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PETBioNewsGlossaryMolecule

BioNews

Molecule

The smallest particle of a substance that has all of the physical and chemical properties of that substance. Molecules are made up of two or more atoms - for example, a molecule of water is made up of two atoms of hydrogen and one of oxygen.

102 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
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...

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
3 December 2021 • 2 minutes read

Candidate drug targeting metastasis could stop cancer spreading

by James Moore

Researchers have identified a molecule that could be used as a drug to prevent metastasis, a process by which cancer can spread and cause death...

PET BioNews
News
24 September 2021 • 2 minutes read

Two-drug approach could offer hope to ovarian cancer patients

by Jen Willows

A clinical trial combining two cancer therapies has shown promising results in patients with low grade serous ovarian cancer...

PET BioNews
News
17 September 2021 • 2 minutes read

Pancreatic organoids grown on synthetic structure give insight into cancer

by Semyon Bodian

Pancreatic organoids, grown using a newly developed gel, have enabled scientists to better understand pancreatic cancer...

PET BioNews
News
27 August 2021 • 2 minutes read

Reducing levels of anti-implantation molecule increases IVF success

by Javier Bautista

Screening for a molecule that inhibits embryo implantation, and timing embryo transfer around this, could improve IVF success rates...

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
21 May 2021 • 2 minutes read

Microfluidics system automates embryo freezing and reduces cryoinjuries

An automated embryo freezing process has been developed to reduce the likelihood of damage from freezing, or 'cryoinjuries', that can occur when the process is performed manually...

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
18 March 2021 • 2 minutes read

How sperm transfer epigenetic memories to the embryo

The mechanism by which environmental factors are transferred from sperm to embryo has been identified...

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
29 January 2021 • 3 minutes read

Obituary: Professor Lewis Wolpert, renowned developmental biologist

Professor Lewis Wolpert, a highly accomplished developmental biologist, science communicator and humanist, sadly died on 28 January 2021...

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.
Comment
9 January 2021 • 3 minutes read

The impact of COVID-19 on oocytes

by Dr Rita Vassena

In the last year, it has become painfully apparent that the new coronavirus, SARS-CoV-2, while initially targeting the respiratory system, can affect several tissues and organs and result in a plethora of symptoms and sequelae...

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4 July 2022 • 3 minutes read

Podcast Review: Biohacked Family Secrets – The birth of the sperm bank

4 July 2022 • 3 minutes read

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

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