Results 1 to 10 of about 322,350 (298)

Ethnic variations in the occurrence of colonic neoplasms. [PDF]

open access: yesUnited European Gastroenterol J, 2017
Background and aimsWith the exception of African Americans and Hispanics, few studies have dealt with the influence of other types of ethnicity on the prevalence of colon polyps and colorectal cancer. The present study was undertaken to compare the ethnic and socioeconomic distributions of colonic neoplasms among different ethnic groups in the United ...
Sonnenberg A, Turner KO, Genta RM.
europepmc   +4 more sources

Targeted Imaging of Flat and Depressed Colonic Neoplasms [PDF]

open access: yesGastrointestinal Endoscopy Clinics of North America, 2010
Thomas Wang
exaly   +2 more sources

Colonic neoplasms complicating ureterosigmoidostomy [PDF]

open access: yesCancer, 1975
A benign reactive polyp developed at each ureteral implantation in the sigmoid colon following bilateral ureterosigmoidostomy for exstrophy of the bladder. The first polyp was discovered 23 years after the operation. The second polyp occurred 4 years later at the other ureteral orifice. Each polyp contained benign cystic glandular epithelium within the
A, Lasser, A E, Acosta
openaire   +2 more sources

Neuroendocrine neoplasms of the appendix, colon and rectum

open access: yesPathologica, 2021
Neuroendocrine neoplasms of the appendix, colon and rectum are classified according to the most recent WHO classification as neuroendocrine tumors (NET), neuroendocrine carcinomas (NEC) and mixed neuroendocrine-non neuroendocrine neoplasms (MiNENs). NECs and MiNENs are aggressive neoplasms requiring multimodal treatment strategies.
Volante, Marco   +8 more
openaire   +4 more sources

Large colonic neoplasms missed by endoscopy [PDF]

open access: yesAmerican Journal of Roentgenology, 1989
Endoscopy is commonly accepted as the gold standard in the evaluation of neoplastic colonic disease. The procedure is used to confirm or exclude lesions detected on barium enemas, with the assumption that the endoscopist was successful in reaching the appropriate segment of the colon.
S N, Glick   +7 more
openaire   +2 more sources

Colonization of epithelial pilar neoplasms by melanocytes [PDF]

open access: yesHistopathology, 2005
  We retrieved 50 cutaneous epithelial pilar neoplasms from The Royal London Hospital archives (1980–2003), 46 benign (39 trichoepitheliomas ⁄ seven trichoblastomas) and four malignant (trichilemmal carcinomas). The pilar differ- entiation criteria included organoid, lobular or folli- culo-centric growth pattern, few or no connections with the ...
Diaz-Cano, Salvador J.   +2 more
openaire   +2 more sources

Protein pyrophosphorylation by inositol pyrophosphates — detection, function, and regulation

open access: yesFEBS Letters, EarlyView.
Protein pyrophosphorylation is an unusual signaling mechanism that was discovered two decades ago. It can be driven by inositol pyrophosphate messengers and influences various cellular processes. Herein, we summarize the research progress and challenges of this field, covering pathways found to be regulated by this posttranslational modification as ...
Sarah Lampe   +3 more
wiley   +1 more source

From mice to humans—divergent strategies for intestinal homeostasis and regeneration

open access: yesFEBS Letters, EarlyView.
Recent advances such as organoid genome editing, xenotransplantation, imaging, and whole‐genome sequencing have enabled direct studies of human intestinal stem cells (ISCs). These studies reveal species‐specific features, including slower ISC proliferation, distinct injury responses, slower somatic mutation accumulation in humans, and an inverse ...
Keiko Ishikawa   +2 more
wiley   +1 more source

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