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PETBioNewsGlossaryProtein

BioNews

Protein

A large biological molecule made up of a string of sub-units called amino acids. There are thousands of different proteins in the human body, each with a particular job. For example, haemoglobin carries oxygen around the blood.

966 articles
Image by K Hardy via the Wellcome Collection. Depicts a human embryo at the blastocyst stage (about six days after fertilisation) 'hatching' out of the zona pellucida.
CC BY 4.0
Image by K Hardy via the Wellcome Collection. Depicts a human embryo at the blastocyst stage (about six days after fertilisation) 'hatching' out of the zona pellucida.
News
4 July 2022 • 2 minutes read

Genetic and epigenetic causes of IVF embryo arrest discovered

by Dr George Janes

Changes that occur to DNA that could cause IVF embryos to stop dividing have been identified...

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
4 July 2022 • 2 minutes read

Genetic variant increases Alzheimer's risk, especially in women

by Catherine Turnbull

A gene has been identified which could play a role in increasing the risk of women developing Alzheimer's disease...

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
13 June 2022 • 2 minutes read

COVID-19 vaccines do not induce autoimmune reaction that causes infertility

by Semyon Bodian

Neither mRNA or inactivated virus COVID-19 vaccines cause changes to syncytin-1 antibody levels in women of reproductive age...

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...

PET BioNews
News
23 May 2022 • 2 minutes read

Pre-made stem cells to treat aggressive brain cancer

by Sneha Krishnamurthy

A new form of stem cell-based therapy has been developed and tested in mice for the treatment of glioblastoma, a highly aggressive form of brain cancer...

PET BioNews
News
23 May 2022 • 2 minutes read

Insight into mitochondrial dysfunction in ageing

by James Moore

A mechanism which controls mitochondrial production and activity has been identified, and could help explain mitochondrial functional decline with age…

PET BioNews
News
13 May 2022 • 2 minutes read

Mitochondria role in prostate cancer growth discovered

by Clíona Farrell

A mitochondrial gene has been identified as a potential therapeutic target for prostate cancers that have spread to other parts of the body and evade current treatment strategies...

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...

Image by Bill Sanderson via the Wellcome Collection, © Wellcome Trust Ltd 1990. Depicts Laocoön and his family (from Greek and Roman mythology) entwined in coils of DNA.
Image by Bill Sanderson via the Wellcome Collection, © Wellcome Trust Ltd 1990. Depicts Laocoön and his family entwined in coils of DNA (based on the figure of Laocoön from Greek and Roman mythology).
Reviews
29 April 2022 • 4 minutes read

Event Review: The Effects of SARS-CoV2 Infection and Vaccine Safety on Fertility and Pregnancy

by Hannah Flynn

While viruses and vaccines are not typical topics for a genetics and assisted reproduction newsletter, the past two years have seen a shift in BioNews coverage to include various COVID-19-related developments...

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
29 April 2022 • 2 minutes read

TALED genome editing approach targets mitochondrial DNA

by James Moore

An approach which significantly improves the ability to modify mitochondrial DNA in living cells has been developed by scientists in South Korea...

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13 June 2022 • 2 minutes read

Drop in diversity of blood stem cells leads to old-age health issues

5 July 2022 • 1 minute read

Anorexia in pregnancy linked to increased risk of complications

5 July 2022 • 2 minutes read

Pregnancy after breast cancer treatment does not increase risk of recurrence

5 July 2022 • 1 minute read

No difference between fresh and frozen sperm for IUI

4 July 2022 • 2 minutes read

Shorter IVF protocol reduces risk of OHSS

4 July 2022 • 2 minutes read

USA scrambles to understand implications of Roe v Wade on fertility industry

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