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PETNewslettersIssue #1116
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BioNews

Issue #1116

Comment

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
11 October 2021 • 6 minutes read

Advances in Assisted Reproduction: What Can We Expect?

by Annabel Slater

Sarah Norcross, director of the Progress Educational Trust, invited the audience of the event to consider where assisted reproductive technologies stood 55 years ago...

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).
Comment
11 October 2021 • 4 minutes read

Public perspectives on stem-cell-based human embryo models

by Ana Pereira Daoud

Our scientific understanding of early human embryogenesis is the product of costly trade-offs...

News

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
8 October 2021 • 2 minutes read

Genetic variant increases Alzheimer's and severe COVID-19 risk

by Semyon Bodian

A gene variant has been identified that is linked to the development of both Alzheimer's and severe COVID-19, new research has found...

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
8 October 2021 • 2 minutes read

Alzheimer's may be detectable before symptoms appear

by Dr Holly Barker

Healthy people with an inherited risk of Alzheimer's disease show structural brain differences before the onset of symptoms...

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
8 October 2021 • 2 minutes read

Escaping stem cells blamed for baldness

by Abbie Harper

The exit of stem cells from hair follicle structures contributes to hair whitening and loss, in a mechanism which could be used to prevent baldness in humans...

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
8 October 2021 • 2 minutes read

Depression during pregnancy linked to epigenetic changes in the placenta

by Joanne Delange

Depression during pregnancy has been linked to placental gene modifications according to a study conducted by NIH researchers...

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
8 October 2021 • 2 minutes read

Huntington's gene found to affect development of two-week-old embryos

by Hannah Flynn

Researchers have discovered the earliest known effect of the Huntingtin gene variant which causes Huntington'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
8 October 2021 • 2 minutes read

Undiagnosed endometriosis affects fertility treatment outcomes

by Daniel Jacobson

Having undiagnosed endometriosis can lead to a lower chance of having a baby following fertility treatment, compared to women who have endometriosis, but have had it diagnosed before starting treatment....

Reviews

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.
Reviews
1 October 2021 • 8 minutes read

Book Review: When Reproduction Meets Ageing: The science and medicine of the fertility decline

by Pamela Tsigdinos

While far from an easy read, due to the mostly dense, academic language, Bühler provides a useful new look at the biological clock and how often it's miscalculated as well as the hazards of a 'one-size-fits-all' presentation of fertility...

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