Publications by authors named "D St-Pierre"

Article Synopsis
  • The study evaluates how three types of bariatric surgeries—Roux-en-Y gastric bypass, biliopancreatic diversion with duodenal switch, and single anastomosis duodeno-ileal bypass—affect bile acid levels in male Wistar rats on different diets.
  • Results show that these surgeries increase plasma levels of secondary bile acids, which are associated with reduced body weight and fat gain and improved glucose metabolism.
  • Additionally, the findings highlight connections between bile acids and beneficial gut bacteria as well as short-chain fatty acids, suggesting these surgeries contribute to better metabolic health through these biochemical changes.
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Objectives: Mutations in the X-linked endosomal Na+/H+ exchanger 6 (NHE6) cause Christianson syndrome (CS). Here, in the largest study to date, we examine genetic diversity and clinical progression in CS into adulthood.

Method: Data were collected as part of the International Christianson Syndrome and () Gene Network Study.

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Background: It is estimated that 10% or more of patients older than 65 years are affected by frailty, a mental and physical state of vulnerability to adverse surgical outcomes. Frailty can be assessed using the Edmonton Frailty Scale: a reliable and convenient multidimensional assessment before surgery. The correlation between frailty score, presurgical optimization, and surgical outcomes was investigated in this preliminary pilot study.

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Mutations in the X-linked endosomal Na+/H+ Exchanger 6 (NHE6) causes Christianson Syndrome (CS). In the largest study to date, we examine genetic diversity and clinical progression, including cerebellar degeneration, in CS into adulthood. Data were collected as part of the International Christianson Syndrome and NHE6 (SLC9A6) Gene Network Study.

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Physical inactivity and sedentary behaviors (SB) have promoted a dramatic increase in the incidence of a host of chronic disorders over the last century. The breaking up of sitting time (, sitting to standing up transition) has been proposed as a promising solution in several epidemiological and clinical studies. In parallel to the large interest it initially created, there is a growing body of evidence indicating that breaking up prolonged sedentary time (.

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