Phylogeny News and Research

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Phylogenetic analysis explores the evolutionary relationships between organisms and is a vital foundation for microbial studies. The development of reliable phylogenetic trees is an important step in developing new treatments and discovering the origins of eukaryotes, prokaryotes and archaea.

Newcastle disease virus-based trivalent vaccine found to be effective across SARS-CoV-2 variants in mice

In a new study, researchers tested the bi-, tri-, and tetravalent formulations of Newcastle disease virus (NDV)-based low-cost vaccine in mice.

29 Mar 2022

Impact of truncated open reading frame 8 protein variants of SARS-CoV-2

A new study identified unique truncated open reading frame 8 proteins among SARS-CoV-2 sequences.

25 Mar 2022

Study elucidates importation risks and disproportionate spread of SARS-CoV-2 variants of concern in the Netherlands

Researchers used whole-genome sequencing to explore the transmission dynamics of four SARS-CoV-2 variants of concern - Alpha (B.1.1.7), Beta (B.1.351), Gamma (P.1) and Delta (B.1.617.2) in the Netherlands.

24 Mar 2022

Patterns of bat β-coronaviruses evolution

Researchers conduct an evolutionary analysis of SARS-CoV-2-related bat β-coronavirus genomes.

4 Mar 2022

Novel coronavirus identified in Swedish bank voles

Researchers recently discovered a new coronavirus, named Grimso virus, in Swedish bank voles, using samples collected between 2015 and 2017.

1 Mar 2022

Omicron BA. 2 reinfections can occur shortly following BA.1 infection

Researchers investigated the probability of Omicron BA.2 reinfections following SARS-CoV-2 Omicron BA.1 initial infection by whole genomic sequencing in the period of dominance of these subvariants in Denmark.

24 Feb 2022

SARS-CoV 2 Omicron prevalent in vaccine breakthrough cases in Bahia, Brazil

In a recent study posted to the medRxiv* pre-print server, researchers performed genomic monitoring to estimate the magnitude and range of the different severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) variants of concern (VOCs) in SARS-CoV-2 reinfection cases among fully vaccinated individuals in Salvador, Bahia, Brazil.

23 Feb 2022

Study explores how the electrostatic charge of the SARS-CoV-2 spike protein has changed over time

In a new study, researchers examined the effect of electrostatic changes on the ability of the SARS-CoV-2 Omicron variant to escape immunity.

16 Feb 2022

Study investigates the spread of SARS-CoV-2 genetic diversity on a fishing boat

In a recent study posted to the bioRxiv* preprint server, a team of researchers from Washington, United States, investigated the transmission of viral genetic diversity during the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) superspreading outbreak among the crew members on a fishing boat.

14 Feb 2022

First survey on Omicron BA.2 in France

In a recent study posted to the medRxiv* preprint server, researchers described the emergence of the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) 21L/BA.2 Omicron variant in south-eastern France.

14 Feb 2022

Study examines the viral dynamics of Hong Kong's four SARS-CoV-2 waves

Researchers evaluate the efficiency of COVID-19 elimination strategies implemented in Hong Kong.

13 Feb 2022

SARS-CoV-2 nucleocapsid G215C variation may explain Delta severity

A new study shows that the SARS-CoV-2 nucleocapsid protein has unique properties that allow the virus to become more infective in the presence of certain mutations.

11 Feb 2022

Evolutionary history of ACE2 binding across a diverse range of sarbecoviruses and ACE2 orthologs

Researchers have been investigating sarbecovirus lineages and the ability of those lineages to evolve the ability to bind ACE2.

7 Feb 2022

Scientists develop platform to track SARS-CoV-2 lineages

A team of researchers led by Laura D. Hughes from The Scripps Research Institute in California created an online platform called Outbreak.info to track over 40 million lineages and SARS-CoV-2 mutation across 7,000 locations.

1 Feb 2022

Evidence on intra-host recombination of SARS-CoV-2 during superinfection by Alpha and Epsilon variants in USA

A new study captured an instance of SARS-CoV-2 superinfection in an individual, simultaneously infected by two SARS-CoV-2 variants, Alpha and Epsilon during the second COVID-19 wave in New York City in early 2021.

28 Jan 2022

RASCL: new analytic pipeline for investigating selective forces acting on viral genes in SARS-CoV-2 sequences

A study revealed a new analytical pipeline to assess the clades of SARS-CoV-2 by molecular sequence analysis.

20 Jan 2022

Researchers develop a website to identify SARS-CoV-2 regional clusters in real-time

Researchers have empowered public health officers to explore the spread of SARS-CoV-2 across the USA and even support public health groups globally to quickly understand and apply insights obtained from the most recent genomic data.

13 Jan 2022

The impact of natural selection on sequence diversity in SARS-CoV-2

Recent genomic analysis demonstrates that the SARS-CoV-2 genome is under two distinct selective forces.

3 Jan 2022

New study provides a mutational analysis of SARS-CoV-2

A new study investigates mutational waves in structural and non-structural protein evolutions of SARS-CoV-2 to better understand the virus’s evolution and epidemiology.

24 Dec 2021

Researchers spot signs of 'pre-resistance' in bacteria for the first time

Scientists have spotted signs of 'pre-resistance' in bacteria for the first time – signs that particular bacteria are likely to become resistant to antibiotics in the future – in a new study led by UCL and Great Ormond Street Hospital researchers.

15 Dec 2021