SATB2 in Neoplasms of Lung, Pancreatobiliary, and Gastrointestinal Origins

Histopathology of gastrointestinal neuroendocrine neoplasms

Gastrointestinal neuroendocrine neoplasms (GI-NENs) arise from neuroendocrine cells distributed mainly in the mucosa and submucosa of the gastrointestinal tract. In 2010, the World Health Organization (WHO) classification of NENs of the digestive system was changed, categorizing these tumors as grade 1 neuroendocrine tumor (NET), grade-2NET, neuroendocrine carcinoma (large- or small-cell type),...

Investigating the Relationship Between Air Pollution and the Incidence Rate of Lung and Hematologic Neoplasms in Tehran

Background: Air pollution in large cities is one of the main difficulties that have harmful effects on humans and cause various diseases including cancers. So, present study with aim of determination the relation between air pollution and Incidence rate of two most common cancer in Tehran were performed.  Methods: at first, hourly data of pollutants including of CO, NO2, O3, SO2, PM10 were  ta...

Neoplasms of the Lung

EMR and ESD for Gastrointestinal Neoplasms

Surgery is the accepted standard treatment of early gastrointestinal cancer, defined as cancer with involvement confined to the mucosa or submucosa, regardless of the size or the presence of regional lymph-node metastases. However, recent progress in endoscopic technique has made it possible to treat gastrointestinal neoplasm. For example, early gastric cancer confined to the mucosa can be trea...

synthesis of sulfides from alcohols and thiols in solvent-freeconditions and deoxygenation of sulfoxides

کاتالیست یک سنتز جدید برای تیواترها توصیف شده است. واکنش الکل ها با آریل، هتروآریل و آلکیل تیو ل ها درحضور 1،3،5- تری آزو- 2،4،6- تری فسفرین-2،2،4،4،6،6 هگزاکلراید ((tapc به عنوان یک کاتالیست موُثر، بازده های خوب تا عالی از تیواترها را حاصل می کند. علاوه براین، واکنش تحت شرایط بدون فلز و بدون حلال پیش می رود، بنابراین یک مکمل جالب برای روش های شناخته شده سنتز تیواترها ارائه می دهد. یک مکانیسم ا...