Articles tagged with Skin Cancer
Researchers discovered a promising new agent, CP-31398, that restores mutant p53 tumor suppressor function and inhibits skin cancer growth in mice exposed to UVB light. The findings suggest potential for this approach as a sunscreen component for preventing and treating UV light-induced skin cancers.
A team of scientists has developed a tissue-engineered, organotypic 3D culture system of esophageal squamous cell cancer, revealing the genetic mutations and tumor microenvironment driving the disease. The model also highlights the critical role of stromal fibroblasts in cancer progression.
A team of Johns Hopkins scientists found that topical application of broccoli sprout-derived extract can protect human skin against UV radiation-induced damage. The extract works by boosting protective enzymes in cells, providing long-lasting protection even after the extract is removed from the skin.
A study published in the American Journal of Clinical Nutrition found that folic acid supplements can dramatically lower blood arsenic levels by up to 14 percent. Folate deficiency is common in Bangladesh, where the study was conducted, and supplementation enhanced detoxification of arsenic.
Researchers at UVA Health System discovered how cells protect themselves from DNA damage caused by UV rays, involving an unexpected connection between proteins. The study reveals part of a pathway inside human cells that regulates when and how cells repair damage to their DNA.
Researchers have developed a protocol for generating mice with squamous cell carcinoma, allowing them to study the disease in a controlled environment. The method involves injecting mice with DMBA and TPA, leading to tumor formation and enabling scientists to examine the role of the immune system in susceptibility to skin cancer.
Researchers have discovered that sulforaphane can prevent severe blistering and skin breakage associated with the rare genetic disease EBS. The study, funded by various organizations, found marked improvement in treated mice, suggesting a potential therapeutic for this condition.
A Rutgers study found that moderate caffeine intake combined with exercise can protect against UVB radiation-induced skin damage. Apoptosis rates increased by 95% in caffeine drinkers, 120% in exercisers, and nearly 400% in those who drank and exercised.
Researchers at the University of Texas M.D. Anderson Cancer Center discovered that a protein called IKK-alpha protects an important cell defense mechanism from silencing in skin cancers. The protein prevents DNA methylation, which normally silences the checkpoint gene 14-3-3-sigma.
Researchers found a substantial rise in cutaneous T-cell lymphoma cases over three decades, with highest rates in San Francisco and lowest in Iowa. The disease disproportionately affects men, Blacks, and those living in affluent areas.
A study published in the Journal of the National Cancer Institute found that nearly 80% of Kaposi sarcoma tumors arose independently from multiple cells. This challenges the traditional understanding of cancer origins, suggesting that Kaposi sarcoma is not a true metastatic cancer.
Research reveals that p53 gene mutations can trigger skin cancer, particularly squamous cell carcinoma (SCC), by accelerating malignant progression and sensitizing skin cells to tumor formation. Inflammation also plays a critical role in SCC development, with the chemokine receptor D6 acting as a key regulator.
Researchers have discovered a natural body lipid that signals cells to normalize growth and maturation. The finding, published in The Journal of Investigative Dermatology, shows that bypassing the signaling pathway restores normal differentiation of skin cells in diseases like psoriasis.
Researchers found that a specific enzyme, ATM, plays a crucial role in shutting down transcription near sites of DNA damage, ensuring repair in an undisturbed environment. This discovery could lead to a better understanding of genetic aberrations and cancer development in individuals with ATM deficiency.
Researchers discovered that caspase-14 plays a crucial role in maintaining the skin's balance of moisture and protecting against UVB radiation. The protein helps to regulate the processing of a key protein involved in skin structure, which can explain dehydration.
Researchers at Ohio State University found that male mice developed squamous cell carcinoma tumors earlier and had more aggressive tumors than female mice. The study suggests that gender-linked differences in antioxidants may be the key reason behind this disparity.
Research suggests that brown algae polyphenols (BAPs) extracted from a marine seaweed can reduce the number of skin tumors by up to 60% and their size by up to 43%. The substances also reduced inflammation, with lower levels of COX-2 and prostaglandin E2 detected in BAP-treated animals.
Researchers are developing a new treatment approach using a patient's own immune cells, called T cells, to fight skin and breast cancer. The goal is to train the immune system to recognize and attack cancer cells, potentially leading to improved treatments.
A study found specific genetic alterations in the stroma of head and neck skin cancers are linked to smoking and tumor aggressiveness. The research identified key genomic regions that may harbor genes related to clinical outcome and targeted therapy.
