telomeres
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詞形變化
復數:telomeres
英漢解釋
英英解釋
例句
Their first observation was that, adjusted for age, the telomeres of men and women were the same length.
她們的第一個發現是:與年齡相適應,男人的端粒和女人的端粒長度相同。
The test works by measuring the length of the telomeres and is able to then determine the biological age of a person.
這項檢測通過檢測染色體端粒的長度,就可以判定一個人的生理年齡。
'Just as you get your cholesterol or your blood pressure measured, you'd get your telomeres checked. '
他充滿熱情地介紹:“正如你給你的膽固醇或者血壓做測量一樣,你也會去檢測你的染色體端粒。”
One set of Mrs. Young's DNA will be sent to Dr. Blackburn's lab, where the length of its telomeres will be measured.
楊女士的一份DNA樣本會被送往布萊克本的實驗室,在那里她的染色體端粒長度會被測量。
Our DNA is carrying chromosomes and at each end of these, a sort of protective caps called telomeres.
我們的DNA攜帶染色體,在每條染色體的末端都有保護性的端粒。
The results suggest that some people may be genetically predisposed (nature) to age faster, at least as far as telomeres are concerned.
結果表明某些人可能是受基因影響衰老得快些(先天的),至少端粒是如此。
This was the first link between the molecular biology of telomeres and cellular senescence, the aging and death of cells.
這是端粒的細胞生物學首次與細胞的衰老及死亡聯系在一起。
The discovery was that the telomeres are actually connected together.
這個發現就是著絲點實際上是連在一起的。
These discoveries explained how the ends of the chromosomes are protected by the telomeres and that they are built by telomerase.
他們的發現解釋了染色體末端是怎樣得到端粒的保護,而端粒是在端粒酶的作用下形成的。
Later, Ms. Blackburn and Ms. Greider discovered the substance in the body that builds telomeres. The scientists named the enzyme telomerase.
后來布萊克本和格雷德發現了人體中用來構筑端粒的物質,并將之命名為端粒酶。
After a cell has grown and divided a few dozen times, the telomeres turn on an alarm system that prevents further division.
當細胞生長并經歷幾次分裂后,端粒就會開啟警報系統防止細胞進一步分裂。
The scientists measured the length of telomeres, the tails on the ends of chromosomes, in sample groups in the Glasgow area.
科學家們測量了格拉斯哥地區樣品集合的染色體端粒的長度。
So, it's not certain, but it may be that the beneficial effects of exercise on telomeres really occur via these proteins.
所以,還不確定,但是,運動對端粒的正面影響可能真的是通過這些脂肪發生的。
After about 60 divisions, the telomeres are eroded away to the point that the cell stops dividing.
大約在60次分裂之后,調聚物被腐蝕,細胞停止分裂。
Each time a cell replicates itself (as it does before it dies), the telomeres shorten, like plastic tips fraying on the end of shoelaces.
細胞每復制自己一次(細胞在死亡之前都會如此),其端粒就會縮短,就像鞋帶的塑料頭會磨損一樣。
Why would running or high-level fitness increase the length of the telomeres in the blood?
為什么跑步或高水準體能可以增加血液中端粒的長度?
Telomeres aren't the only reason we age, likely accounting for 10% or less of the aging process, biologists say.
生物學家稱,染色體端粒并非我們衰老的唯一原因。在人類老化過程中,端粒所起的作用至多占10%。
Telomeres, the DNA-protein complexes located at the end of linear eukaryotic chromosomes, are essential for chromosome stability.
端粒是DNA-蛋白質復合物位于線性真核生物染色體的末端,對于染色體的穩定性的非常重要。
In theoretical cancer cells, researchers blocked the telomerase enzyme before radiation treatment to induce progressively shorter telomeres.
在放射治療前,研究人員阻斷宮頸癌細胞的端粒酶而誘發端粒進行性縮短。
As people age, telomeres become shorter. But the scientists found that women with higher vitamin D levels tend to have longer telomeres.
