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PETBioNewsGlossaryEnzyme

BioNews

Enzyme

Proteins produced by a living organism which act to bring about, or increase the rate of, a specific biochemical reaction.

238 articles
Image by Sílvia Ferreira, Cristina Lopo and Eileen Gentleman via the Wellcome Collection. Depicts a single human stem cell embedded within a porous hydrogel matrix (false colour).
CC BY 4.0
Image by Sílvia Ferreira, Cristina Lopo and Eileen Gentleman via the Wellcome Collection. Depicts a single human stem cell embedded within a porous hydrogel matrix (false-coloured cryogenic scanning electron micrograph).
News
13 May 2022 • 2 minutes read

Dopamine-producing cells created for Parkinson's disease treatment

by Catherine Turnbull

Dopamine-producing cells created from induced pluripotent stem cells and transplanted into rats with Parkinson's disease, successfully alleviated symptoms, a new study has shown...

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 March 2022 • 2 minutes read

CRISPR genome editing treatment still effective after one year

by James Moore

The first team to use CRISPR to edit a disease-causing gene in humans has found the effects are persistent up to a year later...

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 February 2022 • 2 minutes read

Tay-Sachs treated with gene therapy for first time

by Dr Ara Schorscher-Petcu

Gene therapy given to children affected by the fatal neurological disorder Tay-Sachs disease is safe and stabilises disease progression, reports an exploratory proof-of-concept study...

PET BioNews
News
7 January 2022 • 2 minutes read

Knot-like DNA structures may drive cancer development

by Abbie Harper

DNA with knot-like structures and third rungs between the two strands may drive cancer development, with an important regulatory enzyme involved in the formation of these structures...

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
10 December 2021 • 2 minutes read

Early male and female germ cells regulate their gene expression differently

by Eleanor Gallegos

Gene expression during early development of primordial germ cells is sex-specific...

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
5 November 2021 • 2 minutes read

Gene therapy enhances the effects of Parkinson's disease drug in mice

by Paige Mumford

Gene therapy delivered to a novel mouse model of Parkinson's disease improved the effects of existing Parkinson's drug levodopa...

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 October 2021 • 2 minutes read

New method refines CRISPR base editing

by Paige Mumford

Splitting and reconstituting the enzymes used in the base editing method of genome editing may make more controlled changes possible...

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 October 2021 • 2 minutes read

Brain inflammation caused by air pollution reduces sperm count in mice

by Dr Ara Schorscher-Petcu

Inflammation of certain neurons in the hypothalamus region of the brain is responsible for reduced sperm counts in male mice exposed to high-levels of air pollution, scientists have shown...

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
21 October 2021 • 2 minutes read

NICE recommends new RNAi therapy for porphyria patients

by Dr Ara Schorscher-Petcu

A gene silencing treatment for a rare, but debilitating genetic disorder has been recommended for NHS use by the National Institute for Health and Care Excellence....

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
14 October 2021 • 2 minutes read

Lack of Prss50 genes severely affects male fertility in mouse model

by Dr Charlotte Douglas

An gene previously unknown to have a role in fertility has been found to be essential for healthy sperm...

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13 June 2022 • 2 minutes read

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

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Frozen embryo transfers linked to high blood pressure in pregnancy

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No difference between fresh and frozen sperm for IUI

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Shorter IVF protocol reduces risk of OHSS

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