N Maneekarn

Summary

Affiliation: Chiang Mai University
Country: Thailand

Publications

  1. doi request reprint Analysis of the VP6 gene of human and porcine group A rotavirus strains with unusual subgroup specificities
    Aksara Thongprachum
    Department of Microbiology, Faculty of Medicine, Chiang Mai University, Chiang Mai, Thailand
    J Med Virol 81:183-91. 2009
  2. ncbi request reprint Epidemiology of rotavirus infection in Thailand
    N Maneekarn
    Department of Microbiology, Faculty of Medicine, Chiang Mai University, Thailand
    Pediatr Int 42:415-21. 2000
  3. pmc Detection of rare G3P[19] porcine rotavirus strains in Chiang Mai, Thailand, provides evidence for origin of the VP4 genes of Mc323 and Mc345 human rotaviruses
    Niwat Maneekarn
    Department of Microbiology, Faculty of Medicine, Chiang Mai University, Chiang Mai 50200, Thailand
    J Clin Microbiol 44:4113-9. 2006
  4. pmc Multiple combinations of P[13]-like genotype with G3, G4, and G5 in porcine rotaviruses
    Wisoot Chan-it
    Department of Microbiology, Faculty of Medicine, Chiang Mai University, 110 Inthawaroros Rd, Sripume, Maung Chiang Mai 50200, Thailand
    J Clin Microbiol 46:1169-73. 2008
  5. doi request reprint A novel multiplex RT-PCR for identification of VP6 subgroups of human and porcine rotaviruses
    Aksara Thongprachum
    Department of Microbiology, Faculty of Medicine, Chiang Mai University, Chiang Mai 50200, Thailand
    J Virol Methods 168:191-6. 2010
  6. ncbi request reprint Genotypic distribution of hepatitis C virus in voluntary blood donors of northern Thailand
    Prapan Jutavijittum
    Department of Pathology, Faculty of Medicine, Chiang Mai University, Chiang Mai, Thailand
    Southeast Asian J Trop Med Public Health 40:471-9. 2009
  7. ncbi request reprint Emergence of human G9 rotavirus with an exceptionally high frequency in children admitted to hospital with diarrhea in Chiang Mai, Thailand
    Pattara Khamrin
    Department of Microbiology, Faculty of Medicine, Chiang Mai University, Chiang Mai, Thailand
    J Med Virol 78:273-80. 2006
  8. doi request reprint Occult hepatitis C virus infection during an outbreak in a hemodialysis unit in Thailand
    Satawat Thongsawat
    Faculty of Medicine, Department of Internal Medicine, Chiang Mai University, Chiang Mai, Thailand
    J Med Virol 80:808-15. 2008
  9. ncbi request reprint Risk factors for hepatitis C virus infection among blood donors in northern Thailand
    Lakkana Thaikruea
    Department of Community Medicine, Faculty of Medicine, Chiang Mai University, Chiang Mai, Thailand
    Transfusion 44:1433-40. 2004
  10. ncbi request reprint Hepatitis C infection among drug users in northern Thailand
    Jaroon Jittiwutikarn
    Faculty of Medicine and Research Institute for Health Sciences, Chiang Mai University, Chiang Mai, Thailand
    Am J Trop Med Hyg 74:1111-6. 2006

Collaborators

Detail Information

Publications43

  1. doi request reprint Analysis of the VP6 gene of human and porcine group A rotavirus strains with unusual subgroup specificities
    Aksara Thongprachum
    Department of Microbiology, Faculty of Medicine, Chiang Mai University, Chiang Mai, Thailand
    J Med Virol 81:183-91. 2009
    ..The strains with SG I, SG (I + II), and SG non-(I + II) showed identical amino acid residues at these positions. Phylogenetic analysis strongly supported the findings of the sequence analysis...
  2. ncbi request reprint Epidemiology of rotavirus infection in Thailand
    N Maneekarn
    Department of Microbiology, Faculty of Medicine, Chiang Mai University, Thailand
    Pediatr Int 42:415-21. 2000
    ..In Thailand, although G1-G4 have been reported, G1 is the most prevalent serotype in each epidemic and G9 is becoming increasingly common...
  3. pmc Detection of rare G3P[19] porcine rotavirus strains in Chiang Mai, Thailand, provides evidence for origin of the VP4 genes of Mc323 and Mc345 human rotaviruses
    Niwat Maneekarn
    Department of Microbiology, Faculty of Medicine, Chiang Mai University, Chiang Mai 50200, Thailand
    J Clin Microbiol 44:4113-9. 2006
    ..This close genetic relationship was also reflected in the phylogenetic analysis of their VP7 genes. Altogether, the findings provided peculiar evidence that supported the porcine origin of VP4 genes of Mc323 and Mc345 human rotaviruses...
