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Channel: National Academy of Sciences » Carolyn Beans
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Journal Club: Antibiotics alter the honeybee microbiome and increase bee death

To study how antibiotics affect honeybee microbiomes, researchers marked the bees and tracked their health.Image credit: Vivian Abagiu, University of Texas at Austin Antibiotics could potentially...

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Journal Club: Tracking memories in fruit fly brains

Fruit flies maintain and adjust memories in the mushroom body section of their brains, shown here in green.Image credit: Oliver Barnstedt, University of Oxford Memories help animals make predictions. A...

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Journal Club: Study dissects stereotypes, looking to understand their roots...

Study participants relied more on generic beliefs about a group than statistical beliefs about some percentage of a group.Image credit: Shutterstock/martinlubpl A stereotype, put simply, is a belief...

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Journal Club: A physicist’s take on the age-old ecological puzzle of how...

Mathematical techniques borrowed from a field known as the “physics of disordered systems” can help ecologists understand how communities form, such as this prairie ecosystem in Illinois.Image credit:...

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Journal Club: Mutation helps Zika virus evolve to more easily infect...

A newly discovered mutation makes it easier for the Zika virus to infect Aedes aegypti mosquitos, a common Zika carrier.Image: James Gathany Scientists discovered the Zika virus over half a century...

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Journal Club: Insights from 3-D images defy assumptions about how plant cells...

Plasmodesmata are channels that span cell walls, helping plant cells communicate. New images suggest that in recently-formed plasmodesmata (here shown in center as a vertical tube), the channels are...

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Journal Club: Ancient diet helps tell the story of Easter Island

By characterizing the diet of the mysterious ancient people of Easter Island, researchers shed light on whether this extinct population was more capable of adapting to their environs than some theories...

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Journal Club: New roles found for protein key to neurotransmission

  Researchers are uncovering new clues about a crucial protein that makes neurotransmission possible. Image: Shutterstock/adike Scientists know many of the proteins that make neurotransmission...

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Journal Club: Illuminating the neurons that help fruit fly larvae escape danger

Researchers are identifying key links in a neural circuit that helps fruit fly larvae reflexively escape danger.Image: Pixabay/ColiN00Bneura Disturb fruit fly larvae with sharp jabs or intense heat and...

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Journal Club: New tool predicts which compounds taste bitter

Everything from coffee to beer to dark chocolate to medicines contain a diverse array of bitter compounds.                                        Image: Shutterstock/AndreyCherkasov Humans have 25...

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Journal Club: In the mouse gut, a bacteria-killing virus evolves to attack a...

Scientists are beginning to explore how bacteriophages, the viruses that kill bacteria, help maintain a healthy gut microbiome.Image credit: Shutterstock/Ewa Parylak In scientists’ quest to understand...

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Journal Club: How to measure the global potential for biomass vegetation

A new estimate suggests that, were it not for humans, the earth could double its vegetation biomass.Image: Shutterstock/Sultonyohe Plants play a big role in removing carbon from the atmosphere. Almost...

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Journal Club: Scientists culture human placenta cells in hopes of...

Cultured human placenta cells could help scientists study miscarriage, preeclampsia, and intrauterine growth restriction.         Image: Shutterstock/Valeria Aksakova A collection of human placental...

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Journal Club: Canines remember who cooperates, suggesting principles similar...

In canine cooperation study, Belgian shepherds repaid favors but refused to help dogs who had refused to help them.Image: Nastassja Gfrerer Human cooperation often comes down to one key understanding:...

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Journal Club: Older zebra finch fathers produce young with shorter lifespans

Older zebra finch fathers produce young with shorter telomeres, possibly explaining their shorter lifespans. Image: Shutterstock/Empiric7 Scientists have long observed that the offspring of younger...

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Journal Club: Damaged reefs get quieter, causing fewer fish to hear their way...

The soundscape of this now degraded reef at Lizard Island, Northern Great Barrier Reef, Australia (above), was once louder.   (Listen below to the change from 2012 to 2016.) Image: Timothy Gordon,...

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Journal Club: Diagnosing disease with smartphone cameras

With the addition of an inexpensive UV LED light, a smartphone camera can become a sensitive tool for imaging diagnostic tests.Image: Kamal Shah, University of Washington. Bioengineers at the...

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Journal Club: Mouse microbiome findings offer insights into why a high-fat,...

The high-fat, low-carb ketogenic diet prevents seizures in children with epilepsy but is difficult to maintain and carries health risks.Image credit: Shutterstock/Yulia Furman For nearly a century,...

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Journal Club: Dogs can harbor evolving flu viruses, signaling potential...

Researchers discovered novel influenza viruses in pet dogs suffering from respiratory conditions in southern China.Image credit: Shutterstock/Andrey Kuzmin When scientists search for the origins of a...

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Journal Club: Drug-resistant microbes could threaten future global economy,...

Antibiotic resistant bacteria—such as the mustard-colored methicillin-resistant Staphylococcus aureus (MRSA) spheroids seen in this colorized scanning electron microscope image—could have a big...

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