Add BrightSurf on Google Email

Groundbreaking images of root chemicals offer new insights on plant growth

Researchers at UC San Diego and Stanford University have developed a roadmap of root chemicals that are critical to plant growth, providing new insights into plant development. The study reveals that key small molecules are clustered in patches across the root, suggesting a purposeful distribution for optimal growth.

SourceUniversity of California - San Diego·JournalNature Communications·TypeExperimental study·DateMay 25, 2023

Precursor of breast cancer or not?

Researchers developed a method to predict DCIS progression to invasive breast cancer using mice with human DCIS cells. The study found molecular similarities between humans and mice, including the presence of HER2 protein increasing breast cancer risk.

SourceNetherlands Cancer Institute·JournalCancer Cell·TypeExperimental study·DateMay 3, 2023

The Mathematics of Cell Boundary 'Ruggedness'

The study, led by Professor Takashi Miura of Kyushu University, has discovered that interdigitated cell boundaries have a mathematically scaling pattern with self-similarity. The team used the Edwards-Wilkinson model to simulate and understand the molecular mechanism responsible for these dynamics.

SourceKyushu University·JournaliScience·TypeExperimental study·DateApr 21, 2023

Gene essential to making DNA appears to be a good target in minimizing pulmonary hypertension

Researchers discover that inhibiting a gene crucial for DNA production can significantly reduce destructive cell proliferation and disease progression in pulmonary hypertension. This finding presents a potential treatment target for the condition, which affects females aged 30-60 with limited treatment options.

SourceMedical College of Georgia at Augusta University·JournalEuropean Heart Journal·DateMar 14, 2023

Beyond the average cell

Researchers from Washington University in St. Louis and Purdue University used single-cell data to develop a new framework for understanding the relationship between cell growth, DNA replication, and division in bacteria. They found that individual cells can exquisitely coordinate these processes, despite the 'noisiness' of each process.

SourceWashington University in St. Louis·JournalPLOS Genetics·TypeComputational simulation/modeling·DateJan 9, 2023

Organelles grow in random bursts

Researchers at Washington University in St. Louis demonstrated that eukaryotic cells can control organelle size by exhibiting random bursts of growth, maintaining a narrow window of precision within this noise., The study suggests a biophysical mechanism for the robustness and universality of organelle size control.

SourceWashington University in St. Louis·JournalPhysical Review Letters·TypeExperimental study·DateJan 6, 2023

Plants between light and darkness

Researchers discovered two ion transport proteins, VCCN1 and KEA3, that dynamically adjust photosynthetic performance in response to light fluctuations. The study found that these proteins play a crucial role in protecting plants from excessive sunlight and optimizing growth under varying light conditions.

SourceMax-Planck-Gesellschaft·JournalNew Phytologist·TypeExperimental study·DateDec 23, 2022

Cell quality control

In a groundbreaking study, researchers at Eötvös Loránd University have found that gland cells in Drosophila melanogaster can remove defective secretory particles as early as the secretion process begins. This discovery sheds new light on crinophagy, a previously understudied process crucial for maintaining cellular quality and function.

SourceEötvös Loránd University·JournalTraffic·DateDec 15, 2022

Fighting cancer is more efficient at dawn

Researchers at UNIGE and LMU discovered that immune system's anti-tumour activity peaks in the morning. Tumours implanted at night grew faster than those implanted in the afternoon. Administering immunotherapy treatments early morning significantly enhanced their effectiveness, suggesting a new strategy for cancer treatment.

SourceUniversité de Genève·JournalNature·TypeNews article·DateDec 6, 2022

From cell walls to photosynthesis: How does manganese get to where it needs to go in plants?

A team of researchers from Martin-Luther-University Halle-Wittenberg has discovered a transport pathway for manganese in plants and the role that BICAT3 plays in this process. The protein is responsible for transporting manganese to where it needs to go in plant cells, leading to improved crop growth.

SourceMartin-Luther-Universität Halle-Wittenberg·JournalPLANT PHYSIOLOGY·TypeExperimental study·DateNov 15, 2022

Copper a clue in the fight against cancer

Researchers discovered that the Memo1 protein binds copper ions, blocking toxic redox reactions that damage or kill cancer cells. The protein's interaction with copper also protects against metastasis formation in breast cancer cells. This finding opens up potential new treatments for cancer.

SourceChalmers University of Technology·JournalProceedings of the National Academy of Sciences·TypeExperimental study·DateNov 10, 2022

How cells find the right partners

Researchers found that the Eya protein regulates cell contact behavior, allowing for self-organization of epithelial cells with nurse cells. This mechanism enables complex development processes, including egg chamber formation and sperm cell development, in Drosophila.

SourceUniversity of Freiburg·JournalNature Communications·DateNov 2, 2022

Aston University researchers ‘feed’ leftover coffee grounds to microalgae to produce low emission biodiesel

Researchers at Aston University have developed a method to produce high-quality biodiesel from spent coffee grounds by growing microalgae on the grounds. This innovative approach reduces competition with food crops and decreases greenhouse gas emissions from palm tree cultivation.

SourceAston University·JournalRenewable and Sustainable Energy Reviews·TypeExperimental study·DateNov 1, 2022

On the trail of missing genes and cancer clues

Researchers at La Jolla Institute for Immunology discovered a direct link between TET protein loss of function and missing genes in embryonic stem cells, which can lead to cancer growth. The study found that TET proteins are crucial for maintaining genome stability, and their loss results in aneuploidies, a common feature of cancer cells.

SourceLa Jolla Institute for Immunology·JournalNature Communications·TypeExperimental study·DateOct 27, 2022

A key regulator of cell growth deciphered

A team from the University of Geneva has identified the structure of the SEA complex, a key regulator of cell growth, and how it controls the activity of the major regulator of cell growth, mTOR. The discovery provides new insights into how cells perceive nutrient levels to regulate their growth.

SourceUniversité de Genève·JournalNature·TypeNews article·DateOct 27, 2022

Powerful enzyme that tamps down inflammation holds promise for protecting the eyes in diabetes, premature birth

Researchers found that increasing arginase 1 availability helps alleviate unhealthy responses and interrupt destructive inflammation in diabetic retinopathy and retinopathy of prematurity. This is achieved by reducing L-arginine levels, which in turn reduces inducible nitric oxide synthase activity.

SourceMedical College of Georgia at Augusta University·JournalCell Death and Disease·DateOct 12, 2022

Scientists identify unique breast cancer cells that control their ability to proliferate and colonize the lungs

Researchers discovered a type of triple-negative breast cancer cell that can trigger dormancy, evading therapies and allowing for efficient survival in distant organs. This finding highlights the need for more selective therapeutic strategies targeting both dividing and invasive dormant cells.