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Biomedical subjects

D Eigner

Publications and source records attributed to D Eigner.

6 recordsLinked to original sources

Ferula asa-foetida and Curcuma longa in traditional medical treatment and diet in Nepal.

Food and eating have powerful symbolic value among the hinduistically-influenced ethnic groups of Nepal. In addition, food plays a major role in the concepts of illness and curing and constitute an integral part of traditional medical prescriptions. Materials that are consumed in 0.5-1.5 g amounts in the daily diet (e.g. the spices turmeric and asafoetida) are used in minute amounts for medical purposes. Why? Three hypotheses are offered here to discuss this issue.

Animals↗

Spectral sensitivity of the European ground squirrel (Citellus citellus L.).

The spectral sensitivity of the European ground squirrel was investigated by electroretinography (ERG) and visual-evoked cortical potentials. Using chromatic adaptation, two spectral systems were found, one peaking between 520 and 530 nm, the other at 465 nm. The blue system was characterized by a slower course of the potential, a lower threshold and the lack of a d wave in the ERG. However, its threshold is higher than the rod threshold and it was shown to be more resistant to adapting light stimuli than rod systems are. It is concluded that the second spectral system is a blue cone system which in its rod-like properties is comparable to the blue cones found in cat, monkey and man.

Animals↗