V Wiwanitkit

Summary

Affiliation: Chulalongkorn University
Country: Thailand

Publications

  1. ncbi request reprint Causative agents of liver abscess in those with liver cirrhosis: a 10-year case review of hospitalized patients in Thailand
    V Wiwanitkit
    Department of Laboratory Medicine, Faculty of Medicine, Chulalongkorn University, Bangkok 10330, Thailand
    Ann Trop Med Parasitol 96:513-6. 2002
  2. ncbi request reprint Combined one-tube osmotic fragility (OF) test and dichlorophenol-indolphenol (DCIP) test screening for hemoglobin disorders, an experience in 213 Thai pregnant women
    V Wiwanitkit
    Department of Laboratory Medicine, Faculty of Medicine, Chulalongkorn University, Bangkok, Thailand
    Clin Lab 48:525-8. 2002
  3. ncbi request reprint Platelet parameters in subjects infected with hookworm
    Viroj Wiwanitkit
    Department of Laboratory Medicine, Faculty of Medicine, Chulalongkorn University, Bangkok, Thailand
    Platelets 14:391-3. 2003
  4. ncbi request reprint The use of CAM by HIV-positive patients in Thailand
    V Wiwanitkit
    Department of Laboratory Medicine, Faculty of Medicine, Chulalongkorn University, Bangkok, Thailand
    Complement Ther Med 11:39-41. 2003
  5. ncbi request reprint The frequency rate of Toxocara species contamination in soil samples from public yards in a urban area "Payathai", Bangkok, Thailand
    Viroj Wiwanitkit
    Department of Laboratory Medicine, Faculty of Medicine, Chulalongkorn University, Bangkok, Thailand
    Rev Inst Med Trop Sao Paulo 46:113-4. 2004
  6. ncbi request reprint A summary on the immunophenotyping of acute lymphoblastic leukemia in Thailand
    Viroj Wiwanitkit
    Department of Laboratory Medicine, Faculty of Medicine, Chulalongkorn University, Bangkok 10330, Thailand
    Hematology 10:35-7. 2005
  7. ncbi request reprint ISO 15189, some comments on its application in the coagulation laboratory
    Viroj Wiwanitkit
    Department of Laboratory Medicine, Faculty of Medicine, Chulalongkorn University, Bangkok, Thailand
    Blood Coagul Fibrinolysis 15:613-7. 2004
  8. ncbi request reprint How medical students in their pre-clinical year perceive their own hepatitis-B-virus status: the results of a study in a Thai medical school
    V Wiwanitkit
    Department of Laboratory Medicine, Faculty of Medicine, Chulalongkorn University, Bangkok 10330, Thailand
    Ann Trop Med Parasitol 96:627-30. 2002
  9. ncbi request reprint Urine trans,trans-muconic acid as a biomarker for benzene exposure in gas station attendants in Bangkok, Thailand
    V Wiwanitkit
    Department of Laboratory Medicine, Medical Faculty, Chulalongkorn University, Bangkok, Thailand
    Ann Clin Lab Sci 31:399-401. 2001
  10. ncbi request reprint The correlation between rainfall and the prevalence of trematode metacercaria in freshwater fish in Thailand
    Viroj Wiwanitkit
    Department of Laboratory Medicine, Faculty of Medicine, Chulalongkorn University, Bangkok, Thailand
    Southeast Asian J Trop Med Public Health 36:120-2. 2005

Collaborators

Detail Information

Publications94

  1. ncbi request reprint Causative agents of liver abscess in those with liver cirrhosis: a 10-year case review of hospitalized patients in Thailand
    V Wiwanitkit
    Department of Laboratory Medicine, Faculty of Medicine, Chulalongkorn University, Bangkok 10330, Thailand
    Ann Trop Med Parasitol 96:513-6. 2002
    ..Aspiration of liver abscesses, to obtain pus samples for culture and microscopy, is therefore recommended...
  2. ncbi request reprint Combined one-tube osmotic fragility (OF) test and dichlorophenol-indolphenol (DCIP) test screening for hemoglobin disorders, an experience in 213 Thai pregnant women
    V Wiwanitkit
    Department of Laboratory Medicine, Faculty of Medicine, Chulalongkorn University, Bangkok, Thailand
    Clin Lab 48:525-8. 2002
    ..Therefore, screening tests for abnormal genotypes offer an effective method for coping with this problem. This study has been designed to study basic screening tests for inherited hemoglobin disorders in Thai pregnant women...
  3. ncbi request reprint Platelet parameters in subjects infected with hookworm
    Viroj Wiwanitkit
    Department of Laboratory Medicine, Faculty of Medicine, Chulalongkorn University, Bangkok, Thailand
    Platelets 14:391-3. 2003
    ..Of interest, the alteration in platelet size, identified by platelet parameters, has never been documented in the literature. This observation might be a pathological process or might be an accidental finding in our study...
  4. ncbi request reprint The use of CAM by HIV-positive patients in Thailand
    V Wiwanitkit
    Department of Laboratory Medicine, Faculty of Medicine, Chulalongkorn University, Bangkok, Thailand
    Complement Ther Med 11:39-41. 2003
    ..Our objective was to determine the frequency of use of CAM by HIV-positive patients in Thailand...
  5. ncbi request reprint The frequency rate of Toxocara species contamination in soil samples from public yards in a urban area "Payathai", Bangkok, Thailand
    Viroj Wiwanitkit
    Department of Laboratory Medicine, Faculty of Medicine, Chulalongkorn University, Bangkok, Thailand
    Rev Inst Med Trop Sao Paulo 46:113-4. 2004
    ..71%) of 175 soil samples. The high rate of contamination in this study implies the importance of the control of this possible zoonotic disease: control of abandon of dogs and cats, is still necessary...