  4. pmc Multiple combinations of P[13]-like genotype with G3, G4, and G5 in porcine rotaviruses
    Wisoot Chan-it
    Department of Microbiology, Faculty of Medicine, Chiang Mai University, 110 Inthawaroros Rd, Sripume, Maung Chiang Mai 50200, Thailand
    J Clin Microbiol 46:1169-73. 2008
    ..This study provides additional evidence of increasing genetic diversity among group A rotaviruses in nature...
  5. doi request reprint A novel multiplex RT-PCR for identification of VP6 subgroups of human and porcine rotaviruses
    Aksara Thongprachum
    Department of Microbiology, Faculty of Medicine, Chiang Mai University, Chiang Mai 50200, Thailand
    J Virol Methods 168:191-6. 2010
    ..The method was shown to be specific, sensitive, less-time consuming, and successful in genogrouping clinical isolates of rotaviruses circulating in children and piglets with acute diarrhea...
  6. ncbi request reprint Genotypic distribution of hepatitis C virus in voluntary blood donors of northern Thailand
    Prapan Jutavijittum
    Department of Pathology, Faculty of Medicine, Chiang Mai University, Chiang Mai, Thailand
    Southeast Asian J Trop Med Public Health 40:471-9. 2009
    ..Nevertheless, in this study, the prevalence of HCV genotype 6 (31%) was higher than previously reported by others (8-18%). Phylogenetic analysis of the HCV isolates detected in the present study was also performed...
  7. ncbi request reprint Emergence of human G9 rotavirus with an exceptionally high frequency in children admitted to hospital with diarrhea in Chiang Mai, Thailand
    Pattara Khamrin
    Department of Microbiology, Faculty of Medicine, Chiang Mai University, Chiang Mai, Thailand
    J Med Virol 78:273-80. 2006
    ..4%-99.8%. The data imply that G9 strains isolated in this study and a G9 strain isolated in Japan in the year 2000 might have descended from the same ancestor...
  8. doi request reprint Occult hepatitis C virus infection during an outbreak in a hemodialysis unit in Thailand
    Satawat Thongsawat
    Faculty of Medicine, Department of Internal Medicine, Chiang Mai University, Chiang Mai, Thailand
    J Med Virol 80:808-15. 2008
    ..Further work on the diagnostic implications of HCV compartmentalization in hemodialysis and other settings is urgently needed...
  9. ncbi request reprint Risk factors for hepatitis C virus infection among blood donors in northern Thailand
    Lakkana Thaikruea
    Department of Community Medicine, Faculty of Medicine, Chiang Mai University, Chiang Mai, Thailand
    Transfusion 44:1433-40. 2004
    ..The epidemiology, virology, and risk factors for hepatitis C virus (HCV) infection among blood donors in northern Thailand have not been extensively evaluated...
  10. ncbi request reprint Hepatitis C infection among drug users in northern Thailand
    Jaroon Jittiwutikarn
    Faculty of Medicine and Research Institute for Health Sciences, Chiang Mai University, Chiang Mai, Thailand
    Am J Trop Med Hyg 74:1111-6. 2006
    ..43/100 person-years; it was 44.3/100 person-years in IDUs and 1.9/100 person-years in non-injectors. HCV and HIV among drug users in Thailand are common and primarily associated with injection behavior...
  11. doi request reprint Genetic diversity of norovirus, sapovirus, and astrovirus isolated from children hospitalized with acute gastroenteritis in Chiang Mai, Thailand
    Rungnapa Malasao
    Faculty of Medicine, Department of Microbiology, Chiang Mai University, Chiang Mai, Thailand
    J Med Virol 80:1749-55. 2008
    ..The findings suggest that NV, SV, and HAstV are important enteric viruses cocirculating among hospitalized children in Chiang Mai, Thailand...
  12. ncbi request reprint Sequence analysis of the VP7 gene of human rotavirus G1 isolated in Japan, China, Thailand, and Vietnam in the context of changing distribution of rotavirus G-types
    Quang Duy Trinh
    Department of Developmental Medical Sciences, Institute of International Health, Graduate School of Medicine, University of Tokyo, Japan
    J Med Virol 79:1009-16. 2007
    ..Further studies need to be carried out for a better understanding of why such changes in the prevalence of rotavirus G1 occur in these countries...
