The results of a study by Wenner and colleagues suggest that positioning a pH electrode directly above the squamocolumnar junction (SCJ) during wireless monitoring of esophageal pH improves the ...

For best viewing, click the bottom right corner for full screen. ORLANDO -- Early referral of patients with gastroesophageal reflux disease (GERD) for pH monitoring can help avoid extensive and costly ...

Modern methods for mass production of biological agents and fine chemicals require precise control of pH. However within these systems it is not always possible to use traditional methods for ...

A total of 109 patients were recruited for the study, on the basis of typical symptoms of heartburn and/or regurgitation. Of these, 39 patients were not included for the final analysis of comparison ...

When Arnold Beckman, a professor of analytical chemistry at the California Institute of Technology, was asked to devise a way to measure acidity in citrus fruit, the resulting “acidometer” ...

Advances in sensor materials and optoelectronics have enabled novel optical sensors for applications in life sciences, pharmaceuticals, biotechnology, and more. Compared with electrochemical sensing ...

The incidence of GERD is on the rise, particularly in Asia. [24] Along with the increasing incidence of this disease, newer endoscopic and laparoscopic surgical techniques are also emerging for its ...