SPONTANEOUS LOCOMOTOR-ACTIVITY OF DROSOPHILA-MELANOGASTER FLIES AT VARIOUS GRAVITY LEVELS (0 G, 1 G, 1.8 G) DURING PARABOLIC FLIGHTS

被引:3
|
作者
LEBOURG, E [1 ]
GRIMAL, A [1 ]
FRESQUET, N [1 ]
LINTS, FA [1 ]
机构
[1] UNIV CATHOLIQUE LOUVAIN,GENET LAB,B-1348 LOUVAIN,BELGIUM
关键词
AGING; DROSOPHILA MELANOGASTER; HYPERGRAVITY; MICROGRAVITY; SPONTANEOUS LOCOMOTOR ACTIVITY;
D O I
10.1016/0376-6357(95)00002-C
中图分类号
B84 [心理学];
学科分类号
04 ; 0402 ;
摘要
The spontaneous locomotor activity of young, middle-aged and old Drosophila melanogaster of both sexes has been videorecorded during three parabolic flights separated by one-day intervals. Fast shifts between 0 g, 1 g and 1.8 g phases are obtained during parabolic flights. Results showed that the activity scores were higher at 0 g during the first flight, but that this effect of microgravity was erased during the two next flights. It may be concluded that flies showed a transient form of reactivity to a new environment, i.e, to repeated rapid variations of gravity levels.
引用
收藏
页码:175 / 184
页数:10
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