A study found that kidney transplantation increases the risk of certain cancers, including nonmelanoma skin cancer and Kaposi sarcoma. The overall incidence of cancer was 3.27 times higher after transplantation compared to before or during dialysis.
Researchers found that tea extracts reduce inflammation and duration of radiation-induced skin damage by up to 10 days. Green tea extracts are more effective than black tea in some patients.
Researchers at the University of Cincinnati found that firefighters are twice as likely to develop testicular cancer and have higher rates of non-Hodgkin's lymphoma and prostate cancer. The study analyzed data from 110,000 firefighters and confirmed previous findings on multiple myeloma risk.
Scientists at the University of Kentucky are testing a lotion that stimulates melanin production, reducing UV damage and increasing skin protection. The treatment has promising results, offering an alternative to traditional sunless tanning products and tanning beds.
Researchers at OHSU discovered that the over-expression of Smad7 causes epidermal stem cells to shift from producing hair follicles to sebaceous glands in aged skin. This finding provides a potential therapeutic approach for treating hair loss, oily skin, and certain cancers.
Researchers have developed a new sunscreen ingredient that repairs sunburned skin and prevents skin cancer. The ingredient releases an active chelator that mops up free iron released when the skin burns, reducing inflammation and pain.
A parent-based intervention program promotes sun-safe behaviors in children, especially when parents and children have a high-quality relationship. The program is most effective in families with a high-quality parent-child relationship, high level of compliance, and low negative communication.
A parent-based intervention program encourages sun-safe behaviors and discourages tanning among children with high-quality relationships between parents and children. Family variables such as compliance and monitoring levels also impact the effectiveness of the program.
Researchers discovered a cancer triad involving Ras, c-myc, and p21 genes. Mice lacking the c-myc gene showed resistance to skin cancer, while mice with both missing genes regained sensitivity to mutated Ras. This study provides new insights into epithelial tumor development.
Research finds high incidence of skin diseases among Hispanic migrant farmworkers, including acne and foot fungus. The study highlights the need for better health education and access to services for these workers.
Researchers have discovered a major gateway for KSHV entry into human cells, suggesting the virus may facilitate its own infectivity by inducing stress responses. This finding has significant implications for understanding Kaposi's sarcoma and developing new treatments.
Researchers found that higher vitamin D levels were associated with a significant reduction in total cancer incidence and mortality, as well as specific types of digestive system cancers. Daily supplementation with at least 1500 IU of vitamin D may be required to optimize benefits on cancer risk.
Plexxikon's V600E B-Raf inhibitor demonstrated robust efficacy in xenograft models using a once-daily low oral dose, showing tumor shrinkage and prolonged delay of tumor growth. The company intends to file an IND application and initiate Phase 1 clinical trials for the oncogenic B-Raf inhibitor.
A study found an association between HPV antibodies and squamous cell carcinoma risk, with patients diagnosed with squamous cell carcinoma more frequently testing positive for beta type HPVs. Lifestyle habits, such as sun exposure and smoking, were not significantly linked to skin cancer development.
Researchers found a higher frequency of genus beta type HPV antibodies in patients with squamous cell carcinoma (SCC) than control subjects, especially HPV 5. No association was found between HPV and basal cell carcinomas.
A light-based device probe has been developed to detect early cancer signs in the esophagus, emitting light that scatters when it hits the cell nucleus. The technology could be adapted to detect pre-cancerous cells on any organ's surface, potentially increasing the likelihood of cancer detection.
Researchers found that Aldara Cream reduced fine lines and wrinkles, improved skin texture, and enhanced color in prematurely aged skin. The cream showed significant improvements in 80% of the subjects, with 90% expressing strong approval.
The five-year data demonstrate long-term efficacy and reliability of MAL-PDT for treating superficial and nodular basal cell carcinomas, with superior cosmesis compared to cryotherapy. The treatment was found to be non-inferior to surgery in relation to initial response rates, but with significantly better cosmetic outcomes.
Research found a high number of chromid breaks associated with increased risk of nonmelanoma skin cancers and basal cell carcinomas, while melanoma risk was not linked. UV-B radiation sensitivity also interacted with other risk factors for squamous cell and basal cell carcinomas.
Research suggests that consuming broccoli sprouts daily can improve chronic bacterial gastritis and potentially prevent stomach cancer. The compound sulforaphane in broccoli sprouts also has been shown to have anti-cancer effects, including preventing skin cancers caused by sun damage.
Researchers found that HIV-1 activates plasmacytoid dendritic cells via Toll-like receptor-viral RNA interactions, which is inversely correlated with successful control of HIV. This mechanism may lead to targeted immunotherapies for HIV.
