麻豆传媒

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Hybridizing tropical and hardy water lilies holds great potential for creating new varieties with both cold tolerance and vibrant colors. However, prefertilization barriers between different subgenera have severely limited breeding success. A new study uncovers that the NpCIPK6鈥揘pSnRK1鈥揘pNCED2 molecular module in water lily stigmas interferes with abscisic acid (ABA) synthesis, leading to reactive oxygen species (ROS) accumulation that blocks incompatible pollen germination. By elucidating this cellular signaling pathway, the research provides crucial insights into overcoming reproductive barriers in water lilies and offers a conceptual framework that could enhance breeding efficiency and expand the genetic diversity of ornamental aquatic plants.

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Researchers have uncovered how the gene ClGDPD1 strengthens Eureka lemon's defense against citrus yellow vein clearing virus (CYVCV). By facilitating the accumulation of sn-glycerol-3-phosphate (G3P), ClGDPD1 triggers systemic immune responses that significantly reduce viral load and disease symptoms.

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Whether they鈥檙e counting on Medicare to pay for something it doesn鈥檛 currently pay for, thinking they can deal with the issue later, or thinking they won鈥檛 need it at all, a new poll reveals major gaps in knowledge and preparation regarding long-term care among Americans aged 50 and over.

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An ICU at Duke University Hospital used the framework and assessment tools from AACN to regularly evaluate the health of the unit鈥檚 work environment. The results were used to develop and implement strategies to improve the work environment during a six-year period and through the COVID-19 pandemic.

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Announcement of contents of the May 2025 issue of Neurosurgical Focus

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Researchers have identified a critical amino acid transporter, SlAAP6, that enhances tomato growth and salt tolerance by mediating the uptake and distribution of branched-chain amino acids (BCAAs). Overexpressing SlAAP6 elevated BCAA levels, boosted plant biomass, and improved stress resistance, while knockout mutants exhibited stunted growth and heightened salt sensitivity.

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Scientists have discovered that Mn3Si2Te6 changes from an insulator to an electrically conductive metal when exposed to a magnetic field. In Mn3Si2Te6, applying a magnetic field causes a weak metallic state with trapped electrical changes to form in the material. This study examined the processes that cause this behavior.

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Here鈥檚 a look at some of the most recent discoveries that are helping to advance more effective and targeted treatment strategies for glioblastoma and other aggressive brain cancers.

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An international team of scientists has moved beyond just 鈥渟cratching the surface,鈥� to understand how microplastics move through and impact the global ocean. For the first time, scientists have mapped microplastic distribution from the surface to the deep sea at a global scale 鈥� revealing not only where plastics accumulate, but how they infiltrate critical ocean systems.