Drosophila insulin-like peptides (dILPs) regulate part of the signaling pathway that helps keep organs growing in proportion during development.
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The method to the dengue virus's maddening infectiousness.
The global spread of dengue virus has immunologists and public-health experts debating the best way to curb infection.
During development, communication between organs determines their relative final size.
A study suggests that some mouse models do not accurately mimic human molecular mechanisms of inflammatory response, but other mouse strains may fare better.
A maturing mouse gut nervous system (shown in orange), a mesh-like system of neurons that regulates digestion and gastrointenstial function, runs from the stomach through the intestines.
One of the most advanced tuberculosis vaccines has failed to protect infants from getting the disease in a clinical trial, but it may be effective in adults.
With dogged persistence and an unwillingness to entertain defeat, Bruce Beutler discovered a receptor that powers the innate immune response to infections—and earned his share of a Nobel Prize.
Some of these insidious viruses expertly subvert the host immune system, allowing their unhindered proliferation.
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