This report describes the synthesis of L-and D-[methyl-11C] methionine in pure enantiomeric
forms. The compounds were prepared routinely approximately 1,000 times with less than …

Objective To assess risk of cancer in patients with childhood onset inflammatory bowel
disease in childhood and adulthood. Design Cohort study with matched general population …

Objective. An inappropriate immune response to normal bowel flora is implicated in the
etiology of Crohn's disease. Tolerance to bowel flora develops in infancy, so factors disrupting …

Objectives: A sharp increase in paediatric (younger than 16 years) inflammatory bowel
disease (IBD) incidence was observed in northern Stockholm County, Sweden, in 1990–2001. …

Background & aims Childhood-onset inflammatory bowel disease (IBD) is believed to be a
more severe disease than adult-onset IBD, but there is little information on all-cause and …

Combined immunosuppression by immunomodulators and biological therapy has become
standard in the medical management of moderate-to-severe inflammatory bowel disease (IBD…

Aim: To investigate inflammatory bowel disease (IBD) register-based subtype classifications
over a patient’s disease course and over time. Methods: We examined International …

Background The authors have previously described an association between cytomegalovirus
(CMV) infection and intrahepatic and extrahepatic forms of neonatal cholestasis. Pediatric …

Extending our earlier work on cross sections for the production of residual nuclides by
proton-induced reactions, the production of radionuclides from the target elements Ta, W, Pb, and …

Background Some studies have suggested that childhood-onset inflammatory bowel
disease (IBD) is characterized by extensive intestinal involvement and rapid progression to …