September 10, 2021

Correlations Between p53 Sequence Differences and Species Lifespan

All other things being equal, more cells in the body undertaking more activity means a larger risk in any given period of time of one of those cells undergoing a cancerous mutation. Given this, larger and longer-lived species have necessarily evolved superior mechanisms of cancer suppression in order to avoid […]
September 9, 2021

Questioning the Reproducibility of Fly Life Span Studies

In the course of examining gender differences on fly longevity, researchers here find sizable variations in life span between repeated studies. This variation is thought to derive from differences in maintaining a fly population, such as the dietary composition and season of the year. They suggest that this calls into […]
September 9, 2021

Spread of Delta SARS-CoV-2 variant driven by combination of immune escape and increased infectivity

Findings suggest infection control measures against variants will need to continue in the post-vaccination era. The Delta variant of SARS-CoV-2, which has become the dominant variant in countries including India and the UK, has most likely spread through its ability to evade neutralising antibodies and its increased infectivity, say an […]