Halberg, F.

Japanese: Halberg,F.(英語表記)HalbergF
Halberg, F.

...However, when the cycle of an organism is measured precisely under constant conditions such as in a dark room or cave, it is not exactly 24 hours, but slightly shifts from the Earth's rotation period, and there are individual differences in the cycle, so Brown's claim is not widely accepted today. Because the cycle of rhythms observed under constant conditions is not exactly 24 hours but slightly shifts, F. Halberg proposed calling this rhythm circadian rhythm (in Latin, circa means "approximately" and dies means "one day") (1959), which is translated into Japanese as circadian rhythm. In many cases, the 24-hour daily rhythm observed under natural light is an organism's internal circadian rhythm synchronized with the external light and temperature cycles. ...

*Some of the terminology that mentions "Halberg, F." is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

Japanese:

…しかし,暗室や洞穴のような恒常条件下で生物の周期を正確に測ると,ちょうど24時間にならず,地球の自転周期よりややずれることや,その周期に個体差があることなどから,ブラウンの主張は現在ではあまり認められていない。恒常条件下で見られるリズムの周期が,正確に24時間でなくわずかにずれることから,ハルバーグF.Halbergはこのリズムをcircadian rhythm(ラテン語でcircaは〈おおむね〉,diesは〈1日〉の意)と呼ぶことを提唱し(1959),日本ではこれを訳して概日リズムといっている。自然光下で見られる24時間周期の日周リズムは多くの場合,生物の内的な概日リズムが外界の光や,温度周期と同調したものである。…

※「Halberg,F.」について言及している用語解説の一部を掲載しています。

出典|株式会社平凡社世界大百科事典 第2版について | 情報

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