由于人們衰老,調聚物變得更短。但是科學家們發現血清高水平維生素D的婦女調聚物更長。
The answer lies at the ends of the chromosomes - the telomeres - and in an enzyme that forms them - telomerase.
答案就在染色體的末端——端粒和形成端粒的酶——端粒酶之中。
Telomeres protect the genes, much like the plastic tips on the ends of shoelaces.
端粒可以保護基因,這種情況恰恰像鞋帶末端的塑料帽。
Interestingly, because telomeres and gene promoters are G-rich sequences, they are able to form the G-quadruplex structures.
有趣的是,這些端粒及基因啟動子序列因富含鳥糞嘌呤,可以形成分子內的G-四股結構。
'To a lesser extent, our study also found that unmarried, widowed, or single older adults had shorter telomeres. '
我們的研究某種程度上還發現未婚、喪偶、單身老年人端粒較短。
They targeted the chromosomes that reside within the nuclei of all cells, and specifically telomeres, caps at the tips of chromosomes.
他們的目標是染色體居住在所有細胞的細胞核,特別是在端粒、帽尖的染色體。
Until now, telomeres have been considered to be transcriptionally silent.
直到現在,端粒一直被認為不能作模板參與轉錄。
This enzyme repairs and lengthens telomeres, tiny protein complexes on the ends of chromosomes that are vital for immunity and longevity.
這種酶修復和端粒延長,在染色體末端很少有蛋白復合物,這對免疫性和長壽是至關重要的。
The team also found that the protective "caps" on the animals' chromosomes, called telomeres, showed less deterioration.
研究小組還發現動物的染色體上有『保護套』(caps),稱作端粒,顯示出些許變質。
If you make cells immortal by allowing them to replenish their telomeres, you may raise the risk of many nasty cancers considerably.
一旦你允許細胞對端粒進行修復而達到細胞長生不老的地步,你可能同時也提高了許多惱人的癌癥爆發的風險。
Short telomeres have been linked to the incidence of cancer, particularly among white and Asian people.
短端粒與癌癥發生率存在聯系,尤其是白人和亞洲人。
research suggests TA-65 may help lengthen telomeres on immune cells, the company says.
研究顯示,TA-65能夠幫助延長免疫細胞的端粒。
The results showed that people with lower educational attainment had shorter telomeres, indicating that they may age faster.
研究結果表明,教育程度較低的人們具有較短的端粒,表示他們可能老得快一些。
Now her creators have determined that the "Caps" on Dolly's DNA that regulate a cell's life span called telomeres are shorter than average.
現在其克隆制造者斷定,在多莉的dna端位上,起控制細胞壽命作用的那種被稱之為“端粒”的物質比平均長度短。
Most of the cells in our bodies contain long molecules of DNA called chromosomes that have protective caps at either end called telomeres.
我們身體中的大部分細胞都含有叫作染色體的DNA分子長鏈。染色體在其兩端有保護帽,叫做端粒。
When telomeres drop below a critical length, the cell can no longer divide properly and eventually dies.
當端粒減小到一定的長度,細胞就不能夠分裂并且最終死亡。
And we are also seeing that some individuals can maintain or even increase the length of their telomeres over time.
我們還發現一些人能夠維持乃至最后增加了他們端粒的長度。
They exposed the cells to ionizing radiation and analyzed DNA repair responses as telomeres became progressively shorter.
伴隨端粒的進行性縮短,他們使細胞暴露在電離輻射中并分析DNA修復反應。
These sections - called "telomeres" - cap chromosomes, protecting them from damage.
這些片段——被稱為“端粒”——覆蓋在染色體的頂端,保護染色體不受損壞。
Telomeres naturally shorten as cells divide, and shortened telomeres are associated with the effects of ageing.
隨著細胞的分裂,端粒的長度會變短,而變短的端粒又與年齡有一定的關系。
That enzyme keeps cap like structures called telomeres on the ends of chromosomes from getting shorter with each round of cell division.
這種生物酶使染色體末端的一種叫做端粒的冒狀結構不會在每次細胞分裂時變短。