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Scientists track ‘doubling’ in origin of cancer cells

Researchers at Johns Hopkins Medicine have charted a molecular pathway that can lure cells down a hazardous path of duplicating their genome too many times, a hallmark of cancer cells. The findings reveal what goes wrong when a group of molecules and enzymes trigger the cell cycle, leading to cancer development.

SourceJohns Hopkins Medicine·JournalScience·DateMay 2, 2024
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SMART researchers pioneer sensor multiplexing for real-time decoding of different plant stresses

SMART researchers develop a nanosensor that selectively detects salicylic acid in live plants, vital for stress response. The sensor combines sensors for H₂O₂ and salicylic acid, enabling simultaneous monitoring of plant hormones and aiding in early diagnoses to improve crop resilience.

SourceSingapore-MIT Alliance for Research and Technology (SMART)·JournalNature Communications·TypeExperimental study·DateApr 23, 2024

Stress test finds cracks in the resistance of harmful hospital bugs

Researchers found that trehalose and glycogen pathways are crucial for stress tolerance in Pseudomonas aeruginosa, a significant pathogen causing pneumonia and hospital-acquired infections. Disrupting these pathways significantly reduced the bacteria's ability to survive on man-made surfaces.

SourceJohn Innes Centre·JournalPLOS Biology·DateApr 22, 2021

Osmotic stress identified as stimulator of cellular waste disposal

Researchers discovered a new mechanism linking osmotic stress to the activation of autophagosomes and lysosomes, which play central roles in cellular recycling and degradation. The study provides insights into how environmental influences impact cellular processes and offers potential therapeutic avenues for neurodegenerative diseases.

SourceForschungsverbund Berlin·JournalNature Cell Biology·DateJun 29, 2020

High salinity protects corals from heat stress

Researchers at KAUST found that high salinity can protect corals from heat stress by increasing the levels of antioxidant floridoside. This compound helps regulate osmotic pressure and prevent severe bleaching in coral model organism Aiptasia.

SourceKing Abdullah University of Science & Technology (KAUST)·JournalBiology Open·DateFeb 27, 2018

Helping corals to cope with pressure

Tiny plant cells in coral tissue produce osmolytes to regulate pressure, helping corals survive in salty waters. This finding has important implications for managing coral reefs under climate change.

SourceKing Abdullah University of Science & Technology (KAUST)·JournalScience Advances·DateAug 28, 2017
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Sensor demonstrates lack of space in living cells

Researchers developed a novel sensor that changes color depending on the confinement of space in cells, demonstrating the effects of lack of space on protein behavior. The study reveals attractive forces inside cells that override compression effects, leading to changes in protein functions under osmotic stress.

SourceRuhr-University Bochum·JournalAngewandte Chemie International Edition·DateJan 5, 2015

UCSD team determines cellular stress within body is critical

A UCSD research team found that a specific transcription factor plays a crucial role in cells' ability to adapt to osmotic stress, which can lead to immune system dysfunction and cancer progression. The study's findings offer new possibilities for developing drugs to treat autoimmune diseases, transplant rejection, and cancer.

SourceUniversity of California - San Diego·JournalProceedings of the National Academy of Sciences·DateJul 6, 2004
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