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tag genetics immunology ecology evolution

Microscopy image of the cnidarian <em>Hydractinia symbiolongicarpus&nbsp;</em>with cell nuclei stained blue and oocytes stained yellow
Ancient Immunoglobulin Genes Help Cnidarians Decide to Fight or Fuse
Sophie Fessl, PhD | Oct 11, 2022 | 4 min read
Immunoglobulin genes might have evolved much earlier than previously expected, perhaps even in the common ancestor of Cnidarians and Bilateria, a study suggests.
a black wolf and a gray wolf follow a third gray wolf, whose head is tilted back to watch, as they trot through a snowy background, with light colored, barren trees in the background.
Black and Gray Wolf Pairings Stem Disease, Stabilize Population: Study
Katherine Irving | Oct 20, 2022 | 4 min read
The black fur allele has fitness costs but also confers higher immunity against canine distemper virus, making mix-and-match mating key to population survival.
a microscope image of a rotifer
Bacterial Enzyme Keeps Rotifers’ Transposable Elements in Check
Christie Wilcox, PhD | Mar 3, 2022 | 5 min read
Jumping genes in bdelloid rotifers are tamped down by DNA methylation performed by an enzyme pilfered from bacteria roughly 60 million years ago, a study finds.
Close up photo of a wing
Unearthing the Evolutionary Origins of Insect Wings
Jef Akst | Apr 4, 2022 | 6 min read
A handful of new studies moves the needle toward a consensus on the long-disputed question of whether insect wings evolved from legs or from the body wall, but the devil is in the details.
The Genetics of Society
Claire Asher and Seirian Sumner | Jan 1, 2015 | 10 min read
Researchers aim to unravel the molecular mechanisms by which a single genotype gives rise to diverse castes in eusocial organisms.
An Edith&rsquo;s checkerspot butterfly
Genome Spotlight: Edith’s Checkerspot Butterfly (Euphydryas editha)
Christie Wilcox, PhD | Aug 25, 2022 | 3 min read
A high-quality genome sequence for this versatile insect will likely aid eco-evolutionary research.
A C-fern (Ceratopteris richardii) growing in a pot
Genome Spotlight: C-fern (Ceratopteris richardii)
Christie Wilcox, PhD | Sep 22, 2022 | 5 min read
Sequences for the model organism and two of its kin reveal how these plants got their oversized genomes.
a black abalone on a rock
Genome Spotlight: Black Abalone (Haliotis cracherodii)
Christie Wilcox, PhD | Jun 23, 2022 | 3 min read
The researchers who constructed the first reference genome for this critically endangered mollusk say it will assist restoration efforts.
Variety, the spice of immunology
Vanessa Schipani | Jan 12, 2011 | 3 min read
Can ecologists help immunologists understand how immune responses vary in the wild?
In Evolution's Garden
Megan Scudellari | Jun 1, 2013 | 9 min read
Raising one evolutionary question after another, Brandon Gaut has harvested a crop of novel findings about how plant genomes evolve.

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