Articles tagged with Skin Cells
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The study reveals that the electric blue spots of the bluespotted ribbontail ray are produced by unique skin cells with a stable 3D arrangement of nanoscale spheres containing reflecting nanocrystals. The team believes this colouration provides camouflage benefits to the stingrays, allowing them to blend with their surroundings.
A recent study by Johns Hopkins Medicine reveals that the ZAK protein is a critical player in the cell's response to UV radiation damage, determining whether cells live or die. The research, published in Cell, suggests that companies developing drugs targeting ribosomes may find ZAK to be a driver of cell death across cancer types.
Scientists have developed a new immunotherapy that can identify and fight cancer cells in patients with Merkel cell carcinoma. The treatment involves stimulating the immune system's T cells against specific elements of the virus involved in cancer formation.
Researchers at USC Keck School of Medicine discovered that a low-salt diet can stimulate kidney regeneration and repair in mice by targeting the macula densa region. This finding holds promise for developing a new therapeutic approach to treat chronic kidney disease, which affects millions worldwide.
Researchers at Francis Crick Institute develop a new genetic therapy that silences mutated NRAS gene in cells with congenital melanocytic naevus syndrome (CMN), potentially reversing debilitating giant moles. The treatment has shown promising results in mice and could be used to reduce cancer risk in affected children and adults.
Researchers discovered a new way to effectively treat melanoma using nutrients to reactivate suppressed metabolic pathways in cancer cells. The innovative treatment, involving tyrosine nanomicelles, showed promising results in mice and lab-derived human cells, inhibiting tumour growth and reducing glycolysis.
Researchers at UTEP have developed a new therapeutic approach to treat skin and lung fibrosis by targeting and rehabilitating cells responsible for the disease. The nanoparticles successfully modified the cells to stop producing excess collagen, offering hope for improved treatments and enhanced quality of life.
Researchers created a prototype of 'living bioelectronics', combining bacteria, sensors, and gel to integrate with living tissue. The device reduced inflammation and improved psoriasis-like symptoms in mice, offering potential for treating various skin conditions and injuries.
Scientists from Tokyo Medical and Dental University successfully generate autologous skin grafts by introducing mutations into mouse embryos, which then form sheets of epidermis containing hair follicles. These grafted skin patches survive up to 3 months and mimic mature epidermis structure.
A new study found that higher lifestyle scores associated with better heart health can lead to a younger biological age and lower risk of heart disease and stroke. The study used DNA methylation levels as a biomarker to estimate biological age.
A study by Trinity College Dublin researchers has linked rare mast cell types to treatment response in chronic spontaneous urticaria (CSU), a common skin condition characterized by recurring hives. The findings suggest that these cells may help predict who will respond well to anti-IgE therapies.
Scientists have discovered that aging clocks measure stochastic changes in cells, rather than damage accumulation. This finding suggests that aging can be predicted using the variation in cellular processes.
Researchers found that iron is a regulator of energy usage by immune cells in the lungs, which can help treat asthma and other allergic diseases. Blocking or limiting iron uptake may reduce asthma severity.
Researchers at Mass General Brigham have identified Th2-multipotent progenitor (Th2-MPP) cells, which may play a crucial role in sustaining type 2 inflammation and contribute to disease symptoms. These findings provide potential targets for therapeutic interventions and lay the groundwork for future disease-modifying approaches.
Researchers developed a new experimental strategy to tackle scarring and fibrosis by releasing enough collagen to prevent tissue damage while protecting it from excessive amounts. The strategy, which uses molecules known as peptides to block the export of collagen from cells, shows promise in treating conditions such as scleroderma.
Researchers have identified CAR-T cell therapy as a potential treatment for autoimmune diseases such as rheumatoid arthritis, SLE, and type 1 Diabetes Mellitus. Early studies have shown promising results in reducing disease activity and improving patients' quality of life, but long-term data on safety and efficacy is limited.
Researchers at Kobe University discovered a new gene, FDFT1, responsible for porokeratosis by identifying epigenetic silencing. Patients with localized lesions didn't have inherited damaged copies, leading to a hypothesis that epigenetic changes are the first hit. The findings have implications for treatment and counseling.
Researchers at NTU Singapore successfully grew 'mini kidneys' in the lab, grafted them into live mice, and found a potential treatment for polycystic kidney disease by boosting autophagy. The study suggests that minoxidil could be used to reduce cysts in the novel mouse model.
Researchers from NTU Singapore and the University of Toulouse discovered a link between ionophores, cellular ion balance, and inflammation. The study found that cells trigger an immune response when potassium ions fall below a certain level, releasing pro-inflammatory molecules.