  6. ncbi request reprint A summary on the immunophenotyping of acute lymphoblastic leukemia in Thailand
    Viroj Wiwanitkit
    Department of Laboratory Medicine, Faculty of Medicine, Chulalongkorn University, Bangkok 10330, Thailand
    Hematology 10:35-7. 2005
    ..2%), common (26.6%) and T (19.4%) phenotypes. After performing subtype analysis, the most common phenotypes among both adult and pediatric group is still Pre-B phenotype...
  7. ncbi request reprint ISO 15189, some comments on its application in the coagulation laboratory
    Viroj Wiwanitkit
    Department of Laboratory Medicine, Faculty of Medicine, Chulalongkorn University, Bangkok, Thailand
    Blood Coagul Fibrinolysis 15:613-7. 2004
    ..ISO 15189 is the new quality system in the laboratory. It can be applied to coagulation study. Based on this system, the harmonization and standardization of coagulation laboratories are expected...
  8. ncbi request reprint How medical students in their pre-clinical year perceive their own hepatitis-B-virus status: the results of a study in a Thai medical school
    V Wiwanitkit
    Department of Laboratory Medicine, Faculty of Medicine, Chulalongkorn University, Bangkok 10330, Thailand
    Ann Trop Med Parasitol 96:627-30. 2002
    ..Those students entering Thai medical schools for the first time clearly need to be better educated about hepatitis B and to be encouraged to be vaccinated before they begin any clinical practices...
  9. ncbi request reprint Urine trans,trans-muconic acid as a biomarker for benzene exposure in gas station attendants in Bangkok, Thailand
    V Wiwanitkit
    Department of Laboratory Medicine, Medical Faculty, Chulalongkorn University, Bangkok, Thailand
    Ann Clin Lab Sci 31:399-401. 2001
    ..00 (SD +/- 12.49) mg/g creatinine (p < 0.05). Based on these findings, wider use of urine ttMA determination is recommended as a biomarker for occupational exposure to benzene...
  10. ncbi request reprint The correlation between rainfall and the prevalence of trematode metacercaria in freshwater fish in Thailand
    Viroj Wiwanitkit
    Department of Laboratory Medicine, Faculty of Medicine, Chulalongkorn University, Bangkok, Thailand
    Southeast Asian J Trop Med Public Health 36:120-2. 2005
    ..According to these previous studies, the prevalence of freshwater fish infection may depend on rainfall. Predicted prevalence of freshwater fish infection as a GIS figure was also presented...
  11. ncbi request reprint Diagnostic value and cost utility analysis for urine Gram stain and urine microscopic examination as screening tests for urinary tract infection
    Viroj Wiwanitkit
    Department of Laboratory Medicine, Faculty of Medicine, Chulalongkorn University, 10330 Bangkok, Thailand
    Urol Res 33:220-2. 2005
    ..Urine Gram stain provided the lowest cost per utility. Economically, urine Gram stain is the proper screening tool for presumptive diagnosis of UTI...
  12. ncbi request reprint Marked increase in serum transferrin receptor among Thai children with Hb-E-beta-thalassaemia
    C Boonchalermvichian
    Department of Laboratory Medicine, King Chulalongkorn Memorial Hospital, Faculty of Medicine, Chulalongkorn University, Bangkok, Thailand
    J Paediatr Child Health 38:601-3. 2002
    ..To determine the serum transferrin receptor (sTfR) level in patients with Hb-E-beta-thalassaemia attending a paediatric haematology clinic...
  13. ncbi request reprint A note on the correlation between rainfall and the prevalence of Gnathostoma spp. infective stage larvae in swamp eels in Thailand
    V Wiwanitkit
    Department of Laboratory Medicine, Faculty of Medicine, Chulalongkorn University, Bangkok, Thailand
    Parasite 11:401-4. 2004
    ..However, this study focused on only 33 cross-sectional surveys in Thailand; further similar study in other countries to assess the correlation between rainfall and the prevalence of infection is required to substantiate this conclusion...
  14. ncbi request reprint Pineapple juice for digestion of swamp eel viscera for harvesting infective-stage larva of Gnathostoma spp
    Suphan Soogarun
    Department of Clinical Microscopy, Faculty of Allied Health Sciences, Chulalongkorn University, Bangkok, Thailand
    Southeast Asian J Trop Med Public Health 35:267-9. 2004
    ..05). Thus, pineapple juice is another enzyme of choice for recovering Gnathostoma spinigerum third-stage larvae...
  15. ncbi request reprint High urine ttMA levels among fishermen from a Thai rural village
    Supaporn Thummachinda
    Ministry of Science and Technology, Bangkok, Thailand
    Southeast Asian J Trop Med Public Health 33:878-80. 2002
    ..015 +/- 0.053 mg/g creatinine) (p < 0.05). We recommend the monitoring of urine ttMA in these workers. The monitoring of the possible benzene contamination of the water and fish is recommended for further study...
  16. ncbi request reprint Gnathostoma infective stage larvae in swamp eels (Fluta alba) at a metropolitan market in Bangkok, Thailand
    Suphun Sugaroon
    Department of Clinical Microscopy, Faculty of Allied Health Sciences, Chulalongkorn University, Bangkok, Thailand
    Ann Clin Lab Sci 33:94-6. 2003
    ..The prevalence of G. spinigerum L3s in the eels was much higher in the rainy season (June and July, 74%) than during April and May (8%). Therefore, prevention programs for gnathostomiasis should be emphasized during the rainy season...
