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Skin and immune cells coordinate defenses against assault

As the human body's largest organ, the skin is responsible for protecting against a wide range of possible infections on all fleshy surfaces, from head to toe. So how exactly does the skin organize its defenses against such an array of threats?.....»»

Category: biomedSource:  sciencedailyMay 8th, 2021

Windows 0-day was exploited by North Korea to install advanced rootkit

FudModule rootkit burrows deep into Windows, where it can bypass key security defenses. Enlarge (credit: Getty Images) A Windows zero-day vulnerability recently patched by Microsoft was exploited by hackers working on be.....»»

Category: topSource:  arstechnicaRelated NewsAug 20th, 2024

Sea anemone study identifies potentially regenerative stem cells linked to conserved genes

The sea anemone Nematostella vectensis is potentially immortal. Using molecular genetic methods, developmental biologists led by Ulrich Technau from the University of Vienna have now identified possible candidates for multipotent stem cells in the se.....»»

Category: topSource:  marketingvoxRelated NewsAug 19th, 2024

New method uses nanoparticles to reprogram exhausted immune cells

A novel study led by Prof. Mira Barda-Saad and her research team at the Goodman Faculty of Life Sciences at Bar-Ilan University has unveiled a novel method to rejuvenate natural killer (NK) cells in the fight against cancer. The study, published on t.....»»

Category: topSource:  physorgRelated NewsAug 19th, 2024

Going slow is better for fast cycling: Study reveals unique replication fork behavior in pluripotent stem cells

Embryonic stem (ES) cells are pluripotent stem cells that can produce all cell types of an organism. ES cells proliferate rapidly and have been thought to experience high levels of intrinsic replication stress. However, a recent report published in E.....»»

Category: topSource:  physorgRelated NewsAug 19th, 2024

This new threat proves that Macs aren’t immune from malware

The latest malware threat for Mac users targets popular browsers that you could be using this very instant. Which ones are affected?.....»»

Category: topSource:  digitaltrendsRelated NewsAug 16th, 2024

Exploring Huntington"s disease: Researchers discover that protein aggregates poke holes in the nuclear membrane

Researchers at Utrecht University in the Netherlands have identified a new way in which the toxic protein aggregates associated with Huntington's disease may damage nerve cells and cause them to die......»»

Category: topSource:  physorgRelated NewsAug 16th, 2024

New tool simplifies cell tracking data analysis

Studying cell migration is vital because it plays a crucial role in many biological processes, including immune response, wound healing, and cancer metastasis. Understanding how cells move and behave can lead to breakthroughs in treating diseases, de.....»»

Category: topSource:  physorgRelated NewsAug 16th, 2024

New cobalt complex triggers ferroptosis in cancer cells

In programmed cell death, certain signaling molecules initiate a kind of suicide program to cause cells to die in a controlled manner. This is an essential step to eliminate damaged cells or to control the number of cells in certain tissues, for exam.....»»

Category: topSource:  physorgRelated NewsAug 14th, 2024

An affordable tracking microscope to democratize microorganism research

Studying the complex motility patterns of cells and microorganisms is key to understanding their behaviors and biomechanics. However, many conventional microscopes are constrained by fixed lenses and the lack of ability to track organisms over extend.....»»

Category: topSource:  physorgRelated NewsAug 14th, 2024

Common equine painkiller disrupts assisted reproduction technique efficiency in mares

Researchers at the Texas A&M School of Veterinary Medicine & Biomedical Sciences (VMBS) have discovered that phenylbutazone, a non-steroidal anti-inflammatory drug (NSAID) commonly prescribed in horses, can affect the ability of a mare's egg cells—.....»»

Category: topSource:  physorgRelated NewsAug 14th, 2024

Advance in stem cell therapy: New technique for manipulating stem cells opens door to novel treatments

A new technique developed by McGill researchers for mechanically manipulating stem cells could lead to new stem cell treatments, which have yet to fulfill their therapeutic potential......»»

Category: topSource:  physorgRelated NewsAug 13th, 2024

AI-driven method enhances electron microscopy imaging capabilities of complex biological systems

Electron microscopy has enabled visualization of the intricate details inside cells. The advancement to 3D electron microscopy, known as volume EM (vEM), has further expanded this three-dimensional, nanoscale imaging capacity. However, trade-offs bet.....»»

Category: topSource:  physorgRelated NewsAug 13th, 2024

Starvation and adhesion drive formation of keratinocyte patterns in skin, research reveals

Fingerprints are one of the best-recognized examples of pattern formation by epithelial cells. The primary cells in the epithelium are the keratinocytes, and they are known to form patterns at the microscopic and macroscopic levels. While factors aff.....»»

Category: topSource:  physorgRelated NewsAug 13th, 2024

International team discovers key protein that helps cells maintain their identity

A discovery regarding Mrc1 (Mediator of Replication Checkpoint 1)—a fission yeast protein involved in DNA replication—has been published in Cell. The discovery is the result of an international research collaboration, led by Professors Genevieve.....»»

Category: topSource:  physorgRelated NewsAug 13th, 2024

A new robotic platform to reproduce and study complex ciliary behavior

Cilia are sensory structures extending from the surface of some cells. These hair-like structures are known to contribute to the sensorimotor capabilities of various living organisms, including humans......»»

Category: topSource:  physorgRelated NewsAug 13th, 2024

Studying the skin of the great white shark could help reduce drag in aircraft

High-ridged dentricles reduce drag at low speeds; alternating ridges do so at high speeds. Enlarge / Great white sharks can reduce drag at different swimming speeds thanks to high and low ridged dentricles in its skin. (credit: T.....»»

Category: topSource:  arstechnicaRelated NewsAug 13th, 2024

How do butterflies stick to branches during metamorphosis?

Most of us learned about butterfly metamorphosis as a kid—a wriggly caterpillar molts its skin to form a tough chrysalis and emerges as a beautiful butterfly. But how exactly do chrysalises stay anchored as the butterfly brews within?.....»»

Category: topSource:  marketingvoxRelated NewsAug 9th, 2024

Heat stress survival: Unraveling the HsfA2-ACTIN dynamics in lily varieties

A research team has identified that the heat stress transcription factor HsfA2 and actin-interacting protein (AIP) LACTIN interact at the protein level in Lilium longiflorum "White Heaven," mediating gene expression and protecting cells from heat str.....»»

Category: topSource:  physorgRelated NewsAug 8th, 2024

More evidence on the dangerous attitudes of men who ogle

A new Edith Cowan University (ECU) study has provided further evidence that men who frequently stare at women's bodies, rather than their faces, are more likely to harbor harmful attitudes and show tendencies that may lead to sexual assault......»»

Category: topSource:  physorgRelated NewsAug 8th, 2024

Microscopy technique "paves way" for improving understanding of cellular functions

Scientists have developed a new way of counting labeled proteins in living cells that could become a standard and valuable tool in the field of biomedical research......»»

Category: topSource:  physorgRelated NewsAug 8th, 2024