Evolution of microbes and viruses

Evolution of microbes and viruses: a paradigm shift in evolutionary ...

Microbial phylogenomics adds new dimensions to the fundamental picture of evolution even as the principle of descent with modification discovered by Darwin.

Evolution of microbes and viruses: a paradigm shift in evolutionary ...

In the non-cellular part of the microbial world, phylogenomics and metagenomics of viruses and related selfish genetic elements revealed ...

Microbial Evolution - NCBI Bookshelf

Microbial evolution had been underway for at least 2 billion years before the emergence of the first eukaryotic cells, and multicellular organisms arose even ...

Origin of Viruses | Learn Science at Scitable - Nature

The evolutionary history of viruses remains unclear. Some researchers hypothesize that viruses evolved from mobile genetic elements that gained the ability ...

The microbes and viruses that made history | The UNESCO Courier

Epidemics and pandemics are not new phenomena. Leprosy, plague, cholera and smallpox have all left their deadly mark on human history.

Bacteria-Virus Arms Race Provides Rare Window into Rapid and ...

As viruses infect their bacterial neighbors, the bacteria evolve new defensive measures to repel the attacks. The viruses then counter these ...

A History Of Viruses And Bacteria (And The Worst Of Them)

Smallpox. 200 years ago Smallpox killed well over 400,000 people a year. Smallpox was one of the first viruses to have a vaccine developed for ...

How bacteria and viruses engage in an intricate evolutionary arms ...

A new study now details a classic example of that evolutionary dance in unprecedented molecular detail, revealing the steps that each partner ...

Which came first: viruses or bacteria? - Live Science

The researchers proposed that perhaps these viruses evolved from ancient cells — but rather than increasing in complexity as they evolved, the ...

Virus Evolution - an overview | ScienceDirect Topics

Virus evolution is a process that comprises the principles of Darwin's theory of evolution, namely replication, variation and competition among species (i.e. ...

The ancient Virus World and evolution of cells | Biology Direct

Under this concept, viruses emerged independently within three lineages of RNA-based cells (the progenitors of archaea, bacteria, and eukaryotes) ...

Viruses and Evolution – Viruses First? A Personal Perspective

Alternatively, they may have evolved from a cellular organism by loss of genetic information (Nasir and Caetano-Anolles, 2015). Giant viruses have frequently ...

Discovery of Giant Viruses in Ancient Microbes Offers New Clues to ...

A new study has revealed a surprising twist in the evolutionary history of complex life, as a single-celled organism is found to harbor the ...

Viral evolution - Wikipedia

Viral evolution is a subfield of evolutionary biology and virology that is specifically concerned with the evolution of viruses.

Understanding the Evolution of Microbial Disease - News-Medical

The evolution of new microbial diseases generally occurs by two methods: host shifts and increased host range. The first refers to microbes ...

The logic of virus evolution: Cell Host & Microbe

Here, we discuss a simple functional logic to explain virus macroevolution that appears to define the course of virus evolution.

Microbial Evolution - an overview | ScienceDirect Topics

Microbial evolution – the emergence of a new disease often represents natural evolution and change of the agent in question, leading to increased virulence in ...

Were viruses around on Earth before living cells emerged? A ...

Another popular theory states that viruses evolved from degenerated bacteria or archaea that lost most of the genetic instructions for carrying ...

Ecology and evolution of viruses infecting uncultivated SUP05 ...

Viruses modulate microbial communities and alter ecosystem functions. However, due to cultivation bottlenecks, specific virus–host ...

The Good that Viruses Do | Harvard Medicine Magazine

Protoviral elements in the primordial soup formed RNA and DNA and ultimately laid the path for the evolution of cells, Koonin explains. Later, cells provided ...