  17. ncbi request reprint Platelet count and platelet parameters in hemoglobin E carriers
    Suphan Soogarun
    Department of Clinical Microscopy, Faculty of Allied Health Science, Chulalongkorn University, Bangkok 10330, Thailand
    Clin Appl Thromb Hemost 10:285-6. 2004
    ..05). Although there are reports that indicate the change in the quality of platelet in hemoglobin E disorders, no quantitative disorder was detected. There was no trend toward increased platelet count in the HbE carriers...
  18. ncbi request reprint The urine trans, trans muconic acid biomarker and platelet count in a sample of subjects with benzene exposure
    Viroj Wiwanitkit
    Department of Laboratory Medicine, Faculty of Allied Health Sciences, Chulalongkorn University, Bangkok, Thailand
    Clin Appl Thromb Hemost 10:73-6. 2004
    ..This report is the first world report on this topic and the results from this study can provide good basic data for further understanding the effect of benzene exposure on the platelet...
  19. ncbi request reprint The effect of cigarette smoking on urinary hippuric acid concentration in Thai workers with occupational exposure to toluene
    Viroj Wiwanitkit
    Department of Laboratory Medicine, Faculty of Medicine, Chulalongkorn University, Bangkok, Thailand
    J Med Assoc Thai 85:S236-40. 2002
    ..No significant difference was found between urine hippuric acid level between both groups. The data from the current study indicates that smoking does not influence the urinary hippuric acid levels in this study group...
  20. ncbi request reprint Correlation between serum transferrin receptor and percentage of parasitemia in malaria. A preliminary report
    V Wiwanitkit
    Department of Laboratory Medicine, Faculty of Medicine, Chulalongkorn University, Bangkok, Thailand, 10330
    Parasite 14:165-7. 2007
    ..59 +/- 11.29 mg/L. The average percentage of parasitemia was 3.4 +/- 3.5 % (range 2 to 13 %). According to this study, there is significant correlation between both parameters (r = 0.921; p < 0.05)...
  21. ncbi request reprint Methodology evaluation of a new immunoturbidimetric method for measuring serum soluble transferrin receptor
    N Paritpokee
    Department of Laboratory Medicine, Faculty of Medicine, Chulalongkorn University, Bangkok, Thailand
    Asian Pac J Allergy Immunol 19:207-11. 2001
    ..670 mg/l and 93.33% of patients diagnosed beta-thalassemia/HbE had values > 2.670 mg/l. In conclusion, this immunoturbidimeteric test yields good laboratory performance characteristics in terms of precision and accuracy...
  22. ncbi request reprint Classification of risk occupation for benzene exposure by urine trans, trans-munconic acid level
    Viroj Wiwanitkit
    Department of Laboratory Medicine, Faculty of Medicine, Chulalongkorn University, Bangkok, 10330 Thailand
    Asian Pac J Cancer Prev 7:149-50. 2006
    ..Of interest, the high risk occupations were found to be those which have direct contact with benzene in environmental ambient air, with petroleum fuel as the common source...
  23. ncbi request reprint Angiotensin-converting enzyme gene polymorphism is correlated to the progression of disease in patients with IgA nephropathy: a meta-analysis
    Viroj Wiwanitkit
    Department of Laboratory Medicine, Faculty of Medicine, Chulalongkorn University, Bangkok, Thailand 10330
    Ren Fail 28:697-9. 2006
    ..According to this study, the frequency of DD genotype in group 1 is significant higher than group 2 (p < 0.05). In addition, the author first reports a non-significant correlation between the ethnicity and the ACE gene polymorphism...
  24. ncbi request reprint The prevalence of hepatitis B seropositivity among patients with cholangiocarcinoma
    Arpha Pinyosophon
    Department of Laboratory Medicine, Chulalonhkorn University, Bangkok, Thailand
    Viral Immunol 15:655-7. 2002
    ..Further long-term study to study the relation of hepatitis B infection and cholangiocarcinoma is recommended...
  25. pmc Causative agents of liver abscess in Thai hepatitis B carriers
    Viroj Wiwanitkit
    Department of Laboratory Medicine, Faculty of Medicine, Chulalongkorn University, Bangkok, Thailand
    MedGenMed 6:10. 2004
    ..The causative pathogens of HBV carriers were similar to those in the overall patient population with abscess. The treatment plan for liver abscess in the general population can also be applied to HBV carriers...
  26. ncbi request reprint A note on urinary trans,trans-muconic acid level among Thai press workers
    Viroj Wiwanitkit
    Department of Laboratory Medicine, Faculty of Medicine, Faculty of Allied Health Sciences, Chulalongkorn University, Bangkok, Thailand
    Biomarkers 8:339-42. 2003
    ....
  27. ncbi request reprint Feasibility of urinary trans, trans-muconic acid determination using high performance liquid chromatography for biological monitoring of benzene exposure
    V Wiwanitkit
    Department of Laboratory Medicine, Faculty of Medicine, Chulalongkorn University, Bangkok, Thailand
    J Med Assoc Thai 84:S263-8. 2001
    ..The flow rate was started at 1.2 ml/min. The ttMA and IS were detected at 4.2 to 4.4 and 12.6-13.3 minutes, respectively. The lowest detection limit was 0.05 mg/L...
  28. pmc Intestinal parasitic infections in Thai HIV-infected patients with different immunity status
    V Wiwanitkit
    Department of Laboratory Medicine, Faculty of Medicine, Chulalongkorn University, Bangkok 10330, Thailand
    BMC Gastroenterol 1:3. 2001
    ..In this study, a cross sectional study to document the prevalence of intestinal parasitic infection in Thai HIV-infected patients with different immune status was performed...