Researchers developed a new, accessible, and affordable sequence method using qPCR to identify touch DNA. The study found that male DNA was detected on the female's hand in 50% of trials, indicating secondary transfer, while male DNA on the coffee mug was recorded 27% of time indicating tertiary transfer.
Scientists discovered a shift in gene regulation by enhancers during embryonic development, showing both 'instructive' and 'permissive' modes of regulation. The study found that developmental stage determines which mode is dominant, allowing for rapid gene expression changes and tissue-specific control systems.
Researchers at OHSU have developed a new strategy to treat infertility by turning skin cells into eggs capable of producing viable embryos. The technique involves transferring the nucleus of a skin cell into a donated egg, reducing its chromosomes by half to create a fertilizable embryo.
Scientists from the University of Surrey have developed a technique for electrospinning 3D scaffolds, allowing skin grafts to be grown directly from a patient's own skin. The scaffolds showed improved viability and functionality compared to traditional methods.
A new terahertz biosensor has been developed to detect skin cancer with exceptional sensitivity, leveraging the unique properties of THz waves. The device analyzes a combination of parameters to provide a richer picture of tissue, allowing for accurate differentiation between healthy and cancerous cells.
Scientists at Northwestern University and UCSF have developed a new technique to enhance the potency of human T cells against cancer. By studying mutations in malignant T cells, they were able to create T cells that can kill tumors derived from skin, lung, and stomach cancers in mice.
Researchers discovered that microRNA-29 can restore normal skin structure rather than producing a scar, promoting faster and more efficient wound healing. The release of microRNA-29 targets, particularly LAMC2, is crucial in this process, suggesting a potential new approach for treating large-area or deep wounds.
Researchers identify successful treatment of granulomas in the skin with mTOR inhibitor sirolimus, which showed partial complete remission of symptoms in 7 out of 10 patients. The study suggests targeting both immune and non-immune cells in granulomas may prevent recurrence.
Researchers identified a new PD-1 immune checkpoint mechanism promoting merkel cell carcinoma growth. MCC cells express PD-1 and its receptor binding accelerates tumor growth via mTOR pathway activation.
Researchers have identified a 3D fragment of fossilized skin that is at least 21 million years older than previously described skin fossils. The ancient skin shares features with reptiles alive today, highlighting the importance of epidermis for survival in terrestrial environments.
MIT researchers have developed a new method to track cell differentiation and study long-term processes like cancer progression or embryonic development. They used noninvasive Raman spectroscopy to monitor embryonic stem cells as they differentiated into multiple cell types over several days.
Researchers have gained a deeper understanding of the nuanced roles of JAK inhibitors in inflammation across various cell types and tissues. The study reveals that activating JAK1 signaling has tissue-specific effects, including an unexpected immunoregulatory role in lung sensory neurons, which suppresses lung inflammation.
A new study from Indian Institute of Science finds that certain types of cancer cells respond well to IFN-γ activation, while others don't. The researchers suggest approaches to make non-responsive cancer cells better respond to immunotherapy by targeting their metabolism.
Researchers found a significant increase in extracellular vesicles released by aged keratinocytes, which were also enriched with specific microRNAs. These EVs impaired young keratinocyte proliferation and organogenesis, mimicking aged skin defects.
Researchers discovered distinct mechanisms controlling different types of immune cells and found a way to selectively eliminate 'problematic' cells driving autoimmune disorders. This breakthrough offers precise targets for potential treatment strategies, potentially revolutionizing the way we treat skin conditions.
Four retinoids (RPalm, RP, HPR, and ROL) show anti-photoaging activities in vitro, while RPalm and RP are superior in a UVB-induced mice model. Topical application of these retinoids shows satisfactory biosafety without significant side effects.
Researchers at PSI and ETH Zurich successfully transplanted mechanically reprogrammed fibroblasts into a model of old, damaged skin tissue, revealing that the tissue can be rejuvenated and injuries heal faster. The technique uses spatially confined conditions to erase functional errors accumulated by aged cells during the aging process.
Researchers at NTNU are developing a new therapy for rare hereditary diseases like DOOR syndrome using mini-brains grown in the lab. The treatment involves injecting a virus with a healthy OXR1 gene to produce the missing protein, which may help stop or reverse the disease.
A Mayo Clinic study found patients with lower extremity lymphedema had twice the risk of developing skin cancer, including basal cell carcinomas and squamous cell carcinomas. Regular skin cancer screenings are crucial for these patients as early detection is critical.
Scientists developed a synthetic melanin that accelerates wound healing and protects against sun damage. The cream also quiets the immune system, allowing for continuous repair and reducing inflammation.
