نتایج جستجو برای: melanoma cancer

تعداد نتایج: 949274  

Journal: :avicenna journal of medical biotechnology 0

background: malignant melanoma is a highly aggressive malignant melanocytic neoplasm which resists against the most conventional therapies. sea cucumber as one of marine organisms contains bioactive compounds such as polysaccharide, terpenoid and other metabolites which have anti-cancer, anti-tumor, anti-inflammatory and antioxidant properties. the present study was designed to investigate the ...

Background & Objective: This study was designed for the first time for the detection of mutant BRAF V600E and its correlation with clinicophathologic features in a sample of Iranian patients with pathologically proved pigmented skin neoplasms.Methods: 82 paraffin-embedded blocks, including melanocytic nevi, malignant melanoma, Basel cell carcinoma, and sq...

Background: Skin cancer is one of the most common forms of cancer in the world and melanoma is the deadliest type of skin cancer. Both melanoma and melanocytic nevi begin in melanocytes (cells that produce melanin). However, melanocytic nevi are benign whereas melanoma is malignant. This work proposes a deep learning model for classification of these two lesions.    Methods: In this analytic s...

Journal: :iranian biomedical journal 0
پریسا موسوی شفاعی parisa mousavi-shafaei عبدعلی ضیایی abed-ali ziaee uwe zangemeister-wittke

background: malignant melanoma is a highly metastatic cutaneous cancer and typically refractory to chemotherapy. deregulated apoptosis has been identified as a major cause of cancer drug resistance, and upregulated expression of the inhibitor of apoptosis protein melanom, an inhibitor of apoptosis (ml-iap) is frequent in melanoma. methods: based on the conclusion that ml-iap expression contribu...

Journal: :journal of paramedical sciences 0
mohammad rahmati roodsar skin research center, loghman hakim hospital, shahid beheshti university of medical sciences, tehran hakimeh zali proteomics research center, faculty of paramedical sciences, shahid beheshti university of medical sciences, tehran

skin cancer has a broad and burdensome impact on the health and well-being of iranian and account for substantial health care costs to the nation. the first most common form of skin cancer is basal cell carcinoma (bcc); followed by the squamous cell carcinoma (scc) and the incidence of malignant melanoma (mm) is lower but is fatal. kaposi sarcoma (ks) is a tumor caused by human herpes virus 8. ...

Background: Skin cancer is the most common type of cancer in the world. Pattern of skin cancer is different in various geographical regions, depending on the genetic and environmental factors.  Objective: This study aims to investigate the incidence rate of skin cancer and its trends in Guilan province of Iran during 2010-2014. Materials and Methods: In this descriptive cross-sectional study,...

Journal: :Computer systems science and engineering 2022

Skin cancer is usually classified as melanoma and non-melanoma. Melanoma now represents 75% of humans passing away worldwide one the most brutal types cancer. Previously, studies were not mainly focused on feature extraction Melanoma, which caused classification accuracy. However, in this work, Histograms orientation gradients local binary patterns procedures are used to extract important featu...

Journal: :Applied Biological Chemistry 2021

Abstract Melanoma is one of the most aggressive and lethal skin cancers. Lucidadiol a triterpenoid isolated from Ganoderma lucidum known to have various biological functions, including antibacterial effects. However, anti-cancer effects mechanism action lucidadiol in malignant melanoma are unknown. In this study, significantly reduced B16 cell viability dose- time-dependent manner. addition, in...

Journal: :Journal of physics 2023

Abstract Melanoma is the most dangerous type of cancer, with a high rate metastasis. The conventional method treating skin melanoma photodynamic therapy, yet this phototherapy has several side effects. In addition, photosensitizers used are relatively expensive and toxic. Thus, developing methods cancer using laser only promising area research. Here we present in vitro effects cell culture afte...

Journal: :Journal of Investigative Dermatology 2022

People with skin of color are more likely to have advanced melanomas at diagnosis, strikingly lower 5-year melanoma survival rates among Black (70%) compared white patients (92%). Yet, survey data suggests many people not been provided health information about cancer. We sought explore people’s perspectives on risk using in-depth qualitative interviewing. conducted 26 semi-structured interviews...

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