  29. ncbi request reprint A trend of platelet indices in patients with green pit viper toxin
    Suphan Soogarun
    Department of Clinical Microscopy, Faculty of Allied Health Science, Chulalongkorn University, Bangkok, Thailand
    Clin Appl Thromb Hemost 9:337-9. 2003
    ..The components of green pit viper venom that have these hematologic effects in humans are interesting and should be further identified...
  30. ncbi request reprint Rate of malarial infection among foreigners in a tertiary hospital of Thailand: change of epidemiology and importance of travel medicine (1996-2005)
    Viroj Wiwanitkit
    Department of Laboratory Medicine, Faculty of Medicine, Chulalongkorn University, Bangkok, Thailand
    J Vector Borne Dis 44:219-22. 2007
    ..At present, trade and travel can impact on vector-borne diseases, including malaria. Transmission of malaria from an endemic to a non-endemic area can be expected and this can affect the pattern of malaria epidemiology...
  31. ncbi request reprint A cost utility analysis of the right method for screening hemoglobin E among Thai pregnant women
    Viroj Wiwanitkit
    Department of Laboratory Medicine, Chulalongkorn University, 10330, Bangkok, Thailand
    Arch Gynecol Obstet 274:88-90. 2006
    ..The common screening methods include red blood cell (RBC) index determination, application of mathematical model and hemoglobin electrophoresis...
  32. ncbi request reprint Pesticides, fresh water fish, liver flukes and nitrosamines: A story of cholangiocarcinoma development in Thailand
    Viroj Wiwanitkit
    Wiwanitkit House, Bangkhae, Bangkok, Thailand
    Asian Pac J Cancer Prev 10:961-2. 2009
    ....
  33. ncbi request reprint Anti HCV seroprevalence among the voluntary blood donors in Thailand
    Viroj Wiwanitkit
    Faculty of Medicine, Department of Laboratory Medicine, Chulalongkorn University, Bangkok, Thailand
    Hematology 10:431-3. 2005
    ....
  34. ncbi request reprint Effect of smoking on platelet count and platelet parameters: an observation
    Jamsai Suwansaksri
    Department of Clinical Chemistry, Faculty of Allied Health Sciences, Chulalongkorn University, Bangkok, Thailand
    Clin Appl Thromb Hemost 10:287-8. 2004
    ..Of the 30 police, there are 5 non-smokers and 25 smokers. The platelet counts and platelet parameters of the subjects were not significantly different between smokers and non-smokers...
  35. ncbi request reprint Human herpes virus 6 antibodies in beta-thalassemia/hemoglobin E pediatric patients
    P Bhattarakosol
    Division of Medical Virology, Faculty of Medicine, Chulalongkorn University, Bangkok, Thailand
    Southeast Asian J Trop Med Public Health 33:149-51. 2002
    ..Increased awareness of HHV-6 infection among this population is necessary...
  36. ncbi request reprint Interaction between leptin and leptin receptor in gastric carcinoma: gene ontology analysis
    V Wiwanitkit
    Department of Laboratory Medicine, Faculty of Medicine, Chulalongkorn University, Bangkok, Thailand
    Rev Esp Enferm Dig 99:201-5. 2007
    ..Loss of hormone activity and disturbance of normal cell signaling pathway of leptin can be seen. Blocking of receptor might be rational therapeutic strategy...
  37. doi request reprint Effect of interleukin-2 and tumor necrosis factor-alpha on osteopontin: molecular function and biological process
    Viroj Wiwanitkit
    Department of Laboratory Medicine, Faculty of Medicine, Chulalongkorn University, Bangkok, Thailand
    Pediatr Int 50:213-5. 2008
    ..This might be an important part in the pathogenesis of BA, but the function of IL-2 and TNF-alpha in OPN expression is not well understood...
  38. ncbi request reprint Inhibition of Heinz body induction in an in vitro model and total antioxidant activity of medicinal Thai plants
    Attakorn Palasuwan
    Department of Clinical Microscopy, Faculty of Allied Health Sciences, Chulalongkorn University, Bangkok 10330, Thailand
    Asian Pac J Cancer Prev 6:458-63. 2005
    ..Our results suggest medicinal Thai plants as valuable sources of antioxidants, which may have a potential anti-carcinogenic activity...
  39. pmc Single amino acid substitution in important hemoglobinopathies does not disturb molecular function and biological process
    Viroj Wiwanitkit
    Department of Laboratory Medicine, Faculty of Medicine, Chulalongkorn University, Bangkok, Thailand
    Int J Nanomedicine 3:225-7. 2008
    ..Clinical findings of oxygen depletion in abnormal hemoglobin should therefore be due to the other processes rather than genomics, proteomics, and expression levels...
  40. doi request reprint Effect of gold nanoparticle on renal cell: an implication for exposure risk
    Amornpun Sereemaspun
    Division of Histology and Cell Biology, Department of Anatomy, Faculty of Medicine, Chulalongkorn University, Bangkok, Thailand
    Ren Fail 30:323-5. 2008
    ..The objective of this study was to evaluate the effect of gold nanoparticles on renal cell...
  41. ncbi request reprint Modeling for tertiary structure of globin chain in Hemoglobin Suan-Dok disorder
    Viroj Wiwanitkit
    Faculty of Medicine, Department of Laboratory Medicine, Chulalongkorn University, Bangkok, Thailand
    Hematology 10:163-5. 2005
    ....
