Become a Friend Donate
PETBioNewsGlossaryAneuploidy

BioNews

Aneuploidy

An abnormal number of chromosomes, either too few or too many. Nearly all human body cells usually have a set of 46 chromosomes, while egg and sperm cells have 23.

90 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.
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
20 June 2022 • 2 minutes read

Human gene-function map available to all scientists

by Dr Ara Schorscher-Petcu

Every single human gene has been linked to its function by scientists from the Massachusetts Institute of Technology, who have made the comprehensive gene-function map freely available to the scientific community...

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.
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.
Comment
28 February 2022 • 6 minutes read

Lawfully running a red light: aneuploidy testing

by Julian Hitchcock

In a recent press statement on the use of preimplantation genetic testing of human embryos, the HFEA stated that 'Embryo selection is only legal in the UK to avoid serious inherited illnesses, usually by means of pre-implantation genetic diagnosis authorised by the HFEA, known as PGT-M or PGT-SR'…

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.
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.
Comment
6 December 2021 • 4 minutes read

PGT-A in young, good prognosis populations

by Dr Eric J Forman

A recent large randomised trial published in the New England Journal of Medicine is receiving significant attention with clinicians who are critical of preimplantation genetic testing for aneuploidy (PGT-A) claiming it provides evidence that PGT-A does not improve IVF outcomes and should not be used outside of research settings…

Image by Bill Sanderson via the Wellcome Collection, © Wellcome Trust Ltd 1997. Depicts the gyri of the Thinker's brain as a maze of choices in biomedical ethics (based on Auguste Rodin's 'The Thinker').
Image by Bill Sanderson via the Wellcome Collection, © Wellcome Trust Ltd 1997. Depicts the gyri of the Thinker's brain as a maze of choices in biomedical ethics (based on the sculpture 'The Thinker' by Auguste Rodin).
News
1 October 2021 • 2 minutes read

Disparities in prenatal screening uptake revealed

by Tsvetana Stoilova

Non-invasive prenatal testing uptake in socioeconomically disadvantaged neighbourhoods of the Netherlands is significantly lower than in other parts of the country...