Turning to the Light - In Arabidopsis, light induces the translocation of phytochrome photoreceptors from the cytoplasm to subnuclear compartment called phytochrome nuclear bodies. Watch and listen as...
Parsing out blood stem cells - For many years, researcher thought that blood stem cells (HSCs) were a fairly uniform population. However, recent studies have started to show that this is not really t...
Love? Oxytocin, Actually. Nathaniel Heintz and colleagues describe how a population of interneurons in the brain prefrontal cortex, responding to the hormone oxytocin, regulates females’ interest for ...
Generation of complex behaviors by the brain requires the orchestrated activity of distinct neuronal populations. In this video, Javier Stern and Sook Jin Son describe their recent findings showing th...
Cascade Defense Tactics/Cell, Oct. 29, 2015 (Vol. 163, Issue 4) - CRISPR defends bacteria against viral invasion by recognizing the viral DNA sequence. What if virus mutates the sequence? The paper by...
Fruit chemistry alters animal behavior. This study shows the role of secondary metabolites in ripe fruits in shaping plant-animal interactions, not only by directly deterring seed predators but also b...
Portabella: A New Player in Neurotransmission - David Krantz and colleagues report the discovery of portabella, a Drosophila gene that is structurally similar to known vesicular transporters and is ex...
Chivalrous insects - Males of many species guard their mates to prevent them from mating with rival males, and to thusly ensure paternity. Generally this represents a source of conflict between the se...
