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Biomedical subjects

J Kittikool

Publications and source records attributed to J Kittikool.

8 recordsLinked to original sources

A comparison of different intervals of administration of inhaled terbutaline in children with acute asthma.

Thirty asthmatic children, 5 to 14 years of age, 20 boys and 10 girls, were studied while having acute asthmatic attacks. Each group of 10 children received either a single dose of 6 puffs (1500 micrograms) or 3 doses of 2 puffs (500 micrograms) at 5-minute or 15-minute intervals of terbutaline pressurized aerosol inhaler through a 750-ml volumetric spacer. The onset of bronchodilatation was observed within 2 minutes in all. The 3 doses at 15-minute intervals gave the greatest bronchodilatation throughout the 6-hour study period in comparing with the other two regimens. Slightly insignificant increases in systolic blood pressure and heart rate were observed in all groups and there were no statistically significant differences among them. No serious side effects were observed.

Acute Disease↗

Vitamin A status of Thai children with measles.

The acute impacts of measles on vitamin A status of children were assessed. Children with measles had significantly lower serum vitamin A, retinol-binding protein (RBP), and carotene concentrations than did controls. Thirty-two percent of the measles patients had serum vitamin A concentrations less than 10 micrograms/dl. Since measles and xerophthalmia have frequently been associated, vitamin A supplementation for measles patients is recommended particularly for malnourished children.

Carotenoids↗

Specificity of immunoassays. II. Heterogeneity of specificity of antibodies in antisera used for steroid immunoassay and the selective blocking of less specific antibodies, including a new method for the measurement of immunoassay specificity.

Practical aspects of the measurement of the specificity of immunoassay are reviewed. Antibody heterogeneity in an antiserum makes a pragmatic rather than a theoretical approach necessary. A new method for the measurement of immunoassay specificity is described. This method is based on the errors caused by the cross-reacting antigens and is directly relevant to the validity of results obtained by immunoassay methods. The effect of selectively blocking the least specific antibodies in antisera raised against steroid haptens is tested. The practical consequences of these considerations are tested using steroid radioimmunoassay and enzyme-immunoassay.

Androgens↗

Lactose malabsorption in Thai infants and children: effect of prolonged milk feeding.

More than one-third of Thai infants were lactose malabsorbers soon after birth and the percentage of lactose malabsorption increased with age. Beyond 4 years of age, all Thai children studied were lactose malabsorbers. Continued milk supplementation over the study period did not affect the ability to digest lactose in the amount given in the load test. Since the milk-supplemented group of children tended to have better weight gain and few undesirable gastrointestinal symptoms, it seems milk feedings can be used to advantage even among populations with a record of high lactose intolerance.

Animals↗