Selfish genetic elements identified in sperm race
Genes associated with a 'selfish' survival advantage in sperm have been identified, providing evidence of sperm-level natural selection...
BioNews
Allele
Alternate forms of a gene or DNA sequence (genetic variant) at a particular chromosome location.
For example, different alleles of the ABO gene on human chromosome 9 determine ABO blood type.
68 articles
Dementia gene linked to an increased susceptibility to severe COVID-19
A gene variant linked to Alzheimer's disease has been shown to increase the risk of developing severe COVID-19 symptoms...
Rare genetic quirk twice as common as thought
Inheriting two copies of a chromosome from a single parent is more common than previously thought, according to a new study...
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.
CRISPR editing human embryos - did it work or not?
Controversy surrounding last year's report of a disease-gene being edited out of human embryos continues with a fresh round of evidence...
Genetic link between obesity and loneliness discovered
A total of 15 genetic loci linked to loneliness have been discovered in a new study, as well as an association between obesity and a person's risk of loneliness and depression...
Book Review: How to Code a Human
Genomics may herald a bright future - for those who understand it. But what about those who do not? Dr Kat Arney's new book 'How to Code a Human' is a beautiful example of how complicated genetic topics can be simplified and clarified to make them unders
Gene may accelerate memory loss in Alzheimer's disease
A gene mutation may speed up memory loss and general cognitive decline in people who are at risk of developing Alzheimer’s disease...
Neanderthal genes control human gene expression
Neanderthal DNA is still involved in controlling a range of traits in modern humans...
Neanderthal genes are being purged from our DNA
The process of natural selection has removed the majority of Neanderthal DNA from the modern human genome, leaving behind a handful of beneficial genes, two recent studies have suggested...
The making of an Olympic athlete
Is elite performance in sport linked to genes, training, or luck?...