  42. ncbi request reprint Correlation between plasminogen activator inhibitor-1 4G/5G polymorphism and pre-eclampsia: an appraisal
    Viroj Wiwanitkit
    Department of Laboratory Medicine, Faculty of Medicine, Chulalongkorn University, 10330, Bangkok, Thailand
    Arch Gynecol Obstet 273:322-4. 2006
    ..Here, the author performs a summative analysis on the recent previous reports on the PAI-1 4G/5G and its correlation to pre-eclampsia...
  43. ncbi request reprint Correlation between rainfall and the prevalence of malaria in Thailand
    Viroj Wiwanitkit
    Department of Laboratory Medicine, Faculty of Medicine, Chulalongkorn University, Bangkok, Thailand
    J Infect 52:227-30. 2006
    ..Further, similar study to assess the correlation between the rainfall and prevalence of infection in the other countries is required to fulfill the conclusion...
  44. doi request reprint Angiotensin-converting enzyme gene polymorphism is correlated to diabetic retinopathy: a meta-analysis
    Viroj Wiwanitkit
    Department of Laboratory Medicine, Faculty of Medicine, Chulalongkorn University, Bangkok, Thailand
    J Diabetes Complications 22:144-6. 2008
    ..The frequency of the DD genotype in Group 1 is not significantly different from that in Group 2 (P>.05). In addition, the author first reports a nonsignificant correlation between ethnicity and ACE gene polymorphism...
  45. ncbi request reprint Weak linkage in hepatitis C PePHD: identification of mutation prone point that can lead to failure of antiviral therapy for prevention of hepatocellular carcinoma
    Viroj Wiwanitkit
    Department of Laboratory Medicine, Chulalongkorn University, Bangkok, Thailand
    Asian Pac J Cancer Prev 8:139-40. 2007
    ..In addition, the results from this study can be good information for further research on the diagnosis for mutants HCV and vaccine development...
  46. ncbi request reprint Type I diabetes mellitus in human and chimpanzee: a comparison of kyoto encyclopedia of genes and genomes pathway
    Viroj Wiwanitkit
    Department of Laboratory Medicine, Faculty of Medicine, Chulalongkorn University, Bangkok, Thailand
    Diabetes Technol Ther 9:145-8. 2007
    ..Studies of pathways for type 1 diabetes in other living things can give useful information on the nature of type 1 diabetes...
  47. ncbi request reprint High sister chromatid exchange among a sample of traffic policemen in Bangkok, Thailand
    Suphan Soogarun
    Clinical Microscopy Research Unit, Department of Clinical Microscopy, Faculty of Allied Health Sciences, Chulalongkorn University, Bangkok 10330, Thailand
    Southeast Asian J Trop Med Public Health 37:578-80. 2006
    ..40+/-0.93/cell and 0.24+/-0.12/cell, respectively. A significantly higher SCE among the policemen was observed. Concern for and prevention of toxic substance exposure in traffic police officers should be made a national goal...
  48. ncbi request reprint A study on functional similarity between dengue non structural protein 1 and platelet integrin/adhesin protein, CD61
    Viroj Wiwanitkit
    Department of Laboratory Medicine, Faculty of Medicine, Chulalongkorn University, Bangkok, Thailand 10330
    J Ayub Med Coll Abbottabad 18:13-6. 2006
    ..The proof on the functional correlation between DNS1 and platelet integrin/adhesin proteins is needed...
  49. ncbi request reprint Weak binding affinity of immunoglobin G, an explanation for the immune mimicking theory in pathophysiologic findings in the recovery phase of dengue
    Viroj Wiwanitkit
    Department of Laboratory Medicine, Faculty of Medicine, Chulalongkorn University, Bangkok, Thailand
    Nanomedicine 1:239-40. 2005
    ..According to this study, the significant discrimination of modeled Ig complexes can be detected. The finding, which is expected for the late recovery phase of dengue, implies the difficulty in mimicking immune complex formation...
  50. ncbi request reprint Analysis of functional aberration of some important beta hemoglobinopathies (hemoglobin C, D, E, and S) from nanostructures
    Viroj Wiwanitkit
    Department of Laboratory Medicine, Faculty of Medicine, Chulalongkorn University, Bangkok, Thailand
    Nanomedicine 1:213-5. 2005
    ..Identifying only the structural aberration in a hemoglobinopathy is not sufficient; additional functional analysis is recommended. The functional analysis presented here may be a good model for further research...
  51. ncbi request reprint Pharmacogenomic effect of cytochrome P450 2C9 polymorphisms in different populations
    Viroj Wiwanitkit
    Department of Laboratory Medicine, Faculty of Medicine, Chulalongkorn University, Bangkok, Thailand
    Clin Appl Thromb Hemost 12:219-22. 2006
    ..This phenomenon is ethnically dependent. Due to the high variant frequency among whites in the West, the investigation for CYP2C9 might be useful for this population, not the Asians, whose variant frequency is very low...
  52. ncbi request reprint Thrombin-like effect of an important green pit viper toxin, albolabrin: a bioinformatic study
    Viroj Wiwanitkit
    Department of Laboratory Medicine, Faculty of Medicine, Chulalongkorn University, Bangkok, Thailand
    Arch Toxicol 80:829-32. 2006
    ..Explanations on the effect of green pit viper toxin on the hemostasis can be derived from this study. Furthermore, future researches based on the reported identities can be expected...
  53. ncbi request reprint A correlative study on red blood cell parameters and urine trans, trans-muconic acid in subjects with occupational benzene exposure
    Viroj Wiwanitkit
    Department of Laboratory Medicine, Faculty of Medicine, Chulalongkorn University, Bangkok, Thailand
    Toxicol Pathol 35:268-9. 2007
    ..Combinations between biomarker and hematological test are recommended...
