methylation

[ meth-uh-ley-shuhn ]

/ ˌmɛθ əˈleɪ ʃən /

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noun Chemistry.

the process of replacing a hydrogen atom with a methyl group.

QUIZ

CAN YOU ANSWER THESE COMMON GRAMMAR DEBATES?

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Question 1 of 7

Which sentence is correct?

His boss, whom he admires, is waiting to meet with him about the big project.

His boss, who he admires, is waiting to meet with him about the big project.

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Origin of methylation

First recorded in 1875–80; methylate + -ion

Words nearby methylation

methylal, methyl alcohol, methylamine, methylate, methylated spirits, methylation, methylbenzene, methylbenzyl acetate, methyl bromide, methylcatechol, methyl cellulose

How to use methylation in a sentence

Even more impressive, the clock used a simple statistical model, which looked at a certain type of epigenetic modification—DNA methylation—at just two target sites on DNA.
What’s Your Biological Age? A New ‘Aging Clock’ Has the Answer|Shelly Fan|May 24, 2022|Singularity Hub
Examining DNA methylation patterns in multiple people’s DNA and comparing them with the new reference revealed that the dips occur at different spots in each person’s centromeres, though the consequences of that aren’t known.
We finally have a fully complete human genome|Tina Hesman Saey|March 31, 2022|Science News
Traumatic experiences have the power to change our gene function through multiple mechanisms such as methylation marks, which attach to our DNA and act as on-off switches.
Migrants and Refugees Face an Invisible Trauma We Can’t Ignore|Gunisha Kaur|October 21, 2021|Time
These methylation marks can be triggered by cues in the external environment, such as symptoms of starvation, stress or violence.
Migrants and Refugees Face an Invisible Trauma We Can’t Ignore|Gunisha Kaur|October 21, 2021|Time

Studies have demonstrated that trauma, and perhaps even DNA methylation, may be reversed if we can identify the cause and treat it.
Migrants and Refugees Face an Invisible Trauma We Can’t Ignore|Gunisha Kaur|October 21, 2021|Time
Higher levels of methylation were found in those who had committed suicide.
Researchers Have Created a New Blood Test to Predict Risk of Suicide|Brandy Zadrozny|July 30, 2014|DAILY BEAST
It has been explained that by the methylation of rosaniline Hofmann obtained violet colouring-matters.
Coal|Raphael Meldola
The methylation of aniline can obviously be carried out by the foregoing process only when beet-sugar residues are available.
Coal|Raphael Meldola
It is apparently a tropidine monocarboxylic acid, for on exhaustive methylation it yields cycloheptatriene-135-carboxylic acid-7.
Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 9|Various
He made the important discovery that some animals possess the power of methylation as well as of demethylation.
The Toxicity of Caffein|William Salant