  13. ncbi request reprint Genetic heterogeneity, evolution and recombination in emerging G9 rotaviruses
    Tung Gia Phan
    Department of Developmental Medical Sciences, Institute of International Health, Graduate School of Medicine, The University of Tokyo, 7 3 1 Hongo, Bunkyo ku, Tokyo 113 0033, Japan
    Infect Genet Evol 7:656-63. 2007
    ..In view of rotavirus evolution, this report is an additional evidence to support the notion that there might exist a genomic relatedness between human and porcine rotaviruses...
  14. pmc Evidence of intragenic recombination in G1 rotavirus VP7 genes
    Tung Gia Phan
    Department of Developmental Medical Sciences, Institute of International Health, Graduate School of Medicine, The University of Tokyo, 7 3 1 Hongo, Bunkyo ku, Tokyo 113 0033
    J Virol 81:10188-94. 2007
    ..This is the first report to demonstrate the existence of intragenic recombinations between interlineage and intersublineage in G1 rotaviruses...
  15. ncbi request reprint Molecular characterization of rare G3P[9] rotavirus strains isolated from children hospitalized with acute gastroenteritis
    Pattara Khamrin
    Department of Developmental Medical Sciences, Institute of International Health, Graduate School of Medicine, The University of Tokyo, Tokyo, Japan
    J Med Virol 79:843-51. 2007
    ..The finding of uncommon G3P[9] rotaviruses in pediatric patients provided additional evidence of the genetic/antigenic diversities of human group A rotaviruses in the Chiang Mai area of Thailand...
  16. doi request reprint Sequence analysis of the capsid gene of Aichi viruses detected from Japan, Bangladesh, Thailand, and Vietnam
    Ngan Thi Kim Pham
    Department of Developmental Medical Sciences, Institute of International Health, Graduate School of Medicine, The University of Tokyo, Bunkyu ku, Tokyo, Japan
    J Med Virol 80:1222-7. 2008
    ....
  17. ncbi request reprint Amino acid substitutions in the VP7 protein of human rotavirus G3 isolated in China, Russia, Thailand, and Vietnam during 2001-2004
    Quang Duy Trinh
    Department of Developmental Medical Sciences, Institute of International Health, Graduate School of Medicine, The University of Tokyo, Tokyo, Japan
    J Med Virol 79:1611-6. 2007
    ..Those amino acid substitutions of the Chinese G3 strains might involve in the emergence of G3 rotavirus in China during 2001-2003...
  18. ncbi request reprint Changing pattern of rotavirus G genotype distribution in Chiang Mai, Thailand from 2002 to 2004: decline of G9 and reemergence of G1 and G2
    Pattara Khamrin
    Department of Developmental Medical Sciences, Institute of International Health, Graduate School of Medicine, The University of Tokyo, Tokyo, Japan
    J Med Virol 79:1775-82. 2007
    ..These data imply that the distribution of group A rotavirus genotypes circulating in Chiang Mai, Thailand, changes over time...
  19. pmc Bovine kobuviruses from cattle with diarrhea
    Pattara Khamrin
    Emerg Infect Dis 14:985-6. 2008
  20. pmc Novel nonstructural protein 4 genetic group in rotavirus of porcine origin
    Pattara Khamrin
    Emerg Infect Dis 14:686-8. 2008
  21. ncbi request reprint Emergence of intragenotype recombinant sapovirus in Japan
    Tung Gia Phan
    Department of Developmental Medical Sciences, Institute of International Health, Graduate School of Medicine, The University of Tokyo, 7 3 1 Hongo, Bunkyo ku, Tokyo 113 0033, Japan
    Infect Genet Evol 7:542-6. 2007
    ..This is also the first, to our best knowledge, demonstrating the emergence of the intragenotype recombinant sapovirus with its causing diarrheal illness in Japan...
  22. pmc Detection and genetic characterization of group A rotavirus strains circulating among children with acute gastroenteritis in Japan
    Tung Gia Phan
    Department of Developmental Medical Sciences, Institute of International Health, Graduate School of Medicine, The University of Tokyo, 7 3 1 Hongo, Bunkyo ku, Tokyo 113 0033, Japan
    J Virol 81:4645-53. 2007
    ..Of note, at least three distinct clusters of rotavirus G1 isolates were cocirculating in the Japanese pediatric population studied...
  23. ncbi request reprint Human astrovirus, norovirus (GI, GII), and sapovirus infections in Pakistani children with diarrhea
    Tung Gia Phan
    Department of Developmental Medical Sciences, Institute of International Health, Graduate School of Medicine, The University of Tokyo, Tokyo, Japan
    J Med Virol 73:256-61. 2004
    ..The result underscores the importance of these viruses in association with acute gastroenteritis in Karachi city, Pakistan...