Researchers will investigate whether vitamin E and/or selenium can reduce skin and other cancers. The study aims to provide essential data on potential low-cost interventions for millions at risk of arsenic-induced cancers in Bangladesh and globally.
Researchers at Thomas Jefferson University identified a genetic mutation in the Stratifin gene that causes abnormal skin development and cancer in mice. The study found that mice with the mutation developed severe skin defects, including cyclical hair loss and skin cancer late in life.
Researchers have discovered that red hair pigment produces more damaging compounds when exposed to sunlight, increasing the risk of skin cancer. A new topical lotion has also been developed, using a natural protein to repair DNA damage in skin cells.
A recent study suggests that ozone levels in the atmosphere have begun to level off, with some regions even experiencing small increases. However, it is unlikely that the ozone layer will fully recover, and scientists warn that precautions such as UV protection remain vital.
Researchers tested various sunscreens and methods on volunteers from multiple countries to establish a standard method for determining IPF. However, the study found that high SPF sunscreens may not provide sufficient protection against immunosuppression, potentially increasing skin cancer risk.
According to a JAMA Network study, US states with age restrictions on indoor tanning have higher compliance rates among minors. States like Illinois and Wisconsin saw significant reductions in noncompliance among 15-year-olds, whereas others like Texas had lower compliance rates.
A Mayo Clinic study found that basal cell carcinoma (BCC) tumors are increasing in younger adults, with a significant surge in women over 30. Squamous cell carcinoma (SCC) diagnoses also rose sharply, especially among men and women in their late 30s. Long-term sun exposure and tanning bed use are major contributors to this trend.
The study found a significant increase in nonmelanoma skin cancer incidence among young adults, with rates rising by 13.4% for women and 22.9% for men between 1976-1979. Squamous cell carcinoma incidence also increased significantly over the study period, emphasizing the need to focus on prevention.
Collagen VII protein fragment essential for skin cancer cells to break free and spread, Stanford researchers discover. This breakthrough offers hope for pre-emptive treatment of skin cancers in high-risk patients.
Researchers found that Pax3 plays dual roles in adult stem cells, directing them to become melanocytes while preventing complete differentiation. This discovery opens new avenues for understanding stem cell biology and its potential role in cancer development.
A DNA enzyme found in some animals can repair damage caused by UV light, protecting against skin cancer. Researchers discovered this enzyme helps defend against non-melanoma skin cancer in mice with the transgene.
Researchers develop gene therapy to treat XP, a devastating disease causing cancerous lesions on exposed skin. The treatment restores DNA repair mechanism, preventing cancerous growth and sunburn-like symptoms in mice.
Researchers at Johns Hopkins Medicine found that stressed mice develop skin cancer faster than non-stressed mice. Stress-reducing programs like yoga and meditation may help individuals at high risk for skin cancer stay healthy longer.
Researchers found that activated STAT3 is necessary for skin cancer development, and inhibiting it can prevent tumor growth. A STAT3 inhibitor could potentially be used as a topical cream to treat sunburns or precancerous lesions.
Research finds that melanin in hair follicles can increase cell death in response to UV radiation, depending on its color. The study used mice with engineered pigmentation to demonstrate this effect, suggesting that people with darker skin may not be as vulnerable to skin cancer as those with fair skin.
Researchers found that zoledronic acid can halt the progression of cervical cancer in mice by inhibiting angiogenesis and matrix metalloprotease-9 expression. Additionally, a study on skin cancer revealed that Stat3 is required for initiation and promotion stages, suggesting it as a potential target for cancer therapy
Researchers found that Stat3 is required for skin cancer initiation and maintains cellular growth through expansion of initiated cells. Inhibiting Stat3 function impairs tumor growth, suggesting its potential as a target for cancer therapy.
Scientists at Mayo Clinic develop novel approach to cancer vaccine that leverages inflammatory cell death to trigger a strong anti-tumor immune response, eradicating skin cancer tumors without triggering autoimmune disease. The breakthrough sheds light on a major obstacle in advancing cancer vaccine research from lab to human trials.
Researchers at Newcastle University are developing a new type of sunscreen that protects against sun-induced DNA damage, a major cause of skin cancer and ageing. The company, DNAcare Systems, aims to introduce a DNA rating for all sunscreens to reduce skin cancer cases.
Research found that long-term PUVA treatment increases the prevalence of human papillomavirus (HPV) in the skin of psoriasis patients, particularly those with a history of exposure. The study screened for HPV DNA in body hairs from 81 patients and found higher rates in patients with PUVA history compared to those without.