Colorectal cancer screening from 45 years of age: Thesis, antithesis and synthesis

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...

Colorectal cancer screening and subsequent incidence of colorectal cancer: results from the 45 and Up Study.

OBJECTIVE To investigate the association of colorectal cancer (CRC) screening history and subsequent incidence of CRC in New South Wales, Australia. DESIGN, SETTING AND PARTICIPANTS A total of 196,464 people from NSW recruited to the 45 and Up Study, a large Australian population-based prospective study, by completing a baseline questionnaire distributed from January 2006 to December 2008. In...

Is colorectal cancer screening necessary before 50 years of age?

The inequality hypothesis: thesis, antithesis, and a synthesis?

In the pages of this journal Min Hua Jen, Kelvyn Jones and, Ron Johnston recently presented a paper claiming to have evaluated Richard Wilkinson’s hypothesis that social inequality damages the health of populations (Jen et al., 2008). It was an interesting paper with findings not originally recognized in Wilkinson’s hypothesis, but it suffers from one major flaw: the findings are not a direct e...

Review: hemoccult screening reduces death from colorectal cancer in average-risk patients > 50 years of age.

S t u d y s e l e c t i o n English-language studies were selected if they evaluated Hemoccult testing, flexible sigmoidoscopy, or genetic testing as the first step in a multiphase secondary prevention strategy or colonoscopy as a single-phase secondary prevention strategy in both asymptomatic and high-risk patients. Studies that screened with digital rectal examination and doublecontrast bariu...