Results 61 to 70 of about 464,393 (278)

Polymerase Chain Reaction. Perturbation Theory and Machine Learning Artificial Intelligence‐Experimental Microbiome Analysis: Applications to Ancient DNA and Tree Soil Metagenomics Cases of Study

open access: yesAdvanced Intelligent Systems, EarlyView.
The polymerase chain reaction (PCR).Perturbation Theory and Machine Learning framework integrates perturbation theory and machine learning to classify genetic sequences, distinguishing ancient DNA from modern controls and predicting tree health from soil metagenomic data.
Jose L. Rodriguez   +19 more
wiley   +1 more source

Delayed presentation of a sigmoid colon injury following blunt abdominal trauma: a case report

open access: yesJournal of Medical Case Reports, 2012
Introduction The low incidence of colon injury due to blunt abdominal trauma and the lack of a definitive diagnostic method for the same can lead to delays in diagnosis and treatment, subsequently resulting in high morbidity and mortality.
Ertugrul Gokhan   +4 more
doaj   +1 more source

Implantable Drug Delivery Systems for Skeletal Muscles and Eyes

open access: yesAdvanced NanoBiomed Research, EarlyView.
This review highlights the different types of recent implantable drug delivery systems (IDDS) fabricated for a use with skeletal muscles, and with eyes. It presents the developments already made and the current research directions, showing the evolution of IDDS and their great diversity.
Serge Ostrovidov   +8 more
wiley   +1 more source

Stercoral Perforation of the Colon during Pregnancy: A Case Report and Review of the Literature

open access: yesAmerican Journal of Perinatology Reports, 2015
Stercoral perforation of the colon, though rare, is associated with high mortality. Review of the literature identified only three prior cases reported during pregnancy.
Anthony B. Costales   +4 more
doaj   +1 more source

INI1-negative colorectal undifferentiated carcinoma with rhabdoid features and postoperative rapidly growing liver metastases: a case report and review of the literature

open access: yesSurgical Case Reports, 2021
Background Malignant tumors with rhabdoid features are extremely rare. They can occur in various organs, including the gastrointestinal tract, with common clinical features of high malignancy and poor prognosis.
Masatsugu Kojima   +15 more
doaj   +1 more source

Underwater Endoscopic Mucosal Resection as a Salvage Strategy for a Non-Lifting Early Sigmoid Colon Carcinoma After Failed Conventional Endoscopic Mucosal Resection: A Case Report. [PDF]

open access: yesDEN Open
ABSTRACT Endoscopic mucosal resection (EMR) has been widely adopted as an endoscopic treatment for colorectal tumors. However, in non‐lifting lesions, EMR often becomes technically challenging, leading to piecemeal resection or residual tumor. Recently, underwater EMR (UEMR) has been developed as a novel technique that allows mucosal and submucosal ...
Sawaguchi H   +4 more
europepmc   +2 more sources

Abnormal length and position of the sigmoid colon and its clinical significance.

open access: yesKathmandu University Medical Journal, 2014
Sigmoid colon is one of the most variable parts of the large intestine. Here we report a very rare type of variation of the sigmoid colon. This variation was observed during the routine dissections for undergraduate medical students at Melaka Manipal ...
S. Nayak, B. George, S. Mishra
semanticscholar   +1 more source

Migrated biliary plastic stent causing double sigmoid colon perforation

open access: yesJournal of Surgical Case Reports, 2014
A female patient was admitted to our hospital with sigmoid colon perforation caused by migrated biliary plastic stent, which was placed 2 months ago for the treatment of choledocholithiasis.
C. Konstantinidis   +3 more
semanticscholar   +1 more source

Spontaneous Colon Perforations Associated with a Vascular Type of Ehlers-Danlos Syndrome

open access: yesCase Reports in Gastroenterology, 2014
Ehlers-Danlos syndrome, vascular type (vEDS) (MIM #130050) is an autosomal dominant disorder caused by mutation in the type III collagen gene, COL3A1, leading to fragility of blood vessels, bowel and uterus that leads to spontaneous rupture.
Akira Yoneda   +7 more
doaj   +1 more source

A Case of Malignant Granular Cell Tumor in the Sigmoid Colon

open access: yesClinical Endoscopy, 2014
Granular cell tumor (GCT) is an uncommon, usually benign neoplasm; however, a malignant potential has been described. Malignant GCT is an extremely rare neoplasm showing rapid growth and invasion into adjacent muscles, lymph nodes, or vessels, or even ...
Sang Myung Choi   +6 more
semanticscholar   +1 more source

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