Rapid identification of influenza A virus (H5N1) is very important for endemic control and prevention. RT-PCR method proved good rapidity. The sensitivity and the specificity is needed to be improved with complete design of primer pairs.
Influenza A Virus, H5N1 Subtype ; Diagnosis

The survey was conducted on members of 7600 households who were participated to the national nutrition survey in year 2000. It was found that 32.8% of 6 to 14-year children are underweight and 2.2% have sign of overweight. Rate of underweight children has trend to decrease and that of overweight children is increasing dramatically. Chronic energy insufficiency in childbearing women is decreasing significantly through nationwide. This rate is lowest in age group of 15 - 19 years, then decrease over ages in urban areas but stabilises in rural areas. The prevalence of overweight is increasing both in children and adult, especially in urban areas and higher in women than in men.
Nutritional Status ; Aged

To investigate the real diet and nutritional status of children and women in the reproductive ages as household economic level in Cua dong precinct and communes in Ha Tay, Yen bai, Thanh hoa, Khanh hoa and Tien giang provinces. The results showed that the consumption of animal food was increasingly as increase of economic level. The diet’s average energy of the poor, normal and quite economy level were1705 Kcal, 1969 Kcal and 2254 Kcal, respectively. The malnutrional rate in the households with the quite economic level was mainly high. The overweight rate was increasingly.
Nutritional Status ; Child ; Women

The investigation was conducted in one rural commune. Information was gathered about socio-economic status (SES) and food consumption of 544 households with 3 categories of SES. The results showed that the energy intake of household increased with higher socio-economic conditions. Rice, fat/oil, nut and sesame were most consumed in the households of the medium socio-economic status. The consumption of meat, fish, eggs and fruits tend to increase with better higher SEC. Vegetables consumption was low at all studied households.
Economics ; Food

A major epidemic of DF/DHF occurred at Ha Noi in 1998, and 3348 cases of have been reported. Serological surveillance confirmed that the epidemic of dengue fever was caused by dengue 3 and dengue 1 virus types 32/37 positive samples were dengue 3 (86.48%). Dengue virus type 3 was isolated in 6 districts of Ha Noi
Dengue Virus ; Dengue ; epidemiology

A prospective study was performed on 50 in-patients (62% male, 38% female) with pleural effusion due to primary lung cancer and pleural cancer at Bach Mai Hospital from October 2002 to November 2003, mean age of 57.9  14.4 year old. In 70% of patients the disease developed for more than 4 weeks. Common clinical signs were chest pain 92%, dysapnea 68%, prolonged dry cough 52%, hemoptypsy 16%. The syndrome of 3 reduces occured in 100% of cases. Effusion on right side is 60% vs 30% on left side. In 4%, there was bilateral effusion. Cancer cells notified in 30% of pleural fluid, and in 58.1% of pleural biopsies
Diagnosis ; Tomography, X-Ray Computed ; Pleural Effusion ; Lung Neoplasms

141 marine samples have been tested for anti-microbial activity including representative: Gram positive bacteria, Gram negative bacteria, molds and yeast. Among them, 71 samples exhibited the positive result (accounted for 50.4 % of the total) against at least one of control microorganisms, 6 samples displayed the highest activity with the MIC value of 100 to 501/ml in the dillution method in 96- well plates. These data has been using to continue our programm in bioassay-guided chemical study
Pharmaceutical Preparations ; Anti-Infective Agents

The assessment of nutritional status of 6593 children under 5 years old in 6 communes/precincts showed that after 10 years, the nutritional status has been improved significantly in 3 indicators: rate of underweight children decreased to 34.0% from 53.2%; rate of stunt children decreased to 35.2% from 54.6%; wasting reduced from 10.7% to 7.9%. But overweight children increased from 1.2% to 4.0%.
Changes in nutritional status of children under 5 in some surveyed sites after 10 years (1985-1987 & 1995-1997).

The investigation was conducted in one rural commune. Information was gathered about socio-economic status (SES) and food consumption from 544 households with 3 categories of SES. The results showed that the energy intake of household increased with increase of socio-economic conditions. Rice, fat/oil, nut and sesame were most consumed in households of the average socio-economic status. The consumption of meat, fish, eggs and fruits tend to increase with better higher SES. Vegetable consumption was low at all studied households
Social Class ; Rural Health

A study on 222 households at 6 precincts and communes has shown that after 10 years, the real diet of household improved significantly number of rice, vegetable, tuber was reduced. While animal food, meat was increased 3 times, fish portion increased 2 times and eggs and milk increased 10 times, fruit increased 6 times and oil and fat level increased 2 times. The diet was more various and rich.
Diet ; Family Characteristics