The bruce effect

Author: krve

August undefined, 2024

網頁2024年8月9日 · Pregnancy termination after encountering a strange male, the Bruce effect, is regarded as a counterstrategy of female mammals towards anticipated infanticide. While confirmed in caged rodent pairs, no verification for the Bruce effect existed from experimental field populations of small rodents. 網頁PREGNANCY BLOCKING 363 stimuli. I propose here that minimizing the consequences of encountering infan-ticidal males may have served as a primary selective pressure for the evolution of the Bruce effect as a female strategy. More specifically, evolution of the

bruce effect中文，bruce effect的意思，bruce effect翻譯及用法

網頁Abstract. Within a limited time after mating, exposure of female rodents to the scent of an unfamiliar conspecific male results in pregnancy termination. Since its discovery in mice, pregnancy block (or the ‘Bruce Effect’) has been confirmed in several other murine and microtine rodent species. Adaptive explanations for this behaviour have ... 網頁Page not found • Instagram bus times hereford to kington

(PDF) Stud male-originating chemosignals: A luteotrophic agent

網頁Bruce effect 以 Bruce effect 進行詞彙精確檢索結果出處/ 學術領域英文詞彙中文詞彙學術名詞內分泌學名詞 Bruce effect 布魯思效應學術名詞實驗動物及比較醫學名詞 Bruce … 網頁Matthew N. Zipple, Eila K. Roberts, Susan C. Alberts, Jacinta C. Beehner The Bruce effect should be defined by function, not mechanism: comments on ‘How to escape male … 網頁2024年8月23日 · In the Bruce effect, a mated female mouse becomes resistant to the pregnancy-blocking effect of the stud. Various lines of evidence suggest that this form of behavioral imprinting results from reduced sensitivity of the female's accessory olfactory bulb (AOB) to the stud's chemosignals. However, the … cch r111 1

(PDF) The Bruce Effect in Norway Rats - ResearchGate

bruce effect中文，bruce effect的意思，bruce effect翻譯及用法

網頁Emerging theory and empirical work suggest that the 'Bruce Effect', or the increase in spontaneous abortion observed in non-human species when environments become threatening to offspring survival, may also appear in humans. We argue that, if it does, the effect would appear in the odds of twins among male and female live births. 網頁bruce effect中文的意思、翻譯及用法：The Bruce effect, or pregnancy block, refers to the tendency for female rodents to terminate their pregnancies following exposure to the scent of an unfamiliar male. The Bruce Effect was first noted in 1959 by Hilda M.。英漢詞典 bus times herne bay在生物學及心理學中，柯立芝效應（英語：Coolidge effect）是指在動物的雄性（以及少數情況指雌性）對於新出現的異性有較高的交配意願，即使牠已與週遭舊有的異性有交配經驗。柯立芝效應在演化上的意義是可刺激雄性與更多雌性交配，進而產生更多子代。這種交配系統通常發生在多配偶制（通常是一夫多妻制），也就是一個雄性個體與多個雌性個體交配，而一個雌性僅與一個雄性交配的情況。 bus times hertford

"網頁bruce effect中文的意思、翻譯及用法：The Bruce effect, or pregnancy block, refers to the tendency for female rodents to terminate their pregnancies following exposure to the … " - The bruce effect

The bruce effect

網頁2013年7月17日 · The scent of a novel male can elicit pregnancy block in recently mated female mice (Mus musculus), a phenomenon known as the Bruce effect. Despite abundant literature on the Bruce effect in rodents, it remains unclear whether males related to a female’s original mate can induce the Bruce effect in out-bred, communally living mice. …

Did you know?

網頁2011年9月28日 · The Bruce effect describes a striking result: recently impregnated females will undergo spontaneous abortion in the presence of a strange male. ... Spontaneous Abortion and Maternal-Fetal... 網頁2024年5月20日 · The Bruce Effect is one form of reproductive suppression, in which females block or terminate pregnancy to increase their lifetime reproductive …

http://www.halexandria.org/dward402.htm 網頁Matthew N. Zipple, Eila K. Roberts, Susan C. Alberts, Jacinta C. Beehner The Bruce effect should be defined by function, not mechanism: comments on ‘How to escape male infanticide: mechanisms for avoiding or terminating pregnancy in mammals’, 51, no.4 4

網頁2012年2月23日 · The Bruce effect – why some pregnant monkeys abort when new males arrive By Ed Yong Published February 23, 2012 • 4 min read On a grassy Ethiopian plateau, revolution and death are underway. … 網頁2024年3月27日 · MOMENT BEFORE IMPACT FM BRUCE ALISON $11.92 + $17.55 shipping Picture Information Picture 1 of 11 Click to enlarge Hover to zoom Have one to sell? Sell now Shop with confidence eBay Money Back Guarantee Get …

網頁2024年4月10日 · Dans une vidéo publiée dans sa story Instagram le vendredi 7 avril 2024, l'épouse de Bruce Willis, Emma Heming a parlé de sa souffrance de voir l'état de son mari se dégrader. Dans ce bouleversant témoignage, elle a également évoqué l'impact que la démence de l'acteur avait sur leur quotidien familial.

網頁2009). Castrated males cannot induce the Bruce effect (Bruce 1965, Vella & deCatanzaro 2001)orthe Vandenbergh effect (Colby & Vandenbergh 1974). Treatment with testosterone (Dominic 1965, Lombardi cch r 111-15網頁2024年8月9日 · The Bruce effect in rodents may be an adaptation in fluctuating populations to breeding in single-female–single-male breeding units at low densities in the increase phase of the annual population cycle, and to associated … bus times hexham網頁The Bruce effect is a widely studied reproductive phenomenon in rodents in which exposure of pregnant females to unknown males causes termination of the current pregnancy. The … cch r111-2網頁Bruce effect is when the female terminates the pregnancy when she is exposed to an unrelated male. Studies have been shown to support the hypothesis that the Bruce … bus times hertfordshire網頁검출 1959년에 발표된 실험에서, 런던에 있는 국립 의학 연구소의 동물학자 힐다 브루스(Hilda Bruce)는 임신한 쥐와 운반된 배아의 아버지가 아닌 수컷 쥐를 수용했다.그 결과, 새로운 수컷과의 짝짓기가 뒤따르면서 유산율이 증가했다.임신한 쥐가 거세된 수컷 쥐 또는 어린 수컷 쥐와 짝지어졌을 때 ... bus times hexham to allendale網頁The Bruce effect is a phenomenon where a pregnant female will lose the pregnancy if she is exposed to a different male within 24 h of impregnation. It is believed this would allow a … bus times hexham to bellingham網頁The Bruce Effect Show more A professor demonstrates how humans in sealed environments above the 5th floor of a high rise buildings are effectively sterilized. The implications this has for high density populations packed … bus times herne to canterbury