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Displaying 1188 of 2889 articles.

First mapping of cells in the early human placenta to advance research on problem pregnancies

Scientists have made the first comprehensive inventory of cells present in the human placenta of the first trimester, a stage when many pregnancy complications are thought to arise. The findings could fuel new research on conditions such as preeclampsia and pre-term birth.

New method for studying gene expression could improve understanding of brain disease

By analyzing gene expression patterns, researchers have identified previously unknown distinctions between mouse and human neurons. They have also developed a new way to track cellular changes associated with brain disorders.

Mosquito genome opens new avenues for reducing bug-borne disease

Researchers have assembled a new and improved DNA catalogue for the mosquito Aedes aegypti. This tool will help researchers understand the insect’s biology, and may lead to new strategies for preventing diseases like Zika and dengue.

Embryos remember the chemicals that they encounter

A new study shows that embryonic cells retain a memory of the chemical signals to which they are exposed. Without these memories, cells fail organize into distinct tissue types.

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Enzyme structure helps to explain how protein factories are constructed

Researchers characterized the structure of Mdn1, an enzyme key to making ribosomes.

Searching in soil, scientists find a new way to combat tuberculosis

Analyzing soil samples from across the country, researchers have identified an antibiotic capable of treating strains of tuberculosis that do not respond to existing therapies.

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New approach to cancer immunotherapy overcomes toxicity hurdle

Using a unique mouse model, Rockefeller scientists have developed a new strategy in cancer immunotherapy that is more safe and effective than other treatments of its kind.

To see what’s right in front of you, your brain may need some rewiring

As you encounter new experiences and form new memories, your brain changes. Now, researchers show that some of these change occur in a brain region devoted to visual perception.

In tiny worms, researchers find spiking neurons—and clues about brain computation

Studying neurons in C. elegans, researchers made a surprising discovery: these roundworms, like most animals, process information using a digital, electric code.

Scientists investigate how DEET confuses countless critters

DEET, a chemical in bug sprays, affects the behavior of highly diverse organisms—but how it works remains unclear. New research in C. elegans shows that the compound exploits unique receptors and neurons to interfere with the animals’ response to odors.