  54. ncbi request reprint Structure of human BRCA2-RAD51 by molecular docking study
    Viroj Wiwanitkit
    Department of Laboratory Medicine, Faculty of Medicine, Chulalongkorn University, Bangkok, 10330, Thailand
    Arch Gynecol Obstet 276:625-7. 2007
    ..However, the knowledge on the complex, recombination, between BRCA2- RAD51 is limited...
  55. ncbi request reprint Mutation-prone points in thrombin receptor
    Viroj Wiwanitkit
    Department of Laboratory Medicine, Faculty of Medicine, Chulalongkorn University, Bangkok 10330, Thailand
    J Thromb Thrombolysis 25:190-2. 2008
    ..Mutation within TR can be seen. Presently, the prediction of protein nanostructure and function is a great challenge in the proteomics and structural genomics era...
  56. ncbi request reprint Feasibility of using papaya skin extract for digestion of swamp eel viscera for harvesting infective stage larva of Gnathostoma spp
    Suphan Soogarun
    Department of Clinical Microscopy, Faculty of Allied Health Sciences, Chulalongkorn University, Bangkok 10330, Thailand
    Southeast Asian J Trop Med Public Health 36:90-2. 2005
    ..05). Thus, papaya skin extract might be another choice for recovering Gnathostoma spinigerum third-stage larvae...
  57. ncbi request reprint Monitoring of urine trans, trans-muconic acid level among smokers and non-smokers
    Viroj Wiwanitkit
    Department of Laboratory Medicine, Faculty of Medicine, Chulalongkorn University, Bangkok 10330, Thailand
    Respir Med 99:788-91. 2005
    ..05). Since the higher urinary ttMA indicates the higher occult risk for cancer, the usage of urinary ttMA is recommended as a monitoring tool to follow up benzene exposure in the smokers...
  58. ncbi request reprint Contamination of soil with parasites in a tropical hilltribe village in Northern Thailand
    Viroj Wiwanitkit
    Department of Laboratory Medicine, Faculty of Medicine, Chulalongkorn University, Bangkok 10330, Thailand
    Trop Doct 33:180-2. 2003
  59. ncbi request reprint The rate of anti-HIV seropositivity among donated cadavers: experience in a cadaver donation center
    Viroj Wiwanitkit
    Department of Laboratory Medicine, Chulalonhkorn University, Bangkok, Thailand
    Viral Immunol 15:659-60. 2002
    ..Of the total 84 cadavers received, two cadavers (2.4%) were anti-HIV seropositive. With the increasing rate of anti-HIV, screening for anti-HIV serology in donated cadavers for medical teaching is of great benefit...
  60. ncbi request reprint A note on the prevalence of anti-HIV seropositivity in the Preadmission Clinic of the largest Thai Red Cross Society clinic
    Viroj Wiwanitkit
    Department of Laboratory Medicine, Chulalonhkorn University, Bangkok, Thailand
    Viral Immunol 15:651-3. 2002
    ..However, in a setting where HIV infection is common, such as in Thailand, the physician should practice universal precautions since any serological test poses dangers during diagnosis...
  61. ncbi request reprint A note in the high prevalence of anti-HCV seropositivity among hilltribers in Mae Jam District, Northern Thailand
    Viroj Wiwanitkit
    Department of Laboratory Medicine, Chulalongkorn University, Bangkok, Thailand
    Viral Immunol 15:645-6. 2002
  62. ncbi request reprint High prevalence of Fasciolopsis buski in an endemic area of liver fluke infection in Thailand
    Viroj Wiwanitkit
    Department of Laboratory Medicine, Faculty of Medicine, Chulalongkorn University, Bangkok 10330 Thailand
    MedGenMed 4:6. 2002
    ..The nonendemic parasite infection was also detected at high prevalence in the community. Wide spectrum control for various parasitic infections in villages like Sawasdee is necessary...
  63. ncbi request reprint Serum erythropoietin levels in pediatric patients with beta-thalassemia/hemoglobin E
    Nara Paritpokee
    Department of Laboratory Medicine, Faculty of Medicine, Chulalongkorn University, Bangkok 10330 Thailand
    Clin Lab 48:631-4. 2002
    ..The mean EPO concentration for the normal controls was near to that of the hemoglobin E trait (P = 0.06) and beta-thalassemia trait (P = 0.25) but eighteen times less than that for the beta-thalassemia major cases (P<0.0005)...
  64. ncbi request reprint A prevalence of Cryptosporidium infections among Thai HIV-infected patients
    Wilai Saksirisampant
    Department of Parasitology, Faculty of Medicine, Chulalongkorn University, Bangkok, Thailand
    J Med Assoc Thai 85:S424-8. 2002
    ..0% in males and 19.1% in females). This infection rate between males and females was not significantly different. Comparing this prevalence to a report in the previous 5 years in the same hospital, the same high rate can be seen...
  65. ncbi request reprint A report on a cluster of travelers' diarrhea among Cambodian students visiting Thailand
    Viroj Wiwanitkit
    Department of Laboratory Medicine, Faculty of Medicine, Chulalongkorn University, Bangkok, Thailand
    J Travel Med 14:245-7. 2007
    ..Travelers' diarrhea is an important gastrointestinal disorder in developing countries...
  66. pmc LDL-cholesterol lowering effect of a generic product of simvastatin compared to simvastatin (Zocor) in Thai hypercholesterolemic subjects -- a randomized crossover study, the first report from Thailand
    Viroj Wiwanitkit
    Department of Laboratory Medicine, Faculty of Medicine, Chulalongkorn University, Bangkok 10330, Thailand
    BMC Clin Pharmacol 2:1. 2002
    ..Here, we reported the study on the LDL-cholesterol-lowering effect of a generic simvastatin product in comparison with the Zocor, in 43 healthy thai volunteers...
