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tag animals evolution culture microbiology

Different colored cartoon viruses entering holes in a cartoon of a human brain.
A Journey Into the Brain
Danielle Gerhard, PhD | Mar 22, 2024 | 10+ min read
With the help of directed evolution, scientists inch closer to developing viral vectors that can cross the human blood-brain barrier to deliver gene therapy.
bacteria and DNA molecules on a purple background.
Engineering the Microbiome: CRISPR Leads the Way
Mariella Bodemeier Loayza Careaga, PhD | Mar 15, 2024 | 10+ min read
Scientists have genetically modified isolated microbes for decades. Now, using CRISPR, they intend to target entire microbiomes.
An illustration of green bacteria floating above neutral-colored intestinal villi
The Inside Guide: The Gut Microbiome’s Role in Host Evolution
Catherine Offord | Jul 1, 2021 | 10+ min read
Bacteria that live in the digestive tracts of animals may influence the adaptive trajectories of their hosts.
Julie Trolle and Jef Boeke
Self Sufficient Cells?
Katherine Irving | Jun 1, 2023 | 4 min read
Animal cells cannot produce 9 of the 20 amino acids they need to function. Some researchers are looking to change that.
Microscopic image of a live amoeba.
Illuminating Specimens Through Live Cell Imaging
Charlene Lancaster, PhD | Mar 14, 2024 | 8 min read
Live cell imaging is a powerful microscopy technique employed by scientists to monitor molecular processes and cellular behavior in real time.
Metal shelves densely packed with preserved tissue specimens of various sizes, all suspended in glass containers.
Evolution of 1918 Flu Virus Traced from Century-Old Samples
Dan Robitzski | May 10, 2022 | 5 min read
The work reveals that the pandemic flu was likely the direct predecessor of the seasonal H1N1 flu that circulated for decades.
Orange and blue spring with steam rising 
Archaea Sport Structures that Shuttle Genes Among Microbes
Natalia Mesa, PhD | Nov 16, 2022 | 3 min read
Researchers find so-called integrons, previously known only in bacteria, in their distantly related microbial relatives. 
Evolution of Kin Discrimination
Ashley P. Taylor | Jul 6, 2015 | 4 min read
A bacterium’s ability to distinguish self from non-self can arise spontaneously, a study shows, reigniting questions of whether the trait can be considered an adaptation.
An Italian greyhound curled up by a window
Opinion: A Dog Has Caught Monkeypox from One of Its Owners, Highlighting Risk of the Virus Infecting Pets and Wild Animals
Amy Macneill, The Conversation | Aug 19, 2022 | 5 min read
The monkeypox virus can easily spread between humans and animals. A veterinary virologist explains how the virus could go from people to wild animals in the USand why that could be a problem. 
When Is an Endosymbiont an Organelle?
Ruth Williams | Oct 3, 2019 | 3 min read
The finding that a bacterium within a bacterium within an animal cell cooperates with the host on a biosynthetic pathway suggests the endosymbiont is, practically speaking, an organelle.

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