An APP-knockout neuron (right) shows extended axonal and reduced dendritic growth compared with a normal mouse neuron (left).
Amyloid Precursor Protein Linked to Brain Development Mechanisms
Researchers provide evidence that the Alzheimer’s-associated protein calibrates a signaling pathway that is conserved across the animal kingdom.
Amyloid Precursor Protein Linked to Brain Development Mechanisms
Amyloid Precursor Protein Linked to Brain Development Mechanisms

Researchers provide evidence that the Alzheimer’s-associated protein calibrates a signaling pathway that is conserved across the animal kingdom.

Researchers provide evidence that the Alzheimer’s-associated protein calibrates a signaling pathway that is conserved across the animal kingdom.

Wnt signaling
Heliconius erato demophoon butterfly mullerian mimicry wnta
Gene Regulation Gives Butterflies Their Stunning Looks
Katarina Zimmer | Nov 14, 2019
Distantly related, lookalike Heliconius species arrive at the same appearance using the same few genes, but regulated differently, according to recent studies.
Japanese grass pufferfish (Takifugu niphobles) CT scan
Pufferfish Spines Shaped by Same Genes as Feathers and Fish Scales
Nicoletta Lanese | Jul 29, 2019
To see if the spiky fish shares signaling pathways found in other organisms, scientists scooped up specimens during a mating frenzy on the shores of Japan.
Animals’ Embryonic Organizer Now Discovered in Human Cells
Jim Daley | May 23, 2018
The finding confirms that a cluster of cells that directs the fate of other cells in the developing embryo is evolutionarily conserved across the animal kingdom.
Image of the Day: Reunited and It Feels So Good
The Scientist Staff | Jul 28, 2017
Zebrafish have a remarkable ability to heal their damaged nerve fibers following a spinal injury.
More Than Skin Deep
Anna Azvolinsky | May 1, 2016
Elaine Fuchs has worked on adult stem cells since before they were so named, figuring out how multipotent epidermal cells renew or turn into skin or hair follicles.
Fuchs on the Future
The Scientist Staff | Apr 30, 2016
Rockefeller University researcher Elaine Fuchs on being a woman in science and her contributions to the burgeoning field of reverse genetics
The World's Densest Bones
Kirsten Weir | Oct 1, 2006
How a car accident led to an important genetic discovery