  67. ncbi request reprint A note on the anti-HIV seroprevalence of the mothers in the labor room at a rural Thai hospital
    Viroj Wiwanitkit
    Department of Laboratory Medicine, Faculty of Medicine, Chulalongkorn University, 10330 Bangkok, Thailand
    Arch Gynecol Obstet 270:314. 2004
  68. ncbi request reprint Underweight schoolchildren in a rural school near the Thai-Cambodian border
    Viroj Wiwanitkit
    Department of Laboratory Medicine, Faculty of Medicine, Chulalongkorn University, Bangkok, Thailand
    Southeast Asian J Trop Med Public Health 34:458-61. 2003
    ..Our findings also revealed problems of nutrition and sanitation among the schoolchildren. In conclusion, schoolchildren in rural areas should be considered a priority in the national health and nutrition promotion programs...
  69. ncbi request reprint Hepatitis G virus RNA positivity among the voluntary blood donors: a summary
    Viroj Wiwanitkit
    Department of Laboratory Medicine, Faculty of Medicine, Chulalongkorn University, Bangkok Thailand 10330
    Ann Hepatol 4:43-6. 2005
    ..05). The HGV infection seems to distribute in all ethnicities all over the world, implying the global importance of this hepatitis virus infection. Screening for HGV RNA might be an important test in blood bank process in the future...
  70. ncbi request reprint Gene frequencies of the human platelet antigen-3 in different populations
    Viroj Wiwanitkit
    Department of Laboratory Medicine, Faculty of Medicine, Chulalongkorn University, Bangkok, Thailand
    Clin Appl Thromb Hemost 11:89-93. 2005
    ..There was no significant correlation between the incidence of autoimmune thrombocytopenia disorder and the HPA-3 gene polymorphism pattern...
  71. ncbi request reprint A survey on breast self-examination among Thai adult women in a rural distant subdistrict
    Viroj Wiwanitkit
    Department of Laboratory Medicine, Faculty of Medicine, Chulalongkorn University, Bangkok 10330 Thailand
    Asian Pac J Cancer Prev 5:439-40. 2004
  72. ncbi request reprint Hepatitis virus B is not a risk factor in hepatoblastoma patients
    Viroj Wiwanitkit
    Department of Laboratory Medicine, Faculty of Medicine, Chulalongkorn University, Bangkok 10330, Thailand
    Asian Pac J Cancer Prev 6:213-4. 2005
    ..05). Therefore, hepatitis B infection does not appear to be a contributing factor for hepatoblastoma. Further studies are needed to clarify which are the risk factors for the hepatoblastoma...
  73. ncbi request reprint Urine phenol and myeloperoxidase index: an observation in benzene exposed subjects
    Viroj Wiwanitkit
    Department of Laboratory Medicine, Faculty of Medicine, Chulalongkorn University, Bangkok, Thailand 10330
    Leuk Lymphoma 45:1643-5. 2004
    ..Of interest, the regression analysis show no significant correlation between urine phenol level and MPXI (r = -0.05, P = 0.81)...
  74. pmc A note on urine trans, trans muconic acid level among a sample of Thai police: implication for an occupational health issue
    Viroj Wiwanitkit
    Department of Laboratory Medicine, Faculty of Medicine, Chulalongkorn University, Bangkok, Thailand
    Yale J Biol Med 76:103-8. 2003
    ..05). Working in the air pollution in the urban area can be health hazard for the police. Exposure to the benzene from automobile exhaust can be an important occupational problem for these police...
  75. pmc Overview of hymenolepis diminuta infection among Thai patients
    Viroj Wiwanitkit
    Department of Laboratory Medicine, Faculty of Medicine, Chulalongkorn University, Bangkok, Thailand
    MedGenMed 6:7. 2004
    ..Hymenolepis diminuta infection is a very rare cestode infection. Until present, fewer than 500 cases have been observed worldwide...
  76. pmc High serum alkaline phosphatase levels, a study in 181 Thai adult hospitalized patients
    V Wiwanitkit
    Department of Laboratory Medicine, Faculty of Medicine, Chulalongkorn University, Bangkok 10330, Thailand
    BMC Fam Pract 2:2. 2001
    ..An increase in ALP levels in the serum is frequently associated with a variety of diseases. This study was done in order to determine the diseases associated with a high ALP level among Thai adult hospitalized patients...
  77. ncbi request reprint Monitoring of lead exposure among mechanics in Bangkok
    J Suwansaksri
    Department of Clinical Chemistry, Faculty of Allied Health Science, Chulalongkorn University, Bangkok, Thailand
    Southeast Asian J Trop Med Public Health 32:661-3. 2001
    ..24 +/- 5.82 microg/dl. There was a significant difference between the two groups (p < 0.05). Based on this study, consideration of the prevention of exposure to lead among mechanics as a public health strategy is recommended...
  78. ncbi request reprint Enterobius vermicularis infection among pre-school children in Karen hilltribe villages in Chiang Mai, Thailand
    A Tukaew
    Department of Clinical Chemistry, Faculty of Allied Health Science, Chulalongkorn University, Bangkok, Thailand
    Southeast Asian J Trop Med Public Health 33:70-1. 2002
    ..vermicularis eggs, giving an overall infection rate of 45.38%. We were able to determine that E. vermicularis infection is prevalent among the children of these hilltribe villages...
