Abstract:
:The validity of the hypothesis put forward earlier, that testicular secretions during puberty have an organizing effect on open field ambulation was examined. Male rats were castrated or sham-operated at days 21, 43 or 70. At the age of 17 weeks the males were tested in an automated, octagonal open field (3 consecutive days, 3 min/day) for locomotor activity. Male rats castrated at day 21 or day 43 ambulated more than sham-castrated controls. Males castrated at day 70 did not differ from sham-castrated controls. It thus appears that pubertal testicular secretion(s) organize adult open field locomotor activity in male rats. From 18 weeks of age partner preference behavior was tested in the same open field apparatus with one adjacent cage containing an ovariectomized female and an opposite one containing an ovariectomized female brought into heat. The females in the adjacent cages were separated from the experimental males in the octagonal cage by wire mesh. Peripubertally castrated males did not show a clear-cut partner preference, whereas the intact males preferred the vicinity of the estrous female. There were no differences among the males castrated either before, during or after puberty. Testosterone treatment (crystalline T in silastic capsules) caused peripubertally castrated males to prefer the estrous female. Thus, adult partner preference behavior does not seem to be organized by peripubertal testicular androgens.
journal_name
Behav Brain Resjournal_title
Behavioural brain researchauthors
Brand T,Slob AKdoi
10.1016/0166-4328(88)90141-6subject
Has Abstractpub_date
1988-09-15 00:00:00pages
111-7issue
2eissn
0166-4328issn
1872-7549pii
0166-4328(88)90141-6journal_volume
30pub_type
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journal_title:Behavioural brain research
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更新日期:2016-11-01 00:00:00
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journal_title:Behavioural brain research
pub_type: 杂志文章
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journal_title:Behavioural brain research
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journal_title:Behavioural brain research
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journal_title:Behavioural brain research
pub_type: 杂志文章
doi:10.1016/0166-4328(96)00073-3
更新日期:1996-01-01 00:00:00
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journal_title:Behavioural brain research
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journal_title:Behavioural brain research
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journal_title:Behavioural brain research
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journal_title:Behavioural brain research
pub_type: 杂志文章,评审
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更新日期:2008-09-01 00:00:00
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journal_title:Behavioural brain research
pub_type: 杂志文章
doi:10.1016/j.bbr.2005.02.024
更新日期:2005-06-20 00:00:00
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journal_title:Behavioural brain research
pub_type: 杂志文章,评审
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journal_title:Behavioural brain research
pub_type: 杂志文章
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更新日期:2010-06-19 00:00:00
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journal_title:Behavioural brain research
pub_type: 杂志文章
doi:10.1016/0166-4328(82)90162-0
更新日期:1982-01-01 00:00:00
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journal_title:Behavioural brain research
pub_type: 临床试验,杂志文章
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更新日期:2002-10-17 00:00:00