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PETBioNewsGlossaryAmino acids

BioNews

Amino acids

Small molecules that can be linked together to make proteins, which are large, complex biological molecules.

35 articles
Image by Peter Artymiuk via the Wellcome Collection. Depicts the shadow of a DNA double helix, on a background that shows the fluorescent banding of the output from a DNA sequencing machine.
CC BY 4.0
Image by Peter Artymiuk via the Wellcome Collection. Depicts the shadow of a DNA double helix, on a background that shows the fluorescent banding of the sequencing output from an automated DNA sequencing machine.
Reviews
4 July 2022 • 3 minutes read

Book Review: Why DNA? – From DNA sequence to biological complexity

by BioNews

Prior to 2020, genetic mutations weren't something that regularly made the news. Now, two-and-a-half years out from the onset of the COVID-19 pandemic, new genetic variants continue to hit the headlines, and genomic mutations – in a virus, at least – are something the public are much more aware of...

Image by Peter Artymiuk via the Wellcome Collection. Depicts the shadow of a DNA double helix, on a background that shows the fluorescent banding of the output from a DNA sequencing machine.
CC BY 4.0
Image by Peter Artymiuk via the Wellcome Collection. Depicts the shadow of a DNA double helix, on a background that shows the fluorescent banding of the sequencing output from an automated DNA sequencing machine.
News
13 June 2022 • 2 minutes read

Rare mutation negates Alzheimer's risk posed by APOE gene variant

by Anna Wernick

The APOE4 gene variant increases a person's risk of Alzheimer's disease exponentially, though a new protective mutation has been discovered to protect against this risk...

Image by Peter Artymiuk via the Wellcome Collection. Depicts the shadow of a DNA double helix, on a background that shows the fluorescent banding of the output from a DNA sequencing machine.
CC BY 4.0
Image by Peter Artymiuk via the Wellcome Collection. Depicts the shadow of a DNA double helix, on a background that shows the fluorescent banding of the sequencing output from an automated DNA sequencing machine.
News
13 June 2022 • 2 minutes read

Only a fraction of BRCA1 mutations cause cancer

by Joseph Hawkins

Hundreds of inherited mutations to BRCA1, a high-risk susceptibility gene for breast and ovarian cancer, have been shown to be harmless...

Image by Peter Artymiuk via the Wellcome Collection. Depicts the shadow of a DNA double helix, on a background that shows the fluorescent banding of the output from a DNA sequencing machine.
CC BY 4.0
Image by Peter Artymiuk via the Wellcome Collection. Depicts the shadow of a DNA double helix, on a background that shows the fluorescent banding of the sequencing output from an automated DNA sequencing machine.
News
6 May 2022 • 2 minutes read

Single mutation discovered may be genetic cause of lupus

by Sneha Krishnamurthy

A novel mutation in a gene called TLR7 has been identified as directly linked to the development of lupus...

PET BioNews
News
23 July 2021 • 2 minutes read

Artificial intelligence predicts structure of human proteins

by David Cansfield

Three-dimensional human protein structures have been predicted using artificial intelligence...

Image by Christoph Bock/Max Planck Institute for Informatics via Wikimedia Commons. Depicts a DNA molecule that is methylated on both strands on the centre cytosine.
CC BY-SA 3.0
Image by Christoph Bock/Max Planck Institute for Informatics via Wikimedia Commons. Depicts a DNA molecule that is methylated on both strands on the centre cytosine.
News
16 April 2021 • 2 minutes read

Mitochondrial genes in fat tissues work poorly in obesity

by Anna Wernick

A twin study has revealed that obesity causes the dysfunction of mitochondria which triggers inflammation, particularly in fat tissue...

PET BioNews
Comment
25 January 2021 • 4 minutes read

Will a COVID-19 vaccine change my DNA?

by Professor Frances Flinter

In order to be approved for use in the UK, vaccines must meet the strict standards of safety, quality and effectiveness set out by the independent Medicines and Healthcare products Regulatory Agency...

Image by Peter Artymiuk via the Wellcome Collection. Depicts the shadow of a DNA double helix, on a background that shows the fluorescent banding of the output from a DNA sequencing machine.
CC BY 4.0
Image by Peter Artymiuk via the Wellcome Collection. Depicts the shadow of a DNA double helix, on a background that shows the fluorescent banding of the sequencing output from an automated DNA sequencing machine.
News
6 March 2020 • 2 minutes read

New Cas9 variant reduces off-target CRISPR effects

by Jakki Magowan

A novel variant of the Cas9 enzyme may increase the specificity of CRISPR/Cas9 genome editing...

Image by Alan Handyside via the Wellcome Collection. Depicts a human egg soon after fertilisation, with the two parental pronuclei clearly visible.
CC0 1.0
Image by Alan Handyside via the Wellcome Collection. Depicts a human egg soon after fertilisation, with the two parental pronuclei clearly visible.
News
18 May 2018 • 2 minutes read

Sperm proteins may help understand infertility

by Dr Katie Howe

Scientists have demonstrated how certain molecules are vital for maintaining the shape of sperm cells, which may have implications for understanding male fertility...

Image by Peter Artymiuk via the Wellcome Collection. Depicts the shadow of a DNA double helix, on a background that shows the fluorescent banding of the output from a DNA sequencing machine.
CC BY 4.0
Image by Peter Artymiuk via the Wellcome Collection. Depicts the shadow of a DNA double helix, on a background that shows the fluorescent banding of the sequencing output from an automated DNA sequencing machine.
News
6 March 2018 • 2 minutes read

Single molecule found for breast cancer spread

by Dr Nicoletta Charolidi

Blocking a single molecule, the amino acid asparagine, can prevent breast cancer spread in mice, according to a new study...

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