Publications by authors named "Raquel Fuentes"

Pancreatic ductal adenocarcinoma (PDAC) is the fourth leading cause of cancer-related death in the Western world. The number of diagnosed cases and the mortality rate are almost equal as the majority of patients present with advanced disease at diagnosis. Between 4 and 10% of pancreatic cancer cases have an apparent hereditary background, known as hereditary pancreatic cancer (HPC) and familial pancreatic cancer (FPC), when the genetic basis is unknown.

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The Spanish Familial Pancreatic Cancer Registry (PANGENFAM) was established in 2009 and aims to characterize the genotype and phenotype of familial pancreatic cancer (FPC). Furthermore, an early detection screening program for pancreatic ductal adenocarcinoma (PDAC) is provided to healthy high-risk individuals from FPC and hereditary pancreatic cancer families (first-degree relatives). This article describes our experience over the last 10 years in high-risk screening.

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Stereotactic body radiotherapy (SBRT) allows high doses of radiation to be administered in a limited number of fractions. The high doses per session might allow the theoretical radioresistance of renal carcinoma to be overcome. SBRT may be a therapeutic alternative in inoperable patients with localized renal carcinoma.

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Pancreatic ductal adenocarcinoma (PDAC) presents many challenges in the clinic and there are many areas for improvement in diagnostics and patient management. The five-year survival rate is around 7.2% as the majority of patients present with advanced disease at diagnosis that is treatment resistant.

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The ubiquitin-proteasome system plays a role in a broad range of cellular functions, including cell growth and proliferation. The dysregulation of the ubiquitination process may lead to tumor development. Bortezomib was the first proteasome inhibitor demonstrating activity either as a single agent or in combination with cytotoxic drugs in a wide spectrum of hematological and solid malignancies.

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Micronuclei and other biomarkers were evaluated in oral cells from 11- to 16-year-old girls living in a foster home in the central area of México City. Variables analyzed for possible association with these biomarkers include smoking habits, body mass index, metabolic polymorphisms for NAT1 and GSTM1 and whether the cells were obtained from the cheek or pharynx. The results indicated that individuals having the NAT1*10 homozygous genotype showed a significant increase in chromatin buds and binucleated cells.

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