  79. ncbi request reprint Effect of gold nanoparticle on the microscopic morphology of white blood cell
    V Wiwanitkit
    Department of Clinical Laboratory Medicine, Faculty of Medicine, Chulalongkorn University, Bangkok, Thailand
    Cytopathology 20:109-10. 2009
    ..In medicine, there is limited knowledge on the toxicity of nanoparticles. In medicine, there has been limited knowledge on the effect of nanoparticles on the white blood cell...
  80. ncbi request reprint Serum concentrations of soluble transferrin receptor among paediatric patients with transfusion-dependant beta-thalassaemia/haemoglobin E
    N Bhokaisawan
    Department of Laboratory Medicine, Faculty of Medicine, Chulalongkorn University, Bangkok 10330, Thailand
    Ann Trop Med Parasitol 96:427-9. 2002
  81. ncbi request reprint Gold nanoparticles and a microscopic view of platelets: a preliminary observation
    V Wiwanitkit
    Department of Clinical Laboratory Medicine, Chulalongkorn University, Bangkok, Thailand
    Cardiovasc J Afr 20:141-2. 2009
    ..A solution of gold nanoparticles was mixed with a blood sample and analysed. The results showed platelet aggregation. This finding could be useful for the development of new haemostatic drugs...
  82. ncbi request reprint Comparative study between the classical Westergren and the new sealed vacuum extraction methods for erythrocyte sedimentation rate determination
    V Wiwanitkit
    Department of Laboratory Medicine, Faculty of Medicine, Chulalongkorn University, Bangkok, Thailand
    J Med Assoc Thai 84:577-80. 2001
    ....
  83. ncbi request reprint A survey of the infective larvae of Gnathostoma spinigerum in swamp eels bought in a local market in Bangkok, Thailand
    W Saksirisampant
    Department of Parasitology, Faculty of Medicine, Chulalongkorn University, Bangkok, Thailand
    Ann Trop Med Parasitol 96:191-5. 2002
    ..However, the period covered by the present study was unusually wet, and the prevalence of eel infection may depend on rainfall more than season...
  84. ncbi request reprint Needle stick injuries during medical training among Thai pre-clinical year medical students of the Faculty of Medicine, Chulalongkorn University
    V Wiwanitkit
    Department of Laboratory Medicine, Faculty of Medicine, Chulalongkorn University, Bangkok, Thailand
    J Med Assoc Thai 84:120-4. 2001
    ..Not only prevention of accidents but also post-exposure management should be frequently reiterated to the medical students at every level. Any medical practice of students should be under supervisor control...
  85. ncbi request reprint Implication of negative urine pregnancy testing in subjects with unknown last menstrual period
    V Wiwanitkit
    Department of Laboratory Medicine, Faculty of Medicine, Chulalongkorn University, Bangkok, Thailand
    Clin Exp Obstet Gynecol 33:26-7. 2006
    ..However, there are other conditions that can lead to secondary amenorrhea. Only a few recent studies have estimated population pregnancy rates using objective, laboratory-based criteria...
  86. ncbi request reprint Knowledge about blood donation among a sample of Thai university students
    V Wiwanitkit
    Department of Laboratory Medicine, Faculty of Medicine, Chulalongkorn University, Bangkok 10330, Thailand
    Vox Sang 83:97-9. 2002
    ..The present study was therefore conducted among the students of Chulalongkorn University to assess their knowledge of voluntary, non-remunerated blood donation...
  87. ncbi request reprint Energy change in the formation of conjugated bilirubin: a possible responsive mechanism for liver cell pathology
    V Wiwanitkit
    Department of Laboratory Medicine, Faculty of Medicine, Chulalongkorn University, Bangkok, Thailand
    Rev Esp Enferm Dig 99:94-5. 2007
    ..The nature of this energy-producing reaction can be a good explanation. Increased energy delivery in conjugated hyperbilirubinemia in liver disease might be a responsive mechanism to hepatic damage...
  88. ncbi request reprint A note on the mean corpuscular volume in hemoglobin E carriers
    Suphan Soogarun
    Lab Hematol 10:191-2. 2004
  89. ncbi request reprint Can hematocrit and platelet determination on admission predict shock in hospitalized children with dengue hemorrhagic fever? A clinical observation from a small outbreak
    Viroj Wiwanitkit
    Department of Laboratory Medicine, Faculty of Medicine, Chulalongkorn University, Bangkok, Thailand
    Clin Appl Thromb Hemost 10:65-7. 2004
    ..Additionally, it might confirm that, although dengue infection can be fatal, with proper supportive treatment, especially hospitalization and hydration for severe cases, the outcome is very good...
  90. doi request reprint Correlation between platelet parameters and urinary phenol level: a note in subjects exposed to benzene
    Viroj Wiwanitkit
    J Coll Physicians Surg Pak 18:261-2. 2008
  91. ncbi request reprint High prevalence of HBsAg seropositivity in Hilltribers in the Mae Jam district in northern Thailand
    Viroj Wiwanitkit
    MedGenMed 4:26. 2002
  92. ncbi request reprint Contamination of soil with parasites in a Thai hospital
    Viroj Wiwanitkit
    Am J Infect Control 33:374-5. 2005
  93. ncbi request reprint High prevalence of malaria in Myanmar migrant workers in a rural district near the Thailand-Myanmar border
    Viroj Wiwanitkit
    Scand J Infect Dis 34:236-7. 2002
  94. ncbi request reprint Using of osmotic fragility (OF) and dichlorophenol-indolephenol (DCIP) tests screening for antenatal clinic: appraisal of usefulness of the program in rural Thai communities
    Viroj Wiwanitkit
    Rural Remote Health 6:587. 2006