Ocean 180 -- Bite Size: Bull Shark Predation of Tarpon. Predators can impact ecosystems through trophic cascades. Both bull sharks and tarpon are large predatory fish in tropical waters. They occupy s...
Phospholipid Enters Receptor's G-Protein Binding Site
Phospholipid Enters Receptor's G-Protein Binding Site - A phospholipid from the membrane's cytosolic leaflet (yellow) enters the empty G-protein binding site of an activated beta 2 adrenergic receptor...
When Genetic Instability Is a Good Thing - Dr. Orr-Weaver discusses her group's work on regulatory programs that amplify (or suppress) overreplication of cell-type-appropriate genes in the Drosophila ...
Fighting Mosquito-Borne Infections - Mosquitoes serve as vectors for a number of pathogens that cause human illness such as dengue fever and malaria. Watch and listen as Scott O'Neill and his colleag...
Mantis shrimp tune their ultraviolet vision using biological sunscreens
Mantis shrimp tune the sensitivity of their ultraviolet photoreceptors using a unique application of filter pigments in the optical components in certain facets of their eyes. By combining four ultrav...
Resting to Remember - It is thought that brain activity during sleep and rest is important for memory consolidation. Watch and listen as Lila Davachi and Arielle Tambini take you on a personally guide...
Plasmodium Sporozoites Form Transient Vacuoles during Cell Traversal
Plasmodium Sporozoites Form Transient Vacuoles during Cell Traversal - Spinning disk confocal microscopy of HepG2 cells expressing a fluorescent marker of the plasma membrane, N20-mCherry, showing egr...
Poop and Paddle: An Eco-Friendly Floating Toilet - This toilet floats. It's an outhouse and sewage-treatment plant in one, processing human waste through a "constructed wetlands." Adam Katzm...
NMDA Receptor Signaling Critical for Habit Formation
NMDA Receptor Signaling Critical for Habit Formation - How does the brain form habits? Joe Tsien and colleagues explore the cellular mechanisms underlying habit formation and find that NMDA receptors ...
La estudiante campesina que hizo llorar a Rafael Correa
Gabriel Rabinovich and colleagues explain how the interactions between a lectin and carbohydrates on the VEGFR2 receptor allow for continued vessel growth in tumors treated with anti-VEGF antibodies....
This Neuron video abstract describes an experiment that used inactivation of the medial septal area to suppress the spatial firing patterns of grid cells to determine the role of grid cells in hippoca...
