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Biomedical subjects

K L Mukherjee

Publications and source records attributed to K L Mukherjee.

At least 37 records · Page 2Linked to original sources

Succinate dehydrogenase, monoamine oxidase and glutamine synthetase in developing human foetal brain regions.

In human foetal brain ontogeny the cerebral activity of succinate oxidoreductase (EC 1.3.99.1), i.e. succinate dehydrogenase (SDH), is higher than the cerebellar activity. With rise in foetal body weight the activity in all the brain regions gradually declines. SDH in all the brain regions shows two high-activity periods, one at 20-35 g and another at 110-220 g body weight. The enzyme exhibits a craniocaudal pattern of development. At all times of gestation, L-glutamate:ammonia ligase (EC 6.3.1.2), i.e. glutamine synthetase, activity in the spinal cord and medulla is higher than in the other three regions. At 190 g body weight glutamine synthetase shows an activity peak in all brain regions. Monoamine:oxygen oxidoreductase (EC 1.4.3.4). i.e. monoamine oxidase (MAO), is present much before the onset of electrical activity. It develops caudocranially and exhibits a biphasic pattern of development in all the regions. It increases considerably in the medulla and the spinal core towards late gestational periods.

Body Weight↗

Malabsorption of water miscible vitamin A in children with giardiasis and ascariasis.

Vitamin A absorption was studied using a water-miscible oral preparation of vitamin A in 19 children ages 1 1/2 to 9 years old with giardiasis and/or ascariasis, both before and after their eradication with appropriate therapy, and in three children without parasites. Marked impairment of vitamin A absorption was noted when administered in a water miscible form in children with 1) combined infection with Giardia lamblia and Ascaris lumbricoides, 2) giardiasis alone, and 3) in a proportion of children with ascariasis alone. In children with both giardiasis and ascarasis eradication of the infections promptly lead to a significant improvement in vitamin A absorption and restored it to normal. Children with giardiasis alone also showed improved vitamin A absorption after therapy. In children with ascariasis alone successful therpay did not lead to a statistically significant improvement.

Ascariasis↗

T and B lymphocyte rosetting in undernourished children.

T and B lymphocyte rosetting values were obtained for 18 children with kwashiorkor, marasmus, or nutritional edema. T cell values were subnormal in all malnutrition classes, but were lowest in children with kwashiorkor. Four of five malnourished children who were sensitized with 2,4-dinitrochlorobenzene (DNCB) before refeeding failed to respond to repeated subsequent challenges; five of six children who were sensitized after refeeding responded strongly to the first challenge.

B-Lymphocytes↗