  24. pmc Genetic diversity of norovirus and sapovirus in hospitalized infants with sporadic cases of acute gastroenteritis in Chiang Mai, Thailand
    Grant S Hansman
    Department of Developmental Medical Sciences, Graduate School of Medicine, University of Tokyo, Tokyo, Japan
    J Clin Microbiol 42:1305-7. 2004
    ..These viruses were identified in 13 of 105 (12%) specimens. One strain was found to be a recombinant norovirus...
  25. ncbi request reprint Molecular characterization of a rare G3P[3] human rotavirus reassortant strain reveals evidence for multiple human-animal interspecies transmissions
    Pattara Khamrin
    Department of Developmental Medical Sciences, Institute of International Health, Graduate School of Medicine, The University of Tokyo, Japan
    J Med Virol 78:986-94. 2006
    ....
  26. pmc Possible misidentification of GSP[6] rotavirus as a novel strain detected in humans for the first time
    Tung Gia Phan
    J Clin Microbiol 45:2098; author reply 2099. 2007
  27. ncbi request reprint Distribution of human rotaviruses, especially G9 strains, in Japan from 1996 to 2000
    Yumei Zhou
    Division of Developmental Medical Sciences, Graduate School of Medicine, The University of Tokyo, Bunkyo ku, Tokyo 113 0033, Japan
    Microbiol Immunol 47:591-9. 2003
    ....
  28. ncbi request reprint Novel porcine rotavirus of genotype P[27] shares new phylogenetic lineage with G2 porcine rotavirus strain
    Pattara Khamrin
    Department of Developmental Medical Sciences, Institute of International Health, Graduate School of Medicine, The University of Tokyo, 7 3 1 Hongo Bunkyu ku, Tokyo 113 0033, Japan
    Virology 361:243-52. 2007
    ..These findings provide evidence that CMP034 should be considered as a novel VP4 genotype P[27]...
  29. ncbi request reprint Virus diversity and an outbreak of group C rotavirus among infants and children with diarrhea in Maizuru city, Japan during 2002-2003
    Tung Gia Phan
    Department of Developmental Medical Sciences, Institute of International Health, Graduate School of Medicine, The University of Tokyo, Tokyo, Japan
    J Med Virol 74:173-9. 2004
    ..The results indicate that group C rotavirus could infect not only older children and adults but also infants and young children under 3 years old...
  30. ncbi request reprint Molecular epidemiology of Rhodococcus equi of intermediate virulence isolated from patients with and without acquired immune deficiency syndrome in Chiang Mai, Thailand
    Shinji Takai
    Department of Animal Hygiene, School of Veterinary Medicine and Animal Sciences, Kitasato University, Towada, Aomori, Japan
    J Infect Dis 188:1717-23. 2003
    ..8%) of 500 submaxillary lymph nodes from apparently healthy pigs in Chiang Mai. The routes of R. equi acquisition should be investigated from the viewpoint of zoonosis and public health...
  31. ncbi request reprint Comparison of four reverse transcription-polymerase chain reaction procedures for the detection of dengue virus in clinical specimens
    Boonyos Raengsakulrach
    Department of Virology, US Army Medical Component, Armed Forces Research Institute of Medical Sciences, Bangkok, Thailand
    J Virol Methods 105:219-32. 2002
    ..Procedures L and Y were more sensitive than mosquito inoculation or procedures H and M in detecting all four dengue serotypes in clinical specimens and may be the RT-PCR methods of choice for virus surveillance or research use...
  32. pmc Hepatitis C virus (HCV) core antigen assay to detect ongoing HCV infection in thai injection drug users
    Dale M Netski
    Department of Medicine, Johns Hopkins Medical Institutions, Baltimore, Maryland
    J Clin Microbiol 42:1631-6. 2004
    ..Reproducibility, low technical requirements, and high throughput should make this assay useful for clinical or research monitoring of HCV levels during active infection...
  33. ncbi request reprint Identification of virulence-associated antigens and plasmids in Rhodococcus equi from patients with acquired immune deficiency syndrome and prevalence of virulent R. equi in soil collected from domestic animal farms in Chiang Mai, Thailand
    Shinji Takai
    Department of Animal Hygiene, School of Veterinary Medicine and Animal Sciences, Kitasato University, Towada, Aomori, Japan
    Am J Trop Med Hyg 66:52-5. 2002
    ..Of the 6 clinical isolates from patients with AIDS, however, 4 isolates contained both VapB and virulence plasmid DNA. The remaining 2 isolates were avirulent...