Scientists at Imperial College London have found that cells within hair follicles can detect touch and release neurotransmitters serotonin and histamine. This discovery may help understand histamine's role in inflammatory skin diseases like eczema.
Researchers sequenced skin samples from people with psoriasis and found minimal differences in mutation types between affected and unaffected skin tissue. Driver mutations were identified, but their impact on the development of psoriasis is unclear.
Researchers have discovered axonal dysregulation in the prenatal brain as a mediator of genetic risk for schizophrenia. The study used induced pluripotent stem cells and three-dimensional brain organoids to identify key genes involved, including CYFIP1, which is highly expressed in microglia.
Researchers found that apoptotic cells induce apoptosis in neighboring hair follicle cells during the regression cycle. The study proposes a mathematical model of the hair follicle regression cycle, which suggests that the dermal papilla plays an essential role in initiating apoptosis.
Researchers use Listeria bacteria to break open cell organelles and study their function in relation to shape. They found that function does not always follow form, with cells recognizing and increasing efforts to remove misshapen organelles.
A new technology has identified a genetic abnormality causing xeroderma pigmentosum (XP)-F, a skin disorder. The technique effectively reversed many cellular phenotypes associated with XP and may be effective for genetic treatments of other diseases.
Researchers at the University of Manchester are enhancing bioprinting technology to create new skin, bone, and tissue for transplantation in space. The project aims to protect astronauts' health from diseases like osteoporosis caused by microgravity exposure.
Hogfish use their skin to view themselves and fine-tune color changes, a sensory feedback mechanism that lets them monitor their surroundings. Researchers have found light-sensitive opsin proteins in the skin, allowing them to capture changes in light that are filtered through pigment-filled cells.
A global team of experts outlines a roadmap for creating a comprehensive and inclusive reference work on human skin cell composition. The proposed Human Skin Cell Atlas will provide a standardized framework for semi-automated mapping of patient-specific changes in skin diseases, supporting personalized medicine.
Researchers found that C9ORF72 mutations impair neural stem cell renewal, leading to reduced brain regions during embryonic development. This impairment could contribute to disease symptoms later in life. The study used patient-derived nerve cells and laboratory mice to demonstrate the impact of C9ORF72 on neurodevelopment.
Scientists have identified a molecule that regulates nerve cell sensors, which could lead to new therapeutics for obesity, osteoporosis, and inflammatory diseases. The molecule can be modified into peptide-based therapeutics to boost the activity of channels involved in bone strength and satiety.
A new study revealed that people in the UK have facial skin with more DNA damaged from the sun than those in Singapore, leading to a higher risk of developing keratinocyte skin cancers. This is despite lower UV light exposure levels in the UK.
Researchers developed a reinforcement learning model that incorporates human decision-making criteria to improve AI accuracy in skin cancer diagnoses. The study showed increased sensitivity for melanoma and basal cell carcinoma, leading to more accurate diagnoses and optimal treatment decisions.
A large study found a significant link between vitamin D levels and psoriasis severity, with lower levels associated with greater severity. The research suggests that a vitamin D-rich diet or oral supplementation may provide benefits for individuals with psoriasis.
Researchers from Binghamton University found that collagen fibers in skin become more tightly packed together, leading to increased stiffness and tissue hardness. This study sheds light on the biological mechanisms behind sun-induced skin changes.
Researchers have discovered how MCV initiates DNA replication in host cells, allowing the virus to make hundreds of new copies of itself. This process is different from normal cellular DNA replication and can lead to cancer if not controlled.
Researchers discovered a novel peptide, T14, that is detectable in human keratinocytes and inversely related to age, with higher levels found in chronically photosensitive individuals. The study suggests that monitoring T14 levels may offer insights into the link between degenerative diseases and epidermal cell profiles.
A study published in the Journal of the American Academy of Dermatology found that curettage and cryosurgery is an effective and safe treatment method for basal cell carcinoma. The procedure involves scraping the lesion with a curette followed by freezing, resulting in good outcomes with minimal side effects.
A team of researchers identified TIM-1 as a key player in regulating anti-tumor immunity in melanoma. By targeting TIM-1, the immune system can activate killer T cells to inhibit tumor growth. The study's findings have significant implications for developing new cancer therapies.
Researchers developed CrossDome, a tool that uses genetic and biochemical information to predict T-cell immunotherapy's impact on healthy cells. The tool identified high-risk candidates in cases where treatments mistakenly attacked heart cells.
Researchers developed a new method, photoacoustic spectral analysis (PASA), to analyze the tumor microenvironment without invasive procedures. The technique uses laser light and sound waves to identify different types of tumors with high accuracy.