer mechanisms of integrons. the results revealed isolates from swine and chicken farm exhibited high levels of resistance to antimicrobial agents. the positive rate of gene cassette of class 1 integron in dairy cattle, swine and chicken farms was 5%, 20 ... | 2010 | 19744463 |
| a survey of plasmid-mediated fluoroquinolone resistance genes from escherichia coli isolates and their dissemination in shandong, china. | bacterial resistance to fluoroquinolones result from mutations in the quinolone resistance-determining regions of the drug targets, overexpression of efflux pumps, and/or the more recently identified plasmid-mediated low-level resistance mechanisms. we investigated the prevalence of and characterized plasmid-mediated fluoroquinolone resistance genes (qnra, qnrb, qnrs, aac(6')-ib-cr, and qepa) by polymerase chain reaction in fluoroquinolone-resistant escherichia coli (n = 530) isolated from a chi ... | 2010 | 19911944 |
| isolation and analysis of two naturally-occurring multi-recombination newcastle disease viruses in china. | two newcastle disease viruses (ndv), designated qg/hebei/07 and xd/shandong/08, were isolated from infected chicken flocks in china in 2007 and 2008, respectively. the results of phylogenetic and recombination analyses on complete ndv genome sequences (excluding terminal segments) show that the qg/hebei/07 isolate had evidence of recombination in the m and f genes, and recombination in the xd/shandong/08 isolate in the f, l genes and the non-coding region between the hn and l genes. these two na ... | 2010 | 20363269 |
| genetic correlation between current circulating h1n1 swine and human influenza viruses. | h1n1 is the main subtype influenza a virus circulating in human and swine population, and has long been a threat to economy and public health. | 2010 | 20732830 |
| [sequencing of mitochondrial dna cytochrome oxidase subunit i gene in sarcosaphagous flies from 14 provinces in china]. | to detect the 278 bp region of gene of the cytochrome oxidase subunit i (coi) in mitochondral dna (mtdna) of sarcosaphagous flies, identify the species of sarcosaphagous flies, and provide reference for forensic application. | 2010 | 20818074 |
| prokaryotic expression and potential application of the truncated pcv-2 capsid protein. | three pairs of specific primers were designed to amplify the f2-1, f2-2 and xf2-2 truncated sequences of orf2 which encodes the capsid protein of porcine circovirus type 2 (pcv-2). the f2-1 sequence had most of the nls region of orf2, but the f2-2 and xf2-2 genes had the nls region deleted. truncated genes were subcloned into pet-32a(+) vectors to construct recombinant fusion expression vectors. the vectors were then transformed into rosetta(de3) e. coli and expressed by induction of iptg. expre ... | 2010 | 20960305 |
| antimicrobial resistance in campylobacter coli isolated from pigs in two provinces of china. | the aim of this study was to determine the prevalence, antimicrobial resistance and molecular epidemiology of campylobacter coli isolated from swine in china. a total of 190 c. coli isolates obtained from two slaughter houses and ten conventional pig farms in shandong (sd, n=95) and ningxia (nx, n=95) provinces were tested for their susceptibility to 14 antimicrobials. a high prevalence (>95%) of ciprofloxacin and tetracycline-resistant strains was observed in both sd and nx. the erythromycin an ... | 2011 | 21349598 |
| residual veterinary antibiotics in swine manure from concentrated animal feeding operations in shandong province, china. | the scientific interest in the occurrence and fate of antibiotics in animal husbandry has increased during the past decades because of the emergence and development of antimicrobial resistance in pathogenic bacteria. this study developed a method for simultaneous detection of five sulfonamides, three tetracyclines and one macrolide in swine manure with stable recoveries (73.0-110.6%) and high sensitivity (limit of quantification <90 µg kg(-1)). thereafter, a total of 126 swine manure samples, co ... | 2011 | 21453955 |
| A Survey of ß-Lactamase and 16S rRNA Methylase Genes Among Fluoroquinolone-Resistant Escherichia coli Isolates and Their Horizontal Transmission in Shandong, China. | Abstract The prevalence of ß-lactamase, 16S rRNA methylase genes, and plasmid-mediated fluoroquinolone-resistance (PMQR) determinants (qnrC and qnrD) was determined by polymerase chain reaction in fluoroquinolone-resistant Escherichia coli isolated from a chicken farm, a pig farm, and a hospital in Shandong, China in 2007. The bla(TEM) and bla(CTX-M) were the most prevalent ß-lactamase genes in isolates from chickens (88.4%, 175/198 and 81.3%, 161/198) and hospitalized patients (87.8%, 122/139 ... | 2011 | 21854262 |
| swine and rabbits are the main reservoirs of hepatitis e virus in china: detection of hev rna in feces of farmed and wild animals. | hepatitis e virus (hev) infection is recognized as a zoonosis. the prevalence of hev rna and anti-hev antibodies in many animal species has been reported, but the host range of hev is unclear. the aims of this study were to investigate hev infection in various animal species and to determine the reservoirs of hev. eight hundred twenty-two fecal samples from 17 mammal species and 67 fecal samples from 24 avian species were collected in china and tested for hev rna by rt-npcr. the products of pcr ... | 2015 | 26303139 |