  34. ncbi request reprint Evaluation of immunochromatography and commercial enzyme-linked immunosorbent assay for rapid detection of norovirus antigen in stool samples
    Pattara Khamrin
    Department of Developmental Medical Sciences, Institute of International Health, Graduate School of Medicine, The University of Tokyo, Tokyo, Japan
    J Virol Methods 147:360-3. 2008
    ..The data show that both the Denka ELISA and the NoV-immunochromatography kits may be used as an alternative method for screening of NoV in stool samples...
  35. ncbi request reprint Hepatitis B 1762T/1764A mutations, hepatitis C infection, and codon 249 p53 mutations in hepatocellular carcinomas from Thailand
    Shuang Yuan Kuang
    Johns Hopkins Bloomberg School of Public Health, 615 North Wolfe Street, Baltimore, MD 21205, USA
    Cancer Epidemiol Biomarkers Prev 14:380-4. 2005
    ....
  36. ncbi request reprint Changing distribution of norovirus genotypes and genetic analysis of recombinant GIIb among infants and children with diarrhea in Japan
    Tung Gia Phan
    Department of Developmental Medical Sciences, Institute of International Health, Graduate School of Medicine, The University of Tokyo, Tokyo, Japan
    J Med Virol 78:971-8. 2006
    ..Obviously, NoV GIIb isolate in Japan had double recombination. This is the first report demonstrating the existence of different "new variants" co-circulating in Japanese infants and children with acute gastroenteritis...
  37. ncbi request reprint Photocatalytic inactivation of diarrheal viruses by visible-light-catalytic titanium dioxide
    Xiaojie Sang
    Department of Developmental Medical Sciences, Institute of International Health, Graduate School of Medicine, The University of Tokyo, Tokyo, Japan
    Clin Lab 53:413-21. 2007
    ..This is the first report, to the best of our knowledge, demonstrating the inactivation of rotavirus, astrovirus and FCV by the presence of TiO2 film under VL as well as describing its mechanism...
  38. ncbi request reprint Detection and genetic characterization of norovirus in oysters from China and Japan
    Tung Gia Phan
    Department of Developmental Medical Sciences, Institute of International Health, Graduate School of Medicine, The University of Tokyo, Tokyo, Japan
    Clin Lab 53:405-12. 2007
    ..This study provided additional evidence of the presence of norovirus in oysters and is also the first report to demonstrate the existence of norovirus variants in oysters...
  39. ncbi request reprint Human adenovirus type 1 related to feline adenovirus: evidence of interspecies transmission
    Tung Gia Phan
    Department of Developmental Medical Sciences, Institute of International Health, Graduate School of Medicine, The University of Tokyo, Tokyo, Japan
    Clin Lab 52:515-8. 2006
    ..Further epidemiological studies should be conducted to determine whether this adenovirus strain will be emergent in future...
  40. ncbi request reprint Detection and genetic characterization of norovirus strains circulating among infants and children with acute gastroenteritis in Japan during 2004-2005
    Tung Gia Phan
    Department of Developmental Medical Sciences, Institute of International Health, Graduate School of Medicine, The University of Tokyo, Tokyo, Japan
    Clin Lab 52:519-25. 2006
    ..5% (10 of 22). Further epidemiological studies should be conducted to determine whether this new recombinant variant strain will be dominant in Japan in the coming year...
  41. ncbi request reprint An outbreak of adenovirus serotype 41 infection in infants and children with acute gastroenteritis in Maizuru City, Japan
    Hideaki Shimizu
    Department of Developmental Medical Sciences, Institute of International Health, Graduate School of Medicine, The University of Tokyo, 7 3 1 Hongo, Bunkyo ku, Tokyo 113 0033, Japan
    Infect Genet Evol 7:279-84. 2007
    ..This report confirmed the presence of adenovirus as one of an important cause of acute gastroenteritis among Japanese infants and children...
  42. ncbi request reprint Complete genomes for hepatitis C virus subtypes 6f, 6i, 6j and 6m: viral genetic diversity among Thai blood donors and infected spouses
    Ling Lu
    Division of Gastroenterology Hepatology, Department of Medicine, University of Kansas Medical Center, 4035 Delp, MS 1023, Kansas City, KS 66160, USA
    J Gen Virol 88:1505-18. 2007
    ..3 to 100%. The similarities of the complete genome sequences from the two couples in the current study are consistent with HCV transmission between spouses...
  43. ncbi request reprint Genetic diversity of noroviruses and sapoviruses in children hospitalized with acute gastroenteritis in Chiang Mai, Thailand
    Pattara Khamrin
    Department of Developmental Medical Sciences, Institute of International Health, Graduate School of Medicine, The University of Tokyo, Japan
    J Med Virol 79:1921-6. 2007
    ..Moreover, a great genetic diversities of NoV and SaV were observed...